ftpclient使用

package com;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;

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

public class MyFtp {
 

	public static boolean uploadFile(String url,int port,String username, String password, String path, String filename, InputStream input) {
		boolean success = false;
		FTPClient ftp = new FTPClient();
		
		try {			
			int reply;
			ftp.connect(url, port);//连接FTP服务器			
			//如果采用默认端口，可以使用ftp.connect(url)的方式直接连接FTP服务器
			ftp.login(username, password);//登录
			reply = ftp.getReplyCode();

			if (!FTPReply.isPositiveCompletion(reply)) {
				ftp.disconnect();
				return success;
			}
			ftp.setFileType(FTP.BINARY_FILE_TYPE);  
			ftp.changeWorkingDirectory(path);
			ftp.storeFile(filename, input);			
			
			input.close();
			ftp.logout();
			success = true;
		} catch (IOException e) {
			e.printStackTrace();
		} finally {
			if (ftp.isConnected()) {
				try {
					ftp.disconnect();
				} catch (IOException ioe) {
				}
			}
		}
		return success;
	}
	public static void main(String[] args)
	{
		 try {  
		        FileInputStream in=new FileInputStream(new File("D:\\test\\lib\\e54654.gif"));  
		        boolean flag = uploadFile("172.16.3.79", 21, "ftpuser", "ftpuser", "/", "e54654.gif", in);  
		        System.out.println(flag);  
		    } catch (Exception e) {  
		        e.printStackTrace();  
		    }   
	}
}