@Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        tv = (TextView) findViewById(R.id.textView);
        et = (EditText) findViewById(R.id.editText);
        btn = (Button) findViewById(R.id.button);
        sshTask = new aSyncTask();
        sshTask.execute();
        h = new Handler(){
            public void handleMessage(Message msg){
                inputThread();
            }
        };
        btn.setOnClickListener(this);
    }




protected static void ssh(){
    jsch = new JSch();
    try{
    session = jsch.getSession(username,localhost,sshPort);
    session.setPassword(password);
    session.setConfig("StrictHostKeyChecking","no");
    session.connect();
    Log.d(log, "Session connected" + session.isConnected());
    channel = session.openChannel("shell"); //may be "exec"
    channel.setInputStream(System.in);
    channel.setOutputStream(System.out);
    channel.connect();
    Log.d(log,"Channel connected" + channel.isConnected());
    }
    catch(Exception e){Log.e(log,"ssh : "+e.getMessage());}

}


protected void inputThread(){
    String text = tv.getText().toString();
    if (text == "Text should be here"){text = "";}
    byte[] text2 = new byte[0];
    try{
    System.out.write(text2);}
    catch(IOException e){Log.e(log,e.getMessage());}
    text = text + "" + text2.toString() + "/n";
    //text+=System.out;
    tv.setText(text);

    //Log.d(log,"In Stream : ");
     }



private void outputThread(){
String command = et.getText().toString();
    Log.d(log,command);
    try{
    System.in.read(command.getBytes());}
    catch(IOException e){Log.e(log,"outputThread"+e.getMessage());}


}


    @Override
    public void onClick(View v) {
    outputThread();
    Log.d(log,"Button pressed");
    }