Manual

/*
Source code follows: adapted from Exec.java found in jsch examples
By vaidya.anand at gmail.com

anand@aries5672:~/workspace/samplejsch$ cat samplejsch.java
*/ 
import com.jcraft.jsch.*;
import java.io.*;

public class samplejsch {

  public static void main(String[] args) {

    try{
      JSch jsch=new JSch();

      String host=System.getProperty("user.name") + "@localhost";
      if(args.length>0){
        host=args[0];
      }
      String user=host.substring(0, host.indexOf('@'));

      host=host.substring(host.indexOf('@')+1);
      Session session=jsch.getSession(user, host, 22);

      jsch.setKnownHosts("/home/anand/.ssh/known_hosts");
      jsch.addIdentity("/home/anand/.ssh/id_rsa");

      // If two machines have SSH passwordless logins setup, the following line is not needed:
      session.setPassword("YOURPASSWORD");
      session.connect();

      String command="ps -ef;date;hostname";
      // command=args[1];

      Channel channel=session.openChannel("exec");
      ((ChannelExec)channel).setCommand(command);

      //channel.setInputStream(System.in);
      channel.setInputStream(null);

      ((ChannelExec)channel).setErrStream(System.err);

      InputStream in=channel.getInputStream();

      channel.connect();
      byte[] tmp=new byte[1024];
      while(true){
        while(in.available()>0){
          int i=in.read(tmp, 0, 1024);
          if(i<0)break;
          System.out.print(new String(tmp, 0, i));
        }
        if(channel.isClosed()){
          System.out.println("exit-status: "+channel.getExitStatus());
          break;
        }
        try{Thread.sleep(1000);}catch(Exception ee) {ee.printStackTrace();}
      }
      channel.disconnect();
      session.disconnect();
    }
    catch(Exception e){
      System.out.println(e);
    }
  }       //end main
}       //end class

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Last-modified: 2008-03-12 (Wed) 05:13:00 (3394d)