public class Test extends Thread {
public static void main(String[] args) {
Test t1 = new Test();
t1.setName("thread1");
t1.start();
ThreadGroup currentGroup =
Thread.currentThread().getThreadGroup();
int noThreads = currentGroup.activeCount();
Thread[] lstThreads = new Thread[noThreads];
currentGroup.enumerate(lstThreads);
for (int i = 0; i < noThreads; i++)
System.out.println("线程号:" + i + " = " + lstThreads[i].getName());
}
}
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