java实现本机和linux系统之间上传和下载文件

package com.cafintech.wzz; import com.jcraft.jsch.*; import java.util.Properties; /** * Created by 15600 on 2017/9/6. */ public class SshUtil { private ChannelSftp channelSftp; private ChannelExec channelExec; private Session session=null; private int timeout=60000; public SshUtil(SshConfiguration conf) throws JSchException { System.out.println("try connect to "+conf.getHost()+",username: "+conf.getUserName()+",password: "+conf.getPassword()+",port: "+conf.getPort()); JSch jSch=new JSch(); //创建JSch对象 session=jSch.getSession(conf.getUserName(), conf.getHost(), conf.getPort());//根据用户名，主机ip和端口获取一个Session对象 session.setPassword(conf.getPassword()); //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);//设置超时 session.connect();//通过Session建立连接 } public void download(String src,String dst) throws JSchException, SftpException{ //src linux服务器文件地址，dst 本地存放地址 channelSftp=(ChannelSftp) session.openChannel("sftp"); channelSftp.connect(); channelSftp.get(src, dst); channelSftp.quit(); } public void upLoad(String src,String dst) throws JSchException,SftpException{ //src 本机文件地址。 dst 远程文件地址 channelSftp=(ChannelSftp) session.openChannel("sftp"); channelSftp.connect(); channelSftp.put(src, dst); channelSftp.quit(); } public void close(){ session.disconnect(); } public static void main(String[] args){ SshConfiguration configuration=new SshConfiguration(); configuration.setHost("172.17.1.232"); configuration.setUserName("root"); configuration.setPassword("root275858"); configuration.setPort(22); try{ // SshUtil sshUtil=new SshUtil(configuration); // sshUtil.download("/home/cafintech/Logs/metaData/meta.log","D://meta.log"); // sshUtil.close(); // System.out.println("文件下载完成"); SshUtil sshUtil=new SshUtil(configuration); sshUtil.upLoad("D://meta.log","/home/cafintech/"); sshUtil.close(); System.out.println("文件上传完成"); }catch(Exception e){ e.printStackTrace(); } } }