/*
* Copyright 2004-2011 H2 Group. Multiple-Licensed under the H2 License,
* Version 1.0, and under the Eclipse Public License, Version 1.0
* (http://h2database.com/html/license.html).
* Initial Developer: H2 Group
*/
package org.h2.test.poweroff;
import java.io.DataInputStream;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
/**
* The listener application for the power off test.
* The listener runs on a computer that stays on during the whole test.
*/
public class Listener implements Runnable {
private volatile int maxValue;
/**
* This method is called when executing this application from the command
* line.
*
* @param args the command line parameters
*/
public static void main(String... args) throws IOException {
new Listener().test(args);
}
private void test(String... args) throws IOException {
int port = 9099;
for (int i = 0; i < args.length; i++) {
if (args[i].equals("-port")) {
port = Integer.parseInt(args[++i]);
}
}
listen(port);
}
public void run() {
while (true) {
try {
Thread.sleep(10000);
} catch (Exception e) {
// ignore
}
System.out.println("Max=" + maxValue);
}
}
private void listen(int port) throws IOException {
new Thread(this).start();
ServerSocket serverSocket = new ServerSocket(port);
System.out.println("Listening on " + serverSocket.toString());
long time;
maxValue = 0;
while (true) {
Socket socket = serverSocket.accept();
DataInputStream in = new DataInputStream(socket.getInputStream());
System.out.println("Connected");
time = System.currentTimeMillis();
try {
while (true) {
int value = in.readInt();
if (value < 0) {
break;
}
maxValue = Math.max(maxValue, value);
}
} catch (IOException e) {
System.out.println("Closed with Exception: " + e);
}
time = System.currentTimeMillis() - time;
int operationsPerSecond = (int) (1000 * maxValue / time);
System.out.println("Max=" + maxValue + " operations/sec=" + operationsPerSecond);
}
}
}