Java Program For Uploading File To SFTP Server using JSch SFTP Put

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Uploading the file to SFTP server is not easy using Java.net API or Apache‘s Commons.net API. Many of you have faced lots of problems using these API. To upload the file SFTP server you have use the JSCH SFTP API, you can download the API from here. In my previous post i have shown how to download the file from SFTP server. You can read this post here.

Below is the java program for the uploading the file from SFTP server using JSch SFTP Put  –

/**
* Created on July 1, 2010 Copyright(c) https://kodehelp.com All Rights Reserved.
*/
package com.kodehelp.sftp;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStream;

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

/**
 * @author https://kodehelp.com
 *
 */
public class SFTPinJava {

    /**
     * @param args
     */
    public static void main(String[] args) {
        String SFTPHOST = "10.20.30.40";
        int SFTPPORT = 22;
        String SFTPUSER = "username";
        String SFTPPASS = "password";
        String SFTPWORKINGDIR = "/export/home/kodehelp/";

        Session session = null;
        Channel channel = null;
        ChannelSftp channelSftp = null;

        try {
            JSch jsch = new JSch();
            session = jsch.getSession(SFTPUSER, SFTPHOST, SFTPPORT);
            session.setPassword(SFTPPASS);
            java.util.Properties config = new java.util.Properties();
            config.put("StrictHostKeyChecking", "no");
            session.setConfig(config);
            session.connect();
            channel = session.openChannel("sftp");
            channel.connect();
            channelSftp = (ChannelSftp) channel;
            channelSftp.cd(SFTPWORKINGDIR);
            File f = new File(FILETOTRANSFER);
            channelSftp.put(new FileInputStream(f), f.getName());
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }

}