sftp传输

sftp工具类

package com.eastcom.jksupport.task.utils;

import java.util.Map;

import java.util.Properties;

import org.apache.log4j.Logger;

import com.jcraft.jsch.Channel;

import com.jcraft.jsch.ChannelSftp;

import com.jcraft.jsch.JSch;

import com.jcraft.jsch.JSchException;

import com.jcraft.jsch.Session;

public class SftpUtil {

static Session session = null;

static Channel channel = null;

final static Logger logger = Logger.getLogger(SftpUtil.class.getName());

public static ChannelSftp getChannelSftp(Map<String, String> sftpDetails,

int timeout) throws JSchException {

String ftpHost = sftpDetails.get("host");

String port = sftpDetails.get("port");

String ftpUserName = sftpDetails.get("userName");

String ftpPassword = sftpDetails.get("passWord");

int ftpPort = 22;//端口默认是22

if (port != null && !port.equals("")) {

ftpPort = Integer.valueOf(port);

}

JSch jsch = new JSch(); // 创建JSch对象

session = jsch.getSession(ftpUserName, ftpHost, ftpPort); // 根据用户名，主机ip，端口获取一个Session对象

if (ftpPassword != null) {

session.setPassword(ftpPassword); // 设置密码

}

Properties config = new Properties();

config.put("StrictHostKeyChecking", "no");

session.setConfig(config); // 为Session对象设置properties

session.setTimeout(timeout); // 设置timeout时间

session.connect(); // 通过Session建立链接

channel = session.openChannel("sftp"); // 打开SFTP通道

channel.connect(); // 建立SFTP通道的连接

logger.info("Connected successfully to ftpHost = " + ftpHost

+ ",as ftpUserName = " + ftpUserName + ", returning: "

+ channel);

return (ChannelSftp) channel;

}

public static void closeChannel() throws Exception {

if (channel != null) {

channel.disconnect();

}

if (session != null) {

session.disconnect();

}

}

}

-----------------使用Demo

    /**
     * @param args
     * @throws Exception
     */
    public void sftpComplaintAndMalfunctionOrderData (String path, String fileName) throws Exception{
        Map<String, String> sftpDetails = new HashMap<String, String>();
        //设置主机ip，端口，用户名，密码
        sftpDetails.put("host", ftpIp);
        sftpDetails.put("port", String.valueOf(ftpPort));
        sftpDetails.put("userName", ftpUser);
        sftpDetails.put("passWord", ftpPwd);
        
        File file = new File(path + fileName);//本地文件
        
        String dst = ftpDir+fileName; // 目标文件名
              
        ChannelSftp chSftp = SftpUtil.getChannelSftp(sftpDetails, 60000);
        
        chSftp.put(new FileInputStream(file), dst, ChannelSftp.OVERWRITE);
        
        chSftp.quit();
        
        SftpUtil.closeChannel();
    }