Example of Jsch usage for SSH

gistfile1.java

import java.io.OutputStream;
import java.io.PrintStream;
import java.util.concurrent.TimeUnit;

import com.jcraft.jsch.*;

public class SSH {

	public static void main(String[] args) {
		System.out.println("Begin!");
		try {
			JSch jsch = new JSch();

			String user = "ec2-user";
			String host = "52.1.161.173";
			int port = 22;
			String privateKey = "HW2KeyPair.pem";

			jsch.addIdentity(privateKey);
			// System.out.println("identity added ");

			Session session = jsch.getSession(user, host, port);
			// System.out.println("session created.");

			java.util.Properties config = new java.util.Properties();
			config.put("StrictHostKeyChecking", "no");
			session.setConfig(config);

			session.connect();
			// System.out.println("session connected.....");

			Channel channel = session.openChannel("shell");
			OutputStream inputstream_of_channel = channel.getOutputStream();
			PrintStream commander = new PrintStream(inputstream_of_channel,
					true);
			channel.setOutputStream(System.out, true);
			((ChannelShell)channel).setPty(true);

			channel.connect();
			// System.out.println("shell channel connected....");

			commander.print("pwd\n");
			commander.print("whoami\n");
			commander.print("exit\n");
			commander.close();

			do {
				TimeUnit.SECONDS.sleep(1);
			} while (!channel.isEOF());
			session.disconnect();

		} catch (Exception e) {
			System.err.println(e);
		}
	}
}