修正

This reverts commit b75759b650.

component/scanner/build.gradle

@@ -1,5 +1,6 @@
 plugins {
     alias(libs.plugins.com.android.library)
+    id 'com.google.dagger.hilt.android'
 }
 
 android {
@@ -33,8 +34,16 @@ dependencies {
     androidTestImplementation libs.androidx.test.ext.junit
     androidTestImplementation libs.androidx.test.espresso.core
 
+    // Hilt (DI)
+    implementation libs.com.google.dagger.hilt.android
+    annotationProcessor libs.com.google.dagger.hilt.compiler
+
     implementation 'com.websitebeaver:documentscanner:1.0.0'
 
     implementation project(':shared:ui')
     implementation project(':model')
+
+    implementation project(':processor')
+
+    implementation project(':utils')
 }

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

@@ -25,15 +25,32 @@ import android.widget.Toast;
 import java.io.File;
 import java.io.IOException;
 import java.text.SimpleDateFormat;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.Locale;
+import java.util.UUID;
+
+import javax.inject.Inject;
+
+import dagger.hilt.android.AndroidEntryPoint;
+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.processor.DocumentProcessor;
+import one.nem.lacerta.processor.factory.DocumentProcessorFactory;
+
+import one.nem.lacerta.utils.LacertaLogger;
+
+import one.nem.lacerta.utils.repository.DeviceInfoUtils;
 
 /**
  * A simple {@link Fragment} subclass.
  * Use the {@link ScannerDataManagerStubFragment#newInstance} factory method to
  * create an instance of this fragment.
  */
+@AndroidEntryPoint
 public class ScannerDataManagerStubFragment extends Fragment {
 
     // TODO-rca: 時間があったらcacheを使うようにする？
@@ -43,6 +60,19 @@ public class ScannerDataManagerStubFragment extends Fragment {
 
     private Uri photoURI;
 
+    private DocumentDetail documentDetail;
+
+    private DocumentProcessor documentProcessor;
+
+    @Inject
+    DocumentProcessorFactory documentProcessorFactory;
+
+    @Inject
+    LacertaLogger logger;
+
+    @Inject
+    DeviceInfoUtils deviceInfoUtils;
+
     private final ActivityResultLauncher<Intent> cameraLauncher = registerForActivityResult(
             new ActivityResultContracts.StartActivityForResult(),
             result -> {
@@ -120,6 +150,65 @@ public class ScannerDataManagerStubFragment extends Fragment {
             }
             updateResults();
         });
+
+        view.findViewById(R.id.button_create_documnent).setOnClickListener(v -> {
+            Log.d("ScannerDataManagerStubFragment", "button_create_documnent clicked");
+            Toast.makeText(getActivity(), "button_create_documnent clicked", Toast.LENGTH_LONG).show();
+
+            this.documentDetail = createSampleDocumentDetail();
+
+        });
+
+        view.findViewById(R.id.button_init_document_processor).setOnClickListener(v -> {
+            Log.d("ScannerDataManagerStubFragment", "button_init_document_processor clicked");
+            Toast.makeText(getActivity(), "button_init_document_processor clicked", Toast.LENGTH_LONG).show();
+            // TODO-rca: ここでDocumentProcessorを初期化する
+            if (this.documentDetail == null) {
+                Toast.makeText(getActivity(), "documentDetail is null", Toast.LENGTH_LONG).show();
+                return;
+            }
+            this.documentProcessor = documentProcessorFactory.create(this.documentDetail);
+            Toast.makeText(getActivity(), "documentProcessor created", Toast.LENGTH_LONG).show();
+            this.documentProcessor.init();
+            Toast.makeText(getActivity(), "documentProcessor initialized", Toast.LENGTH_LONG).show();
+        });
+
+        view.findViewById(R.id.button_add_page).setOnClickListener(v -> {
+            Log.d("ScannerDataManagerStubFragment", "button_add_page clicked");
+            Toast.makeText(getActivity(), "button_add_page clicked", Toast.LENGTH_LONG).show();
+            if (this.documentProcessor == null) {
+                Toast.makeText(getActivity(), "documentProcessor is null", Toast.LENGTH_LONG).show();
+                return;
+            }
+            Bitmap[] bitmaps = new Bitmap[results.size()];
+            for (int i = 0; i < results.size(); i++) {
+                bitmaps[i] = results.get(i).getBitmap();
+            }
+
+            this.documentProcessor.addNewPagesToLast(bitmaps);
+
+            this.documentProcessor.close();
+        });
+    }
+
+    public DocumentDetail createSampleDocumentDetail() {
+
+        String id = UUID.randomUUID().toString();
+
+        Toast.makeText(getActivity(), "Generated id: " + id, Toast.LENGTH_LONG).show();
+        //logger.debug("CreateSample", "Generated id: " + id);
+
+        DocumentMeta meta = new DocumentMeta(
+                id,
+                "Sample" + DateTimeFormatter.ofPattern("yyyyMMddHHmmss").format(LocalDateTime.now()),
+                new Date(),
+                new Date());
+
+        DocumentPath path = new DocumentPath(
+                deviceInfoUtils.getExternalStorageDirectoryString(),
+                "Sample" + DateTimeFormatter.ofPattern("yyyyMMddHHmmss").format(LocalDateTime.now()));
+
+        return new DocumentDetail(meta, path, "SampleAuthor", "SampleDefaultBranch");
     }
 
     @Override

component/scanner/src/main/res/layout/fragment_scanner_data_manager_stub.xml

@@ -11,6 +11,7 @@
         android:id="@+id/action_button_container"
         android:layout_width="match_parent"
         android:layout_height="0dp"
+        android:weightSum="2"
         android:orientation="horizontal"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
@@ -19,7 +20,7 @@
         <com.google.android.material.button.MaterialButton
             android:id="@+id/button_call_camera"
             style="@style/Widget.Material3.Button.IconButton.Filled"
-            android:layout_width="wrap_content"
+            android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_margin="16px"
             android:layout_weight="1"
@@ -27,6 +28,58 @@
 
     </LinearLayout>
 
+    <LinearLayout
+        android:id="@+id/init_button_container"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        android:orientation="horizontal"
+        android:weightSum="2"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/action_button_container">
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/button_create_documnent"
+            style="@style/Widget.Material3.Button.IconButton.Filled"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_margin="16px"
+            android:layout_weight="1"
+            android:text="Create Doc Obj" />
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/button_init_document_processor"
+            style="@style/Widget.Material3.Button.IconButton.Filled"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_margin="16px"
+            android:layout_weight="1"
+            android:text="Init Processor" />
+
+    </LinearLayout>
+
+    <LinearLayout
+        android:id="@+id/doc_button_container"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:weightSum="2"
+        android:orientation="horizontal"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/init_button_container">
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/button_add_page"
+            style="@style/Widget.Material3.Button.IconButton.Filled"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_margin="16px"
+            android:layout_weight="1"
+            android:text="Add page to last" />
+
+    </LinearLayout>
+
     <androidx.recyclerview.widget.RecyclerView
         android:id="@+id/result_recycler_view"
         android:layout_width="match_parent"
@@ -35,6 +88,6 @@
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@id/action_button_container" />
+        app:layout_constraintTop_toBottomOf="@id/doc_button_container" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>

feature/debug/build.gradle

@@ -65,4 +65,7 @@ dependencies {
     // Scanner
     implementation project(':component:scanner')
 
+    // Processor
+    implementation project(':processor')
+
 }

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

@@ -0,0 +1,44 @@
+package one.nem.lacerta.feature.debug;
+
+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 DebugMenuDocProcessorTesterFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class DebugMenuDocProcessorTesterFragment extends Fragment {
+    public DebugMenuDocProcessorTesterFragment() {
+        // Required empty public constructor
+    }
+
+    public static DebugMenuDocProcessorTesterFragment newInstance() {
+        DebugMenuDocProcessorTesterFragment fragment = new DebugMenuDocProcessorTesterFragment();
+        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_debug_menu_doc_processor_tester, container, false);
+
+
+
+        return view;
+    }
+}

feature/debug/src/main/res/layout/fragment_debug_menu_doc_processor_tester.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"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:theme="@style/Theme.Lacerta"
+    tools:context=".DebugMenuDocProcessorTesterFragment" >
+
+    <LinearLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="1dp"
+        android:layout_marginTop="1dp"
+        android:layout_marginEnd="1dp"
+        android:orientation="vertical"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal">
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/button_gen_random_img"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:text="Generate random image" />
+
+        </LinearLayout>
+    </LinearLayout>
+
+</androidx.constraintlayout.widget.ConstraintLayout>

model/src/main/java/one/nem/lacerta/model/document/internal/XmlMetaModel.java

@@ -1,7 +1,6 @@
-package one.nem.lacerta.processor.model;
+package one.nem.lacerta.model.document.internal;
 
 import java.util.ArrayList;
-import java.util.Date;
 
 public class XmlMetaModel {
 

model/src/main/java/one/nem/lacerta/model/document/internal/XmlMetaPageModel.java

@@ -1,4 +1,4 @@
-package one.nem.lacerta.processor.model;
+package one.nem.lacerta.model.document.internal;
 
 public class XmlMetaPageModel {
 

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

@@ -18,4 +18,7 @@ public interface DocumentProcessor {
     Bitmap getPageAtIndex(int index);
     int getPageCount();
 
+    void close();
+    void init();
+
 }

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

@@ -1,10 +0,0 @@
-package one.nem.lacerta.processor;
-
-import one.nem.lacerta.processor.model.XmlMetaModel;
-import one.nem.lacerta.processor.model.XmlMetaPageModel;
-
-public interface XmlMetaProcessor {
-
-    void saveXmlMeta(XmlMetaModel xmlMetaModel);
-    XmlMetaModel loadXmlMeta();
-}

processor/src/main/java/one/nem/lacerta/processor/factory/DocumentProcessorFactory.java

@@ -1,4 +1,10 @@
 package one.nem.lacerta.processor.factory;
 
-public class DocumentProcessorFactory {
+import dagger.assisted.AssistedFactory;
+import one.nem.lacerta.model.document.DocumentDetail;
+import one.nem.lacerta.processor.impl.DocumentProcessorImpl;
+
+@AssistedFactory
+public interface DocumentProcessorFactory {
+    DocumentProcessorImpl create(DocumentDetail documentDetail);
 }

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

@@ -2,50 +2,131 @@ package one.nem.lacerta.processor.impl;
 
 import android.graphics.Bitmap;
 
-import java.io.File;
 import java.nio.file.Path;
+import java.util.ArrayList;
 import java.util.UUID;
 
-import javax.inject.Inject;
-
+import dagger.assisted.Assisted;
+import dagger.assisted.AssistedInject;
+import one.nem.lacerta.model.document.internal.XmlMetaPageModel;
 import one.nem.lacerta.processor.DocumentProcessor;
 
 import one.nem.lacerta.model.document.DocumentDetail;
-import one.nem.lacerta.model.document.DocumentMeta;
 
+import one.nem.lacerta.model.document.internal.XmlMetaModel;
 import one.nem.lacerta.source.file.FileManager;
 import one.nem.lacerta.source.file.factory.FileManagerFactory;
 
+import one.nem.lacerta.utils.LacertaLogger;
+
+import one.nem.lacerta.utils.XmlMetaParser;
+
+
 public class DocumentProcessorImpl implements DocumentProcessor{
 
     // Magic Numbers
     private static final String DEFAULT_SAVE_DIR = "raw";
 
-    private DocumentDetail documentDetail;
+    // Variables
+    private final DocumentDetail documentDetail;
+    private XmlMetaModel xmlMetaModel;
+    private Path documentRootPath;
+    private FileManager fileManager;
 
     // Injection
-    @Inject
-    FileManagerFactory fileManagerFactory;
+    private final FileManagerFactory fileManagerFactory;
+    private final LacertaLogger logger;
+    private final XmlMetaParser xmlMetaParser;
+    @AssistedInject
+    public DocumentProcessorImpl(FileManagerFactory fileManagerFactory, LacertaLogger logger, XmlMetaParser xmlMetaParser, @Assisted DocumentDetail documentDetail) {
+        this.fileManagerFactory = fileManagerFactory;
+        this.logger = logger;
+        this.xmlMetaParser = xmlMetaParser;
+        if (documentDetail == null) {
+            throw new IllegalArgumentException("documentDetail must not be null");
+        }
+        this.documentDetail = documentDetail;
+    }
 
-    // Internal utils
+    @Override
+    public void init() {
+        logger.debug("init", "called");
+        // Init Variables
+        this.documentRootPath = this.documentDetail.getPath().getFullPath();
+        logger.debug("init", "documentRootPath: " + this.documentRootPath);
+
+        this.fileManager = fileManagerFactory.create(this.documentRootPath); //Initialize FileManager
+        logger.debug("init", "fileManager created");
+
+        this.fileManager.autoCreateDir(this.documentRootPath);
+
+        // rawディレクトリInit
+        this.fileManager.autoCreateDir(DEFAULT_SAVE_DIR);
+
+        // xmlファイルの読み込み
+        if (fileManager.isExist("meta.xml")) {
+            logger.debug("init", "meta.xml found");
+            try {
+                xmlMetaModel = xmlMetaParser.deserialize(this.fileManager.loadDocument("meta.xml"));
+            } catch (Exception e) {
+                logger.debug("init", "meta.xml parse failed");
+                logger.trace("init", e.getMessage());
+            }
+        } else {
+            logger.debug("init", "meta.xml not found");
+            xmlMetaModel = new XmlMetaModel();
+
+            xmlMetaModel.setTitle(this.documentDetail.getMeta().getTitle());
+            xmlMetaModel.setAuthor(this.documentDetail.getAuthor());
+            xmlMetaModel.setDescription(""); // FIXME-rca:
+            xmlMetaModel.setDefaultBranch(this.documentDetail.getDefaultBranch());
+            xmlMetaModel.setPages(new ArrayList<>());
+
+            try {
+                this.fileManager.saveDocument(xmlMetaParser.serialize(xmlMetaModel), "meta.xml");
+                logger.debug("init", "meta.xml saved");
+            } catch (Exception e) {
+                logger.error("init", "meta.xml save failed");
+                logger.trace("init", e.getMessage());
+            }
+        }
+
+        logger.info("init", "finished");
+    }
 
     @Override
     public void addNewPageToLast(Bitmap bitmap) {
-        Path path = documentDetail.getPath().getFullPath();
-        String fileName = String.format(UUID.randomUUID().toString() + ".png"); // TODO-rca: 対応表をもたせる
-        FileManager fileManager = fileManagerFactory.create(path);
-        if(fileManager.getList().contains(path.resolve(DEFAULT_SAVE_DIR))) {
-            fileManager.changeDir(DEFAULT_SAVE_DIR);
+        logger.debug("addNewPageToLast", "called");
+        String filename = UUID.randomUUID().toString() + ".png"; // TODO-rca: 拡張子を動的にする
+
+        // FileManager
+        if (this.fileManager.getCurrentDir().equals(this.documentRootPath.resolve(DEFAULT_SAVE_DIR))) { // TODO-rca: 効率化
+            logger.debug("addNewPageToLast", "currentDir is documentRootPath");
         } else {
-            fileManager.createDir(DEFAULT_SAVE_DIR);
-            fileManager.changeDir(DEFAULT_SAVE_DIR);
+            logger.debug("addNewPageToLast", "currentDir is not documentRootPath");
+            this.fileManager.backRootDir();
+            this.fileManager.autoCreateDir(DEFAULT_SAVE_DIR);
+            this.fileManager.changeDir(DEFAULT_SAVE_DIR);
         }
-        fileManager.saveBitmapAtCurrent(bitmap, fileName);
+        logger.debug("addNewPageToLast", "DirInit finished");
+
+        // Save file
+        this.fileManager.saveBitmapAtCurrent(bitmap, filename);
+
+        // Update meta
+        XmlMetaPageModel page = new XmlMetaPageModel();
+        page.setIndex(xmlMetaModel.getPages().size() + 1);
+        page.setFilename(filename);
+        xmlMetaModel.addPage(page);
     }
 
     @Override
     public void addNewPagesToLast(Bitmap[] bitmaps) {
+        logger.debug("addNewPagesToLast", "called");
 
+        for (Bitmap bitmap : bitmaps) {
+            addNewPageToLast(bitmap);
+        } // TODO-rca: 効率悪いので改善する
     }
 
     @Override
@@ -77,4 +158,20 @@ public class DocumentProcessorImpl implements DocumentProcessor{
     public int getPageCount() {
         return 0;
     }
+
+    @Override
+    public void close() {
+        logger.debug("close", "called");
+        // TODO-rca: ここでxmlファイルを保存する
+        this.fileManager.backRootDir();
+
+        try {
+            this.fileManager.saveDocument(xmlMetaParser.serialize(xmlMetaModel), "meta.xml");
+            logger.debug("close", "meta.xml saved");
+        } catch (Exception e) {
+            logger.error("close", "meta.xml save failed");
+            logger.trace("close", e.getMessage());
+        }
+        logger.info("close", "finished");
+    }
 }

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

@@ -1,17 +0,0 @@
-package one.nem.lacerta.processor.impl;
-
-import one.nem.lacerta.processor.XmlMetaProcessor;
-import one.nem.lacerta.processor.model.XmlMetaModel;
-
-public class XmlMetaProcessorImpl implements XmlMetaProcessor{
-
-    @Override
-    public void saveXmlMeta(XmlMetaModel xmlMetaModel) {
-
-    }
-
-    @Override
-    public XmlMetaModel loadXmlMeta() {
-        return null;
-    }
-}

processor/src/main/java/one/nem/lacerta/processor/module/DocumentProcessorModule.java

@@ -1,4 +1,16 @@
 package one.nem.lacerta.processor.module;
 
+import dagger.assisted.Assisted;
+import dagger.assisted.AssistedInject;
+import one.nem.lacerta.model.document.DocumentDetail;
+
 public class DocumentProcessorModule {
+
+    private final DocumentDetail documentDetail;
+
+    @AssistedInject
+    public DocumentProcessorModule(@Assisted DocumentDetail documentDetail) {
+        this.documentDetail = documentDetail;
+    }
+
 }

source/src/main/java/one/nem/lacerta/source/file/FileManager.java

@@ -2,26 +2,58 @@ package one.nem.lacerta.source.file;
 
 import android.graphics.Bitmap;
 
+import org.w3c.dom.Document;
+
 import java.io.File;
 import java.nio.file.Path;
 import java.util.List;
 
+
+/** @noinspection unused*/
 public interface FileManager {
 
     Path getRootDir();
+    Path getCurrentDir();
+
     void changeDir(String dirName); //cd
+    void changeDir(Path path); //cd
     void backDir(); //cd ..
     void backRootDir(); //cd /
     List<Path> getList();
     void createDir(String dirName);
+    void createDir(Path path);
     void removeDir(String dirName);
+    void removeDir(Path path);
+
+    File createFile(String fileName);
+    void removeFile(String fileName);
+
+    File getFile(String fileName);
+    File getFile(Path path);
+
+    String loadText(String fileName);
+    String loadText(Path path);
+
+    void saveText(String text, String fileName);
+    void saveText(String text, Path path);
+
+    void saveDocument(Document document, String fileName);
+    void saveDocument(Document document, Path path);
+
+    Document loadDocument(String fileName);
+    Document loadDocument(Path path);
+
+
+    boolean isExist(Path path);
+    boolean isExist(String fileName);
+
+    void autoCreateDir(Path path);
+    void autoCreateDir(String dirName);
+
+    void autoCreateToCurrentDir();
 
     void saveBitmapAtCurrent(Bitmap bitmap, String fileName);
     Bitmap loadBitmap(Path path);
     void removeBitmap(Path path);
 
-//    void saveFileAtCurrent(File file);
-//    File getFile(Path path);
-//    void removeFile(Path path);
-
 }

source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java

@@ -2,21 +2,30 @@ package one.nem.lacerta.source.file.impl;
 
 import android.graphics.Bitmap;
 
+import org.w3c.dom.Document;
+
 import java.io.File;
+import java.io.FileInputStream;
 import java.io.IOException;
 import java.nio.file.DirectoryStream;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.List;
 
-import javax.inject.Inject;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.transform.Transformer;
+import javax.xml.transform.TransformerFactory;
+import javax.xml.transform.dom.DOMSource;
+import javax.xml.transform.stream.StreamResult;
 
 import dagger.assisted.Assisted;
 import dagger.assisted.AssistedInject;
 import one.nem.lacerta.source.file.FileManager;
 
+import one.nem.lacerta.utils.LacertaLogger;
+
 public class FileManagerImpl implements FileManager {
 
     // RootDir
@@ -35,8 +44,12 @@ public class FileManagerImpl implements FileManager {
         }
     }
 
+    // Injection
+    private LacertaLogger logger;
+
     @AssistedInject
-    public FileManagerImpl(@Assisted Path rootDir) {
+    public FileManagerImpl(LacertaLogger logger, @Assisted Path rootDir) {
+        this.logger = logger;
         this.rootDir = rootDir;
         this.currentDir = rootDir;
     }
@@ -46,11 +59,27 @@ public class FileManagerImpl implements FileManager {
         return rootDir;
     }
 
+    @Override
+    public Path getCurrentDir() {
+        return currentDir;
+    }
+
     @Override
     public void changeDir(String dirName) {
         this.currentDir = rootDir.resolve(dirName);
     }
 
+    @Override
+    public void changeDir(Path path) {
+        if (path.startsWith(rootDir)) {
+            this.currentDir = path;
+        }
+        else {
+            logger.debug("changeDir", "invalid path: " + path);
+            // TODO-rca: 例外を投げる
+        }
+    }
+
     @Override
     public void backDir() {
         this.currentDir = currentDir.getParent();
@@ -76,16 +105,227 @@ public class FileManagerImpl implements FileManager {
 
     @Override
     public void createDir(String dirName) {
-        currentDir.resolve(dirName).toFile().mkdir(); // TODO-rca: エラーハンドリング
+        //ディレクトリ作成
+        logger.debug("createDir", "called");
+
+        Path path = currentDir.resolve(dirName);
+        logger.debug("createDir", "path: " + path);
+        try {
+            Files.createDirectory(path);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    @Override
+    public void createDir(Path path) {
+        logger.debug("createDir", "called");
+        try {
+            Files.createDirectory(path);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
     }
 
     @Override
     public void removeDir(String dirName) {
+        logger.debug("removeDir", "called");
         currentDir.resolve(dirName).toFile().delete(); // TODO-rca: エラーハンドリング
     }
 
+    @Override
+    public void removeDir(Path path) {
+        logger.debug("removeDir", "called");
+        path.toFile().delete(); // TODO-rca: エラーハンドリング
+    }
+
+
+    @Override
+    public File createFile(String fileName) {
+        logger.debug("createFile", "called");
+        return currentDir.resolve(fileName).toFile();
+    }
+
+    @Override
+    public void removeFile(String fileName) {
+        logger.debug("removeFile", "called");
+        currentDir.resolve(fileName).toFile().delete(); // TODO-rca: エラーハンドリング
+    }
+
+    @Override
+    public File getFile(String fileName) {
+        logger.debug("getFile", "called");
+        return currentDir.resolve(fileName).toFile();
+    }
+
+    @Override
+    public File getFile(Path path) {
+        logger.debug("getFile", "called");
+        return path.toFile();
+    }
+
+    @Override
+    public String loadText(String fileName) { // TODO-rca: 統合
+        try(FileInputStream fileInputStream = new FileInputStream(currentDir.resolve(fileName).toFile())) {
+            byte[] bytes = new byte[fileInputStream.available()];
+            fileInputStream.read(bytes); // TODO-rca: エラーハンドリング
+            return new String(bytes);
+        } catch (IOException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    @Override
+    public String loadText(Path path) {
+        try(FileInputStream fileInputStream = new FileInputStream(path.toFile())) {
+            byte[] bytes = new byte[fileInputStream.available()];
+            fileInputStream.read(bytes); // TODO-rca: エラーハンドリング
+            return new String(bytes);
+        } catch (IOException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    @Override
+    public void saveText(String text, String fileName) { // TODO-rca: リファクタリング // TODO-rca: 統合
+        if (isExist(fileName)) {
+            logger.debug("saveText", "file already exists");
+            // Overwrite
+            try {
+                Files.write(currentDir.resolve(fileName), text.getBytes());
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+        else {
+            try {
+                Files.createFile(currentDir.resolve(fileName));
+                Files.write(currentDir.resolve(fileName), text.getBytes());
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+
+    }
+
+    @Override
+    public void saveText(String text, Path path) {
+        if (isExist(path)) {
+            logger.debug("saveText", "file already exists");
+            // Overwrite
+            try {
+                Files.write(path, text.getBytes());
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+        else {
+            try {
+                Files.createFile(path);
+                Files.write(path, text.getBytes());
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
+    @Override
+    public void saveDocument(Document document, String fileName) {
+        try {
+            TransformerFactory transformerFactory = TransformerFactory.newInstance();
+            Transformer transformer = transformerFactory.newTransformer();
+            DOMSource source = new DOMSource(document);
+            File file = createFile(fileName);
+            StreamResult result = new StreamResult(file);
+            transformer.transform(source, result);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    @Override
+    public void saveDocument(Document document, Path path) {
+        // TODO-rca 実装する
+    }
+
+    @Override
+    public Document loadDocument(String fileName) {
+        try {
+            File file = getFile(fileName);
+            DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
+            DocumentBuilder builder = factory.newDocumentBuilder();
+            Document document = builder.parse(file);
+            return document;
+        } catch (Exception e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    @Override
+    public Document loadDocument(Path path) {
+        // TODO-rca 実装する
+        return null;
+    }
+
+    @Override
+    public boolean isExist(Path path) {
+        logger.debug("isExist", "called");
+        return Files.exists(path);
+    }
+
+    @Override
+    public boolean isExist(String fileName) {
+        logger.debug("isExist", "called");
+        return Files.exists(currentDir.resolve(fileName));
+    }
+
+    @Override
+    public void autoCreateDir(Path path) {
+        logger.debug("autoCreateDir", "called");
+        if (!Files.exists(path)) {
+            try {
+                Files.createDirectories(path);
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
+    @Override
+    public void autoCreateDir(String dirName) {
+        logger.debug("autoCreateDir", "called");
+        if (!Files.exists(currentDir.resolve(dirName))) {
+            try {
+                Files.createDirectories(currentDir.resolve(dirName));
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
+    @Override
+    public void autoCreateToCurrentDir() {
+        logger.debug("autoGenerateToCurrentDir", "called");
+        if (isExist(currentDir)) {
+            logger.debug("autoGenerateToCurrentDir", "currentDir already exists");
+            return;
+        }
+        else {
+            try {
+                Files.createDirectories(currentDir);
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
+
     @Override
     public void saveBitmapAtCurrent(Bitmap bitmap, String fileName) { // TODO-rca: ファイル形式を変更できるようにする？
+        logger.debug("saveBitmapAtCurrent", "called");
         try {
             File file = currentDir.resolve(fileName).toFile();
             bitmap.compress(Bitmap.CompressFormat.PNG, 100, Files.newOutputStream(file.toPath()));
@@ -104,27 +344,4 @@ public class FileManagerImpl implements FileManager {
 
     }
 
-//    @Override
-//    public void saveFileAtCurrent(File file) {
-//        try {
-//            Files.copy(file.toPath(), currentDir.resolve(file.getName()));
-//        } catch (IOException e) {
-//            e.printStackTrace();
-//        }
-//    }
-//
-//    @Override
-//    public File getFile(Path path) {
-//        // ファイルを取得する
-//        return path.toFile();
-//    }
-//
-//    @Override
-//    public void removeFile(Path path) {
-//        // ファイルを削除する
-//        if (path.toFile().exists()) {
-//            path.toFile().delete(); // Resultを返す？
-//        }
-//    }
-
 }

utils/build.gradle

@@ -37,5 +37,6 @@ dependencies {
     implementation libs.com.google.dagger.hilt.android
     annotationProcessor libs.com.google.dagger.hilt.compiler
 
-    //
+    // model
+    implementation project(':model')
 }

utils/src/main/java/one/nem/lacerta/utils/LacertaLogger.java

@@ -1,5 +1,7 @@
 package one.nem.lacerta.utils;
 
+import one.nem.lacerta.utils.model.KeyValueLog;
+
 public interface LacertaLogger {
 
     void info(String tag, String message);
@@ -9,4 +11,7 @@ public interface LacertaLogger {
     void trace(String tag, String message);
     void fatal(String tag, String message);
 
+    String buildKVMessage(KeyValueLog... logs);
+    // With name
+    String buildKVMessage(String name, KeyValueLog... logs);
 }

utils/src/main/java/one/nem/lacerta/utils/XmlMetaParser.java

@@ -0,0 +1,13 @@
+package one.nem.lacerta.utils;
+
+import org.w3c.dom.Document;
+
+import one.nem.lacerta.model.document.internal.XmlMetaModel;
+
+public interface XmlMetaParser {
+
+    XmlMetaModel deserialize(Document document);
+
+    Document serialize(XmlMetaModel meta);
+
+}

utils/src/main/java/one/nem/lacerta/utils/impl/LacertaLoggerImpl.java

@@ -5,6 +5,8 @@ import android.util.Log;
 import javax.inject.Inject;
 
 import one.nem.lacerta.utils.LacertaLogger;
+import one.nem.lacerta.utils.model.KeyValueLog;
+
 public class LacertaLoggerImpl implements LacertaLogger{
 
     @Inject
@@ -40,4 +42,30 @@ public class LacertaLoggerImpl implements LacertaLogger{
     public void fatal(String tag, String message) {
         Log.wtf(tag, message);
     }
+
+    @Override
+    public String buildKVMessage(KeyValueLog... logs) {
+        StringBuilder builder = new StringBuilder();
+        for (KeyValueLog log : logs) {
+            builder.append(log.getKey());
+            builder.append(": ");
+            builder.append(log.getValue());
+            builder.append("\n");
+        }
+        return builder.toString();
+    }
+
+    @Override
+    public String buildKVMessage(String name, KeyValueLog... logs) {
+        StringBuilder builder = new StringBuilder();
+        builder.append(name);
+        builder.append("\n");
+        for (KeyValueLog log : logs) {
+            builder.append(log.getKey());
+            builder.append(": ");
+            builder.append(log.getValue());
+            builder.append("\n");
+        }
+        return builder.toString();
+    }
 }

utils/src/main/java/one/nem/lacerta/utils/impl/XmlMetaParserImpl.java

@@ -0,0 +1,98 @@
+package one.nem.lacerta.utils.impl;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+
+import java.util.ArrayList;
+
+import javax.inject.Inject;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+
+import one.nem.lacerta.model.document.internal.XmlMetaModel;
+import one.nem.lacerta.model.document.internal.XmlMetaPageModel;
+import one.nem.lacerta.utils.XmlMetaParser;
+
+import one.nem.lacerta.utils.LacertaLogger;
+
+public class XmlMetaParserImpl implements XmlMetaParser{
+
+    @Inject
+    LacertaLogger logger;
+
+    @Inject
+    public XmlMetaParserImpl() {
+    }
+
+    @Override
+    public XmlMetaModel deserialize(Document document) {
+        logger.debug("deserialize", "called");
+        try {
+            Element rootElement = document.getDocumentElement();
+
+            XmlMetaModel meta = new XmlMetaModel();
+
+            meta.setTitle(rootElement.getElementsByTagName("title").item(0).getTextContent());
+            meta.setAuthor(rootElement.getElementsByTagName("author").item(0).getTextContent());
+            meta.setDescription(rootElement.getElementsByTagName("description").item(0).getTextContent());
+            meta.setDefaultBranch(rootElement.getElementsByTagName("defaultBranch").item(0).getTextContent());
+
+            ArrayList<XmlMetaPageModel> pages = new ArrayList<>();
+            for(int i = 0; i < rootElement.getElementsByTagName("pages").getLength(); i++) {
+                Element pageElement = (Element) rootElement.getElementsByTagName("page").item(i);
+                XmlMetaPageModel page = new XmlMetaPageModel();
+                page.setIndex(Integer.parseInt(pageElement.getElementsByTagName("index").item(0).getTextContent()));
+                page.setFilename(pageElement.getElementsByTagName("filename").item(0).getTextContent());
+                pages.add(page);
+            }
+
+            meta.setPages(pages);
+
+            return meta;
+        } catch (Exception e) {
+            logger.error("deserialize", "something wrong");
+            logger.trace("deserialize", e.getMessage());
+        }
+        return null;
+    }
+    @Override
+    public Document serialize(XmlMetaModel meta) {
+        logger.debug("serialize", "called");
+        try {
+            DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
+            DocumentBuilder builder = factory.newDocumentBuilder();
+            Document document = builder.newDocument();
+
+            Element rootElement = document.createElement("meta");
+
+            appendElement(document, rootElement, "title", meta.getTitle());
+            appendElement(document, rootElement, "author", meta.getAuthor());
+            appendElement(document, rootElement, "description", meta.getDescription());
+            appendElement(document, rootElement, "defaultBranch", meta.getDefaultBranch());
+
+            Element pagesElement = document.createElement("pages");
+            for(XmlMetaPageModel page : meta.getPages()) {
+                Element pageElement = document.createElement("page");
+                appendElement(document, pageElement, "index", String.valueOf(page.getIndex()));
+                appendElement(document, pageElement, "filename", page.getFilename());
+                pagesElement.appendChild(pageElement);
+            }
+
+            rootElement.appendChild(pagesElement);
+
+            document.appendChild(rootElement);
+
+            return document;
+        } catch (Exception e) {
+            logger.error("serialize", "something wrong");
+            logger.trace("serialize", e.getMessage());
+        }
+        return null;
+    }
+    // Internal Methods
+    private void appendElement(Document document, Element rootElement, String name, String textContent) {
+        Element element = document.createElement(name);
+        element.setTextContent(textContent);
+        rootElement.appendChild(element);
+    }
+}

utils/src/main/java/one/nem/lacerta/utils/model/KeyValueLog.java

@@ -0,0 +1,31 @@
+package one.nem.lacerta.utils.model;
+
+public class KeyValueLog {
+
+    String key;
+    String value;
+
+    public KeyValueLog(String key, String value) {
+        this.key = key;
+        this.value = value;
+    }
+
+    // Getter
+    public String getKey() {
+        return key;
+    }
+
+    public String getValue() {
+        return value;
+    }
+
+    // Setter
+    public void setKey(String key) {
+        this.key = key;
+    }
+
+    public void setValue(String value) {
+        this.value = value;
+    }
+
+}

utils/src/main/java/one/nem/lacerta/utils/module/XmlMetaParserModule.java

@@ -0,0 +1,17 @@
+package one.nem.lacerta.utils.module;
+
+
+import dagger.Binds;
+import dagger.Module;
+import dagger.hilt.InstallIn;
+import dagger.hilt.components.SingletonComponent;
+
+import one.nem.lacerta.utils.XmlMetaParser;
+import one.nem.lacerta.utils.impl.XmlMetaParserImpl;
+@Module
+@InstallIn(SingletonComponent.class)
+abstract public class XmlMetaParserModule {
+
+    @Binds
+    public abstract XmlMetaParser bindXmlMetaParser(XmlMetaParserImpl impl);
+}