com.opensymphony.module.sitemesh.util

Class Container

java.lang.Object

com.opensymphony.module.sitemesh.util.Container

public final class Container
extends java.lang.Object

Utility for determining the Servlet Container the application is running in. Currently supported containers: Tomcat, Resin, Orion, OC4J, WebLogic, HPAS, JRun, Websphere.

Usage:

if (Container.get() == Container.TOMCAT) { .... }

Version:

$Revision: 1.2 $

Author:

Joe Walnes

Field Summary

Fields

Modifier and Type	Field and Description
private static java.util.Map	classMappings A map containing classes that can be searched for, and which container they are typically found in.
static int	HPAS
static int	JRUN
static int	ORION
static int	RESIN
private static int	result
static int	TOMCAT
static int	UNKNOWN
static int	WEBLOGIC
static int	WEBSPHERE

Constructor Summary

Constructors

Constructor and Description
Container()

Method Summary

Modifier and Type	Method and Description
static int	get() Get the current container.
private static java.lang.String	searchForClosestClass(java.util.Map classMappings) Walk up the classloader hierachy and attempt to find a class in the classMappings Map that can be loaded.

Methods inherited from class java.lang.Object

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

Field Detail

UNKNOWN

public static final int UNKNOWN

See Also:

Constant Field Values

TOMCAT

public static final int TOMCAT

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Constant Field Values

RESIN

public static final int RESIN

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Constant Field Values

ORION

public static final int ORION

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Constant Field Values

WEBLOGIC

public static final int WEBLOGIC

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Constant Field Values

HPAS

public static final int HPAS

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Constant Field Values

JRUN

public static final int JRUN

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Constant Field Values

WEBSPHERE

public static final int WEBSPHERE

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Constant Field Values

result

private static int result

classMappings

private static java.util.Map classMappings

A map containing classes that can be searched for, and which container they are typically found in.

Constructor Detail

Container

public Container()

Method Detail

get

public static int get()

Get the current container.

searchForClosestClass

private static java.lang.String searchForClosestClass(java.util.Map classMappings)

Walk up the classloader hierachy and attempt to find a class in the classMappings Map that can be loaded.

Returns:

Name of the match class, or null if not found.