package runtime.daemon;

/*

 The MIT License



 Copyright (c) 2013 - 2013

 1. High Performance Computing Group, 

 School of Electrical Engineering and Computer Science (SEECS), 

 National University of Sciences and Technology (NUST)

 2. Khurram Shahzad, Mohsan Jameel, Aamir Shafi, Bryan Carpenter (2013 - 2013)





 Permission is hereby granted, free of charge, to any person obtaining

 a copy of this software and associated documentation files (the

 "Software"), to deal in the Software without restriction, including

 without limitation the rights to use, copy, modify, merge, publish,

 distribute, sublicense, and/or sell copies of the Software, and to

 permit persons to whom the Software is furnished to do so, subject to

 the following conditions:



 The above copyright notice and this permission notice shall be included

 in all copies or substantial portions of the Software.



 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN

 NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,

 DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR

 OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR

 THE USE OR OTHER DEALINGS IN THE SOFTWARE.

 */

/*

 * File         : OutputHandler.java 

 * Author       : Khurram Shahzad, Mohsan Jameel, Aamir Shafi, Bryan Carpenter

 * Created      : Oct 27, 2013

 * Revision     : $

 * Updated      : Nov 05, 2013 

 */

import java.io.BufferedReader;

import java.io.DataOutputStream;

import java.io.InputStream;

import java.io.InputStreamReader;

import java.io.OutputStream;

import java.net.Socket;



class OutputHandler extends Thread {



  Process p = null;

  Socket sock = null;



  public OutputHandler(Process p, Socket cSock) {

    this.p = p;

    sock = cSock;

  }



  public void run() {



    InputStream outp = p.getInputStream();

    String line = "";

    BufferedReader reader = new BufferedReader(new InputStreamReader(outp));



    if (MPJDaemon.DEBUG && MPJDaemon.logger.isDebugEnabled()) {

      MPJDaemon.logger.debug("outputting ...");

    }



    try {

      do {

	if (!line.equals("")) {

	  line.trim();



	  synchronized (this) {

	    line += "\n";

	    OutputStream outToServer = sock.getOutputStream();

	    DataOutputStream out = new DataOutputStream(outToServer);

	    out.write(line.getBytes(), 0, line.getBytes().length);

	    out.flush();

	  }

	}

      } while ((line = reader.readLine()) != null);

      // && !kill_signal);

    }

    catch (Exception e) {

      if (MPJDaemon.DEBUG && MPJDaemon.logger.isDebugEnabled()) {

	MPJDaemon.logger.debug("outputHandler =>" + e.getMessage());

      }

     e.printStackTrace();

    }

  } // end run.

}
