[轉]JAVA實現SFTP執行個體

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http://www.cnblogs.com/chen1987lei/archive/2010/11/26/1888384.html

 

最近寫的一個JAVA實現SFTP的執行個體：

/*
* Created on 2009-9-14
* Copyright 2009 by www.xfok.net. All Rights Reserved
*
*/

package net.xfok.ftp;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.Properties;
import java.util.Vector;

import com.jcraft.jsch.Channel;
import com.jcraft.jsch.ChannelSftp;
import com.jcraft.jsch.JSch;
import com.jcraft.jsch.Session;
import com.jcraft.jsch.SftpException;

/**
* @author YangHua
* 轉載請註明出處：http://www.xfok.net/2009/10/124485.html
*/
public class MySFTP {

/**
* 串連sftp伺服器
* @param host 主機
* @param port 連接埠
* @param username 使用者名稱
* @param password 密碼
* @return
*/
public ChannelSftp connect(String host, int port, String username,
String password) {
ChannelSftp sftp = null;
try {
JSch jsch = new JSch();
jsch.getSession(username, host, port);
Session sshSession = jsch.getSession(username, host, port);
System.out.println("Session created.");
sshSession.setPassword(password);
Properties sshConfig = new Properties();
sshConfig.put("StrictHostKeyChecking", "no");
sshSession.setConfig(sshConfig);
sshSession.connect();
System.out.println("Session connected.");
System.out.println("Opening Channel.");
Channel channel = sshSession.openChannel("sftp");
channel.connect();
sftp = (ChannelSftp) channel;
System.out.println("Connected to " + host + ".");
} catch (Exception e) {

}
return sftp;
}

/**
* 上傳檔案
* @param directory 上傳的目錄
* @param uploadFile 要上傳的檔案
* @param sftp
*/
public void upload(String directory, String uploadFile, ChannelSftp sftp) {
try {
sftp.cd(directory);
File file=new File(uploadFile);
sftp.put(new FileInputStream(file), file.getName());
} catch (Exception e) {
e.printStackTrace();
}
}

/**
* 下載檔案
* @param directory 下載目錄
* @param downloadFile 下載的檔案
* @param saveFile 存在本地的路徑
* @param sftp
*/
public void download(String directory, String downloadFile,String saveFile, ChannelSftp sftp) {
try {
sftp.cd(directory);
File file=new File(saveFile);
sftp.get(downloadFile, new FileOutputStream(file));
} catch (Exception e) {
e.printStackTrace();
}
}

/**
* 刪除檔案
* @param directory 要刪除檔案所在目錄
* @param deleteFile 要刪除的檔案
* @param sftp
*/
public void delete(String directory, String deleteFile, ChannelSftp sftp) {
try {
sftp.cd(directory);
sftp.rm(deleteFile);
} catch (Exception e) {
e.printStackTrace();
}
}

/**
* 列出目錄下的檔案
* @param directory 要列出的目錄
* @param sftp
* @return
* @throws SftpException
*/
public Vector listFiles(String directory, ChannelSftp sftp) throws SftpException{
return sftp.ls(directory);
}

public static void main(String[] args) {
MySFTP sf = new MySFTP();
String host = "192.168.0.1";
int port = 22;
String username = "root";
String password = "root";
String directory = "/home/httpd/test/";
String uploadFile = "D:\\tmp\\upload.txt";
String downloadFile = "upload.txt";
String saveFile = "D:\\tmp\\download.txt";
String deleteFile = "delete.txt";
ChannelSftp sftp=sf.connect(host, port, username, password);
sf.upload(directory, uploadFile, sftp);
sf.download(directory, downloadFile, saveFile, sftp);
sf.delete(directory, deleteFile, sftp);
try{
sftp.cd(directory);
sftp.mkdir("ss");
System.out.println("finished");
}catch(Exception e){
e.printStackTrace();
}
}
}

 

[轉]JAVA實現SFTP執行個體