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package org.asyrinx.brownie.net.socket;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.net.ServerSocket;
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import java.net.Socket;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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public class SocketServer implements Runnable {
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public static final String DEFAULT_TERMINATE_MESSAGE = "<<terminate>>";
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public SocketServer(SocketServerListener listener, int port) {
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this(listener, port, DEFAULT_TERMINATE_MESSAGE);
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}
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public SocketServer(SocketServerListener listener, int port,
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String terminateMessage) {
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super();
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this.port = port;
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this.listener = listener;
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this.terminateMessage = terminateMessage;
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}
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private final int port;
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private final String terminateMessage;
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private final SocketServerListener listener;
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private final Log log = LogFactory.getLog(this.getClass());
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private boolean runnging = false;
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private ServerSocket serverSocket = null;
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protected void connect() throws IOException {
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if (isConnected())
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return;
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this.serverSocket = new ServerSocket(port);
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log.info("socket connected port " + port);
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}
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protected void disconnect() throws IOException {
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if (!isConnected())
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return;
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log.info("socket disconnected");
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this.serverSocket.close();
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this.serverSocket = null;
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}
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public void stop() {
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runnging = false;
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}
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protected void sendTerminateMessage() {
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final SocketClient client = new SocketClient("localhost", this.port);
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try {
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client.execute(this.terminateMessage);
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} catch (IOException e) {
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log.error("failed to stop socket.");
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}
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}
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public boolean isConnected() {
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return this.serverSocket != null;
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}
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private IOException occurred = null;
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public IOException getOccurred() {
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return occurred;
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}
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public void executeAsThread() {
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final Thread thread = new Thread(this);
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thread.run();
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}
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public void run() {
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try {
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connect();
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runnging = true;
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try {
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while (runnging) {
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receive();
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}
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} finally {
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disconnect();
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}
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} catch (IOException e) {
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occurred = e;
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if (isConnected()) {
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try {
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disconnect();
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} catch (IOException e1) {
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}
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}
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}
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}
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protected void receive() throws IOException {
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log.info("socket waiting....");
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final Socket socket = serverSocket.accept();
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log.info("socket accepted");
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try {
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final BufferedReader in = new BufferedReader(new InputStreamReader(
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socket.getInputStream()));
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try {
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String line;
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while ((line = in.readLine()) != null) {
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log.info("socket accepted message: '" + line + "'");
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if (line.equals(this.terminateMessage)) {
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runnging = false;
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log.info("accept terminateMessage");
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} else {
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notifyToClient(line);
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}
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}
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} finally {
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in.close();
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}
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} finally {
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socket.close();
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log.info("socket closed");
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}
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}
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protected void notifyToClient(String line) {
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synchronized (listener) {
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listener.receipt(line);
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}
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}
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private static SocketServer server = null;
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public static void main(String[] args) {
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server = new SocketServer(new SocketServerListener() {
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private int count = 0;
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public void receipt(String line) {
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count++;
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System.out.println(count + "reciept: " + line);
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SocketServer.received(line, count);
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}
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}, 5555);
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server.run();
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}
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protected static void received(String line, int count) {
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0
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if (count >= 5)
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server.stop();
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}
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}
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