java如何使用sftp上传和下载文件-蒲公英云

java如何使用sftp上传和下载文件

maven配置

<dependency>
    <groupId>com.jcraft</groupId>
     <artifactId>jsch</artifactId>
     <version>0.1.55</version>
 </dependency>

Download File

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;
import com.jcraft.jsch.SftpException;
/** * * @author javagists.com * */
public class DownloadFileSFTP { 
    public static void main(String[] args) throws Exception { 
 JSch jsch = new JSch();
        Session session = null;
        try { 
           session = jsch.getSession("admin", "127.0.0.1", 22);
            session.setConfig("StrictHostKeyChecking", "no");
            session.setPassword("pass");
            session.connect();
            Channel channel = session.openChannel("sftp");
            channel.connect();
            ChannelSftp sftpChannel = (ChannelSftp) channel;
            sftpChannel.get("/tmpremote/testDownload.txt", "/tmplocal/testDownload.txt");  
            sftpChannel.exit();
            session.disconnect();
        } catch (JSchException e) { 
            e.printStackTrace();  
        } catch (SftpException e) { 
            e.printStackTrace();
        }
   }
}

Upload File

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;
import com.jcraft.jsch.SftpException;
/** * * @author javagists.com * */
public class UploadFileSFTP { 
 public static void main(String[] args) throws Exception { 
  JSch jsch = new JSch();
        Session session = null;
        try { 
            session = jsch.getSession("admin", "127.0.0.1", 22);
            session.setConfig("StrictHostKeyChecking", "no");
            session.setPassword("pass");
            session.connect();
            Channel channel = session.openChannel("sftp");
            channel.connect();
            ChannelSftp sftpChannel = (ChannelSftp) channel;
            sftpChannel.put("/tmplocal/testUpload.txt", "/tmpremote/testUpload.txt");  
            sftpChannel.exit();
            session.disconnect();
        } catch (JSchException e) { 
            e.printStackTrace();  
        } catch (SftpException e) { 
            e.printStackTrace();
        }
 }
}