com.sun.enterprise.universal.process

Class Jps

java.lang.Object

com.sun.enterprise.universal.process.Jps

public class Jps
extends Object

Run a native process with jps -- get the pid for a running JVM note: dropping in an implementation for jps is not hard.

Author:

bnevins

Method Summary

Modifier and Type	Method and Description
static List<Integer>	getPid(String mainClassName) return the platform-specific process-id of a JVM
static Map<Integer,String>	getProcessTable()
static boolean	isPid(int apid) Is this pid owned by a process?
static void	main(String[] args)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

main

public static void main(String[] args)

getProcessTable

public static Map<Integer,String> getProcessTable()

getPid

public static List<Integer> getPid(String mainClassName)

return the platform-specific process-id of a JVM

Parameters:

mainClassName - The main class - this is how we identify the right JVM. You can pass in a fully-qualified name or just the classname. E.g. com.sun.enterprise.glassfish.bootstrap.ASMain and ASMain work the same.

Returns:

the process id if possible otherwise 0

isPid

public static final boolean isPid(int apid)

Is this pid owned by a process?

Parameters:

apid - the pid of interest

Returns:

whether there is a process running with that id