Java ThreadGroup getName() 方法

2024 年 11 月 11 日 | 阅读 1 分钟

ThreadGroup 类的 **getName()** 方法返回此线程组的名称。

语法

此方法返回线程组的名称。

示例

class NewThread extends Thread 
{
    NewThread(String threadname, ThreadGroup tg)
    {
        super(tg, threadname);
        start();
    }
    public void run()
    {
       System.out.println(Thread.currentThread().getName()+" is running");
    }
} 
public class ThreadGroupGetNameExp 
{
    public static void main(String arg[]) throws InterruptedException,
        SecurityException, Exception
    {
        // creating the threadGroup
        ThreadGroup tg1 = new ThreadGroup("Parent thread");
        ThreadGroup tg2 = new ThreadGroup(tg1, "Child thread");
 
        // creating a thread 
        NewThread t1 = new NewThread("Thread-1", tg1);
        System.out.println("First threadGroup's name: " +t1.getThreadGroup().getName());
        
        // creating another thread 
        NewThread t2 = new NewThread("Thread-2", tg2);
        System.out.println("Second threadGroup's name: " +t2.getThreadGroup().getName());
    }
}

输出

First threadGroup's name: Parent thread
Thread-1 is running
Second threadGroup's name: Child thread
Thread-2 is running

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Java ThreadGroup getName() 方法

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Java ThreadGroup getName() 方法

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