Apache common FTP

		

	  import java.io.File;

	    import java.io.FileOutputStream;

	    import java.io.IOException;

	    import java.io.InputStream;

	    import java.io.OutputStream;

	    import java.io.RandomAccessFile;

	    import java.net.SocketException;

	    import java.util.ArrayList;

	    import java.util.List;

	    import org.apache.commons.logging.Log;

	    import org.apache.commons.logging.LogFactory;

	    import org.apache.commons.net.ftp.FTP;

	    import org.apache.commons.net.ftp.FTPClient;

	    import org.apache.commons.net.ftp.FTPFile;

	    import org.apache.commons.net.ftp.FTPReply;

	    

	    /**

	     * FTP工具类

	     * @author WangXianfeng 1:16:50 PM Jul 16, 2011

	    

	     */

	    

	    public class FtpUtil {

	           private FTPClient ftpClient;

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

	           /**

	    

	            * 根路径为"/",如果需要链接服务器之后跳转到路径，则在path中定义

	    

	            * @param ftpConfig

	    

	            * @throws SocketException

	    

	            * @throws IOException

	    

	            */

	    

	           public boolean connectServer(FtpConfig ftpConfig) throws SocketException,

	                         IOException {

	                  String server = ftpConfig.getServer();

	                  int port = ftpConfig.getPort();

	                  String user = ftpConfig.getUsername();

	                  String password = ftpConfig.getPassword();

	                  String path = ftpConfig.getPath();

	                  return connectServer(server, port, user, password, path);

	           }

	    

	           /**

	    

	            * 连接ftp服务器

	    

	            * @param server 服务器ip

	    

	            * @param port 端口，通常为21

	    

	            * @param user 用户名

	    

	            * @param password 密码

	    

	            * @param path 进入服务器之后的默认路径

	    

	            * @return 连接成功返回true，否则返回false

	    

	            * @throws SocketException

	    

	            * @throws IOException

	    

	            */

	    

	           public boolean connectServer(String server, int port, String user,

	                         String password, String path) throws SocketException, IOException {

	                  ftpClient = new FTPClient();

	                  ftpClient.connect(server, port);

	                  ftpClient.setControlEncoding("GBK");

	                  log.info("Connected to " + server + ".");

	                  log.info("FTP server reply code:" + ftpClient.getReplyCode());

	                  if (FTPReply.isPositiveCompletion(ftpClient.getReplyCode())) {

	                         if (ftpClient.login(user, password)) {

	                                // Path is the sub-path of the FTP path

	                                if (path.length() != 0) {

	                                       ftpClient.changeWorkingDirectory(path);

	                                }

	                                return true;

	    

	                         }

	    

	 

补充：软件开发 , Java ,

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