org.apache.excalibur.util

Class SystemUtil

java.lang.Object

org.apache.excalibur.util.SystemUtil

public final class SystemUtil
extends java.lang.Object

A set of utility operations that provide necessary information about the architecture of the machine that the system is running on. The values provided are automatically determined at JVM startup. The SystemUtils uses a plugin architecture so that it can be extended for more than just Linux/ Windows support.

Version:

CVS $Revision: 1.4 $ $Date: 2004/02/28 11:47:35 $

Author:

Avalon Development Team

Field Summary

Fields

Modifier and Type	Field and Description
private static java.lang.String	m_architecture
private static java.lang.String	m_cpuInfo
private static java.lang.String	m_osName
private static java.lang.String	m_osVersion
private static int	m_processors

Constructor Summary

Constructors

Modifier	Constructor and Description
private	SystemUtil() keep utility from being instantiated

Method Summary

Methods

Modifier and Type	Method and Description
static java.lang.String	architecture() Return the architecture name
static java.lang.String	cpuInfo()
static int	numProcessors() Return the number of processors available on this machine.
static java.lang.String	operatingSystem() Return the Operating System name
static java.lang.String	osVersion() Return the Operating System version
private static java.lang.String	stripWhitespace(java.lang.String mosname) Utility method to strip whitespace from specified name.

Methods inherited from class java.lang.Object

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

Field Detail

m_processors

private static final int m_processors

m_cpuInfo

private static final java.lang.String m_cpuInfo

m_architecture

private static final java.lang.String m_architecture

m_osName

private static final java.lang.String m_osName

m_osVersion

private static final java.lang.String m_osVersion

Constructor Detail

SystemUtil

private SystemUtil()

keep utility from being instantiated

Method Detail

stripWhitespace

private static java.lang.String stripWhitespace(java.lang.String mosname)

Utility method to strip whitespace from specified name.

Parameters:

mosname - the name

Returns:

the whitespace stripped version

numProcessors

public static final int numProcessors()

Return the number of processors available on this machine. This is useful in classes like Thread/Processor thread pool models.

cpuInfo

public static final java.lang.String cpuInfo()

architecture

public static final java.lang.String architecture()

Return the architecture name

operatingSystem

public static final java.lang.String operatingSystem()

Return the Operating System name

osVersion

public static final java.lang.String osVersion()

Return the Operating System version