package com.whyc.factory;

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

public class UserThreadFactory implements ThreadFactory {
    private final String namePrefix;
    private final AtomicInteger nextId = new AtomicInteger(1);

    // 定义线程组名称，在 jstack 问题排查时，非常有帮助
    public UserThreadFactory(String whatFeaturOfGroup) {
        namePrefix = "From UserThreadFactory's " + whatFeaturOfGroup + "-Worker-";
    }

    @Override
    public Thread newThread(Runnable task) {
        String name = namePrefix + nextId.getAndIncrement();
        return new Thread(task, name);
    }

    public static boolean flag = true;

}