FTP删除、重命名成功

src/main/java/com/fjy/spring/untils/FtpOperationUtil.java

@@ -149,7 +149,7 @@ public class FtpOperationUtil {
 
             //按顺序检查目录是否存在，不存在则创建目录
             for (int i = 1; dirs != null && i < dirs.length; i++) {
-                dirs[i]= new String(dirs[i].getBytes("UTF-8"), "iso-8859-1");
+                dirs[i] = new String(dirs[i].getBytes("UTF-8"), "iso-8859-1");
                 if (!ftpClient.changeWorkingDirectory(dirs[i])) {
                     if (ftpClient.makeDirectory(dirs[i])) {
                         if (!ftpClient.changeWorkingDirectory(dirs[i])) {
@@ -254,6 +254,36 @@ public class FtpOperationUtil {
         }
     }
 
+    /**
+     * 查看指定路径下是否存在该文件
+     *
+     * @param path
+     * @param fileName
+     * @return
+     */
+    public boolean isExistsFile(String path, String fileName) throws IOException {
+        boolean flagChange = false;
+        if (path != null && path.length() != 0) {
+            String[] dirs = path.split("/");
+            ftpClient.changeWorkingDirectory("/");
+
+            for (int i = 1; dirs != null && i < dirs.length; i++) {
+                dirs[i] = new String(dirs[i].getBytes("UTF-8"), "iso-8859-1");
+                flagChange = ftpClient.changeWorkingDirectory(dirs[i]);
+            }
+        }
+        // 该语句必须位于创建目录之后
+        System.out.println("【目录切换】" + path + flagChange);
+        try {
+            fileName = new String(fileName.getBytes("UTF-8"), "iso-8859-1");
+            FTPFile[] file = ftpClient.listFiles(fileName);
+            return file.length > 0 ? true : false;
+        } catch (IOException e) {
+            e.printStackTrace();
+            return false;
+        }
+    }
+
     /**
      * 得到文件列表,listFiles返回包含目录和文件，它返回的是一个FTPFile数组
      * listNames()：只包含目录的字符串数组
@@ -308,6 +338,13 @@ public class FtpOperationUtil {
         return ftpClient.deleteFile(pathName);
     }
 
+    public boolean renameFile(String oldFileName, String newFileName) throws IOException {
+        oldFileName = new String(oldFileName.getBytes("UTF-8"), "iso-8859-1");
+        newFileName = new String(newFileName.getBytes("UTF-8"), "iso-8859-1");
+
+        return ftpClient.rename(oldFileName, newFileName);
+    }
+
     /**
      * 上传文件到ftp服务器
      * 在进行上传和下载文件的时候，设置文件的类型最好是：