java获取当前进程号，java获取当前,public class

java获取当前进程号，java获取当前,public class

public class PID {    public static void main(String[] args){        String processName = java.lang.management.ManagementFactory.getRuntimeMXBean().getName();        String processID = processName.substring(0,processName.indexOf('@'));        System.out.println("processID="+processID);    }}