com.redhat.thermostat.backend.internal

Class VmUpdateImpl

java.lang.Object

com.redhat.thermostat.backend.internal.VmUpdateImpl

All Implemented Interfaces:

VmUpdate

public class VmUpdateImpl
extends Object
implements VmUpdate

Method Summary

Methods

Modifier and Type	Method and Description
Long	getPerformanceCounterLong(String name) Queries the specified JVM performance counter with a Long data type.
String	getPerformanceCounterString(String name) Queries the specified JVM performance counter with a String data type.

Methods inherited from class java.lang.Object

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

Method Detail

getPerformanceCounterLong

public Long getPerformanceCounterLong(String name)
                               throws VmUpdateException

Description copied from interface: VmUpdate

Queries the specified JVM performance counter with a Long data type.

Specified by:

getPerformanceCounterLong in interface VmUpdate

Parameters:

name - - The name of the performance counter

Returns:

The current value of the requested counter, or null if no such counter exists

Throws:

VmUpdateException - if there is a problem communicating with the JVM

getPerformanceCounterString

public String getPerformanceCounterString(String name)
                                   throws VmUpdateException

Description copied from interface: VmUpdate

Queries the specified JVM performance counter with a String data type.

Specified by:

getPerformanceCounterString in interface VmUpdate

Parameters:

name - - The name of the performance counter

Returns:

The current value of the requested counter, or null if no such counter exists

Throws:

VmUpdateException - if there is a problem communicating with the JVM