Java FTP增强工具

package zzvcom.cms.ccm.ftp; 

import com.enterprisedt.net.ftp.FTPException; 

import com.enterprisedt.net.ftp.FTPFile; 

import com.enterprisedt.net.ftp.FileTransferClient; 

import com.enterprisedt.net.ftp.WriteMode; 

import org.apache.commons.logging.Log; 

import org.apache.commons.logging.LogFactory; 

import zzvcom.cms.ccm.commons.StringTookit; 

import java.io.File; 

import java.io.IOException; 

import java.text.ParseException; 

/** 

* FTP增强工具 

* 

* @author leizhimin 2008-12-13 16:13:01 

*/ 

public class UltraFTPClient extends FileTransferClient { 

        private static Log log = LogFactory.getLog(UltraFTPClient.class); 

        public UltraFTPClient() { 

        } 

        /** 

         * 下载文件（夹）,在本地保持FTP上的目录结构 

         * 

         * @param localFolderPath 本地存放文件夹 

         * @param remotePath            远程文件（夹）路径 

         * @param remoteSubPath     远程文件存放相对根目录 

         * @throws FTPException 

         * @throws IOException 

         */ 

        public void ftpDownload(final String localFolderPath, final String remotePath, String remoteSubPath) throws FTPException, IOException, ParseException { 

                if (isDir(remoteSubPath)) { 

                        String localPath = localFolderPath + StringTookit.getRelativeRootPath(remoteSubPath, StringTookit.getParentPath(remotePath)); 

                        if (!new File(localPath).exists()) 

                                new File(localPath).mkdirs(); 

                        String[] x = directoryNameList(remoteSubPath, false); 

                        for (String fname : x) { 

                                String rmFilePath =StringTookit.formatPath(remoteSubPath + "/" + fname); 

                                if (isDir(rmFilePath)) { 

                                        ftpDownload(localFolderPath, remotePath, rmFilePath); 

                                } else { 

                                        String _localPath = localFolderPath + "/" + 

                                                        StringTookit.getRelativeRootPath(rmFilePath, StringTookit.getParentPath(remotePath)); 

//                                        downloadFile(_localPath, rmFilePath, WriteMode.OVERWRITE); 

                                        downloadFile(_localPath, rmFilePath); 

                                } 

                        } 

                } else if (isFile(remotePath)) { 

                        String localPath = localFolderPath + StringTookit.getRelativeRootPath(remoteSubPath, remotePath); 

//                        downloadFile(localPath, remoteSubPath, WriteMode.OVERWRITE); 

                        downloadFile(localPath, remoteSubPath); 

                } else { 

                        log.error("所下载的文件或文件夹不存在，请检查！"); 

                } 

                log.info("FTP下载从服务器上的" + remoteSubPath + "下载到本地" + localFolderPath + "结束！"); 

         * 上传文件（夹）,在FTP上保持本地的目录结构 

         * @param localFile         本地文件 

         * @param localFilePath 本地文件的路径 

         * @param remoteSubPath 远程文件存放相对根目录 

        public void ftpUpload(File localFile, final String localFilePath, final String remoteSubPath) throws IOException, FTPException { 

                if (localFile.isDirectory()) { 

                        for (File file : localFile.listFiles()) { 

                                if (file.isDirectory()) { 

                                        String remotePath = StringTookit.formatPath(remoteSubPath) + StringTookit.getRelativeRootPath(file.getPath(), StringTookit.getParentPath(localFilePath)); 

                                        log.info(remotePath); 

                                        if (!isExist(remotePath)) createDirectory(remotePath); 

                                        ftpUpload(file, localFilePath, remoteSubPath); 

                                        String remotePath = StringTookit.formatPath(remoteSubPath) + 

                                                        StringTookit.getRelativeRootPath(file.getPath(), StringTookit.getParentPath(localFilePath)); 

                                        uploadFile(file.getPath(), remotePath, WriteMode.APPEND); 

                } else if (localFile.isFile()) { 

                        String remotePath = StringTookit.formatPath(remoteSubPath) + 

                                        StringTookit.getRelativeRootPath(localFile.getPath(), StringTookit.getParentPath(localFilePath)); 

                        if (!isExist(StringTookit.getParentPath(remotePath))) 

                                createDirectory(StringTookit.getParentPath(remotePath)); 

                        System.out.println(remotePath); 

                        uploadFile(localFile.getPath(), remotePath, WriteMode.APPEND); 

                log.info("FTP上传" + localFile.getPath() + "到" + remoteSubPath + "目录下结束！"); 

         * @param remotePath 远程文件（夹）路径 

         * @return 远程的文件（夹）资源是否存在 

        public boolean isExist(String remotePath) { 

                boolean flag = true; 

                try { 

                        directoryList(remotePath); 

                } catch (Exception e) { 

                        flag = false; 

                return flag; 

         * @return 当远程资源存在且为文件时返回ture，否则返回false 

        public boolean isFile(String remotePath) { 

                        int size = directoryList(remotePath).length; 

                        if (size >= 0) { 

                                if (exists(remotePath)) { 

                                        return true; 

                return false; 

         * @return 当远程资源存在且为文件夹时返回ture，否则返回false 

        public boolean isDir(String remotePath) { 

                                        return false; 

} 

2008-12-17 2:42:36 zzvcom.cms.ccm.ftp.FtpServerConfigration buildFtpClient

信息: connection ftp success!

2008-12-17 2:42:36 zzvcom.cms.ccm.ftp.UltraFTPClient ftpDownload

信息: FTP涓嬭浇浠庢湇鍔″櫒涓婄殑/ddd/a涓嬭浇鍒版湰鍦?c:/qqq缁撴潫锛?

信息: FTP涓嬭浇浠庢湇鍔″櫒涓婄殑/ddd/b涓嬭浇鍒版湰鍦?c:/qqq缁撴潫锛?

信息: FTP涓嬭浇浠庢湇鍔″櫒涓婄殑/ddd涓嬭浇鍒版湰鍦?c:/qqq缁撴潫锛?

Process finished with exit code 0

本文转自 leizhimin 51CTO博客，原文链接：http://blog.51cto.com/lavasoft/120222，如需转载请自行联系原作者