package ThreadDemo; import java.lang.management.ManagementFactory; import java.lang.management.ThreadInfo; import java.lang.management.ThreadMXBean; /** * @author:Gerry * @description: * @date: Created in 2018/12/25 */ public class MultiThread { public static void main(String[] args) { // 获取Java线程管理MXBean ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean(); // 不需要获取同步的monitor和synchronizer信息，仅获取线程和线程堆栈信息 ThreadInfo[] threadInfos = threadMXBean.dumpAllThreads(false, false); // 遍历线程信息，仅打印线程ID和线程名称信息 for (ThreadInfo threadInfo : threadInfos) { System.out.println("[" + threadInfo.getThreadId() + "]" + threadInfo.getThreadName()); } } }