From 1ee0a1b8ea700f24e1f8fcd1f16254d737c3aa1f Mon Sep 17 00:00:00 2001
From: r-ca <nem@nem.x0.to>
Date: Mon, 8 Jan 2024 11:35:09 +0900
Subject: [PATCH] =?UTF-8?q?=E3=83=95=E3=82=A1=E3=82=A4=E3=83=AB=E5=90=8D?=
 =?UTF-8?q?=E3=81=8B=E3=82=89=E6=A4=9C=E7=B4=A2=E3=81=99=E3=82=8B=E3=83=A1?=
 =?UTF-8?q?=E3=82=BD=E3=83=83=E3=83=89=E3=82=92=E8=BF=BD=E5=8A=A0?=
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Content-Transfer-Encoding: 8bit

---
 .../nem/lacerta/source/file/FileManager.java    |  1 +
 .../source/file/impl/FileManagerImpl.java       | 17 +++++++++++++++++
 2 files changed, 18 insertions(+)

diff --git a/source/src/main/java/one/nem/lacerta/source/file/FileManager.java b/source/src/main/java/one/nem/lacerta/source/file/FileManager.java
index 24178915..9cc9e503 100644
--- a/source/src/main/java/one/nem/lacerta/source/file/FileManager.java
+++ b/source/src/main/java/one/nem/lacerta/source/file/FileManager.java
@@ -22,6 +22,7 @@ public interface FileManager {
     void removeFile(String fileName);
 
     boolean isExist(Path path);
+    boolean isExist(String fileName);
 
     void autoCreateDir(Path path);
 
diff --git a/source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java b/source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java
index 63bfc3c1..4abdc172 100644
--- a/source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java
+++ b/source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java
@@ -54,6 +54,17 @@ public class FileManagerImpl implements FileManager {
         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();
@@ -115,6 +126,12 @@ public class FileManagerImpl implements FileManager {
         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");