io.github.saoxuequ.http.request.utils.NamedThreadFactory Maven / Gradle / Ivy

package io.github.saoxuequ.http.request.utils;

import java.util.concurrent.ThreadFactory;
import java.util.concurrent.atomic.AtomicInteger;

/**
 * 有名字前缀的线程工厂
 * @author saoxuequ
 */
public class NamedThreadFactory implements ThreadFactory {

    private final ThreadGroup group;
    private final AtomicInteger threadNumber = new AtomicInteger(1);
    private final String namePrefix;

    private final boolean daemon;

    public NamedThreadFactory(String namePrefix) {
        this(namePrefix, false);
    }

    public NamedThreadFactory(String namePrefix, boolean daemon) {
        SecurityManager s = System.getSecurityManager();
        this.daemon = daemon;
        this.group = (s != null) ? s.getThreadGroup() :
            Thread.currentThread().getThreadGroup();
        this.namePrefix = namePrefix + "-thread-";
    }

    @Override
    public Thread newThread(Runnable r) {
        Thread t = new Thread(group, r, namePrefix + threadNumber.getAndIncrement());
        if (t.isDaemon() != daemon) {
            t.setDaemon(daemon);
        }
        if (t.getPriority() != Thread.NORM_PRIORITY) {
            t.setPriority(Thread.NORM_PRIORITY);
        }
        return t;
    }
}