/*
 * Copyright (c) 1995, 2008, Oracle and/or its affiliates. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   - Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   - Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 *   - Neither the name of Oracle or the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */ 

import java.net.*;
import java.io.*;

public class KnockKnockServerWorker implements Runnable {
    
    private Socket clientSocket = null;
    public KnockKnockServerWorker(Socket clientSocket) {
	this.clientSocket = clientSocket;
    }

    public void run() {
	try {
	    PrintWriter out = 
		new PrintWriter(clientSocket.getOutputStream(), true);
	    BufferedReader in = 
		new BufferedReader
		(new InputStreamReader(
				       clientSocket.getInputStream()));
	    String inputLine, outputLine;
	    KnockKnockProtocol kkp = new KnockKnockProtocol();
	    
	    outputLine = kkp.processInput(null);
	    out.println(outputLine);
	    
	    while ((inputLine = in.readLine()) != null) {
		outputLine = kkp.processInput(inputLine);
		out.println(outputLine);
		if (outputLine.equals("Bye."))
		    break;
	    }
	    out.close();
	    in.close();
	    clientSocket.close();
	} catch (java.io.IOException ioe) {
	    ioe.printStackTrace();
	}
    } // run
} // class