package mil.navy.nps.logger;

import java.awt.*;
import java.net.*;
import java.io.*;
import sun.net.*;
import java.util.*;
import java.awt.event.*;

import mil.navy.nps.dis.ProtocolDataUnit;
import mil.navy.nps.dis.EntityStatePdu;
import mil.navy.nps.dis.*;
import mil.navy.nps.util.*;
import mil.navy.nps.testing.*;
import mil.navy.nps.disEnumerations.*;
                  
/**
 * Records pdus and stores them in an array.
 * @authors  Millie Ives, David Holland, DMcG
 * @version Version 3
 */

public class Record extends Thread 
{

	PduPlayer pduPlayer;    // Pointer back to main object
  BehaviorStreamBufferUDP bsbNet;
  boolean   stillRunning;


 /**
	* Constructor for Record thread
	*
	* @authors DMcG
	* @param pPlayer pointer back to main object
  * @param inAddress string format IP address to listen on
  * @param portNumber port to listen on
	*/
  	public Record(PduPlayer pPlayer,    // ptr pack to player
                  String intAddress,    // string format inet address to listen on
                  int portNumber)    //  port
    {
      int port = 0;
	
      pduPlayer = pPlayer;
      stillRunning = true;
      port = portNumber;
      
      bsbNet = new BehaviorStreamBufferUDP(intAddress, port);
	}

/**
 * Called by the thread start method.
 */

	public void run() 
  {

    Vector            pdus;
		Enumeration       enumeration;
		ProtocolDataUnit  pdu;
	  Vector            recordedPdus = pduPlayer.getPduBuffer();

    recordedPdus.clear();

    stillRunning = true;

		while (stillRunning) 
    {
      pdus = bsbNet.receivedPdus();
      recordedPdus.addAll(pdus);

      // Update the UI to reflect the new # of recorded PDUs. Do this only if
      // we actually got PDUs. (avoids annoying flicker on screen)
      if(pdus.size() > 0)
        pduPlayer.syncPduCount();

      try
      {
        Thread.sleep(500);
      }
      catch(Exception e)
      {
        System.out.println(e);
      }
    }

    System.out.println("exiting from record loop");

    bsbNet.shutdown();
    bsbNet.cleanup();
    
    // We exited out of the record loop; click the "stop" button, which
    // can cause a series of state transitions.

    pduPlayer.performStopButtonHit();

  } // end run()

  public void setStillRunning(boolean status)
  { stillRunning = status;
  }

 }