代码:
package com.changbei.intf.util; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; 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.JSchException; import com.jcraft.jsch.Session; import com.jcraft.jsch.SftpException; public class SFTP { /** * @param args */ public static void main(String[] args) { SFTP ftp = new SFTP(); String host = "192.168.0.211"; int port = 22; String username = "root"; String password = "root"; String directory = "/opt/tomcat/"; String uploadFile = "D:/test.txt"; // String downloadFile = "ipconfig.txt"; // String saveFile = "D:/ipconfig.txt"; // String deleteFile = "ipconfig.txt"; ChannelSftp sftp = ftp.connect(host, port, username, password); try { ftp.upload(directory, uploadFile, sftp); // ftp.download(directory, downloadFile, saveFile, sftp); // ftp.delete(directory, deleteFile, sftp); // sftp.cd(directory); // sftp.mkdir("createFolder"); } catch (Exception e) { e.printStackTrace(); }finally{ try { //如果没有sesstion的disconnect,程序不会退出 sftp.getSession().disconnect(); } catch (JSchException e) { e.printStackTrace(); } sftp.disconnect(); sftp.exit(); } } /** * @AddBy: Ares * @Description: TODO(connect the host) * @param host * @param port * @param username * @param password * @return */ public ChannelSftp connect(String host, int port, String username, String password) { ChannelSftp csftp = null; JSch jsch = new JSch(); try { Session sshSession = jsch.getSession(username, host, port); System.out.println("jsch session created, user="+username); sshSession.setPassword(password); Properties sshConfig = new Properties(); sshConfig.put("StrictHostKeyChecking", "no"); sshSession.setConfig(sshConfig); sshSession.connect(); System.out.println("session is connected."); Channel channel = sshSession.openChannel("sftp"); channel.connect(); csftp = (ChannelSftp)channel; System.out.println("connected to host:"+ host); } catch (JSchException e) { e.printStackTrace(); } return csftp; } /** * @AddBy: Ares * @Description: TODO(upload file to host) * @param directory * @param uploadFile * @param sftp * @return */ public boolean upload(String directory, String uploadFile, ChannelSftp sftp){ File file = new File(uploadFile); try { sftp.cd(directory); sftp.put(new FileInputStream(file), file.getName()); System.out.println("upload file success, file:"+uploadFile); } catch (Exception e) { System.err.println("upload file failed, file:"+uploadFile); e.printStackTrace(); return false; } return true; } /** * @AddBy: Ares * @Description: TODO(download file from host) * @param directory * @param downloadFile * @param saveFile * @param sftp * @return */ public boolean download(String directory, String downloadFile, String saveFile, ChannelSftp sftp){ File file = new File(saveFile); try { sftp.cd(directory); sftp.get(downloadFile, new FileOutputStream(file)); System.out.println("download file success, file:"+downloadFile); } catch (FileNotFoundException e) { e.printStackTrace(); return false; } catch (SftpException e) { System.err.println("download file failed, file:"+downloadFile); e.printStackTrace(); return false; } return true; } /** * @AddBy: Ares * @Description: TODO(delete file of host) * @param directory * @param deleteFile * @param sftp * @return */ public boolean delete(String directory, String deleteFile, ChannelSftp sftp){ try { sftp.cd(directory); sftp.rm(deleteFile); System.out.println("delete file success, file:"+deleteFile); } catch (SftpException e) { System.err.println("delete file failed, file:"+deleteFile); e.printStackTrace(); return false; } return true; } /** * @AddBy: Ares * @Description: TODO(get file list from directory of host) * @param directory * @param sftp * @return */ public Vector<?> listFiles(String directory, ChannelSftp sftp){ try { return sftp.ls(directory); } catch (SftpException e) { System.err.println("list directory failed, directory:"+directory); e.printStackTrace(); } return null; } }
jar包maven下载地址:
<!-- https://mvnrepository.com/artifact/com.jcraft/jsch --> <dependency> <groupId>com.jcraft</groupId> <artifactId>jsch</artifactId> <version>0.1.53</version> </dependency>
时间: 2024-10-10 00:47:54