com.hazelcast.util

Class OperatingSystemMXBeanSupport

java.lang.Object

com.hazelcast.util.OperatingSystemMXBeanSupport

public final class OperatingSystemMXBeanSupport
extends Object

Support class for reading attributes from OperatingSystemMXBean.

Method Summary

Modifier and Type	Method and Description
static double	getSystemLoadAverage() Reads the system load average attribute from OperatingSystemMXBean.
static long	readLongAttribute(String attributeName, long defaultValue) Reads a long attribute from OperatingSystemMXBean.

Methods inherited from class java.lang.Object

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

Method Detail

readLongAttribute

public static long readLongAttribute(String attributeName,
                                     long defaultValue)

Reads a long attribute from OperatingSystemMXBean.

Parameters:

attributeName - name of the attribute

defaultValue - default value if the attribute value is null

Returns:

value of the attribute

getSystemLoadAverage

public static double getSystemLoadAverage()

Reads the system load average attribute from OperatingSystemMXBean.

Returns:

system load average or negative value if metric is not available