package io.mycat.util;

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

public class NameableThreadFactory implements ThreadFactory {
	private final ThreadGroup group;
	private final String namePrefix;
	private final AtomicInteger threadId;
	private final boolean isDaemon;

	public NameableThreadFactory(String name, boolean isDaemon) {
		SecurityManager s = System.getSecurityManager();
		this.group = (s != null) ? s.getThreadGroup() : Thread.currentThread()
				.getThreadGroup();
		this.namePrefix = name;
		this.threadId = new AtomicInteger(0);
		this.isDaemon = isDaemon;
	}

	public Thread newThread(Runnable r) {
		Thread t = new Thread(group, r, namePrefix + threadId.getAndIncrement());
		t.setDaemon(isDaemon);
		return t;
	}
}