/** 
 *	@author Kristof Friedrichsen
 *      @author Ryan Mann
 *      @author Bob Free
 *      @author Pat O'Neill
 *	@version December 15, 2006
**/
package chutesladder;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.net.Socket;
import java.util.Vector;

public class ChatHandler extends Thread {
  static Vector<ChatHandler> handlers = new Vector<ChatHandler>( 10 );
  private Socket socket;
  private BufferedReader in;
  private PrintWriter out;

    public ChatHandler(Socket socket) throws IOException {
        this.socket = socket;
	System.out.println( "ChatHandler.java - line 19" );
	in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
	System.out.println( "ChatHandler.java - line 21" );
	out = new PrintWriter(new OutputStreamWriter(socket.getOutputStream()));
    }
    public void run() {
        String line;
	System.out.println( "ChatHandler.java - line 26" );
	synchronized(handlers) {
	    handlers.addElement(this);
	    System.out.println ("ChatHandler.java -29- this.toString () ==> " + this.toString ());

 // add() not found in Vector class
	}
	try {
	    System.out.println( "ChatHandler.java - line 34" );
	    while(!(line = in.readLine()).equalsIgnoreCase("/quit")) {
		System.out.println( "ChatHandler.java - line 36" );
		for(int i = 0; i < handlers.size(); i++) {	
		System.out.println( "ChatHandler.java - line 38" );	
		    synchronized(handlers) {
		            ChatHandler handler = handlers.elementAt(i);
		        System.out.println( "ChatHandler.java - line 41 - " + handler.toString () );
			handler.out.println (line);
			System.out.println( "ChatHandler.java - line 43 - flushing" );
			handler.out.flush();
			}
		}
	    }
	} catch(IOException ioe) {
	    ioe.printStackTrace();
	} finally {
	    try {
		System.out.println( "ChatHandler.java - line 52 - closing in" );
		in.close();
		System.out.println( "ChatHandler.java - line 54 - closing out" );
		out.close();
		System.out.println( "ChatHandler.java - ine 56 - closing socket" );
		socket.close();
	    } catch(IOException ioe) {
	    } finally {
		synchronized(handlers) {
		    System.out.println( "ChatHandler.java - line 61 - removing handlers element(this)" );
		    handlers.removeElement(this);
		}
	    }
	}
    }
}