代替としてStoreで管理するように

fixUI

.idea/deploymentTargetSelector.xml

@@ -4,10 +4,10 @@
     <selectionStates>
       <SelectionState runConfigName="app">
         <option name="selectionMode" value="DROPDOWN" />
-        <DropdownSelection timestamp="2023-12-18T03:36:14.973846Z">
+        <DropdownSelection timestamp="2024-01-20T07:15:21.179573376Z">
           <Target type="DEFAULT_BOOT">
             <handle>
-              <DeviceId pluginId="PhysicalDevice" identifier="serial=ZY22H7V3G7" />
+              <DeviceId pluginId="LocalEmulator" identifier="path=/home/rca/.android/avd/Pixel_3a_API_34_extension_level_7_x86_64.avd" />
             </handle>
           </Target>
         </DropdownSelection>

.idea/gradle.xml

@@ -22,6 +22,7 @@
             <option value="$PROJECT_DIR$/feature/library" />
             <option value="$PROJECT_DIR$/feature/scan" />
             <option value="$PROJECT_DIR$/feature/search" />
+            <option value="$PROJECT_DIR$/feature/setting" />
             <option value="$PROJECT_DIR$/model" />
             <option value="$PROJECT_DIR$/processor" />
             <option value="$PROJECT_DIR$/shared" />

.idea/misc.xml

@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ExternalStorageConfigurationManager" enabled="true" />
   <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">

app/build.gradle

@@ -59,30 +59,6 @@ dependencies {
     androidTestImplementation libs.androidx.test.ext.junit
     androidTestImplementation libs.androidx.test.espresso.core
 
-    // 内部モジュール
-    // Feature
-    implementation project(':feature:home')
-    implementation project(':feature:search')
-    implementation project(':feature:library')
-    implementation project(':feature:scan')
-    implementation project(':feature:debug')  // デバッグメニュー
-
-//    // Component
-//    implementation project(':component:common')
-//    implementation project(':component:scanner')
-//    implementation project(':component:viewer')
-
-//    // Data
-//    implementation project(':data:repository')
-//
-//    // Source
-//    implementation project(':data:source:database')
-//    implementation project(':data:source:preference')
-//
-    implementation project(':data')
-
-    implementation project(':shared:ui')
-
     // Hilt (DI)
     implementation libs.com.google.dagger.hilt.android
     annotationProcessor libs.com.google.dagger.hilt.compiler
@@ -92,4 +68,18 @@ dependencies {
     implementation libs.navigation.ui
     implementation libs.navigation.dynamic.features.fragment
 
+    // Feature
+    implementation project(':feature:home')
+    implementation project(':feature:search')
+    implementation project(':feature:library')
+    implementation project(':feature:scan')
+    implementation project(':feature:debug')  // デバッグメニュー
+    implementation project(':feature:setting')  // 設定画面
+
+    implementation project(':data')
+    implementation project(':shared:ui')
+
+    implementation project(':model')
+
+    implementation project(':utils')
 }

app/src/main/java/one/nem/lacerta/LacertaApplication.java

@@ -1,6 +1,7 @@
 package one.nem.lacerta;
 
 import android.app.Application;
+import android.util.Log;
 
 import com.google.android.material.color.DynamicColors;
 
@@ -12,7 +13,13 @@ public class LacertaApplication extends Application {
     public void onCreate() {
         super.onCreate();
 
-        // DynamicColorを有効化
-        DynamicColors.applyToActivitiesIfAvailable(this);
+        if (DynamicColors.isDynamicColorAvailable()) {
+            Log.d("DynamicColors", "DynamicColors is available. Applying to activities...");
+            DynamicColors.applyToActivitiesIfAvailable(this);
+        } else {
+            Log.d("DynamicColors", "DynamicColors is not available.");
+        }
+
     }
+
 }

app/src/main/java/one/nem/lacerta/MainActivity.java

@@ -1,40 +1,157 @@
 package one.nem.lacerta;
 
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+import androidx.core.content.ContextCompat;
+import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentManager;
+import androidx.fragment.app.FragmentTransaction;
 import androidx.navigation.NavController;
 import androidx.navigation.fragment.NavHostFragment;
 import androidx.navigation.ui.NavigationUI;
 
+import android.graphics.Color;
 import android.os.Bundle;
+import android.util.Log;
+import android.view.Menu;
+import android.view.MenuItem;
 import android.widget.Toast;
 
+import one.nem.lacerta.model.FragmentNavigation;
+import one.nem.lacerta.model.pref.FeatureSwitchOverride;
+import one.nem.lacerta.utils.FeatureSwitch;
+
+import com.google.android.material.appbar.AppBarLayout;
 import com.google.android.material.bottomnavigation.BottomNavigationView;
 
 
-
+import java.io.NotActiveException;
 
 import dagger.hilt.android.AndroidEntryPoint;
+import one.nem.lacerta.utils.repository.SharedPrefUtils;
+
 import javax.inject.Inject;
 
 @AndroidEntryPoint
-public class MainActivity extends AppCompatActivity {
+public class MainActivity extends AppCompatActivity implements FragmentNavigation {
+
+    @Inject
+    SharedPrefUtils sharedPrefUtils;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
 
-        // Debug
-        FragmentManager supportFragmentManager = getSupportFragmentManager();
-
-        NavHostFragment navHostFragment = (NavHostFragment) supportFragmentManager.findFragmentById(R.id.nav_host_fragment);
-        NavController navController = navHostFragment.getNavController();
         BottomNavigationView bottomNavigationView = findViewById(R.id.bottom_nav);
 
-        NavigationUI.setupWithNavController(bottomNavigationView, navController);
+        // Initialize app
+        if (sharedPrefUtils.getIsFirstLaunch()) initializeApp();
 
-        Toast.makeText(this, "testMessage", Toast.LENGTH_SHORT).show();
+        // Init navigation
+        try {
+            FragmentManager supportFragmentManager = getSupportFragmentManager();
+            NavHostFragment navHostFragment = (NavHostFragment) supportFragmentManager.findFragmentById(R.id.nav_host_fragment);
+            assert navHostFragment != null;
+            NavController navController = navHostFragment.getNavController();
+            NavigationUI.setupWithNavController(bottomNavigationView, navController);
+        }
+        catch (Exception e) {
+            Log.e("Init", "Failed to init navigation");
+            Log.e("Init", "Searchable Error code: " + "894b5941-3bc0-46fe-b752-0dbc88be29a8");
+            Toast.makeText(this, "Failed to init navigation", Toast.LENGTH_LONG).show();
+            finish(); // Exit app
+        }
+
+        // Apply feature switch
+        applyFeatureSwitch(bottomNavigationView, FeatureSwitchOverride.ENABLE_SEARCH, FeatureSwitch.FeatureMaster.enableSearch, one.nem.lacerta.feature.search.R.id.feature_search_navigation);
+        applyFeatureSwitch(bottomNavigationView, FeatureSwitchOverride.ENABLE_DEBUG_MENU, FeatureSwitch.FeatureMaster.enableDebugMenu, one.nem.lacerta.feature.debug.R.id.feature_debug_navigation);
+
+
+        // Set navigation bar color
+        getWindow().setNavigationBarColor(ContextCompat.getColor(this, one.nem.lacerta.shared.ui.R.color.colorSecondaryContainer));
+
+        // Set status bar color
+        getWindow().setStatusBarColor(ContextCompat.getColor(this, one.nem.lacerta.shared.ui.R.color.colorSurface));
+
+    }
+    private void initializeApp() {
+        Log.d("Init", "Initializing app");
+        // Set feature switch override to default value
+        sharedPrefUtils.setFeatureSwitchOverride(FeatureSwitchOverride.ENABLE_SEARCH, FeatureSwitch.FeatureMaster.enableSearch);
+        sharedPrefUtils.setFeatureSwitchOverride(FeatureSwitchOverride.ENABLE_DEBUG_MENU, FeatureSwitch.FeatureMaster.enableDebugMenu);
+
+        // Set isFirstLaunch to false
+        sharedPrefUtils.setIsFirstLaunch(false);
     }
 
-}
+    private void applyFeatureSwitch(BottomNavigationView bottomNavigationView, FeatureSwitchOverride featureSwitchOverride, boolean defaultValue, int menuId) {
+        boolean isEnabled = FeatureSwitch.Meta.canOverrideSwitch ? sharedPrefUtils.getFeatureSwitchOverride(featureSwitchOverride) : defaultValue;
+        if (!isEnabled) bottomNavigationView.getMenu().removeItem(menuId);
+    }
+
+    @Override
+    public void navigateToFragment(Fragment fragment) {
+        getSupportFragmentManager().beginTransaction()
+                .replace(R.id.nav_host_fragment, fragment)
+                .addToBackStack(null)
+                .commit();
+    }
+
+    @Override
+    public void navigateToFragment(Fragment fragment, boolean addToBackStack) {
+        if (addToBackStack) {
+            getSupportFragmentManager().beginTransaction()
+                    .replace(R.id.nav_host_fragment, fragment)
+                    .addToBackStack(null)
+                    .commit();
+        } else {
+            getSupportFragmentManager().beginTransaction()
+                    .replace(R.id.nav_host_fragment, fragment)
+                    .commit();
+        }
+    }
+
+    @Override
+    public void navigateToFragment(Fragment fragment, boolean addToBackStack, boolean clearBackStack) {
+        if (clearBackStack) {
+            getSupportFragmentManager().popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);
+        }
+        if (addToBackStack) {
+            getSupportFragmentManager().beginTransaction()
+                    .replace(R.id.nav_host_fragment, fragment)
+                    .addToBackStack(null)
+                    .commit();
+        } else {
+            getSupportFragmentManager().beginTransaction()
+                    .replace(R.id.nav_host_fragment, fragment)
+                    .commit();
+        }
+    }
+
+    public void navigateToFragmentAlternate(Fragment fragment, boolean addToBackStack) {
+        FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
+
+        // get the current fragment
+        Fragment currentFragment = getSupportFragmentManager().getPrimaryNavigationFragment();
+
+        // hide the current fragment
+        if (currentFragment != null) {
+            transaction.hide(currentFragment);
+        }
+
+        // Add the new fragment
+        transaction.add(R.id.nav_host_fragment, fragment);
+
+        // Add the transaction to the back stack if needed
+        if (addToBackStack) {
+            transaction.addToBackStack(null);
+        }
+
+        // Commit the transaction
+        transaction.commit();
+
+        // Update the primary navigation fragment
+        getSupportFragmentManager().beginTransaction().setPrimaryNavigationFragment(fragment).commit();
+    }
+}

app/src/main/res/layout/activity_main.xml

@@ -18,15 +18,20 @@
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
         app:navGraph="@navigation/main_nav"
-        tools:layout="@layout/fragment_debug_menu_container" />
+        tools:layout="@layout/fragment_home_top" />
 
     <com.google.android.material.bottomnavigation.BottomNavigationView
         android:id="@+id/bottom_nav"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
+        android:background="@color/colorSecondaryContainer"
+        app:itemIconTint="@color/colorOnSecondaryContainer"
+        app:itemTextColor="@color/colorOnSecondaryContainer"
+        app:itemActiveIndicatorStyle="@style/Lacerta.Custom.Indicator"
+        app:labelVisibilityMode="selected"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
-        app:menu="@menu/bottom_nav_menu"/>
+        app:menu="@menu/bottom_nav_menu" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/menu/bottom_nav_menu.xml

@@ -4,17 +4,26 @@
     <item
         android:id="@id/feature_home_navigation"
         android:icon="@drawable/home_24px"
-        android:title="Home"/>
+        android:title="@string/home_title"/>
+
+    <item
+        android:id="@id/feature_search_navigation"
+        android:icon="@drawable/search_24px"
+        android:title="@string/search_title"/>
 
     <item
         android:id="@id/feature_library_navigation"
         android:icon="@drawable/folder_24px"
-        android:title="Library"/>
+        android:title="@string/library_title"/>
 
     <item
         android:id="@id/feature_debug_navigation"
         android:icon="@drawable/developer_mode_24px"
-        android:title="Debug menu"/>
+        android:title="@string/debug_menu_title" />
 
+    <item
+        android:id="@id/feature_setting_navigation"
+        android:icon="@drawable/settings_24px"
+        android:title="@string/setting_title"/>
 
 </menu>

app/src/main/res/navigation/main_nav.xml

@@ -2,7 +2,7 @@
 <navigation xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:id="@+id/app_main_nav"
-    app:startDestination="@id/feature_debug_navigation">
+    app:startDestination="@id/feature_home_navigation">
 
     <include app:graph="@navigation/feature_debug_navigation" />
 
@@ -10,5 +10,9 @@
 
     <include app:graph="@navigation/feature_home_navigation" />
 
+    <include app:graph="@navigation/feature_search_navigation" />
+
+    <include app:graph="@navigation/feature_setting_navigation" />
+
 
 </navigation>

component/common/build.gradle

@@ -4,7 +4,7 @@ plugins {
 
 android {
     namespace 'one.nem.lacerta.component.common'
-    compileSdk 33
+    compileSdk 34
 
     defaultConfig {
         minSdk 26
@@ -32,4 +32,6 @@ dependencies {
     testImplementation libs.junit
     androidTestImplementation libs.androidx.test.ext.junit
     androidTestImplementation libs.androidx.test.espresso.core
+
+    implementation project(':shared:ui')
 }

component/scanner/build.gradle

@@ -5,7 +5,7 @@ plugins {
 
 android {
     namespace 'one.nem.lacerta.component.scanner'
-    compileSdk 33
+    compileSdk 34
 
     defaultConfig {
         minSdk 26

component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerManagerActivity.java

@@ -1,5 +1,6 @@
 package one.nem.lacerta.component.scanner;
 
+import android.app.ProgressDialog;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.graphics.drawable.BitmapDrawable;
@@ -22,6 +23,7 @@ import com.websitebeaver.documentscanner.DocumentScanner;
 
 import java.util.ArrayList;
 import java.util.Objects;
+import java.util.concurrent.CompletableFuture;
 
 import javax.inject.Inject;
 
@@ -152,21 +154,35 @@ public class ScannerManagerActivity extends AppCompatActivity {
 
     private void saveNewDocument() {
         logger.debug(TAG, "saveNewDocument");
+        // Deprecatedだが、中断機能が存在しないので操作をブロックする目的で(意図的に)使用
+        ProgressDialog dialog = new ProgressDialog(this);
+        dialog.setMessage("保存中..."); // TODO-rca: テキストをリソースに移動
+        dialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
+        dialog.setCancelable(false);
+        dialog.show();
         DocumentMeta documentMeta = new DocumentMeta("Untitled"); // TODO-rca: デフォルトタイトルを指定できるようにする
-        DocumentDetail documentDetail = document.createDocument(documentMeta);
-        Bitmap[] bitmaps = new Bitmap[this.croppedImages.size()];
-        this.croppedImages.toArray(bitmaps);
-        try {
-            documentProcessorFactory.create(documentDetail).addNewPagesToLast(bitmaps);
-            Toast.makeText(this, "Saved.", Toast.LENGTH_SHORT).show();
-            lacertaVcsFactory.create(documentDetail.getMeta().getId()).generateRevisionAtCurrent("Initial commit");
-            lacertaVcsFactory.create(documentDetail.getMeta().getId()).printLog(); // Debug
-            lacertaVcsFactory.create(documentDetail.getMeta().getId()).printRev(); // Debug
+        document.createDocument(documentMeta).thenAccept((documentDetail) -> {
+            Bitmap[] bitmaps = new Bitmap[croppedImages.size()];
+            croppedImages.toArray(bitmaps);
+            logger.debug(TAG, "bitmaps.length: " + bitmaps.length);
+            addPagesToDocumentDetail(documentDetail, bitmaps).join();
+            document.updateDocument(documentDetail).join();
+            dialog.dismiss();
             finish();
-        } catch (Exception e) {
-            logger.error(TAG, "Error: " + e.getMessage());
-            logger.e_code("9dff2a28-20e8-4ccd-9d04-f0c7646faa6a");
-        }
+        });
+
+    }
+
+    private CompletableFuture<Void> addPagesToDocumentDetail(DocumentDetail documentDetail, Bitmap[] bitmaps) {
+        return CompletableFuture.runAsync(() -> {
+            try {
+                document.updateDocument(documentProcessorFactory.create(documentDetail).addNewPagesToLast(bitmaps).getDocumentDetail()).join();
+                lacertaVcsFactory.create(documentDetail.getMeta().getId()).generateRevisionAtCurrent("Initial commit");
+            } catch (Exception e) {
+                logger.error(TAG, "Error: " + e.getMessage());
+                logger.e_code("9dff2a28-20e8-4ccd-9d04-f0c7646faa6a");
+            }
+        });
     }
 
     private void insertToExistDocument() {

component/viewer/build.gradle

@@ -1,10 +1,11 @@
 plugins {
     alias(libs.plugins.com.android.library)
+    id 'com.google.dagger.hilt.android'
 }
 
 android {
     namespace 'one.nem.lacerta.component.viewer'
-    compileSdk 33
+    compileSdk 34
 
     defaultConfig {
         minSdk 26
@@ -29,7 +30,30 @@ dependencies {
 
     implementation libs.androidx.appcompat
     implementation libs.com.google.android.material
+    implementation libs.androidx.activity
+    implementation libs.androidx.constraintlayout
     testImplementation libs.junit
     androidTestImplementation libs.androidx.test.ext.junit
     androidTestImplementation libs.androidx.test.espresso.core
+
+    // Navigation
+    implementation libs.navigation.fragment
+    implementation libs.navigation.ui
+    implementation libs.navigation.dynamic.features.fragment
+
+    // DI
+    implementation libs.com.google.dagger.hilt.android
+    annotationProcessor libs.com.google.dagger.hilt.compiler
+
+    // shared
+    implementation project(':shared:ui')
+
+    implementation project(':utils')
+
+    implementation project(':data')
+
+    implementation project(':model')
+
+    implementation project(':vcs')
+
 }

component/viewer/src/main/AndroidManifest.xml

@@ -1,4 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
 
+    <application>
+        <activity
+            android:name=".ViewerMainActivity"
+            android:exported="false" />
+    </application>
+
 </manifest>

component/viewer/src/main/java/one/nem/lacerta/component/viewer/ComponentViewerTopFragment.java

@@ -0,0 +1,129 @@
+package one.nem.lacerta.component.viewer;
+
+import android.graphics.Bitmap;
+import android.os.Bundle;
+
+import androidx.appcompat.widget.Toolbar;
+import androidx.fragment.app.Fragment;
+import androidx.navigation.Navigation;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Toast;
+
+import java.util.ArrayList;
+import java.util.concurrent.CompletableFuture;
+
+import javax.inject.Inject;
+
+import dagger.hilt.android.AndroidEntryPoint;
+import one.nem.lacerta.data.Document;
+import one.nem.lacerta.model.document.DocumentDetail;
+import one.nem.lacerta.model.document.page.Page;
+import one.nem.lacerta.utils.LacertaLogger;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link ComponentViewerTopFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+@AndroidEntryPoint
+public class ComponentViewerTopFragment extends Fragment {
+
+    @Inject
+    Document document;
+
+    @Inject
+    LacertaLogger logger;
+
+    private static final String TAG = "ComponentViewerTopFragment";
+
+    private String documentId;
+
+    public ComponentViewerTopFragment() {
+        // Required empty public constructor
+    }
+
+    public static ComponentViewerTopFragment newInstance(String documentId) {
+        ComponentViewerTopFragment fragment = new ComponentViewerTopFragment();
+        Bundle args = new Bundle();
+        args.putString("documentId", documentId);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        if (getArguments() != null) {
+            documentId = getArguments().getString("documentId");
+        }
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View view = inflater.inflate(R.layout.fragment_component_viewer_top, container, false);
+
+        // Toolbar
+        Toolbar toolbar = view.findViewById(R.id.toolbar);
+        toolbarSetup(toolbar, true, "Revision List");
+
+        RecyclerView recyclerView = view.findViewById(R.id.body_recycler_view);
+        recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
+        ViewerBodyAdapter viewerBodyAdapter = new ViewerBodyAdapter(fileName -> {
+            Toast.makeText(getContext(), fileName, Toast.LENGTH_SHORT).show();
+        });
+        recyclerView.setAdapter(viewerBodyAdapter);
+
+        document.getDocument(documentId).thenAccept(documentDetail -> {
+            ArrayList<Page> pages = documentDetail.getPages();
+            logger.debug(TAG, "pages.size(): " + pages.size());
+            viewerBodyAdapter.setPages(pages);
+            getActivity().runOnUiThread(() -> {
+                viewerBodyAdapter.notifyItemRangeChanged(0, pages.size());
+            });
+        });
+
+        return view;
+    }
+
+    /**
+     * ToolbarをInitする
+     *
+     * @param toolbar Toolbar
+     * @param showBackButton 戻るボタンを表示するか
+     * @param title タイトル
+     */
+    private void toolbarSetup(Toolbar toolbar, boolean showBackButton, String title) {
+        getActivity().runOnUiThread(() -> {
+            if (showBackButton) {
+                toolbar.setNavigationIcon(one.nem.lacerta.shared.ui.R.drawable.arrow_back_24px);
+                toolbar.setNavigationOnClickListener(v -> {
+                    //this.libraryItemPage = lacertaLibrary.getLibraryPage(this.libraryItemPage.getParentId(), 10).join();
+                    // Back
+                    Navigation.findNavController(requireView()).popBackStack();
+                });
+            } else {
+                toolbar.setNavigationIcon(null);
+            }
+            toolbar.setTitle(title);
+            toolbar.inflateMenu(R.menu.viewer_menu);
+            toolbar.setOnMenuItemClickListener(item -> {
+                if (item.getItemId() == R.id.action_open_vcs_rev_list) {
+                    // Open vcs rev list
+                    getParentFragmentManager().beginTransaction()
+                            .replace(R.id.nav_host_fragment, ViewerVcsRevListFragment.newInstance(documentId))
+                            .commit();
+                    return true;
+                } else {
+                    return false;
+                }
+            });
+        });
+    }
+}

component/viewer/src/main/java/one/nem/lacerta/component/viewer/ItemClickListener.java

@@ -0,0 +1,5 @@
+package one.nem.lacerta.component.viewer;
+
+public interface ItemClickListener {
+    void onItemClick(String fileName); // DEBUG
+}

component/viewer/src/main/java/one/nem/lacerta/component/viewer/RevAdapter.java

@@ -0,0 +1,80 @@
+package one.nem.lacerta.component.viewer;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import java.time.format.DateTimeFormatter;
+import java.util.ArrayList;
+
+import one.nem.lacerta.model.VcsRevModel;
+import one.nem.lacerta.utils.FeatureSwitch;
+
+public class RevAdapter extends RecyclerView.Adapter<RevAdapter.RevViewHolder>{
+
+    private ArrayList<VcsRevModel> revModels;
+
+    public RevAdapter(ArrayList<VcsRevModel> revModels) {
+        this.revModels = revModels;
+    }
+
+    public RevAdapter() {
+    }
+
+    public void setRevModels(ArrayList<VcsRevModel> revModels) {
+        this.revModels = revModels;
+    }
+
+
+    @NonNull
+    @Override
+    public RevAdapter.RevViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.viewer_rev_list_item, parent, false);
+        return new RevAdapter.RevViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull RevAdapter.RevViewHolder holder, int position) {
+        VcsRevModel revModel = revModels.get(position);
+        holder.title.setText(revModel.getCommitMessage());
+        if (FeatureSwitch.Vcs.disableBranchDisplay) {
+//            holder.detail.setText(DateTimeFormatter.ISO_LOCAL_DATE_TIME.format(revModel.getCreatedAt().toInstant()));
+            holder.detail.setText("DateTimePlaceholder");
+        } else {
+            //        holder.detail.setText(DateTimeFormatter.ISO_LOCAL_DATE_TIME.format(revModel.getCreatedAt().toInstant()) + " " + revModel.getBranchName());
+            holder.detail.setText("DateTimePlaceholder" + " " + revModel.getBranchName());
+        }
+        holder.revId.setText("RevID: " + revModel.getId());
+
+    }
+
+    @Override
+    public int getItemCount() {
+        if (revModels == null) {
+            return 0;
+        } else {
+            return revModels.size();
+        }
+    }
+
+    class RevViewHolder extends RecyclerView.ViewHolder {
+
+        TextView title;
+
+        TextView detail;
+
+        TextView revId;
+
+        public RevViewHolder(@NonNull View itemView) {
+            super(itemView);
+
+            title = itemView.findViewById(R.id.rev_item_title);
+            detail = itemView.findViewById(R.id.rev_item_detail);
+            revId = itemView.findViewById(R.id.rev_item_id);
+        }
+    }
+}

component/viewer/src/main/java/one/nem/lacerta/component/viewer/ViewerBodyAdapter.java

@@ -0,0 +1,66 @@
+package one.nem.lacerta.component.viewer;
+
+import android.graphics.Bitmap;
+import android.media.Image;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import java.util.ArrayList;
+
+import one.nem.lacerta.model.document.page.Page;
+
+public class ViewerBodyAdapter extends RecyclerView.Adapter<ViewerBodyAdapter.ViewHolder>{
+
+    ArrayList<Page> pages;
+
+    ItemClickListener listener;
+
+    public ViewerBodyAdapter(ArrayList<Page> pages, ItemClickListener listener){
+        this.pages = pages;
+        this.listener = listener;
+    }
+
+    public ViewerBodyAdapter(ItemClickListener listener){
+        this.pages = new ArrayList<>();
+        this.listener = listener;
+    }
+
+    public void setPages(ArrayList<Page> pages){
+        this.pages = pages;
+    }
+
+    @NonNull
+    @Override
+    public ViewerBodyAdapter.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = View.inflate(parent.getContext(), R.layout.viewer_body_list_item, null);
+        return new ViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull ViewerBodyAdapter.ViewHolder holder, int position) {
+        Bitmap bitmap = pages.get(position).getBitmap();
+        holder.image.setImageBitmap(bitmap);
+        holder.itemView.setOnClickListener(v -> {
+
+        });
+    }
+
+    @Override
+    public int getItemCount() {
+        return pages.size();
+    }
+
+    public class ViewHolder extends RecyclerView.ViewHolder{
+
+        ImageView image;
+
+        public ViewHolder(@NonNull View itemView) {
+            super(itemView);
+            image = itemView.findViewById(R.id.imageView);
+        }
+    }
+}

component/viewer/src/main/java/one/nem/lacerta/component/viewer/ViewerMainActivity.java

@@ -0,0 +1,66 @@
+package one.nem.lacerta.component.viewer;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.util.Log;
+import android.widget.Toast;
+
+import androidx.activity.EdgeToEdge;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+import androidx.fragment.app.FragmentManager;
+import androidx.navigation.NavController;
+import androidx.navigation.fragment.NavHostFragment;
+import androidx.navigation.ui.NavigationUI;
+
+import com.google.android.material.bottomnavigation.BottomNavigationView;
+
+import javax.inject.Inject;
+
+import dagger.hilt.android.AndroidEntryPoint;
+import one.nem.lacerta.utils.LacertaLogger;
+
+@AndroidEntryPoint
+public class ViewerMainActivity extends AppCompatActivity {
+
+    @Inject
+    LacertaLogger logger;
+
+    @Inject
+    public ViewerMainActivity() {
+    }
+
+    // Variables
+    private static final String TAG = "ViewerMainActivity";
+    String documentId;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        EdgeToEdge.enable(this);
+        setContentView(R.layout.activity_viewer_main);
+        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
+            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
+            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
+            return insets;
+        });
+
+        Intent intent = getIntent();
+        try {
+            documentId = intent.getStringExtra("documentId");
+        }
+        catch (Exception e) {
+            logger.error(TAG, "Failed to get documentId from intent");
+            logger.error(TAG, "Searchable Error code: " + "f64c21a2-391f-4c40-92f6-183da459de21");
+            Toast.makeText(this, "Failed to get documentId from intent", Toast.LENGTH_LONG).show();
+            finish();
+        }
+
+        // Navigation
+        getSupportFragmentManager().beginTransaction()
+                .replace(R.id.nav_host_fragment, ComponentViewerTopFragment.newInstance(documentId))
+                .commit();
+    }
+}

component/viewer/src/main/java/one/nem/lacerta/component/viewer/ViewerVcsRevListFragment.java

@@ -0,0 +1,95 @@
+package one.nem.lacerta.component.viewer;
+
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import javax.inject.Inject;
+
+import dagger.hilt.android.AndroidEntryPoint;
+import one.nem.lacerta.utils.LacertaLogger;
+import one.nem.lacerta.vcs.LacertaVcs;
+import one.nem.lacerta.vcs.factory.LacertaVcsFactory;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link ViewerVcsRevListFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+@AndroidEntryPoint
+public class ViewerVcsRevListFragment extends Fragment {
+
+    @Inject
+    LacertaVcsFactory lacertaVcsFactory;
+
+    @Inject
+    LacertaLogger logger;
+
+    LacertaVcs lacertaVcs;
+
+    private String documentId;
+
+    public ViewerVcsRevListFragment() {
+        // Required empty public constructor
+    }
+
+    public static ViewerVcsRevListFragment newInstance(String documentId) {
+        ViewerVcsRevListFragment fragment = new ViewerVcsRevListFragment();
+        Bundle args = new Bundle();
+        args.putString("documentId", documentId);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        return inflater.inflate(R.layout.fragment_viewer_vcs_rev_list, container, false);
+    }
+
+    @Override
+    public void onViewCreated(View view, Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+
+        // Init arg
+        if (getArguments() != null) {
+            this.documentId = getArguments().getString("documentId");
+            logger.debug("ViewerVcsRevListFragment", "documentId: " + documentId);
+        }
+
+        // Init vcs
+        lacertaVcs = lacertaVcsFactory.create(documentId);
+
+        // Init view
+        RecyclerView recyclerView = view.findViewById(R.id.rev_list);
+
+        // Init adapter
+        RevAdapter revAdapter = new RevAdapter();
+
+        // Set adapter
+        recyclerView.setAdapter(revAdapter);
+
+        // Set layout manager
+        recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
+
+        lacertaVcs.getRevisionHistory().thenAccept(revModels -> {
+            logger.debug("ViewerVcsRevListFragment", "revModels.size(): " + revModels.size());
+            getActivity().runOnUiThread(() -> {
+                revAdapter.setRevModels(revModels);
+                revAdapter.notifyDataSetChanged();
+            });
+        });
+    }
+}

component/viewer/src/main/java/one/nem/lacerta/component/viewer/model/ViewerBodyListItem.java

@@ -0,0 +1,20 @@
+package one.nem.lacerta.component.viewer.model;
+
+import android.graphics.Bitmap;
+
+public class ViewerBodyListItem {
+
+    Bitmap image;
+
+    public ViewerBodyListItem(Bitmap image) {
+        this.image = image;
+    }
+
+    public Bitmap getImage() {
+        return image;
+    }
+
+    public void setImage(Bitmap image) {
+        this.image = image;
+    }
+}

component/viewer/src/main/res/layout/activity_viewer_main.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/main"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".ViewerMainActivity">
+
+    <androidx.fragment.app.FragmentContainerView
+        android:id="@+id/nav_host_fragment"
+        android:name="one.nem.lacerta.component.viewer.ComponentViewerTopFragment"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:defaultNavHost="true"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"/>
+
+</androidx.constraintlayout.widget.ConstraintLayout>

component/viewer/src/main/res/layout/fragment_component_viewer_top.xml

@@ -0,0 +1,51 @@
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/colorSurface">
+
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/app_bar_layout"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
+            <com.google.android.material.appbar.CollapsingToolbarLayout
+                android:id="@+id/collapsing_toolbar"
+                app:contentScrim="@color/colorSecondaryContainer"
+                android:background="@color/colorSurface"
+                android:layout_width="match_parent"
+                android:layout_height="160dp"
+                android:fitsSystemWindows="true"
+                android:minHeight="?attr/actionBarSize"
+                app:collapsedTitleGravity="start|center_vertical"
+                app:expandedTitleGravity="start|bottom"
+                app:expandedTitleMarginBottom="16dp"
+                app:expandedTitleMarginStart="16dp"
+                app:expandedTitleTextAppearance="@style/TextAppearance.MaterialComponents.Headline4"
+                app:layout_scrollFlags="scroll|exitUntilCollapsed">
+
+                <androidx.appcompat.widget.Toolbar
+                    android:id="@+id/toolbar"
+                    android:layout_width="match_parent"
+                    android:layout_height="?attr/actionBarSize"
+                    app:layout_collapseMode="pin"
+                    app:title="Title" />
+
+            </com.google.android.material.appbar.CollapsingToolbarLayout>
+
+        </com.google.android.material.appbar.AppBarLayout>
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/body_recycler_view"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_margin="16dp"
+            app:layout_behavior="@string/appbar_scrolling_view_behavior" />
+
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+
+</FrameLayout>

component/viewer/src/main/res/layout/fragment_viewer_vcs_rev_list.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".ViewerVcsRevListFragment">
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/rev_list"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+</FrameLayout>

component/viewer/src/main/res/layout/viewer_body_list_item.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content">
+
+    <ImageView
+        android:id="@+id/imageView"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:elevation="8dp"
+        android:adjustViewBounds="true"
+        android:layout_marginBottom="16dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:srcCompat="@tools:sample/backgrounds/scenic" />
+</androidx.constraintlayout.widget.ConstraintLayout>

component/viewer/src/main/res/layout/viewer_rev_list_item.xml

@@ -0,0 +1,55 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:paddingHorizontal="24dp"
+    android:paddingVertical="16dp">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/item_text_container"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <TextView
+            android:id="@+id/rev_item_title"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:textSize="16sp"
+            android:layout_marginEnd="8dp"
+            android:text="Placeholder Title"
+            android:textColor="@color/colorOnSurface"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <TextView
+            android:id="@+id/rev_item_detail"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:textSize="14sp"
+            android:text="2023/01/01 00:00:00 - hogehoge"
+            android:textColor="@color/colorOnSurfaceSecondary"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/rev_item_title" />
+
+        <TextView
+            android:id="@+id/rev_item_id"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:textSize="12sp"
+            android:text="dd76a029-51f1-40f7-b316-a0c74bbfebb1(Example)"
+            android:textColor="@color/colorOnSurfaceSecondary"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/rev_item_detail" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+
+
+
+</androidx.constraintlayout.widget.ConstraintLayout>

component/viewer/src/main/res/menu/viewer_menu.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+    <item
+        android:id="@+id/action_open_vcs_rev_list"
+        android:title="Open VCS Rev List" />
+
+</menu>

component/viewer/src/main/res/navigation/component_viewer_navigation.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<navigation xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/component_viewer_navigation"
+    app:startDestination="@id/componentViewerTopFragment">
+
+    <fragment
+        android:id="@+id/componentViewerTopFragment"
+        android:name="one.nem.lacerta.component.viewer.ComponentViewerTopFragment"
+        android:label="ComponentViewerTopFragment" >
+        <action
+            android:id="@+id/action_componentViewerTopFragment_to_viewerVcsRevListFragment"
+            app:destination="@id/viewerVcsRevListFragment" />
+    </fragment>
+    <fragment
+        android:id="@+id/viewerVcsRevListFragment"
+        android:name="one.nem.lacerta.component.viewer.ViewerVcsRevListFragment"
+        android:label="fragment_viewer_vcs_rev_list"
+        tools:layout="@layout/fragment_viewer_vcs_rev_list" />
+</navigation>

component/viewer/src/main/res/values/strings.xml

@@ -0,0 +1,4 @@
+<resources>
+    <!-- TODO: Remove or change this placeholder text -->
+    <string name="hello_blank_fragment">Hello blank fragment</string>
+</resources>

data/src/main/java/one/nem/lacerta/data/Document.java

@@ -2,6 +2,7 @@ package one.nem.lacerta.data;
 
 import java.lang.reflect.Array;
 import java.util.ArrayList;
+import java.util.concurrent.CompletableFuture;
 
 import one.nem.lacerta.model.document.DocumentMeta;
 import one.nem.lacerta.model.document.DocumentDetail;
@@ -13,13 +14,13 @@ import one.nem.lacerta.model.document.tag.DocumentTag;
  */
 public interface Document {
 
-    DocumentDetail createDocument(DocumentMeta meta);
+    CompletableFuture<DocumentDetail> createDocument(DocumentMeta meta);
 
-    DocumentDetail createDocument();
+    CompletableFuture<DocumentDetail> createDocument();
 
-    void deleteDocument(String documentId);
+    CompletableFuture<Void> deleteDocument(String documentId);
 
-    void updateDocument(DocumentMeta meta, DocumentDetail detail);
+    CompletableFuture<Void> updateDocument(DocumentDetail detail);
 
-    DocumentDetail getDocument(String documentId);
+    CompletableFuture<DocumentDetail> getDocument(String documentId);
 }

data/src/main/java/one/nem/lacerta/data/LacertaLibrary.java

@@ -1,25 +1,29 @@
 package one.nem.lacerta.data;
 
 import java.util.ArrayList;
+import java.util.concurrent.CompletableFuture;
 
 import one.nem.lacerta.model.ListItem;
 import one.nem.lacerta.model.ListItemType;
 
 import one.nem.lacerta.model.LibraryItemPage;
+import one.nem.lacerta.model.PublicPath;
 import one.nem.lacerta.model.document.DocumentDetail;
 
 public interface LacertaLibrary {
 
     // Get History
-    ArrayList<ListItem> getRecentDocument(int limit);
-    ArrayList<ListItem> getRecentDocument(int limit, int offset);
+    CompletableFuture<ArrayList<ListItem>> getRecentDocument(int limit);
+    CompletableFuture<ArrayList<ListItem>> getRecentDocument(int limit, int offset);
 
-    // Get Library page
-    LibraryItemPage getLibraryPage(int limit);
-    LibraryItemPage getLibraryPage(int limit, int offset);
-    LibraryItemPage getLibraryPage(String pageId, int limit);
-    LibraryItemPage getLibraryPage(String pageId, int limit, int offset);
+    // Get Library Page
+    CompletableFuture<LibraryItemPage> getLibraryPage(String pageId, int limit);
+    CompletableFuture<LibraryItemPage> getLibraryPage(String pageId, int limit, int offset);
+
+    // Create Folder
+    CompletableFuture<String> createFolder(String parentId, String name);
+
+    // Get Public Path
+    CompletableFuture<PublicPath> getPublicPath(String itemId, ListItemType itemType);
 
-    // GetDocument
-    DocumentDetail getDocumentDetailById(String id); // TODO-rca: Documentに統合する
 }

data/src/main/java/one/nem/lacerta/data/impl/DocumentImpl.java

@@ -1,8 +1,10 @@
 package one.nem.lacerta.data.impl;
 
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.UUID;
+import java.util.concurrent.CompletableFuture;
 
 // Hilt
 import javax.inject.Inject;
@@ -16,13 +18,20 @@ import one.nem.lacerta.model.document.DocumentMeta;
 import one.nem.lacerta.model.document.DocumentDetail;
 
 // Lacerta/source
+import one.nem.lacerta.model.document.internal.XmlMetaModel;
+import one.nem.lacerta.model.document.internal.XmlMetaPageModel;
+import one.nem.lacerta.model.document.page.Page;
 import one.nem.lacerta.source.database.LacertaDatabase;
 import one.nem.lacerta.source.database.entity.DocumentEntity;
 
 // Lacerta/utils
+import one.nem.lacerta.source.file.FileManager;
+import one.nem.lacerta.source.file.factory.FileManagerFactory;
 import one.nem.lacerta.utils.LacertaLogger;
 
 // Lacerta/vcs
+import one.nem.lacerta.utils.XmlMetaParser;
+import one.nem.lacerta.utils.repository.DeviceInfoUtils;
 import one.nem.lacerta.vcs.LacertaVcs;
 import one.nem.lacerta.vcs.factory.LacertaVcsFactory;
 
@@ -40,6 +49,14 @@ public class DocumentImpl implements Document {
     @Inject
     LacertaVcsFactory vcsFactory;
 
+    @Inject
+    FileManagerFactory fileManagerFactory;
+
+    @Inject
+    DeviceInfoUtils deviceInfoUtils;
+
+    @Inject
+    XmlMetaParser xmlMetaParser;
 
     @Inject
     public DocumentImpl() {
@@ -49,35 +66,37 @@ public class DocumentImpl implements Document {
 
 
     @Override
-    public DocumentDetail createDocument(DocumentMeta meta) {
-        DocumentDetail detail = new DocumentDetail();
-        detail.setMeta(meta);
-        detail.setPages(new ArrayList<>());
+    public CompletableFuture<DocumentDetail> createDocument(DocumentMeta meta) {
+        return CompletableFuture.supplyAsync(() -> {
+            DocumentDetail detail = new DocumentDetail();
+            detail.setMeta(meta);
+            detail.setPages(new ArrayList<>());
+            // Create DocumentEntity
+            DocumentEntity documentEntity = new DocumentEntity();
+            documentEntity.id = meta.getId();
+            documentEntity.title = meta.getTitle();
+            documentEntity.author = meta.getAuthor();
+            documentEntity.defaultBranch = meta.getDefaultBranch();
+            documentEntity.updatedAt = meta.getUpdatedAt();
+            documentEntity.createdAt = meta.getCreatedAt();
+            documentEntity.parentId = meta.getParentId();
+            documentEntity.tagIds = meta.getTagIds();
 
-        // TODO-rca: UIスレッドから追い出す
+            database.documentDao().insert(documentEntity);
 
-        // Create DocumentEntity
-        DocumentEntity documentEntity = new DocumentEntity();
-        documentEntity.id = meta.getId();
-        documentEntity.title = meta.getTitle();
-        documentEntity.author = meta.getAuthor();
-        documentEntity.defaultBranch = meta.getDefaultBranch();
-        documentEntity.updatedAt = meta.getUpdatedAt();
-        documentEntity.createdAt = meta.getCreatedAt();
-        documentEntity.publicPath = meta.getPath().getStringPath();
-        documentEntity.tagIds = meta.getTagIds();
+            // Vcs
+            LacertaVcs vcs = vcsFactory.create(meta.getId());
+            vcs.createDocument(meta.getId());
 
-        database.documentDao().insert(documentEntity);
+            // XmlMeta
+            updateXmlMeta(detail).join();
 
-        // Vcs
-        LacertaVcs vcs = vcsFactory.create(meta.getId());
-        vcs.createDocument(meta.getId());
-
-        return detail;
+            return detail;
+        });
     }
 
     @Override
-    public DocumentDetail createDocument() {
+    public CompletableFuture<DocumentDetail> createDocument() {
         DocumentMeta meta = new DocumentMeta();
         meta.setId(UUID.randomUUID().toString());
         meta.setTitle("New Document");
@@ -85,23 +104,118 @@ public class DocumentImpl implements Document {
         meta.setDefaultBranch("master");
         meta.setUpdatedAt(new Date());
         meta.setCreatedAt(new Date());
-        meta.setPath(new PublicPath().getRoot()); // TODO-rca: 2回インスタンスを生成していて無駄なのでなんとかする
+        meta.setParentId(null);
         meta.setTags(new ArrayList<>());
         return createDocument(meta);
     }
 
     @Override
-    public void deleteDocument(String documentId) {
-
+    public CompletableFuture<Void> deleteDocument(String documentId) {
+        return CompletableFuture.supplyAsync(() -> {
+            return null;
+        });
     }
 
     @Override
-    public void updateDocument(DocumentMeta meta, DocumentDetail detail) {
-
+    public CompletableFuture<Void> updateDocument(DocumentDetail detail) {
+        return CompletableFuture.supplyAsync(() -> {
+            updateXmlMeta(detail).join();
+            return null;
+        });
     }
 
     @Override
-    public DocumentDetail getDocument(String documentId) {
-        return null;
+    public CompletableFuture<DocumentDetail> getDocument(String documentId) {
+        return CompletableFuture.supplyAsync(() -> {
+            DocumentEntity documentEntity = database.documentDao().findById(documentId);
+            if (documentEntity == null) {
+                throw new IllegalArgumentException("documentId is not found");
+            }
+            DocumentMeta meta = new DocumentMeta();
+            meta.setId(documentEntity.id);
+            meta.setTitle(documentEntity.title);
+            meta.setAuthor(documentEntity.author);
+            meta.setDefaultBranch(documentEntity.defaultBranch);
+            meta.setUpdatedAt(documentEntity.updatedAt);
+            meta.setCreatedAt(documentEntity.createdAt);
+            meta.setParentId(documentEntity.parentId);
+            meta.setTags(new ArrayList<>()); // TODO-rca: タグを取得する
+
+            DocumentDetail detail = new DocumentDetail();
+
+            getPagesByXmlMeta(documentId).thenCompose(xmlMetaPageModels -> getPagesByXmlMetaPageModel(documentId, xmlMetaPageModels)).thenAccept(pages -> {
+                logger.debug(TAG, "pages: " + pages.size());
+                detail.setMeta(meta);
+                detail.setPages(pages);
+            }).join();
+
+            return detail;
+        });
+    }
+
+    private CompletableFuture<ArrayList<XmlMetaPageModel>> getPagesByXmlMeta(String documentId) {
+        return CompletableFuture.supplyAsync(() -> {
+            FileManager fileManager = fileManagerFactory.create(deviceInfoUtils.getExternalStorageDirectory());
+            try {
+                ArrayList<XmlMetaPageModel> xmlMetaPageModels = xmlMetaParser.deserialize(fileManager.resolve(documentId).loadXml("meta.xml")).getPages();
+                // Debug
+                logger.debug(TAG, "xmlMetaPageModels: " + xmlMetaPageModels.size());
+                for (XmlMetaPageModel xmlMetaPageModel : xmlMetaPageModels) {
+                    logger.debug(TAG, "\txmlMetaPageModel: " + xmlMetaPageModel.getFilename());
+                }
+                return xmlMetaPageModels;
+            } catch (IOException e) {
+                logger.error(TAG, "DocumentMeta parse error");
+                logger.trace(TAG, e.getMessage());
+                logger.e_code("db18c04a-1625-4871-9e4e-918d805568ac");
+            }
+            return null;
+        });
+    }
+
+    private CompletableFuture<ArrayList<Page>> getPagesByXmlMetaPageModel(String documentId, ArrayList<XmlMetaPageModel> xmlMetaPageModels) {
+        return CompletableFuture.supplyAsync(() -> {
+            ArrayList<Page> pages = new ArrayList<>();
+            FileManager fileManager;
+            try {
+                fileManager = fileManagerFactory.create(deviceInfoUtils.getExternalStorageDirectory()).resolve(documentId);
+            } catch (IOException e) {
+                logger.error(TAG, "FileManager resolve error");
+                logger.trace(TAG, e.getMessage());
+                logger.e_code("2235e8ee-4177-46f8-af6b-084381b202e6");
+                return null;
+            }
+            for (XmlMetaPageModel xmlMetaPageModel : xmlMetaPageModels) {
+                try {
+                    pages.add(new Page(xmlMetaPageModel.getFilename(), fileManager.resolve("raw").loadBitmap(xmlMetaPageModel.getFilename())));
+                } catch (IOException e) {
+                    logger.error(TAG, "Bitmap decode error");
+                    logger.trace(TAG, e.getMessage());
+                    logger.e_code("3bba8c8f-90fb-4a24-a726-7ea201929f8b");
+                    return null;
+                }
+            }
+            return pages;
+        });
+    }
+
+    private CompletableFuture<Void> updateXmlMeta(DocumentDetail documentDetail) {
+        return CompletableFuture.supplyAsync(() -> {
+            // TODO-rca: リビジョンIDを検証する, 挿入する
+            FileManager fileManager = fileManagerFactory.create(deviceInfoUtils.getExternalStorageDirectory());
+            ArrayList<XmlMetaPageModel> xmlMetaPageModels = new ArrayList<>();
+            for (Page page : documentDetail.getPages()) {
+                xmlMetaPageModels.add(new XmlMetaPageModel(page.getFileName()));
+            }
+            try {
+                fileManager.createDirectoryIfNotExist(documentDetail.getMeta().getId()).resolve(documentDetail.getMeta().getId())
+                        .createFileIfNotExist("meta.xml").resolve("meta.xml").saveXml(xmlMetaParser.serialize(new XmlMetaModel("revisionId_PLACEHOLDER", xmlMetaPageModels)));
+            } catch (IOException e) {
+                logger.error(TAG, "DocumentMeta serialize error");
+                logger.trace(TAG, e.getMessage());
+                logger.e_code("e3b4d0c9-5b7e-4b7e-9e9a-5b8b8b8b8b8b");
+            }
+            return null;
+        });
     }
 }

data/src/main/java/one/nem/lacerta/data/impl/LacertaLibraryImpl.java

@@ -1,8 +1,13 @@
 package one.nem.lacerta.data.impl;
 
 import java.text.DateFormat;
+import java.time.format.DateTimeFormatter;
 import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
 import java.util.List;
+import java.util.UUID;
+import java.util.concurrent.CompletableFuture;
 
 import javax.inject.Inject;
 
@@ -10,63 +15,186 @@ import one.nem.lacerta.data.LacertaLibrary;
 import one.nem.lacerta.model.LibraryItemPage;
 import one.nem.lacerta.model.ListItem;
 import one.nem.lacerta.model.ListItemType;
+import one.nem.lacerta.model.PublicPath;
 import one.nem.lacerta.model.document.DocumentDetail;
 import one.nem.lacerta.source.database.LacertaDatabase;
 import one.nem.lacerta.source.database.common.DateTypeConverter;
 import one.nem.lacerta.source.database.entity.DocumentEntity;
+import one.nem.lacerta.source.database.entity.FolderEntity;
+import one.nem.lacerta.utils.FeatureSwitch;
 import one.nem.lacerta.utils.LacertaLogger;
 
 public class LacertaLibraryImpl implements LacertaLibrary {
 
-    @Inject
     LacertaLogger logger;
-
-    @Inject
     LacertaDatabase database;
 
-    @Override
-    public ArrayList<ListItem> getRecentDocument(int limit) {
-        List<DocumentEntity> documentEntities = database.documentDao().getRecentDocument(limit);
-
-        ArrayList<ListItem> listItems = new ArrayList<>();
-        for (DocumentEntity documentEntity : documentEntities) {
-            ListItem listItem = new ListItem();
-            listItem.setItemType(ListItemType.ITEM_TYPE_DOCUMENT);
-            listItem.setTitle(documentEntity.title);
-            listItem.setDescription(DateFormat.getDateInstance().format(documentEntity.updatedAt));
-            listItem.setItemId(documentEntity.id);
-            listItems.add(listItem);
-        }
-        return listItems;
+    @Inject
+    public LacertaLibraryImpl(LacertaLogger logger, LacertaDatabase database) {
+        this.logger = logger;
+        this.database = database;
     }
 
     @Override
-    public ArrayList<ListItem> getRecentDocument(int limit, int offset) {
+    public CompletableFuture<ArrayList<ListItem>> getRecentDocument(int limit) {
+        return CompletableFuture.supplyAsync(() -> {
+            // 5秒フリーズさせる
+            try {
+                Thread.sleep(1000);
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+
+            List<DocumentEntity> documentEntities = database.documentDao().getRecentDocument(limit);
+
+            ArrayList<ListItem> listItems = new ArrayList<>();
+            for (DocumentEntity documentEntity : documentEntities) {
+                ListItem listItem = new ListItem();
+                listItem.setItemType(ListItemType.ITEM_TYPE_DOCUMENT);
+                listItem.setTitle(documentEntity.title);
+                listItem.setDescription(DateFormat.getDateInstance().format(documentEntity.updatedAt));
+                listItem.setItemId(documentEntity.id);
+                listItems.add(listItem);
+            }
+
+            return listItems;
+        });
+    }
+
+    @Override
+    public CompletableFuture<ArrayList<ListItem>> getRecentDocument(int limit, int offset) {
         return null; // TODO-rca: Implement
     }
 
     @Override
-    public LibraryItemPage getLibraryPage(int limit) {
-        return null;
+    public CompletableFuture<LibraryItemPage> getLibraryPage(String pageId, int limit) {
+        return CompletableFuture.supplyAsync(() -> {
+            LibraryItemPage libraryItemPage = new LibraryItemPage();
+
+            List<FolderEntity> folderEntities;
+            List<DocumentEntity> documentEntities;
+
+            if (pageId == null) { // When root folder
+                libraryItemPage.setPageTitle("ライブラリ");
+                libraryItemPage.setPageId(null);
+                libraryItemPage.setParentId(null);
+
+                folderEntities = database.folderDao().findRootFolders();
+                documentEntities = database.documentDao().findRootDocuments();
+            } else {
+                FolderEntity folderEntity = database.folderDao().findById(pageId);
+                if (folderEntity == null) {
+                    logger.warn("LacertaLibraryImpl", pageId + " is not found.");
+                    return null;
+                }
+                libraryItemPage.setPageTitle(folderEntity.name);
+                libraryItemPage.setPageId(folderEntity.id);
+                libraryItemPage.setParentId(folderEntity.parentId);
+
+                folderEntities = database.folderDao().findByParentId(pageId);
+                documentEntities = database.documentDao().findByParentId(pageId);
+            }
+
+            ArrayList<ListItem> listItems = new ArrayList<>();
+            for (FolderEntity childFolderEntity : folderEntities) {
+                logger.debug("LacertaLibraryImpl", "childFolderEntity.name: " + childFolderEntity.name);
+                ListItem listItem = new ListItem();
+                listItem.setItemType(ListItemType.ITEM_TYPE_FOLDER);
+                listItem.setTitle(childFolderEntity.name);
+                listItem.setDescription("フォルダ"); // TODO-rca: ハードコーディングやめる
+                listItem.setItemId(childFolderEntity.id);
+                listItems.add(listItem);
+            }
+
+            for (DocumentEntity documentEntity : documentEntities) {
+                logger.debug("LacertaLibraryImpl", "documentEntity.title: " + documentEntity.title);
+                ListItem listItem = new ListItem();
+                listItem.setItemType(ListItemType.ITEM_TYPE_DOCUMENT);
+                listItem.setTitle(documentEntity.title);
+//                listItem.setDescription(DateTimeFormatter.ofPattern("yyyy/MM/dd HH:mm").format(documentEntity.updatedAt.toInstant()));
+                listItem.setItemId(documentEntity.id);
+                listItems.add(listItem);
+            }
+
+            libraryItemPage.setListItems(listItems);
+
+            logger.debug("LacertaLibraryImpl", "libraryItemPage.getListItems().size(): " + libraryItemPage.getListItems().size());
+
+            return libraryItemPage;
+        });
     }
 
     @Override
-    public LibraryItemPage getLibraryPage(int limit, int offset) {
-        return null;
+    public CompletableFuture<LibraryItemPage> getLibraryPage(String pageId, int limit, int offset) {
+        return CompletableFuture.supplyAsync(() -> {
+            return null;
+        });
     }
 
     @Override
-    public LibraryItemPage getLibraryPage(String pageId, int limit) {
-        return null;
+    public CompletableFuture<String> createFolder(String parentId, String name) {
+        return CompletableFuture.supplyAsync(() -> {
+            FolderEntity folderEntity = new FolderEntity();
+            folderEntity.id = UUID.randomUUID().toString();
+            folderEntity.name = name;
+            folderEntity.parentId = parentId;
+            database.folderDao().insert(folderEntity);
+            return folderEntity.id;
+        });
     }
 
     @Override
-    public LibraryItemPage getLibraryPage(String pageId, int limit, int offset) {
-        return null;
+    public CompletableFuture<PublicPath> getPublicPath(String itemId, ListItemType itemType) {
+        return CompletableFuture.supplyAsync(() -> {
+            if (itemType == ListItemType.ITEM_TYPE_DOCUMENT) {
+                DocumentEntity documentEntity = database.documentDao().findById(itemId);
+                if (documentEntity == null) {
+                    logger.warn("LacertaLibraryImpl", itemId + " is not found.");
+                    return null;
+                }
+                PublicPath publicPath = recursiveResolve(documentEntity.parentId);
+                publicPath.resolve(documentEntity.title);
+                return publicPath;
+            } else if (itemType == ListItemType.ITEM_TYPE_FOLDER) {
+                FolderEntity folderEntity = database.folderDao().findById(itemId);
+                if (folderEntity == null) {
+                    return null;
+                }
+                return recursiveResolve(folderEntity.id);
+            } else {
+                logger.warn("LacertaLibraryImpl", "Unknown ListItemType: " + itemType);
+                return null;
+            }
+        });
     }
 
-    @Override
-    public DocumentDetail getDocumentDetailById(String id) {
-        return null;
+    /**
+     * 再帰的にパスを解決する
+     *
+     * @param folderId
+     * @return
+     */
+    private PublicPath recursiveResolve(String folderId) {
+        String current = folderId;
+        boolean continueFlag = true;
+        ArrayList<String> folderNames = new ArrayList<>();
+        while (continueFlag) {
+            FolderEntity folderEntity = database.folderDao().findById(current);
+            if (folderEntity == null) { // 存在しないフォルダIDが指定された場合
+                continueFlag = false;
+            } else {
+                folderNames.add(folderEntity.name);
+                current = folderEntity.parentId;
+                if (current == null) { // ルートフォルダに到達した場合
+                    continueFlag = false;
+                }
+            }
+        }
+
+        // フォルダ名を逆順にしてListに変換
+        Collections.reverse(folderNames);
+        List<String> folderNamesReversed = new ArrayList<>(folderNames);
+
+        return new PublicPath(folderNamesReversed);
     }
 }

data/src/main/java/one/nem/lacerta/data/impl/LacertaLibraryStubImpl.java

@@ -1,219 +1,219 @@
-package one.nem.lacerta.data.impl;
-
-import one.nem.lacerta.data.LacertaLibrary;
-import one.nem.lacerta.model.LibraryItemPage;
-import one.nem.lacerta.model.ListItem;
-import one.nem.lacerta.model.ListItemType;
-import one.nem.lacerta.model.document.DocumentDetail;
-
-import one.nem.lacerta.model.document.DocumentMeta;
-import one.nem.lacerta.model.document.path.DocumentPath;
-import one.nem.lacerta.utils.LacertaLogger;
-
-import com.github.javafaker.DateAndTime;
-import com.github.javafaker.Faker;
-
-import java.text.DateFormat;
-import java.util.ArrayList;
-import java.util.Objects;
-import java.util.UUID;
-
-import javax.inject.Inject;
-
-/**
- * LacertaLibraryのスタブ実装
- */
-public class LacertaLibraryStubImpl implements LacertaLibrary {
-
-    LacertaLogger logger;
-
-    Faker faker;
-
-    @Inject
-    public LacertaLibraryStubImpl(LacertaLogger logger) {
-        faker = new Faker(); // Init Faker
-        this.logger = logger;
-        logger.debug("LibraryStub", "Initialized");
-    }
-
-    // Internal Methods
-
-    // Generate Stub Data
-    private LibraryItemPage generateStubLibraryItemPage(int limit, String pageId) {
-        logger.debug("LibraryStub", "generateStubLibraryItemPage");
-        ArrayList<ListItem> listItems = new ArrayList<>();
-        int itemTotal = faker.number().numberBetween(1, limit); // 実際に返却するアイテム数を決定
-        int folderTotal;
-        // フォルダ数の抽選
-        if (itemTotal > 4) {
-            folderTotal = faker.number().numberBetween(1, itemTotal - 2);
-        }
-        else {
-            if (itemTotal > 2) {
-                folderTotal = 1;
-            }
-            else { // ドキュメント数がゼロにならないように
-                folderTotal = 0;
-            }
-        }
-        int documentTotal = itemTotal - folderTotal; // ドキュメント数を決定
-        logger.debug("LibraryStub", "itemTotal: " + itemTotal);
-        logger.debug("LibraryStub", "folderTotal: " + folderTotal);
-        logger.debug("LibraryStub", "documentTotal: " + documentTotal);
-
-        // フォルダを生成
-        for (int i = 0; i < folderTotal; i++) {
-            listItems.add(generateStubListItem(ListItemType.ITEM_TYPE_FOLDER));
-        }
-        // ドキュメントを生成
-        for (int i = 0; i < documentTotal; i++) {
-            listItems.add(generateStubListItem(ListItemType.ITEM_TYPE_DOCUMENT));
-        }
-
-        LibraryItemPage libraryItemPage = new LibraryItemPage();
-        libraryItemPage.setListItems(listItems);
-        if (pageId == null) {
-            libraryItemPage.setPageId(UUID.randomUUID().toString());
-        } else {
-            libraryItemPage.setPageId(pageId);
-        }
-        libraryItemPage.setPageTitle("FakePage" + faker.number().digits(3));
-
-        return libraryItemPage;
-    }
-
-    private ListItem generateStubListItem(ListItemType itemType) {
-        if (itemType == ListItemType.ITEM_TYPE_FOLDER) {
-            ListItem listItem = new ListItem();
-            listItem.setTitle("FakeFolder" + faker.number().digits(3));
-            listItem.setDescription("Updated at " + DateFormat.getDateTimeInstance().format(faker.date().birthday()));
-            listItem.setItemType(ListItemType.ITEM_TYPE_FOLDER);
-            listItem.setItemId(UUID.randomUUID().toString());
-            return listItem;
-        } else if (itemType == ListItemType.ITEM_TYPE_DOCUMENT) {
-            ListItem listItem = new ListItem();
-            listItem.setTitle("FakeDocument" + faker.book().title());
-            listItem.setDescription("Updated at " + DateFormat.getDateTimeInstance().format(faker.date().birthday()));
-            listItem.setItemType(ListItemType.ITEM_TYPE_DOCUMENT);
-            listItem.setItemId(UUID.randomUUID().toString());
-            return listItem;
-        } else {
-            return null;
-        }
-    }
-
-    private LibraryItemPage getRecentDocumentPage(int limit) {
-        int itemTotal = faker.number().numberBetween(1, limit);
-        ArrayList<ListItem> listItems = new ArrayList<>();
-        for (int i = 0; i < itemTotal; i++) {
-            listItems.add(generateStubListItem(ListItemType.ITEM_TYPE_DOCUMENT));
-        }
-        // DescriptionからDateを抽出して新しい順にソート
-        listItems.sort((a, b) -> {
-            String aDate = a.getDescription().substring(11);
-            String bDate = b.getDescription().substring(11);
-            return bDate.compareTo(aDate);
-        });
-        LibraryItemPage libraryItemPage = new LibraryItemPage();
-        libraryItemPage.setListItems(listItems);
-        libraryItemPage.setPageId(UUID.randomUUID().toString());
-        libraryItemPage.setPageTitle("RecentDocument");
-        return libraryItemPage;
-    }
-
-    private DocumentDetail generateStubDocumentDetail(String id) throws IllegalArgumentException {
-
-        if (Objects.isNull(id)) {
-            throw new IllegalArgumentException("id is null");
-        }
-
-        DocumentMeta documentMeta = new DocumentMeta();
-        documentMeta.setId(id);
-        documentMeta.setTitle("FakeDocument" + faker.book().title());
-        documentMeta.setCreatedAt(faker.date().birthday());
-        documentMeta.setUpdatedAt(faker.date().birthday()); // TODO-rca: 更新日のほうが古くなることがあるのでなんとかする？
-        ArrayList<String> tagIds = new ArrayList<>();
-
-        DocumentDetail documentDetail = new DocumentDetail();
-        documentDetail.setMeta(documentMeta);
-//        documentDetail.setPath(null); // TODO-rca: なんとかする
-//        documentDetail.setAuthor(faker.name().fullName());
-//        documentDetail.setRepository(null); // TODO-rca: なんとかする
-        return documentDetail;
-    }
-
-    /**
-     * 履歴ページを取得する
-     * @param limit 取得するアイテム数
-     * @return ページオブジェクト
-     */
-    @Override
-    public ArrayList<ListItem> getRecentDocument(int limit) {
-        return getRecentDocumentPage(limit).getListItems();
-    }
-
-    /**
-     * 履歴ページを取得する
-     * @param limit 取得するアイテム数
-     * @param offset 取得するアイテムのオフセット
-     * @return ページオブジェクト
-     */
-    @Override
-    public ArrayList<ListItem> getRecentDocument(int limit, int offset) {
-        return getRecentDocumentPage(limit).getListItems();
-    }
-
-    /**
-     * ライブラリページを取得する
-     * @param limit 取得するアイテム数
-     * @return ページオブジェクト
-     */
-    @Override
-    public LibraryItemPage getLibraryPage(int limit) {
-        return generateStubLibraryItemPage(limit, null);
-    }
-
-    /**
-     * ライブラリページを取得する
-     * @param limit 取得するアイテム数
-     * @param offset 取得するアイテムのオフセット
-     * @return ページオブジェクト
-     */
-    @Override
-    public LibraryItemPage getLibraryPage(int limit, int offset) {
-        return generateStubLibraryItemPage(limit, null);
-    }
-
-    /**
-     * ライブラリページを取得する
-     * @param pageId ページID
-     * @param limit 取得するアイテム数
-     * @return ページオブジェクト
-     */
-    @Override
-    public LibraryItemPage getLibraryPage(String pageId, int limit) {
-        return generateStubLibraryItemPage(limit, pageId);
-    }
-
-    /**
-     * ライブラリページを取得する
-     * @param pageId ページID
-     * @param limit 取得するアイテム数
-     * @param offset 取得するアイテムのオフセット
-     * @return ページオブジェクト
-     */
-    @Override
-    public LibraryItemPage getLibraryPage(String pageId, int limit, int offset) {
-        return generateStubLibraryItemPage(limit, pageId);
-    }
-
-    /**
-     * ドキュメント詳細を取得する
-     * @param id ドキュメントID
-     * @return ドキュメント詳細オブジェクト
-     */
-    @Override
-    public DocumentDetail getDocumentDetailById(String id) throws IllegalArgumentException {
-        return generateStubDocumentDetail(id);
-    }
-}
+//package one.nem.lacerta.data.impl;
+//
+//import one.nem.lacerta.data.LacertaLibrary;
+//import one.nem.lacerta.model.LibraryItemPage;
+//import one.nem.lacerta.model.ListItem;
+//import one.nem.lacerta.model.ListItemType;
+//import one.nem.lacerta.model.document.DocumentDetail;
+//
+//import one.nem.lacerta.model.document.DocumentMeta;
+//import one.nem.lacerta.model.document.path.DocumentPath;
+//import one.nem.lacerta.utils.LacertaLogger;
+//
+//import com.github.javafaker.DateAndTime;
+//import com.github.javafaker.Faker;
+//
+//import java.text.DateFormat;
+//import java.util.ArrayList;
+//import java.util.Objects;
+//import java.util.UUID;
+//
+//import javax.inject.Inject;
+//
+///**
+// * LacertaLibraryのスタブ実装
+// */
+//public class LacertaLibraryStubImpl implements LacertaLibrary {
+//
+//    LacertaLogger logger;
+//
+//    Faker faker;
+//
+//    @Inject
+//    public LacertaLibraryStubImpl(LacertaLogger logger) {
+//        faker = new Faker(); // Init Faker
+//        this.logger = logger;
+//        logger.debug("LibraryStub", "Initialized");
+//    }
+//
+//    // Internal Methods
+//
+//    // Generate Stub Data
+//    private LibraryItemPage generateStubLibraryItemPage(int limit, String pageId) {
+//        logger.debug("LibraryStub", "generateStubLibraryItemPage");
+//        ArrayList<ListItem> listItems = new ArrayList<>();
+//        int itemTotal = faker.number().numberBetween(1, limit); // 実際に返却するアイテム数を決定
+//        int folderTotal;
+//        // フォルダ数の抽選
+//        if (itemTotal > 4) {
+//            folderTotal = faker.number().numberBetween(1, itemTotal - 2);
+//        }
+//        else {
+//            if (itemTotal > 2) {
+//                folderTotal = 1;
+//            }
+//            else { // ドキュメント数がゼロにならないように
+//                folderTotal = 0;
+//            }
+//        }
+//        int documentTotal = itemTotal - folderTotal; // ドキュメント数を決定
+//        logger.debug("LibraryStub", "itemTotal: " + itemTotal);
+//        logger.debug("LibraryStub", "folderTotal: " + folderTotal);
+//        logger.debug("LibraryStub", "documentTotal: " + documentTotal);
+//
+//        // フォルダを生成
+//        for (int i = 0; i < folderTotal; i++) {
+//            listItems.add(generateStubListItem(ListItemType.ITEM_TYPE_FOLDER));
+//        }
+//        // ドキュメントを生成
+//        for (int i = 0; i < documentTotal; i++) {
+//            listItems.add(generateStubListItem(ListItemType.ITEM_TYPE_DOCUMENT));
+//        }
+//
+//        LibraryItemPage libraryItemPage = new LibraryItemPage();
+//        libraryItemPage.setListItems(listItems);
+//        if (pageId == null) {
+//            libraryItemPage.setPageId(UUID.randomUUID().toString());
+//        } else {
+//            libraryItemPage.setPageId(pageId);
+//        }
+//        libraryItemPage.setPageTitle("FakePage" + faker.number().digits(3));
+//
+//        return libraryItemPage;
+//    }
+//
+//    private ListItem generateStubListItem(ListItemType itemType) {
+//        if (itemType == ListItemType.ITEM_TYPE_FOLDER) {
+//            ListItem listItem = new ListItem();
+//            listItem.setTitle("FakeFolder" + faker.number().digits(3));
+//            listItem.setDescription("Updated at " + DateFormat.getDateTimeInstance().format(faker.date().birthday()));
+//            listItem.setItemType(ListItemType.ITEM_TYPE_FOLDER);
+//            listItem.setItemId(UUID.randomUUID().toString());
+//            return listItem;
+//        } else if (itemType == ListItemType.ITEM_TYPE_DOCUMENT) {
+//            ListItem listItem = new ListItem();
+//            listItem.setTitle("FakeDocument" + faker.book().title());
+//            listItem.setDescription("Updated at " + DateFormat.getDateTimeInstance().format(faker.date().birthday()));
+//            listItem.setItemType(ListItemType.ITEM_TYPE_DOCUMENT);
+//            listItem.setItemId(UUID.randomUUID().toString());
+//            return listItem;
+//        } else {
+//            return null;
+//        }
+//    }
+//
+//    private LibraryItemPage getRecentDocumentPage(int limit) {
+//        int itemTotal = faker.number().numberBetween(1, limit);
+//        ArrayList<ListItem> listItems = new ArrayList<>();
+//        for (int i = 0; i < itemTotal; i++) {
+//            listItems.add(generateStubListItem(ListItemType.ITEM_TYPE_DOCUMENT));
+//        }
+//        // DescriptionからDateを抽出して新しい順にソート
+//        listItems.sort((a, b) -> {
+//            String aDate = a.getDescription().substring(11);
+//            String bDate = b.getDescription().substring(11);
+//            return bDate.compareTo(aDate);
+//        });
+//        LibraryItemPage libraryItemPage = new LibraryItemPage();
+//        libraryItemPage.setListItems(listItems);
+//        libraryItemPage.setPageId(UUID.randomUUID().toString());
+//        libraryItemPage.setPageTitle("RecentDocument");
+//        return libraryItemPage;
+//    }
+//
+//    private DocumentDetail generateStubDocumentDetail(String id) throws IllegalArgumentException {
+//
+//        if (Objects.isNull(id)) {
+//            throw new IllegalArgumentException("id is null");
+//        }
+//
+//        DocumentMeta documentMeta = new DocumentMeta();
+//        documentMeta.setId(id);
+//        documentMeta.setTitle("FakeDocument" + faker.book().title());
+//        documentMeta.setCreatedAt(faker.date().birthday());
+//        documentMeta.setUpdatedAt(faker.date().birthday()); // TODO-rca: 更新日のほうが古くなることがあるのでなんとかする？
+//        ArrayList<String> tagIds = new ArrayList<>();
+//
+//        DocumentDetail documentDetail = new DocumentDetail();
+//        documentDetail.setMeta(documentMeta);
+////        documentDetail.setPath(null); // TODO-rca: なんとかする
+////        documentDetail.setAuthor(faker.name().fullName());
+////        documentDetail.setRepository(null); // TODO-rca: なんとかする
+//        return documentDetail;
+//    }
+//
+//    /**
+//     * 履歴ページを取得する
+//     * @param limit 取得するアイテム数
+//     * @return ページオブジェクト
+//     */
+//    @Override
+//    public ArrayList<ListItem> getRecentDocument(int limit) {
+//        return getRecentDocumentPage(limit).getListItems();
+//    }
+//
+//    /**
+//     * 履歴ページを取得する
+//     * @param limit 取得するアイテム数
+//     * @param offset 取得するアイテムのオフセット
+//     * @return ページオブジェクト
+//     */
+//    @Override
+//    public ArrayList<ListItem> getRecentDocument(int limit, int offset) {
+//        return getRecentDocumentPage(limit).getListItems();
+//    }
+//
+//    /**
+//     * ライブラリページを取得する
+//     * @param limit 取得するアイテム数
+//     * @return ページオブジェクト
+//     */
+//    @Override
+//    public LibraryItemPage getLibraryPage(int limit) {
+//        return generateStubLibraryItemPage(limit, null);
+//    }
+//
+//    /**
+//     * ライブラリページを取得する
+//     * @param limit 取得するアイテム数
+//     * @param offset 取得するアイテムのオフセット
+//     * @return ページオブジェクト
+//     */
+//    @Override
+//    public LibraryItemPage getLibraryPage(int limit, int offset) {
+//        return generateStubLibraryItemPage(limit, null);
+//    }
+//
+//    /**
+//     * ライブラリページを取得する
+//     * @param pageId ページID
+//     * @param limit 取得するアイテム数
+//     * @return ページオブジェクト
+//     */
+//    @Override
+//    public LibraryItemPage getLibraryPage(String pageId, int limit) {
+//        return generateStubLibraryItemPage(limit, pageId);
+//    }
+//
+//    /**
+//     * ライブラリページを取得する
+//     * @param pageId ページID
+//     * @param limit 取得するアイテム数
+//     * @param offset 取得するアイテムのオフセット
+//     * @return ページオブジェクト
+//     */
+//    @Override
+//    public LibraryItemPage getLibraryPage(String pageId, int limit, int offset) {
+//        return generateStubLibraryItemPage(limit, pageId);
+//    }
+//
+//    /**
+//     * ドキュメント詳細を取得する
+//     * @param id ドキュメントID
+//     * @return ドキュメント詳細オブジェクト
+//     */
+//    @Override
+//    public DocumentDetail getDocumentDetailById(String id) throws IllegalArgumentException {
+//        return generateStubDocumentDetail(id);
+//    }
+//}

data/src/main/java/one/nem/lacerta/data/impl/LacertaSearchStubImpl.java

@@ -30,9 +30,10 @@ public class LacertaSearchStubImpl implements LacertaSearch {
      */
     @Override
     public ArrayList<ListItem> autoSearch(String query, int limit) {
-        logger.debug("SearchStub", "autoSearch");
-        logger.debug("SearchStub", "query: " + query);
-        return library.getLibraryPage(limit).getListItems();
+//        logger.debug("SearchStub", "autoSearch");
+//        logger.debug("SearchStub", "query: " + query);
+//        return library.getLibraryPage(limit).getListItems();
+        return null;
     }
 
     /**
@@ -44,8 +45,9 @@ public class LacertaSearchStubImpl implements LacertaSearch {
      */
     @Override
     public ArrayList<ListItem> autoSearch(String query, int limit, int offset) {
-        logger.debug("SearchStub", "autoSearch");
-        logger.debug("SearchStub", "query: " + query);
-        return library.getLibraryPage(limit, offset).getListItems();
+//        logger.debug("SearchStub", "autoSearch");
+//        logger.debug("SearchStub", "query: " + query);
+//        return library.getLibraryPage(limit, offset).getListItems();
+        return null;
     }
 }

data/src/main/java/one/nem/lacerta/data/module/LacertaLibraryModule.java

@@ -7,7 +7,7 @@ import dagger.hilt.android.components.FragmentComponent;
 import dagger.hilt.migration.DisableInstallInCheck;
 
 import one.nem.lacerta.data.LacertaLibrary;
-import one.nem.lacerta.data.impl.LacertaLibraryStubImpl;
+import one.nem.lacerta.data.impl.LacertaLibraryImpl;
 import one.nem.lacerta.utils.LacertaLogger;
 
 @Module
@@ -16,6 +16,6 @@ import one.nem.lacerta.utils.LacertaLogger;
 abstract public class LacertaLibraryModule {
 
     @Binds
-    public abstract LacertaLibrary bindLacertaLibrary(LacertaLibraryStubImpl impl);
+    public abstract LacertaLibrary bindLacertaLibrary(LacertaLibraryImpl impl);
 
 }

feature/common/build.gradle

@@ -4,7 +4,7 @@ plugins {
 
 android {
     namespace 'one.nem.lacerta.feature.common'
-    compileSdk 33
+    compileSdk 34
 
     defaultConfig {
         minSdk 26

feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuLibraryItemListPageFragment.java

@@ -57,13 +57,14 @@ public class DebugMenuLibraryItemListPageFragment extends Fragment {
         // Inflate the layout for this fragment
         View view = inflater.inflate(R.layout.fragment_debug_menu_library_item_list_page, container, false);
 
-        LibraryItemPage libraryItemPage = lacertaLibrary.getRecentDocument(10);
-        for (ListItem listItem : libraryItemPage.getListItems()) {
+//        ArrayList<ListItem> listItems = lacertaLibrary.getRecentDocument(10);
+        ArrayList<ListItem> listItems = new ArrayList<>();
+        for (ListItem listItem : listItems) {
             System.out.println(listItem.getTitle());
         }
 
         RecyclerView recyclerView = view.findViewById(R.id.item_recycler_view);
-        recyclerView.setAdapter(new ItemAdapter(libraryItemPage.getListItems()));
+        recyclerView.setAdapter(new ItemAdapter(listItems));
 
         recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
 

feature/debug/src/main/res/layout/list_item_debug_menu.xml

@@ -11,6 +11,7 @@
         android:layout_height="wrap_content"
         android:textSize="16sp"
         android:layout_marginEnd="8dp"
+        android:text="Placeholder Title"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent" />
 
@@ -19,8 +20,11 @@
         android:layout_width="0dp"
         android:layout_height="wrap_content"
         android:textSize="14sp"
+        android:text="Placeholder Description"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toBottomOf="@+id/debug_menu_item_title" />
 
+
+
 </androidx.constraintlayout.widget.ConstraintLayout>

feature/home/build.gradle

@@ -1,10 +1,11 @@
 plugins {
+    id 'com.google.dagger.hilt.android'
     id 'com.android.library'
 }
 
 android {
     namespace 'one.nem.lacerta.feature.home'
-    compileSdk 33
+    compileSdk 34
 
     defaultConfig {
         minSdk 26
@@ -29,6 +30,8 @@ dependencies {
 
     implementation libs.androidx.appcompat
     implementation libs.com.google.android.material
+    implementation project(path: ':feature:debug')
+    implementation project(path: ':utils')
     testImplementation libs.junit
     androidTestImplementation libs.androidx.test.ext.junit
     androidTestImplementation libs.androidx.test.espresso.core
@@ -38,6 +41,22 @@ dependencies {
     implementation libs.navigation.ui
     implementation libs.navigation.dynamic.features.fragment
 
+    // DI
+    implementation libs.com.google.dagger.hilt.android
+    annotationProcessor libs.com.google.dagger.hilt.compiler
+
     // shared
     implementation project(':shared:ui')
+
+    // DI
+    implementation project(':data')
+
+    //model
+    implementation project(':model')
+
+    implementation "androidx.recyclerview:recyclerview:1.3.2"
+
+    implementation project(':component:common')
+
+    implementation project(':component:viewer')
 }

feature/home/src/androidTest/java/one/nem/lacerta/feature/home/ExampleInstrumentedTest.java

@@ -22,5 +22,7 @@ public class ExampleInstrumentedTest {
         // Context of the app under test.
         Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
         assertEquals("one.nem.lacerta.feature.home.test", appContext.getPackageName());
+
+
     }
 }

feature/home/src/main/java/one/nem/lacerta/feature/home/DocumentSelectListener.java

@@ -0,0 +1,5 @@
+package one.nem.lacerta.feature.home;
+
+public interface DocumentSelectListener {
+    void onDocumentSelect(String documentId);
+}

feature/home/src/main/java/one/nem/lacerta/feature/home/HomeTopFragment.java

@@ -1,64 +1,114 @@
 package one.nem.lacerta.feature.home;
 
+import android.content.Intent;
 import android.os.Bundle;
-
-import androidx.fragment.app.Fragment;
-
+import android.util.Log;
 import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
 import android.view.View;
 import android.view.ViewGroup;
 
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.ActionBarDrawerToggle;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+import androidx.core.content.ContextCompat;
+import androidx.drawerlayout.widget.DrawerLayout;
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.google.android.material.appbar.AppBarLayout;
+import com.google.android.material.appbar.CollapsingToolbarLayout;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.CompletableFuture;
+
+import javax.inject.Inject;
+
+import dagger.hilt.android.AndroidEntryPoint;
+import one.nem.lacerta.component.viewer.ViewerMainActivity;
+import one.nem.lacerta.data.Document;
+import one.nem.lacerta.data.LacertaLibrary;
+import one.nem.lacerta.model.ListItem;
+import one.nem.lacerta.model.document.DocumentMeta;
+
+
+
 /**
  * A simple {@link Fragment} subclass.
  * Use the {@link HomeTopFragment#newInstance} factory method to
  * create an instance of this fragment.
  */
+@AndroidEntryPoint
 public class HomeTopFragment extends Fragment {
 
-    // TODO: Rename parameter arguments, choose names that match
-    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
-    private static final String ARG_PARAM1 = "param1";
-    private static final String ARG_PARAM2 = "param2";
-
-    // TODO: Rename and change types of parameters
-    private String mParam1;
-    private String mParam2;
+    @Inject
+    LacertaLibrary lacertaLibrary;
 
     public HomeTopFragment() {
         // Required empty public constructor
     }
 
-    /**
-     * Use this factory method to create a new instance of
-     * this fragment using the provided parameters.
-     *
-     * @param param1 Parameter 1.
-     * @param param2 Parameter 2.
-     * @return A new instance of fragment HomeTopFragment.
-     */
-    // TODO: Rename and change types and number of parameters
-    public static HomeTopFragment newInstance(String param1, String param2) {
+    public static HomeTopFragment newInstance() {
         HomeTopFragment fragment = new HomeTopFragment();
         Bundle args = new Bundle();
-        args.putString(ARG_PARAM1, param1);
-        args.putString(ARG_PARAM2, param2);
         fragment.setArguments(args);
         return fragment;
     }
 
+
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        if (getArguments() != null) {
-            mParam1 = getArguments().getString(ARG_PARAM1);
-            mParam2 = getArguments().getString(ARG_PARAM2);
-        }
     }
 
     @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container,
-                             Bundle savedInstanceState) {
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         // Inflate the layout for this fragment
-        return inflater.inflate(R.layout.fragment_home_top, container, false);
+        View view = inflater.inflate(R.layout.fragment_home_top, container, false);
+
+        setHasOptionsMenu(true);
+        return view;
     }
-}
+
+    @Override
+    public void onViewCreated(View view, Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+
+        RecyclerView recyclerView = view.findViewById(R.id.home_item_recycler_view);
+
+
+        ListItemAdapter listItemAdapter = new ListItemAdapter(documentId -> {
+            Log.d("HomeTopFragment", "onViewCreated: " + documentId);
+            Intent intent = new Intent(getContext(), ViewerMainActivity.class);
+            intent.putExtra("documentId", documentId);
+            startActivity(intent);
+        });
+        recyclerView.setAdapter(listItemAdapter);
+        recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
+
+        lacertaLibrary.getRecentDocument(10).thenAccept(listItems -> {
+            listItemAdapter.setListItems(listItems);
+            getActivity().runOnUiThread(() -> {
+                listItemAdapter.notifyItemRangeInserted(0, listItems.size());
+            });
+        });
+    }
+
+    @Override
+    public void onCreateOptionsMenu(@NonNull Menu menu, @NonNull MenuInflater inflater) {
+        inflater.inflate(R.menu.drawer_menu, menu);
+        super.onCreateOptionsMenu(menu, inflater);
+    }
+}
+
+
+
+
+
+
+

feature/home/src/main/java/one/nem/lacerta/feature/home/ListItemAdapter.java

@@ -0,0 +1,73 @@
+package one.nem.lacerta.feature.home;
+
+import android.content.Intent;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import java.util.ArrayList;
+
+import one.nem.lacerta.component.viewer.ViewerMainActivity;
+import one.nem.lacerta.model.ListItem;
+
+public class ListItemAdapter extends RecyclerView.Adapter<ListItemAdapter.ListItemViewHolder>{
+
+    ArrayList<ListItem> listItems;
+
+    DocumentSelectListener listener;
+
+    public ListItemAdapter(DocumentSelectListener listener){
+        this.listItems = new ArrayList<>();
+        this.listener = listener;
+    }
+
+    public void setListItems(ArrayList<ListItem> listItems) {
+        this.listItems = listItems;
+    }
+
+    @NonNull
+    @Override
+    public ListItemAdapter.ListItemViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext()).inflate(one.nem.lacerta.shared.ui.R.layout.common_list_item, parent, false);
+        return new ListItemViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull ListItemAdapter.ListItemViewHolder holder, int position) {
+        ListItem listItem = listItems.get(position);
+        holder.icon.setImageResource(listItem.getItemType().getIconId());
+        holder.icon.setColorFilter(one.nem.lacerta.shared.ui.R.color.colorOnSurface);
+        holder.title.setText(listItem.getTitle());
+        holder.description.setText(listItem.getDescription());
+
+        holder.itemView.setOnClickListener( v -> {
+            Intent intent = new Intent(v.getContext(), ViewerMainActivity.class);
+            intent.putExtra("documentId", listItem.getItemId());
+            v.getContext().startActivity(intent);
+        });
+    }
+
+    @Override
+    public int getItemCount() {
+        return listItems.size();
+    }
+
+    public static class ListItemViewHolder extends RecyclerView.ViewHolder{
+
+        ImageView icon;
+        TextView title;
+        TextView description;
+        public ListItemViewHolder(@NonNull View itemView) {
+            super(itemView);
+
+            icon = itemView.findViewById(one.nem.lacerta.shared.ui.R.id.item_icon);
+            title = itemView.findViewById(one.nem.lacerta.shared.ui.R.id.item_title);
+            description = itemView.findViewById(one.nem.lacerta.shared.ui.R.id.item_description);
+        }
+    }
+}

feature/home/src/main/java/one/nem/lacerta/feature/home/MyAdapter.java

@@ -0,0 +1,70 @@
+package one.nem.lacerta.feature.home;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import one.nem.lacerta.model.ListItem;
+import one.nem.lacerta.model.document.DocumentMeta;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class MyAdapter extends RecyclerView.Adapter<MyAdapter.MyAdapterViewHolder> {
+
+    ArrayList<ListItem> listItems;
+
+    public MyAdapter(ArrayList<ListItem> listItems) {
+        this.listItems = listItems;
+    }
+
+    @NonNull
+    @Override
+    public MyAdapterViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.list_item_home_document, parent, false);
+        return new MyAdapterViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull MyAdapterViewHolder holder, int position) {
+
+
+        holder.title.setText(listItems.get(position).getTitle());
+        holder.description.setText(listItems.get(position).getDescription());
+
+
+
+
+
+
+
+
+    }
+
+
+    @Override
+    public int getItemCount() {
+        return listItems.size();
+    }
+
+    public class MyAdapterViewHolder extends RecyclerView.ViewHolder {
+
+        TextView title;
+
+        TextView description;
+
+        public MyAdapterViewHolder(@NonNull View itemView) {
+            super(itemView);
+
+            title = itemView.findViewById(R.id.debug_menu_item_title);
+            description = itemView.findViewById(R.id.debug_menu_item_description);
+
+
+        }
+    }
+}
+

feature/home/src/main/res/layout/fragment_home_top.xml

@@ -1,14 +1,50 @@
-<?xml version="1.0" encoding="utf-8"?>
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".HomeTopFragment">
+    android:background="@color/colorSurface">
 
-    <!-- TODO: Update blank fragment layout -->
-    <TextView
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:text="@string/hello_blank_fragment" />
+        android:layout_height="match_parent">
+
+        <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/app_bar_layout"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
+            <com.google.android.material.appbar.CollapsingToolbarLayout
+                android:id="@+id/collapsing_toolbar"
+                app:contentScrim="@color/colorSecondaryContainer"
+                android:background="@color/colorSurface"
+                android:layout_width="match_parent"
+                android:layout_height="160dp"
+                android:fitsSystemWindows="true"
+                android:minHeight="?attr/actionBarSize"
+                app:collapsedTitleGravity="start|center_vertical"
+                app:expandedTitleGravity="start|bottom"
+                app:expandedTitleMarginBottom="16dp"
+                app:expandedTitleMarginStart="16dp"
+                app:expandedTitleTextAppearance="@style/TextAppearance.MaterialComponents.Headline4"
+                app:layout_scrollFlags="scroll|exitUntilCollapsed">
+
+                <androidx.appcompat.widget.Toolbar
+                    android:id="@+id/toolbar"
+                    android:layout_width="match_parent"
+                    android:layout_height="?attr/actionBarSize"
+                    app:layout_collapseMode="pin"
+                    app:title="HOGE" />
+
+            </com.google.android.material.appbar.CollapsingToolbarLayout>
+
+        </com.google.android.material.appbar.AppBarLayout>
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/home_item_recycler_view"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            app:layout_behavior="@string/appbar_scrolling_view_behavior" />
+
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
 
 </FrameLayout>

feature/home/src/main/res/layout/list_item_home_document.xml

@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:padding="16dp">
+
+    <TextView
+        android:id="@+id/debug_menu_item_title"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:textSize="16sp"
+        android:layout_marginEnd="8dp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/debug_menu_item_description"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:textSize="14sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/debug_menu_item_title" />
+
+    <TextView
+        android:id="@+id/debug_menu_item_updated_at_home"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:textSize="14sp"
+        android:text="Updated at: aaaaaaaaaa"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+
+</androidx.constraintlayout.widget.ConstraintLayout>

feature/home/src/main/res/menu/drawer_menu.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item
+        android:id="@+id/item_placeholder"
+        android:icon="@drawable/developer_mode_24px"
+        android:title="@string/placeholder" />
+</menu>

feature/home/src/main/res/values/ids.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <item name="my_recycler_view" type="id" />
+    <item name="TITLE" type="id" />
+    <item name="textView" type="id" />
+</resources>

feature/home/src/main/res/values/refs.xml

@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources></resources>

feature/home/src/main/res/values/strings.xml

@@ -1,4 +1,5 @@
 <resources>
     <!-- TODO: Remove or change this placeholder text -->
     <string name="hello_blank_fragment">Hello blank fragment</string>
+    <string name="textview">TextView</string>
 </resources>

feature/library/build.gradle

@@ -5,7 +5,7 @@ plugins {
 
 android {
     namespace 'one.nem.lacerta.feature.library'
-    compileSdk 33
+    compileSdk 34
 
     defaultConfig {
         minSdk 26
@@ -51,5 +51,7 @@ dependencies {
 
     implementation project(':data')
 
+    implementation project(':utils')
+
 
 }

feature/library/src/main/java/one/nem/lacerta/feature/library/DocumentSelectListener.java

@@ -0,0 +1,6 @@
+package one.nem.lacerta.feature.library;
+
+public interface DocumentSelectListener {
+    void onFolderSelected(String folderId, String folderName);
+    void onDocumentSelected(String documentId, String documentName);
+}

feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryArchiveFragment.java

@@ -1,38 +0,0 @@
-package one.nem.lacerta.feature.library;
-
-import android.content.Intent;
-import android.os.Bundle;
-import android.view.View;
-import android.widget.TextView;
-
-import androidx.appcompat.app.AppCompatActivity;
-
-// LibraryArchiveFragment.java
-
-//画面変移用のコード
-//Fragmentへのデータの受け渡し機能
-public class LibraryArchiveFragment extends AppCompatActivity {
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.fragment_library_top);
-
-        // ここに入力された内容を表示する機能
-        TextView textView = findViewById(R.id.document_list);
-
-        textView.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                // 文字をタップしたときの処理
-
-                // 移動先のアクティビティを指定
-                Intent intent = new Intent(LibraryArchiveFragment.this, LibraryDocFragment.class);
-
-                // データを付加する
-                intent.putExtra("key_name", "value_data");
-
-                startActivity(intent);
-            }
-        });
-    }
-}

feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryPageFragment.java

@@ -0,0 +1,283 @@
+package one.nem.lacerta.feature.library;
+
+import android.app.AlertDialog;
+import android.os.Bundle;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+import androidx.core.content.ContextCompat;
+import androidx.fragment.app.Fragment;
+import androidx.navigation.Navigation;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.ListView;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import com.google.android.material.appbar.AppBarLayout;
+import com.google.android.material.appbar.CollapsingToolbarLayout;
+
+import org.w3c.dom.Text;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
+
+import javax.inject.Inject;
+
+import dagger.hilt.android.AndroidEntryPoint;
+import one.nem.lacerta.data.Document;
+import one.nem.lacerta.data.LacertaLibrary;
+import one.nem.lacerta.model.FragmentNavigation;
+import one.nem.lacerta.model.LibraryItemPage;
+import one.nem.lacerta.model.PublicPath;
+import one.nem.lacerta.utils.LacertaLogger;
+
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link LibraryPageFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+@AndroidEntryPoint
+public class LibraryPageFragment extends Fragment {
+
+    // Variables
+    // このインスタンスで表示されているページ
+    LibraryItemPage libraryItemPage;
+
+    // Arguments
+    String folderId;
+    String title;
+    String parentId;
+
+
+    @Inject
+    LacertaLibrary lacertaLibrary;
+
+    @Inject
+    LacertaLogger logger;
+
+    ListItemAdapter listItemAdapter;
+
+    public LibraryPageFragment() {
+        // Required empty public constructor
+    }
+
+    public static LibraryPageFragment newInstance(String folderId, String title, String parentId) {
+        LibraryPageFragment fragment = new LibraryPageFragment();
+        Bundle args = new Bundle();
+        args.putString("folderId", folderId);
+        args.putString("title", title);
+        args.putString("publicPath", parentId);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    public static LibraryPageFragment newInstance(String folderId) { // Back action
+        LibraryPageFragment fragment = new LibraryPageFragment();
+        Bundle args = new Bundle();
+        args.putString("folderId", folderId);
+        args.putString("title", null);
+        args.putString("publicPath", null);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    public static LibraryPageFragment newInstance() {
+        LibraryPageFragment fragment = new LibraryPageFragment();
+        Bundle args = new Bundle();
+        args.putString("folderId", null);
+        args.putString("title", null);
+        args.putString("publicPath", null);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View view = inflater.inflate(R.layout.fragment_library_top, container, false);
+
+        // Set status bar color
+        AppBarLayout appBarLayout = view.findViewById(R.id.app_bar_layout);
+        appBarLayout.addOnOffsetChangedListener(new AppBarLayout.OnOffsetChangedListener() {
+            @Override
+            public void onOffsetChanged(AppBarLayout appBarLayout, int verticalOffset) {
+                if (Math.abs(verticalOffset) == appBarLayout.getTotalScrollRange()) {
+                    // Collapsed
+                    getActivity().getWindow().setStatusBarColor(ContextCompat.getColor(getContext(), one.nem.lacerta.shared.ui.R.color.colorSecondaryContainer));
+                } else if (verticalOffset == 0) {
+                    // Expanded
+                    getActivity().getWindow().setStatusBarColor(ContextCompat.getColor(getContext(), one.nem.lacerta.shared.ui.R.color.colorSurface));
+                } else {
+                    // Somewhere in between
+                    // Here you can add a color transition if you want
+                }
+            }
+        });
+        return view;
+    }
+
+    @Override
+    public void onViewCreated(View view, Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+
+        if (getArguments() != null) {
+            this.folderId = getArguments().getString("folderId"); // Required
+            if (getArguments().getString("title") == null && getArguments().getString("publicPath") == null) {
+                this.libraryItemPage = new LibraryItemPage();
+            } else {
+                this.title = getArguments().getString("title");
+                this.parentId = getArguments().getString("publicPath");
+            }
+        } else {
+            logger.debug("LibraryTopFragment", "getArguments() is null(maybe root)");
+            this.libraryItemPage = new LibraryItemPage();
+        }
+
+        // Toolbar Setup
+        toolbarSetup(view.findViewById(R.id.library_toolbar), this.folderId != null, this.title != null ? this.title : "ライブラリ");
+
+        // RecyclerView Setup
+
+        RecyclerView recyclerView = view.findViewById(R.id.library_item_recycler_view);
+        this.listItemAdapter = new ListItemAdapter(new DocumentSelectListener() {
+            @Override
+            public void onFolderSelected(String folderId, String folderName) {
+                logger.debug("LibraryTopFragment", "Folder selected! folderId: " + folderId + ", folderName: " + folderName);
+//                // 画面遷移
+//                FragmentNavigation fragmentNavigation = (FragmentNavigation) getActivity();
+//                // folderId: 推移先で表示するフォルダのID, folderName: 推移先で表示するフォルダの名前, parentId: このフラグメントで表示しているフォルダのID(推移先の親)
+//                fragmentNavigation.navigateToFragment(LibraryPageFragment.newInstance(folderId, folderName, libraryItemPage != null ? libraryItemPage.getParentId() : null), false);
+                Bundle bundle = new Bundle();
+                bundle.putString("folderId", folderId);
+                bundle.putString("title", folderName);
+                bundle.putString("publicPath", libraryItemPage != null ? libraryItemPage.getParentId() : null);
+                try {
+                    Navigation.findNavController(requireView()).navigate(R.id.action_feature_library_top_fragment_self, bundle);
+                } catch (IllegalStateException e) {
+                    logger.error("LibraryTopFragment", "IllegalStateException: " + e.getMessage());
+                }
+            }
+
+            @Override
+            public void onDocumentSelected(String documentId, String documentName) {
+                Toast.makeText(getContext(), "Document selected! documentId: " + documentId + ", documentName: " + documentName, Toast.LENGTH_SHORT).show();
+            }
+        });
+
+        recyclerView.setAdapter(listItemAdapter);
+        recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
+
+        // Get library page and update RecyclerView items
+        lacertaLibrary.getLibraryPage(this.folderId, 10).thenAccept(libraryItemPage -> {
+            this.libraryItemPage = libraryItemPage;
+
+            if (this.parentId == null) {
+                this.parentId = libraryItemPage.getParentId();
+            }
+            if (this.title == null) {
+                this.title = libraryItemPage.getPageTitle();
+                // Toolbar init again
+                toolbarSetup(view.findViewById(R.id.library_toolbar), this.folderId != null, this.title != null ? this.title : "ライブラリ");
+            }
+
+            logger.debug("LibraryTopFragment", "Item selected! Total item page: " + this.libraryItemPage.getListItems().size());
+            getActivity().runOnUiThread(() -> { // TODO-rca: 実行条件を考える？
+                listItemAdapter.notifyItemRangeRemoved(0, this.libraryItemPage.getListItems().size() - 1);
+            });
+            listItemAdapter.setLibraryItemPage(this.libraryItemPage);
+            getActivity().runOnUiThread(() -> {
+                listItemAdapter.notifyItemRangeInserted(0, this.libraryItemPage.getListItems().size() - 1);
+            });
+        });
+    }
+
+    /**
+     * Currentにフォルダを作成する
+     */
+    private void createFolder(String pageId) {
+        // TODO-rca: デザインをMaterial Design 3に合わせたカスタムダイアログにする
+        AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
+        builder.setTitle("フォルダの作成");
+        builder.setMessage("フォルダ名を入力してください");
+        final android.widget.EditText input = new android.widget.EditText(getContext());
+        input.setText("フォルダ名");
+        builder.setView(input);
+        builder.setPositiveButton("作成", (dialog, which) -> {
+            lacertaLibrary.createFolder(pageId, input.getText().toString()).thenAccept(folderId -> {
+                // Refresh
+                updateItem(pageId);
+            });
+        });
+        builder.setNegativeButton("キャンセル", (dialog, which) -> {
+            dialog.cancel();
+        });
+        builder.show();
+    }
+
+    /**
+     * RecyclerViewのアイテムを更新する
+     */
+    private void updateItem(String pageId) {
+        lacertaLibrary.getLibraryPage(pageId, 10).thenAccept(libraryItemPage -> {
+            this.libraryItemPage = libraryItemPage;
+            logger.debug("LibraryTopFragment", "Item selected! libraryItemPage.getListItems().size(): " + libraryItemPage.getListItems().size());
+            getActivity().runOnUiThread(() -> {
+                listItemAdapter.notifyItemRangeRemoved(0, libraryItemPage.getListItems().size() - 1);
+            });
+            listItemAdapter.setLibraryItemPage(libraryItemPage);
+            getActivity().runOnUiThread(() -> {
+                listItemAdapter.notifyItemRangeInserted(0, libraryItemPage.getListItems().size() - 1);
+            });
+        });
+    }
+
+    /**
+     * ToolbarをInitする
+     *
+     * @param toolbar Toolbar
+     * @param showBackButton 戻るボタンを表示するか
+     * @param title タイトル
+     */
+    private void toolbarSetup(Toolbar toolbar, boolean showBackButton, String title) {
+        getActivity().runOnUiThread(() -> {
+            if (showBackButton) {
+                toolbar.setNavigationIcon(one.nem.lacerta.shared.ui.R.drawable.arrow_back_24px);
+                toolbar.setNavigationOnClickListener(v -> {
+                    //this.libraryItemPage = lacertaLibrary.getLibraryPage(this.libraryItemPage.getParentId(), 10).join();
+                    // Back
+                    Navigation.findNavController(requireView()).popBackStack();
+                });
+            } else {
+                toolbar.setNavigationIcon(null);
+            }
+            toolbar.setTitle(title);
+            toolbar.inflateMenu(R.menu.dir_menu);
+            toolbar.setOnMenuItemClickListener(item -> {
+                if (item.getItemId() == R.id.menu_item_create_new_folder) {
+                    createFolder(this.folderId);
+                    return true;
+                } else {
+                    return false;
+                }
+            });
+        });
+    }
+}

feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryTopFragment.java

@@ -1,104 +0,0 @@
-package one.nem.lacerta.feature.library;
-
-import android.os.Bundle;
-
-import androidx.annotation.NonNull;
-import androidx.fragment.app.Fragment;
-import androidx.recyclerview.widget.LinearLayoutManager;
-import androidx.recyclerview.widget.RecyclerView;
-
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ArrayAdapter;
-import android.widget.ListView;
-import android.widget.TextView;
-import android.widget.Toast;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import javax.inject.Inject;
-
-import dagger.hilt.android.AndroidEntryPoint;
-import one.nem.lacerta.data.Document;
-import one.nem.lacerta.model.document.DocumentMeta;
-import one.nem.lacerta.model.document.tag.DocumentTag;
-
-/**
- * A simple {@link Fragment} subclass.
- * Use the {@link LibraryTopFragment#newInstance} factory method to
- * create an instance of this fragment.
- */
-@AndroidEntryPoint
-public class LibraryTopFragment extends Fragment {
-
-//    @Inject
-//    Document document;
-
-    // TODO: Rename parameter arguments, choose names that match
-    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
-    private static final String ARG_PARAM1 = "param1";
-    private static final String ARG_PARAM2 = "param2";
-
-    // TODO: Rename and change types of parameters
-    private String mParam1;
-    private String mParam2;
-
-    public LibraryTopFragment() {
-        // Required empty public constructor
-    }
-
-    /**
-     * Use this factory method to create a new instance of
-     * this fragment using the provided parameters.
-     *
-     * @param param1 Parameter 1.
-     * @param param2 Parameter 2.
-     * @return A new instance of fragment LibraryTopFragment.
-     */
-    // TODO: Rename and change types and number of parameters
-    public static LibraryTopFragment newInstance(String param1, String param2) {
-        LibraryTopFragment fragment = new LibraryTopFragment();
-        Bundle args = new Bundle();
-        args.putString(ARG_PARAM1, param1);
-        args.putString(ARG_PARAM2, param2);
-        fragment.setArguments(args);
-        return fragment;
-    }
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        if (getArguments() != null) {
-            mParam1 = getArguments().getString(ARG_PARAM1);
-            mParam2 = getArguments().getString(ARG_PARAM2);
-        }
-    }
-
-
-    @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
-        // Inflate the layout for this fragment
-        View view = inflater.inflate(R.layout.fragment_library_top, container, false);
-
-        // Use view.findViewById instead of findViewById
-        RecyclerView documentRecyclerView = view.findViewById(R.id.document_list);
-
-        LinearLayoutManager layoutManager = new LinearLayoutManager(getContext());
-        documentRecyclerView.setLayoutManager(layoutManager);
-
-        //データを取得
-
-//        List<DocumentMeta>  metas = document.getAllDocumentMetas(100);
-
-//        Toast.makeText(getContext(), "Documents: " + Integer.toString(metas.size()), Toast.LENGTH_LONG).show();
-
-// Create and set the adapter
-//        DocumentAdapter adapter = new DocumentAdapter(metas);
-//        documentRecyclerView.setAdapter(adapter);
-
-// Use a LinearLayoutManager to specify the layout
-        return view;
-    }
-}

feature/library/src/main/java/one/nem/lacerta/feature/library/ListItemAdapter.java

@@ -0,0 +1,78 @@
+package one.nem.lacerta.feature.library;
+
+import android.content.Intent;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import java.util.ArrayList;
+
+import one.nem.lacerta.model.LibraryItemPage;
+import one.nem.lacerta.model.ListItem;
+import one.nem.lacerta.model.ListItemType;
+
+public class ListItemAdapter extends RecyclerView.Adapter<ListItemAdapter.ListItemViewHolder>{
+
+    LibraryItemPage libraryItemPage;
+
+    DocumentSelectListener listener;
+
+
+    public ListItemAdapter(DocumentSelectListener listener) {
+        this.listener = listener;
+    }
+
+    public void setLibraryItemPage(LibraryItemPage libraryItemPage) {
+        this.libraryItemPage = libraryItemPage;
+    }
+
+    @NonNull
+    @Override
+    public ListItemViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext()).inflate(one.nem.lacerta.shared.ui.R.layout.common_list_item, parent, false);
+        return new ListItemViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull ListItemViewHolder holder, int position) {
+        ListItem listItem = libraryItemPage.getListItems().get(position);
+        holder.icon.setImageResource(listItem.getItemType().getIconId());
+        holder.icon.setColorFilter(one.nem.lacerta.shared.ui.R.color.colorOnSurface);
+        holder.title.setText(listItem.getTitle());
+        holder.description.setText(listItem.getDescription());
+
+        holder.itemView.setOnClickListener( v -> {
+            if (listItem.getItemType() == ListItemType.ITEM_TYPE_DOCUMENT) {
+                listener.onDocumentSelected(listItem.getItemId(), listItem.getTitle());
+            }
+            else if (listItem.getItemType() == ListItemType.ITEM_TYPE_FOLDER) {
+                listener.onFolderSelected(listItem.getItemId(), listItem.getTitle());
+            }
+        });
+    }
+
+    @Override
+    public int getItemCount() {
+        return this.libraryItemPage == null ? 0
+                : this.libraryItemPage.getListItems() == null ? 0 : this.libraryItemPage.getListItems().size();
+    }
+
+    public static class ListItemViewHolder extends RecyclerView.ViewHolder{
+
+        ImageView icon;
+        TextView title;
+        TextView description;
+        public ListItemViewHolder(@NonNull View itemView) {
+            super(itemView);
+
+            icon = itemView.findViewById(one.nem.lacerta.shared.ui.R.id.item_icon);
+            title = itemView.findViewById(one.nem.lacerta.shared.ui.R.id.item_title);
+            description = itemView.findViewById(one.nem.lacerta.shared.ui.R.id.item_description);
+        }
+    }
+}

feature/library/src/main/res/layout/fragment_library_top.xml

@@ -1,32 +1,50 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:theme="@style/Theme.Lacerta"
-    tools:context=".LibraryTopFragment">
+    android:background="@color/colorSurface">
 
-    <com.google.android.material.appbar.MaterialToolbar
-        android:id="@+id/tool_bar"
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:background="@color/colorPrimaryContainer"
-        android:minHeight="?attr/actionBarSize"
-        android:theme="?attr/actionBarTheme"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:title="Library"
-        app:titleTextColor="@color/colorOnPrimaryContainer" />
+        android:layout_height="match_parent">
 
-    <androidx.recyclerview.widget.RecyclerView
-        android:id="@+id/document_list"
-        android:layout_width="match_parent"
-        android:layout_height="0dp"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@+id/tool_bar" />
+        <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/app_bar_layout"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
 
-</androidx.constraintlayout.widget.ConstraintLayout>
+            <com.google.android.material.appbar.CollapsingToolbarLayout
+                android:id="@+id/collapsing_toolbar"
+                app:contentScrim="@color/colorSecondaryContainer"
+                android:background="@color/colorSurface"
+                android:layout_width="match_parent"
+                android:layout_height="160dp"
+                android:fitsSystemWindows="true"
+                android:minHeight="?attr/actionBarSize"
+                app:collapsedTitleGravity="start|center_vertical"
+                app:expandedTitleGravity="start|bottom"
+                app:expandedTitleMarginBottom="16dp"
+                app:expandedTitleMarginStart="16dp"
+                app:expandedTitleTextAppearance="@style/TextAppearance.MaterialComponents.Headline4"
+                app:layout_scrollFlags="scroll|exitUntilCollapsed">
+
+                <androidx.appcompat.widget.Toolbar
+                    android:id="@+id/library_toolbar"
+                    android:layout_width="match_parent"
+                    android:layout_height="?attr/actionBarSize"
+                    app:layout_collapseMode="pin"
+                    app:title="HOGE" />
+
+            </com.google.android.material.appbar.CollapsingToolbarLayout>
+
+        </com.google.android.material.appbar.AppBarLayout>
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/library_item_recycler_view"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            app:layout_behavior="@string/appbar_scrolling_view_behavior" />
+
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+
+</FrameLayout>

feature/library/src/main/res/menu/dir_menu.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <item
+        android:id="@+id/menu_item_create_new_folder"
+        android:icon="@drawable/developer_mode_24px"
+        android:title="@string/app_name"
+        app:showAsAction="ifRoom"/> <!-- TODO-rca: change this -->
+
+</menu>

feature/library/src/main/res/navigation/feature_library_navigation.xml

@@ -6,7 +6,17 @@
     app:startDestination="@id/feature_library_top_fragment">
     <fragment
         android:id="@+id/feature_library_top_fragment"
-        android:name="one.nem.lacerta.feature.library.LibraryTopFragment"
+        android:name="one.nem.lacerta.feature.library.LibraryPageFragment"
         android:label="fragment_library_top"
-        tools:layout="@layout/fragment_library_top" />
+        tools:layout="@layout/fragment_library_top" >
+        <action
+            android:id="@+id/action_feature_library_top_fragment_self"
+            app:destination="@id/feature_library_top_fragment"
+            app:enterAnim="@anim/nav_default_enter_anim"
+            app:exitAnim="@anim/nav_default_exit_anim"
+            app:popEnterAnim="@anim/nav_default_pop_enter_anim"
+            app:popExitAnim="@anim/nav_default_pop_exit_anim"
+            app:popUpTo="@id/feature_library_top_fragment"
+            app:popUpToInclusive="false"/>
+    </fragment>
 </navigation>

feature/scan/build.gradle

@@ -4,7 +4,7 @@ plugins {
 
 android {
     namespace 'one.nem.lacerta.feature.scan'
-    compileSdk 33
+    compileSdk 34
 
     defaultConfig {
         minSdk 26

feature/search/build.gradle

@@ -4,7 +4,7 @@ plugins {
 
 android {
     namespace 'one.nem.lacerta.feature.search'
-    compileSdk 33
+    compileSdk 34
 
     defaultConfig {
         minSdk 26
@@ -27,9 +27,17 @@ android {
 
 dependencies {
 
-    implementation 'androidx.appcompat:appcompat:1.6.1'
-    implementation 'com.google.android.material:material:1.10.0'
-    testImplementation 'junit:junit:4.13.2'
-    androidTestImplementation 'androidx.test.ext:junit:1.1.5'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
+    implementation libs.androidx.appcompat
+    implementation libs.com.google.android.material
+    testImplementation libs.junit
+    androidTestImplementation libs.androidx.test.ext.junit
+    androidTestImplementation libs.androidx.test.espresso.core
+
+    // Navigation
+    implementation libs.navigation.fragment
+    implementation libs.navigation.ui
+    implementation libs.navigation.dynamic.features.fragment
+
+    // shared
+    implementation project(':shared:ui')
 }

feature/search/src/main/java/one/nem/lacerta/feature/search/SearchTopFragment.java

@@ -0,0 +1,142 @@
+package one.nem.lacerta.feature.search;
+
+import android.app.LauncherActivity;
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.SearchView;
+
+import java.util.ArrayList;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link SearchTopFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class SearchTopFragment extends Fragment {
+    private static final String TAG = SearchTopFragment.class.getSimpleName();
+    private final SearchTopFragment self = this;
+
+    private SearchView searchView;
+    private String searchWord;
+
+    // TODO: Rename parameter arguments, choose names that match
+    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
+    private static final String ARG_PARAM1 = "param1";
+    private static final String ARG_PARAM2 = "param2";
+
+    // TODO: Rename and change types of parameters
+    private String mParam1;
+    private String mParam2;
+
+    public SearchTopFragment() {
+        // Required empty public constructor
+    }
+
+    /**
+     * Use this factory method to create a new instance of
+     * this fragment using the provided parameters.
+     *
+     * @param param1 Parameter 1.
+     * @param param2 Parameter 2.
+     * @return A new instance of fragment SearchTopFragment.
+     */
+    // TODO: Rename and change types and number of parameters
+    public static SearchTopFragment newInstance(String param1, String param2) {
+        SearchTopFragment fragment = new SearchTopFragment();
+        Bundle args = new Bundle();
+        args.putString(ARG_PARAM1, param1);
+        args.putString(ARG_PARAM2, param2);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        if (getArguments() != null) {
+            mParam1 = getArguments().getString(ARG_PARAM1);
+            mParam2 = getArguments().getString(ARG_PARAM2);
+        }
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        return inflater.inflate(R.layout.fragment_search_top, container, false);
+    }
+
+
+
+    @Override
+    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+        super.onCreateOptionsMenu(menu, inflater);
+
+
+
+
+        this.searchView.setIconifiedByDefault(true);
+
+
+        this.searchView.setSubmitButtonEnabled(false);
+
+
+        if (!this.searchWord.equals("")) {
+
+            this.searchView.setQuery(this.searchWord, false);
+        } else {
+            String queryHint = self.getResources().getString(R.string.hello_blank_fragment);
+
+            this.searchView.setQueryHint(queryHint);
+        }
+        this.searchView.setOnQueryTextListener(self.onQueryTextListener);
+    }
+
+    private final SearchView.OnQueryTextListener onQueryTextListener = new SearchView.OnQueryTextListener() {
+        @Override
+        public boolean onQueryTextSubmit(String query) {
+
+            return self.setSearchWord(searchWord);
+        }
+
+        @Override
+        public boolean onQueryTextChange(String query) {
+
+            return false;
+        }
+    };
+    private boolean setSearchWord(String query) {
+
+
+        if (searchWord != null && !searchWord.equals("")) {
+
+            this.searchWord = searchWord;
+        }
+
+        this.searchView.setIconified(false);
+
+        this.searchView.onActionViewCollapsed();
+
+        this.searchView.clearFocus();
+        return false;
+    }
+}
+
+
+
+
+    interface LacertaSearch {
+        ArrayList<LauncherActivity.ListItem> autoSearch(String query, int limit);
+
+        ArrayList<LauncherActivity.ListItem> autoSearch(String query, int limit, int offset);
+    }
+
+
+

feature/search/src/main/res/layout/fragment_search_top.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    tools:context=".SearchTopFragment">
+
+    <!-- TODO: Update blank fragment layout -->
+    <com.google.android.material.appbar.MaterialToolbar
+        android:id="@+id/Search_tool_bar"
+        android:layout_width="match_parent"
+        android:layout_height="69dp"
+        android:background="#E4E8EA"
+        android:minHeight="?attr/actionBarSize"
+        android:theme="?attr/actionBarTheme"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:title="" />
+
+    <SearchView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+
+
+</FrameLayout>

feature/search/src/main/res/navigation/feature_search_navigation.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<navigation xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/feature_search_navigation"
+    app:startDestination="@id/searchTopFragment">
+
+    <fragment
+        android:id="@+id/searchTopFragment"
+        android:name="one.nem.lacerta.feature.search.SearchTopFragment"
+        android:label="fragment_search_top"
+        tools:layout="@layout/fragment_search_top" />
+</navigation>

feature/search/src/main/res/values/strings.xml

@@ -0,0 +1,4 @@
+<resources>
+    <!-- TODO: Remove or change this placeholder text -->
+    <string name="hello_blank_fragment">Hello blank fragment</string>
+</resources>

feature/setting/.gitignore

@@ -0,0 +1 @@
+/build

feature/setting/build.gradle

@@ -0,0 +1,52 @@
+plugins {
+    alias(libs.plugins.com.android.library)
+}
+
+android {
+    namespace 'one.nem.lacerta.setting'
+    compileSdk 34
+
+    defaultConfig {
+        minSdk 26
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+        consumerProguardFiles "consumer-rules.pro"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+
+    implementation libs.androidx.appcompat
+    implementation libs.com.google.android.material
+    testImplementation libs.junit
+    androidTestImplementation libs.androidx.test.ext.junit
+    androidTestImplementation libs.androidx.test.espresso.core
+
+    // Navigation
+    implementation libs.navigation.fragment
+    implementation libs.navigation.ui
+    implementation libs.navigation.dynamic.features.fragment
+
+    // DI
+    implementation libs.com.google.dagger.hilt.android
+    annotationProcessor libs.com.google.dagger.hilt.compiler
+
+    // shared
+    implementation project(':shared:ui')
+
+    // https://mvnrepository.com/artifact/androidx.preference/preference
+    implementation 'androidx.preference:preference:1.2.1'
+
+
+}

feature/setting/proguard-rules.pro

@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

feature/setting/src/androidTest/java/one/nem/lacerta/setting/ExampleInstrumentedTest.java

@@ -0,0 +1,26 @@
+package one.nem.lacerta.setting;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        assertEquals("one.nem.lacerta.setting.test", appContext.getPackageName());
+    }
+}

feature/setting/src/main/AndroidManifest.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+
+</manifest>

feature/setting/src/main/java/one/nem/lacerta/setting/ListItemAdapter.java

@@ -0,0 +1,63 @@
+package one.nem.lacerta.setting;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.navigation.Navigation;
+import androidx.recyclerview.widget.RecyclerView;
+
+import java.util.ArrayList;
+
+import one.nem.lacerta.setting.model.SettingListItem;
+
+public class ListItemAdapter extends RecyclerView.Adapter<ListItemAdapter.ListItemViewHolder>{
+
+    ArrayList<SettingListItem> listItems;
+
+    public ListItemAdapter(ArrayList<SettingListItem> listItems){
+        this.listItems = listItems;
+    }
+
+    @NonNull
+    @Override
+    public ListItemAdapter.ListItemViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext()).inflate(one.nem.lacerta.shared.ui.R.layout.common_list_item, parent, false);
+        return new ListItemViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull ListItemAdapter.ListItemViewHolder holder, int position) {
+        SettingListItem listItem = listItems.get(position);
+        holder.icon.setImageDrawable(listItem.getIcon());
+        holder.icon.setColorFilter(one.nem.lacerta.shared.ui.R.color.colorOnSurface);
+        holder.title.setText(listItem.getTitle());
+        holder.description.setText(listItem.getDescription());
+
+        holder.itemView.setOnClickListener( v -> {
+            Navigation.findNavController(v).navigate(listItem.getDestination());
+        });
+    }
+
+    @Override
+    public int getItemCount() {
+        return listItems.size();
+    }
+
+    public static class ListItemViewHolder extends RecyclerView.ViewHolder{
+
+        ImageView icon;
+        TextView title;
+        TextView description;
+        public ListItemViewHolder(@NonNull View itemView) {
+            super(itemView);
+
+            icon = itemView.findViewById(one.nem.lacerta.shared.ui.R.id.item_icon);
+            title = itemView.findViewById(one.nem.lacerta.shared.ui.R.id.item_title);
+            description = itemView.findViewById(one.nem.lacerta.shared.ui.R.id.item_description);
+        }
+    }
+}

feature/setting/src/main/java/one/nem/lacerta/setting/SettingAboutPageFragment.java

@@ -0,0 +1,43 @@
+package one.nem.lacerta.setting;
+
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link SettingAboutPageFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class SettingAboutPageFragment extends Fragment {
+
+    public SettingAboutPageFragment() {
+        // Required empty public constructor
+    }
+
+    public static SettingAboutPageFragment newInstance() {
+        SettingAboutPageFragment fragment = new SettingAboutPageFragment();
+        Bundle args = new Bundle();
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View view = inflater.inflate(R.layout.fragment_setting_about_page, container, false);
+
+
+        return view;
+    }
+}

feature/setting/src/main/java/one/nem/lacerta/setting/SettingDataPageFragment.java

@@ -0,0 +1,40 @@
+package one.nem.lacerta.setting;
+
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link SettingDataPageFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class SettingDataPageFragment extends Fragment {
+
+    public SettingDataPageFragment() {
+        // Required empty public constructor
+    }
+
+    public static SettingDataPageFragment newInstance() {
+        SettingDataPageFragment fragment = new SettingDataPageFragment();
+        Bundle args = new Bundle();
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        return inflater.inflate(R.layout.fragment_setting_data_page, container, false);
+    }
+}

feature/setting/src/main/java/one/nem/lacerta/setting/SettingDisplayPageFragment.java

@@ -0,0 +1,40 @@
+package one.nem.lacerta.setting;
+
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link SettingDisplayPageFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class SettingDisplayPageFragment extends Fragment {
+
+    public SettingDisplayPageFragment() {
+        // Required empty public constructor
+    }
+
+    public static SettingDisplayPageFragment newInstance() {
+        SettingDisplayPageFragment fragment = new SettingDisplayPageFragment();
+        Bundle args = new Bundle();
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        return inflater.inflate(R.layout.fragment_setting_display_page, container, false);
+    }
+}

feature/setting/src/main/java/one/nem/lacerta/setting/SettingScanPageFragment.java

@@ -0,0 +1,38 @@
+package one.nem.lacerta.setting;
+
+import android.os.Bundle;
+
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentTransaction;
+import androidx.preference.PreferenceFragmentCompat;
+
+import android.preference.PreferenceFragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link SettingScanPageFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class SettingScanPageFragment extends PreferenceFragmentCompat {
+
+    public SettingScanPageFragment() {
+        // Required empty public constructor
+    }
+
+    @Override
+    public void onCreatePreferences(@Nullable Bundle savedInstanceState, @Nullable String rootKey) {
+        addPreferencesFromResource(R.xml.scan_preferences);
+    }
+
+    public static SettingScanPageFragment newInstance() {
+        SettingScanPageFragment fragment = new SettingScanPageFragment();
+        Bundle args = new Bundle();
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+}

feature/setting/src/main/java/one/nem/lacerta/setting/SettingTopFragment.java

@@ -0,0 +1,92 @@
+package one.nem.lacerta.setting;
+
+import android.os.Bundle;
+
+import androidx.core.content.ContextCompat;
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import java.util.ArrayList;
+
+import one.nem.lacerta.setting.model.SettingListItem;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link SettingTopFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class SettingTopFragment extends Fragment {
+
+    public SettingTopFragment() {
+        // Required empty public constructor
+    }
+
+    public static SettingTopFragment newInstance() {
+        SettingTopFragment fragment = new SettingTopFragment();
+        Bundle args = new Bundle();
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View view = inflater.inflate(R.layout.fragment_setting_top, container, false);
+
+        // Setting items
+        ArrayList<SettingListItem> settingListItems = new ArrayList<>();
+        settingListItems.add(
+                new SettingListItem(
+                        getResources().getString(one.nem.lacerta.shared.ui.R.string.setting_top_display_title),
+                        getResources().getString(one.nem.lacerta.shared.ui.R.string.setting_top_display_description),
+                        ContextCompat.getDrawable(getContext(), one.nem.lacerta.shared.ui.R.drawable.palette_24px),
+                        R.id.action_settingTopFragment_to_settingDisplayPageFragment
+                )
+        );
+
+        settingListItems.add(
+                new SettingListItem(
+                        getResources().getString(one.nem.lacerta.shared.ui.R.string.setting_top_data_title),
+                        getResources().getString(one.nem.lacerta.shared.ui.R.string.setting_top_data_description),
+                        ContextCompat.getDrawable(getContext(), one.nem.lacerta.shared.ui.R.drawable.settings_backup_restore_24px),
+                        R.id.action_settingTopFragment_to_settingDataPageFragment
+                )
+        );
+
+        settingListItems.add(
+                new SettingListItem(
+                        getResources().getString(one.nem.lacerta.shared.ui.R.string.setting_top_scan_title),
+                        getResources().getString(one.nem.lacerta.shared.ui.R.string.setting_top_scan_description),
+                        ContextCompat.getDrawable(getContext(), one.nem.lacerta.shared.ui.R.drawable.document_scanner_24px),
+                        R.id.action_settingTopFragment_to_settingScanPageFragment
+                )
+        );
+
+        settingListItems.add(
+                new SettingListItem(
+                        getResources().getString(one.nem.lacerta.shared.ui.R.string.setting_top_about_title),
+                        getResources().getString(one.nem.lacerta.shared.ui.R.string.setting_top_about_description),
+                        ContextCompat.getDrawable(getContext(), one.nem.lacerta.shared.ui.R.drawable.info_24px),
+                        R.id.action_settingTopFragment_to_settingAboutPageFragment
+                )
+        );
+
+        // Init RecyclerView
+        RecyclerView recyclerView = view.findViewById(R.id.setting_item_recycler_view);
+        recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
+        recyclerView.setAdapter(new ListItemAdapter(settingListItems));
+
+        return view;
+    }
+}

feature/setting/src/main/java/one/nem/lacerta/setting/model/SettingListItem.java

@@ -0,0 +1,34 @@
+package one.nem.lacerta.setting.model;
+
+import android.graphics.drawable.Drawable;
+
+public class SettingListItem {
+
+    String title;
+    String description;
+    Drawable icon;
+    int destination;
+
+    public SettingListItem(String title, String description, Drawable icon, int destination) {
+        this.title = title;
+        this.description = description;
+        this.icon = icon;
+        this.destination = destination;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public Drawable getIcon() {
+        return icon;
+    }
+
+    public int getDestination() {
+        return destination;
+    }
+}

feature/setting/src/main/res/layout/fragment_setting_about_page.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".SettingAboutPageFragment">
+
+    <!-- TODO: Update blank fragment layout -->
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:text="@string/hello_blank_fragment" />
+
+</FrameLayout>

feature/setting/src/main/res/layout/fragment_setting_data_page.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".SettingDataPageFragment">
+
+    <!-- TODO: Update blank fragment layout -->
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:text="@string/hello_blank_fragment" />
+
+</FrameLayout>

feature/setting/src/main/res/layout/fragment_setting_display_page.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".SettingDisplayPageFragment">
+
+    <!-- TODO: Update blank fragment layout -->
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:text="@string/hello_blank_fragment" />
+
+</FrameLayout>

feature/setting/src/main/res/layout/fragment_setting_scan_page.xml

@@ -0,0 +1,50 @@
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/colorSurface">
+
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/app_bar_layout"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
+            <com.google.android.material.appbar.CollapsingToolbarLayout
+                android:id="@+id/collapsing_toolbar"
+                app:contentScrim="@color/colorSecondaryContainer"
+                android:background="@color/colorSurface"
+                android:layout_width="match_parent"
+                android:layout_height="160dp"
+                android:fitsSystemWindows="true"
+                android:minHeight="?attr/actionBarSize"
+                app:collapsedTitleGravity="start|center_vertical"
+                app:expandedTitleGravity="start|bottom"
+                app:expandedTitleMarginBottom="16dp"
+                app:expandedTitleMarginStart="16dp"
+                app:expandedTitleTextAppearance="@style/TextAppearance.MaterialComponents.Headline4"
+                app:layout_scrollFlags="scroll|exitUntilCollapsed">
+
+                <androidx.appcompat.widget.Toolbar
+                    android:id="@+id/toolbar"
+                    android:layout_width="match_parent"
+                    android:layout_height="?attr/actionBarSize"
+                    app:layout_collapseMode="pin"
+                    app:title="@string/setting_top_scan_title" />
+
+            </com.google.android.material.appbar.CollapsingToolbarLayout>
+
+        </com.google.android.material.appbar.AppBarLayout>
+
+        <FrameLayout
+            android:id="@+id/setting_scan_page_container"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            app:layout_behavior="@string/appbar_scrolling_view_behavior" />
+
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+
+</FrameLayout>

feature/setting/src/main/res/layout/fragment_setting_top.xml

@@ -0,0 +1,50 @@
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/colorSurface">
+
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/app_bar_layout"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
+            <com.google.android.material.appbar.CollapsingToolbarLayout
+                android:id="@+id/collapsing_toolbar"
+                app:contentScrim="@color/colorSecondaryContainer"
+                android:background="@color/colorSurface"
+                android:layout_width="match_parent"
+                android:layout_height="160dp"
+                android:fitsSystemWindows="true"
+                android:minHeight="?attr/actionBarSize"
+                app:collapsedTitleGravity="start|center_vertical"
+                app:expandedTitleGravity="start|bottom"
+                app:expandedTitleMarginBottom="16dp"
+                app:expandedTitleMarginStart="16dp"
+                app:expandedTitleTextAppearance="@style/TextAppearance.MaterialComponents.Headline4"
+                app:layout_scrollFlags="scroll|exitUntilCollapsed">
+
+                <androidx.appcompat.widget.Toolbar
+                    android:id="@+id/toolbar"
+                    android:layout_width="match_parent"
+                    android:layout_height="?attr/actionBarSize"
+                    app:layout_collapseMode="pin"
+                    app:title="@string/setting_title" />
+
+            </com.google.android.material.appbar.CollapsingToolbarLayout>
+
+        </com.google.android.material.appbar.AppBarLayout>
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/setting_item_recycler_view"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            app:layout_behavior="@string/appbar_scrolling_view_behavior" />
+
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+
+</FrameLayout>

feature/setting/src/main/res/navigation/feature_setting_navigation.xml

@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="utf-8"?>
+<navigation xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/feature_setting_navigation"
+    app:startDestination="@id/settingTopFragment">
+
+    <fragment
+        android:id="@+id/settingTopFragment"
+        android:name="one.nem.lacerta.setting.SettingTopFragment"
+        android:label="SettingTopFragment" >
+        <action
+            android:id="@+id/action_settingTopFragment_to_settingAboutPageFragment"
+            app:destination="@id/settingAboutPageFragment"
+            app:enterAnim="@anim/slide_from_right"
+            app:exitAnim="@anim/slide_to_left"
+            app:popEnterAnim="@anim/slide_from_left"
+            app:popExitAnim="@anim/slide_to_right" />
+        <action
+            android:id="@+id/action_settingTopFragment_to_settingDisplayPageFragment"
+            app:destination="@id/settingDisplayPageFragment"
+            app:enterAnim="@anim/slide_from_right"
+            app:exitAnim="@anim/slide_to_left"
+            app:popEnterAnim="@anim/slide_from_left"
+            app:popExitAnim="@anim/slide_to_right" />
+        <action
+            android:id="@+id/action_settingTopFragment_to_settingDataPageFragment"
+            app:destination="@id/settingDataPageFragment"
+            app:enterAnim="@anim/slide_from_right"
+            app:exitAnim="@anim/slide_to_left"
+            app:popEnterAnim="@anim/slide_from_left"
+            app:popExitAnim="@anim/slide_to_right" />
+        <action
+            android:id="@+id/action_settingTopFragment_to_settingScanPageFragment"
+            app:destination="@id/settingScanPageFragment"
+            app:enterAnim="@anim/slide_from_right"
+            app:exitAnim="@anim/slide_to_left"
+            app:popEnterAnim="@anim/slide_from_left"
+            app:popExitAnim="@anim/slide_to_right" />
+    </fragment>
+    <fragment
+        android:id="@+id/settingAboutPageFragment"
+        android:name="one.nem.lacerta.setting.SettingAboutPageFragment"
+        android:label="fragment_setting_about_page"
+        tools:layout="@layout/fragment_setting_about_page" />
+    <fragment
+        android:id="@+id/settingDataPageFragment"
+        android:name="one.nem.lacerta.setting.SettingDataPageFragment"
+        android:label="fragment_setting_data_page"
+        tools:layout="@layout/fragment_setting_data_page" />
+    <fragment
+        android:id="@+id/settingDisplayPageFragment"
+        android:name="one.nem.lacerta.setting.SettingDisplayPageFragment"
+        android:label="fragment_setting_display_page"
+        tools:layout="@layout/fragment_setting_display_page" />
+    <fragment
+        android:id="@+id/settingScanPageFragment"
+        android:name="one.nem.lacerta.setting.SettingScanPageFragment"
+        android:label="fragment_setting_scan_page"
+        tools:layout="@layout/fragment_setting_scan_page" />
+</navigation>

feature/setting/src/main/res/values/scan_setting_array.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <array name="png_quality_array">
+        <item name="5">5</item>
+        <item name="6">6</item>
+        <item name="7">7</item>
+        <item name="8">8</item>
+        <item name="9">9</item>
+    </array>
+
+</resources>

feature/setting/src/main/res/values/setting_integers.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <integer name="png_quality_default">70</integer>
+    <integer name="png_quality_min">5</integer>
+    <integer name="png_quality_max">100</integer>
+</resources>

feature/setting/src/main/res/values/strings.xml

@@ -0,0 +1,4 @@
+<resources>
+    <!-- TODO: Remove or change this placeholder text -->
+    <string name="hello_blank_fragment">Hello blank fragment</string>
+</resources>

feature/setting/src/main/res/xml/scan_preferences.xml

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <PreferenceCategory android:title="@string/setting_scan_quality_title">
+        <SeekBarPreference
+            android:defaultValue="@integer/png_quality_default"
+            android:key="png_quality"
+            android:max="@integer/png_quality_max"
+            android:min="@integer/png_quality_min"
+            android:summary="@string/setting_scan_quality_png_quality_description"
+            android:title="@string/setting_scan_quality_png_quality_title" />
+    </PreferenceCategory>
+    <PreferenceCategory android:title="@string/setting_scan_default_title">
+
+        <EditTextPreference
+            android:defaultValue="Untitled"
+            android:key="new_doc_default_title"
+            android:selectAllOnFocus="true"
+            android:singleLine="true"
+            android:title="@string/setting_scan_default_document_name" />
+        <EditTextPreference
+            android:defaultValue="NewFolder"
+            android:key="new_dir_default_title"
+            android:selectAllOnFocus="true"
+            android:singleLine="true"
+            android:title="@string/setting_scan_default_folder_name" />
+    </PreferenceCategory>
+</PreferenceScreen>

feature/setting/src/test/java/one/nem/lacerta/setting/ExampleUnitTest.java

@@ -0,0 +1,17 @@
+package one.nem.lacerta.setting;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+public class ExampleUnitTest {
+    @Test
+    public void addition_isCorrect() {
+        assertEquals(4, 2 + 2);
+    }
+}

model/src/main/java/one/nem/lacerta/model/FragmentNavigation.java

@@ -0,0 +1,13 @@
+package one.nem.lacerta.model;
+
+import androidx.fragment.app.Fragment;
+
+public interface FragmentNavigation {
+    void navigateToFragment(Fragment fragment);
+
+    void navigateToFragment(Fragment fragment, boolean addToBackStack);
+
+    void navigateToFragment(Fragment fragment, boolean addToBackStack, boolean clearBackStack);
+
+    void navigateToFragmentAlternate(Fragment fragment, boolean addToBackStack);
+}

model/src/main/java/one/nem/lacerta/model/LibraryItemPage.java

@@ -6,10 +6,18 @@ public class LibraryItemPage {
 
     String pageTitle;
     String pageId;
+    String parentId;
     ArrayList<ListItem> listItems;
 
     // Constructor
 
+    public LibraryItemPage(String pageTitle, String pageId, ArrayList<ListItem> listItems, String parentId) {
+        this.pageTitle = pageTitle;
+        this.pageId = pageId;
+        this.listItems = listItems;
+        this.parentId = parentId;
+    }
+
     public LibraryItemPage(String pageTitle, String pageId, ArrayList<ListItem> listItems) {
         this.pageTitle = pageTitle;
         this.pageId = pageId;
@@ -30,6 +38,10 @@ public class LibraryItemPage {
         return pageId;
     }
 
+    public String getParentId() {
+        return parentId;
+    }
+
     public ArrayList<ListItem> getListItems() {
         return listItems;
     }
@@ -44,6 +56,10 @@ public class LibraryItemPage {
         this.pageId = pageId;
     }
 
+    public void setParentId(String parentId) {
+        this.parentId = parentId;
+    }
+
     public void setListItems(ArrayList<ListItem> listItems) {
         this.listItems = listItems;
     }

model/src/main/java/one/nem/lacerta/model/PublicPath.java

@@ -1,5 +1,7 @@
 package one.nem.lacerta.model;
 
+import android.util.Log;
+
 import java.util.ArrayList;
 import java.util.List;
 
@@ -29,11 +31,31 @@ public class PublicPath {
     private void resolveInternal(String path) {
         if (path.equals("..")) {
             this.path.remove(this.path.size() - 1);
+        } else if (path.equals(".")) {
+            // do nothing
         } else {
-            add(path);
+            this.path.add(path);
         }
     }
 
+    public PublicPath parse(String path) {
+        if (path == null) {
+            this.path.clear();
+            this.path.add("/");
+        } else {
+            if (path.startsWith("/")) {
+                this.path.clear();
+                path = path.substring(1);
+            }
+            String[] pathArray = path.split("/");
+            for (String p : pathArray) {
+                Log.d("PublicPath", "parse: " + p);
+                resolveInternal(p);
+            }
+        }
+        return this;
+    }
+
     public PublicPath resolve(String path) {
         resolveInternal(path);
         return this;

model/src/main/java/one/nem/lacerta/model/VcsRevModel.java

@@ -0,0 +1,80 @@
+package one.nem.lacerta.model;
+
+import java.util.ArrayList;
+import java.util.Date;
+
+public class VcsRevModel {
+
+    String id;
+
+    String documentId;
+
+    String branchName;
+
+    String commitMessage;
+
+    Date createdAt;
+
+    ArrayList<String> logIds;
+
+    public VcsRevModel(String id, String documentId, String branchName, String commitMessage, Date createdAt, ArrayList<String> logIds) {
+        this.id = id;
+        this.documentId = documentId;
+        this.branchName = branchName;
+        this.commitMessage = commitMessage;
+        this.createdAt = createdAt;
+        this.logIds = logIds;
+    }
+
+    // Empty constructor
+    public VcsRevModel() {
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public String getDocumentId() {
+        return documentId;
+    }
+
+    public String getBranchName() {
+        return branchName;
+    }
+
+    public String getCommitMessage() {
+        return commitMessage;
+    }
+
+    public Date getCreatedAt() {
+        return createdAt;
+    }
+
+    public ArrayList<String> getLogIds() {
+        return logIds;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public void setDocumentId(String documentId) {
+        this.documentId = documentId;
+    }
+
+    public void setBranchName(String branchName) {
+        this.branchName = branchName;
+    }
+
+    public void setCommitMessage(String commitMessage) {
+        this.commitMessage = commitMessage;
+    }
+
+    public void setCreatedAt(Date createdAt) {
+        this.createdAt = createdAt;
+    }
+
+    public void setLogIds(ArrayList<String> logIds) {
+        this.logIds = logIds;
+    }
+}

model/src/main/java/one/nem/lacerta/model/document/DocumentDetail.java

@@ -73,4 +73,6 @@ public class DocumentDetail {
         this.pages = pages;
     }
 
-}
+
+    }
+

model/src/main/java/one/nem/lacerta/model/document/DocumentMeta.java

@@ -37,7 +37,7 @@ public class DocumentMeta { // TODO-rca: JavaDoc対応
      */
     List<DocumentTag> tags;
 
-    PublicPath path;
+    String parentId;
 
     String author;
 
@@ -54,7 +54,7 @@ public class DocumentMeta { // TODO-rca: JavaDoc対応
         this.tags = new ArrayList<>();
         this.author = ""; // TODO-rca: 作者のデフォルト値を設定できるようにする
         this.defaultBranch = "main"; // TODO-rca: デフォルトブランチのデフォルト値を設定できるようにする
-        this.path = new PublicPath().getRoot();
+        this.parentId = null;
         this.updatedAt = new Date();
         this.createdAt = new Date();
     }
@@ -85,13 +85,13 @@ public class DocumentMeta { // TODO-rca: JavaDoc対応
         this.defaultBranch = defaultBranch;
     }
 
-    public DocumentMeta(String id, String title, Date updatedAt, Date createdAt, List<DocumentTag> tags, PublicPath path, String author, String defaultBranch) {
+    public DocumentMeta(String id, String title, Date updatedAt, Date createdAt, List<DocumentTag> tags, String parentId, String author, String defaultBranch) {
         this.id = id;
         this.title = title;
         this.updatedAt = updatedAt;
         this.createdAt = createdAt;
         this.tags = tags;
-        this.path = path;
+        this.parentId = parentId;
         this.author = author;
         this.defaultBranch = defaultBranch;
     }
@@ -145,10 +145,10 @@ public class DocumentMeta { // TODO-rca: JavaDoc対応
     }
 
     /**
-     * PublicPathを取得する
+     * ドキュメントの親フォルダのID(String)を取得する
      */
-    public PublicPath getPath() {
-        return path;
+    public String getParentId() {
+        return parentId;
     }
 
     /**
@@ -208,11 +208,11 @@ public class DocumentMeta { // TODO-rca: JavaDoc対応
     }
 
     /**
-     * PublicPathを設定する
-     * @param path PublicPath
+     * ドキュメントの親フォルダのID(String)を設定する
+     * @param parentId ドキュメントの親フォルダのID
      */
-    public void setPath(PublicPath path) {
-        this.path = path;
+    public void setParentId(String parentId) {
+        this.parentId = parentId;
     }
 
     /**

model/src/main/java/one/nem/lacerta/model/pref/FeatureSwitchOverride.java

@@ -0,0 +1,30 @@
+package one.nem.lacerta.model.pref;
+
+public enum FeatureSwitchOverride {
+
+    ENABLE_DEBUG_MENU("enableDebugMenu"),
+    ENABLE_SEARCH("enableSearch"),
+    SHOW_DISPLAY_MENU("showDisplayMenu"),
+    SHOW_DATA_MENU("showDataMenu"),
+    SHOW_SCAN_MENU("showScanMenu");
+
+    private final String key;
+
+    FeatureSwitchOverride(String key) {
+        this.key = key;
+    }
+
+    public String getKey() {
+        return key;
+    }
+
+    public static FeatureSwitchOverride fromKey(String key) {
+        for (FeatureSwitchOverride value : values()) {
+            if (value.getKey().equals(key)) {
+                return value;
+            }
+        }
+        return null;
+    }
+
+}

processor/src/main/java/one/nem/lacerta/processor/DocumentProcessor.java

@@ -7,13 +7,13 @@ import one.nem.lacerta.model.document.DocumentDetail;
 public interface DocumentProcessor {
 
     // ページ操作
-    void addNewPageToLast(Bitmap bitmap) throws Exception;
-    void addNewPagesToLast(Bitmap[] bitmaps) throws Exception;
-    void insertPageAtIndex(Bitmap bitmap, int index) throws Exception;
-    void removePageAtIndex(int index) throws Exception;
+    DocumentProcessor addNewPageToLast(Bitmap bitmap) throws Exception;
+    DocumentProcessor addNewPagesToLast(Bitmap[] bitmaps) throws Exception;
+    DocumentProcessor insertPageAtIndex(Bitmap bitmap, int index) throws Exception;
+    DocumentProcessor removePageAtIndex(int index) throws Exception;
 
     // 更新
-    void updatePageAtIndex(Bitmap bitmap, int index);
+    DocumentProcessor updatePageAtIndex(Bitmap bitmap, int index);
 
     // ページ取得
     Bitmap getPageAtIndex(int index);

processor/src/main/java/one/nem/lacerta/processor/impl/DocumentProcessorImpl.java

@@ -70,7 +70,7 @@ public class DocumentProcessorImpl implements DocumentProcessor{
 
 
     @Override
-    public void addNewPageToLast(Bitmap bitmap) throws Exception{
+    public DocumentProcessor addNewPageToLast(Bitmap bitmap) throws Exception{
         logger.debug("addNewPageToLast", "called");
         String filename = UUID.randomUUID().toString() + ".png"; // TODO-rca: 拡張子を動的にする
 
@@ -85,19 +85,23 @@ public class DocumentProcessorImpl implements DocumentProcessor{
 
         logger.info("addNewPageToLast", "finished");
         logger.info("addNewPageToLast", "filename: " + filename);
+
+        return this;
     }
 
     @Override
-    public void addNewPagesToLast(Bitmap[] bitmaps) throws Exception{
+    public DocumentProcessor addNewPagesToLast(Bitmap[] bitmaps) throws Exception{
         logger.debug("addNewPagesToLast", "called");
 
         for (Bitmap bitmap : bitmaps) {
             addNewPageToLast(bitmap);
         } // TODO-rca: 効率悪いので改善する
+
+        return this;
     }
 
     @Override
-    public void insertPageAtIndex(Bitmap bitmap, int index) throws Exception {
+    public DocumentProcessor insertPageAtIndex(Bitmap bitmap, int index) throws Exception {
         logger.debug("addNewPageAfterIndex", "called");
         String filename = UUID.randomUUID().toString() + ".png"; // TODO-rca: 拡張子を動的にする
 
@@ -109,16 +113,18 @@ public class DocumentProcessorImpl implements DocumentProcessor{
         this.documentDetail.getPages().add(index, page);
 
         lacertaVcs.insertPage(index, filename);
+
+        return this;
     }
 
     @Override
-    public void removePageAtIndex(int index) {
-
+    public DocumentProcessor removePageAtIndex(int index) {
+        return null;
     }
 
     @Override
-    public void updatePageAtIndex(Bitmap bitmap, int index) {
-
+    public DocumentProcessor updatePageAtIndex(Bitmap bitmap, int index) {
+        return null;
     }
 
     @Override

settings.gradle

@@ -31,3 +31,4 @@ include ':model'
 include ':processor'
 include ':shared:ui'
 include ':vcs'
+include ':feature:setting'