NoLockThroughput.java

/*
 * Logback: the reliable, generic, fast and flexible logging framework.
 * Copyright (C) 1999-2026, QOS.ch. All rights reserved.
 *
 * This program and the accompanying materials are dual-licensed under
 * either the terms of the Eclipse Public License v2.0 as published by
 * the Eclipse Foundation
 *
 *   or (per the licensee's choosing)
 *
 * under the terms of the GNU Lesser General Public License version 2.1
 * as published by the Free Software Foundation.
 */
package ch.qos.logback.core.issue;

import ch.qos.logback.core.testUtil.RunnableWithCounterAndDone;
import ch.qos.logback.core.contention.ThreadedThroughputCalculator;
import ch.qos.logback.core.issue.SelectiveLockRunnable.LockingModel;

/**
 * Short sample code testing the throughput of a fair lock.
 * 
 * @author Joern Huxhorn
 * @author Ceki Gulcu
 */
public class NoLockThroughput {

    static int THREAD_COUNT = 3;
    static long OVERALL_DURATION_IN_MILLIS = 2000;

    public static void main(String args[]) throws InterruptedException {

        ThreadedThroughputCalculator tp = new ThreadedThroughputCalculator(OVERALL_DURATION_IN_MILLIS);
        tp.printEnvironmentInfo("NoLockThroughput");

        for (int i = 0; i < 2; i++) {
            tp.execute(buildArray(LockingModel.NOLOCK));
        }

        RunnableWithCounterAndDone[] runnableArray = buildArray(LockingModel.NOLOCK);
        tp.execute(runnableArray);
        tp.printThroughput(runnableArray,"No lock:   ", true);
    }

    static SelectiveLockRunnable[] buildArray(LockingModel model) {
        SelectiveLockRunnable[] array = new SelectiveLockRunnable[THREAD_COUNT];
        for (int i = 0; i < THREAD_COUNT; i++) {
            array[i] = new SelectiveLockRunnable(model);
        }
        return array;
    }

}