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COPASI / data /CopasiCS /Java /Client /ClientSocketReader.java
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introvoyz045
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package Client;
/*
* ClientSocketReader.java
*/
import java.io.*;
import java.net.*;
import Common.*;
/**The Reader class runs as a seperate thread and informs the ClientNetwork if the
* server has sent a message. It remains blocked on a socket read for most of the time.
* It gets unblocked when it recieves a message from the server and calls the
* gotMessageFromServer(Message msg) of the ClientNetwork.
*/
public class ClientSocketReader extends Thread
{
/**The ClientNetwork whose reader this thread is.*/
protected ClientNetwork clientNetwork;
/**The constructor
* @param c The ClientNetwork whose reader this thread is.
*/
public ClientSocketReader(ClientNetwork cn)
{
clientNetwork = cn;
}
/**New reader thread, just gets blocked while reading from the socket.
* Unblocks when the server sends a message.*/
public void run()
{
try
{
showMessage("Getting Instream....");
//ObjectInputStream in = new ObjectInputStream(clientNetwork.socket.getInputStream());
DataInputStream in = new DataInputStream(clientNetwork.socket.getInputStream());
showMessage("Got Instream...." + in.toString());
while (true)
{
Message msg = new Message();
try
{
//msg = (Message) in.readObject();
msg.readDataObject(in);
}
catch (IOException e)
{
showMessage("Inside Reader while: An input or output exception occured while reading from socket");
e.printStackTrace();
}
catch(java.lang.ClassNotFoundException cnfe)
{
showMessage("A ClassNotFoundException occured. Details...");
cnfe.printStackTrace();
}
this.clientNetwork.gotMessageFromServer(msg);
}
}
catch (IOException e)
{
showMessage("An input or output exception occured while reading from socket");
e.printStackTrace();
}
}
/**A small function to display messages.
* @param msg The message string to show.
*/
private void showMessage(String msg)
{
System.err.println("ClientSocketReader: " + msg);
}
}