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8044122: MBean access to the PID

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Added new API getPid for getting process ID

Reviewed-by: mchung, rriggs
This commit is contained in:
Ujwal Vangapally 2017-11-07 22:05:44 -08:00 • committed by Ujwal Vangapally
parent 72a1ec38f3
commit 6eeb777697
2 changed files with 68 additions and 0 deletions
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19
src/java.management/share/classes/java/lang/management/RuntimeMXBean.java
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@ -25,6 +25,9 @@
package java.lang.management;
import java.security.AccessController;
import java.security.PrivilegedAction;
/**
* The management interface for the runtime system of
* the Java virtual machine.
@ -60,6 +63,22 @@ package java.lang.management;
* @since 1.5
*/
public interface RuntimeMXBean extends PlatformManagedObject {
/**
* Returns the {@linkplain ProcessHandle#pid process ID} representing
* the running Java virtual machine.
*
* @implSpec The default implementation returns {@link ProcessHandle#pid process ID}
* of the {@linkplain ProcessHandle#current current process}.
*
* @return the process ID representing the running Java virtual machine.
*
* @since 10
*/
public default long getPid() {
return AccessController.doPrivileged((PrivilegedAction<Long>)
() -> ProcessHandle.current().pid());
}
/**
* Returns the name representing the running Java virtual machine.
* The returned name string can be any arbitrary string and