org.apache.avalon.excalibur.logger.decorator

Class PrefixDecorator

java.lang.Object

org.apache.avalon.excalibur.logger.decorator.LoggerManagerDecorator

org.apache.avalon.excalibur.logger.decorator.PrefixDecorator

All Implemented Interfaces:

LoggerManager, org.apache.avalon.framework.activity.Disposable, org.apache.avalon.framework.activity.Startable, org.apache.avalon.framework.configuration.Configurable, org.apache.avalon.framework.context.Contextualizable, org.apache.avalon.framework.logger.LogEnabled

public class PrefixDecorator
extends LoggerManagerDecorator
implements LoggerManager

This class implements LoggerManager interface by prepending a prefix to all requests and letting the wrapped LoggerManager actually create the loggers.

Since:

4.0

Version:

CVS $Revision: 1.3 $ $Date: 2004/03/10 13:54:50 $

Author:

Avalon Development Team

Field Summary

Fields

Modifier and Type	Field and Description
private java.lang.String	m_prefix

Fields inherited from class org.apache.avalon.excalibur.logger.decorator.LoggerManagerDecorator

m_loggerManager

Fields inherited from interface org.apache.avalon.excalibur.logger.LoggerManager

ROLE

Constructor Summary

Constructors

Constructor and Description
PrefixDecorator(LoggerManager loggerManager, java.lang.String prefix) Creates a PrefixDecorator instance.

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.avalon.framework.logger.Logger	getDefaultLogger() Return the default Logger.
org.apache.avalon.framework.logger.Logger	getLoggerForCategory(java.lang.String categoryName) Return the Logger for the specified category.

Methods inherited from class org.apache.avalon.excalibur.logger.decorator.LoggerManagerDecorator

configure, contextualize, dispose, enableLogging, start, stop

Methods inherited from class java.lang.Object

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

Field Detail

m_prefix

private final java.lang.String m_prefix

Constructor Detail

PrefixDecorator

public PrefixDecorator(LoggerManager loggerManager,
               java.lang.String prefix)

Creates a PrefixDecorator instance.

Parameters:

prefix - the prefix to prepend; can be neither null nor empty. This is done to avoid ambiguity in the getDefaultLogger() method - what would we call in such case getDefaultLogger() or getLoggerForCategory("") ?

Method Detail

getLoggerForCategory

public org.apache.avalon.framework.logger.Logger getLoggerForCategory(java.lang.String categoryName)

Return the Logger for the specified category.

Specified by:

getLoggerForCategory in interface LoggerManager

Overrides:

getLoggerForCategory in class LoggerManagerDecorator

getDefaultLogger

public org.apache.avalon.framework.logger.Logger getDefaultLogger()

Return the default Logger. This is basically the same as getting the Logger for the "" category.

Specified by:

getDefaultLogger in interface LoggerManager

Overrides:

getDefaultLogger in class LoggerManagerDecorator