com.jalios.jcms.tools
Class JCMSAppender

java.lang.Object
  org.apache.log4j.AppenderSkeleton
      com.jalios.jcms.tools.JCMSAppender

All Implemented Interfaces:

org.apache.log4j.Appender, org.apache.log4j.spi.OptionHandler

public class JCMSAppender
extends org.apache.log4j.AppenderSkeleton

A log4j appender that keeps from 5 to 500 LoggingEvent inside a list.
It does not need any layout.

 <appender name="JCMS" class="com.jalios.jcms.tools.JCMSAppender">
   <param name="MaximumEventNbr" value="20"/>
 </appender>
 

Since:

jcms-5.5

Version:

$Revision: 27753 $

Author:

Olivier Jaquemet

Field Summary

static String

REVISION

Fields inherited from class org.apache.log4j.AppenderSkeleton

closed, errorHandler, headFilter, layout, name, tailFilter, threshold

Constructor Summary

JCMSAppender()

Method Summary

protected void	append(org.apache.log4j.spi.LoggingEvent event)
void	close()
static JCMSAppender	getLastInstanceCreated() Return the last JCMSAppender instance that was created.
List	getLoggedEventList() Returns a copy of the last logged events.
List	getLoggedEventList(org.apache.log4j.Level level) Returns a copy of the last logged events matching the given Level.
int	getMaximumEventNbr() Returns the current value of the MaximumEvent option.
boolean	requiresLayout()
void	setMaximumEventNbr(int size) The MaximumEventNbr option takes a integer between 5 and 500.

Methods inherited from class org.apache.log4j.AppenderSkeleton

activateOptions, addFilter, clearFilters, doAppend, finalize, getErrorHandler, getFilter, getFirstFilter, getLayout, getName, getThreshold, isAsSevereAsThreshold, setErrorHandler, setLayout, setName, setThreshold

Methods inherited from class java.lang.Object

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

Field Detail

REVISION

public static final String REVISION

See Also:

Constant Field Values

Constructor Detail

JCMSAppender

public JCMSAppender()

Method Detail

getLastInstanceCreated

public static JCMSAppender getLastInstanceCreated()

Return the last JCMSAppender instance that was created.

Returns:

a JCMSAppender instance or null if no JCMSAppender was build

getLoggedEventList

public List getLoggedEventList()

Returns a copy of the last logged events.

Returns:

a new LinkedList of org.apache.log4j.spi.LoggingEvent, the most recent being the first one.

getLoggedEventList

public List getLoggedEventList(org.apache.log4j.Level level)

Returns a copy of the last logged events matching the given Level.

Returns:

a new LinkedList of org.apache.log4j.spi.LoggingEvent, the most recent being the first one.

setMaximumEventNbr

public void setMaximumEventNbr(int size)

The MaximumEventNbr option takes a integer between 5 and 500. This integer value determines the maximum number of event kept by this appender.

getMaximumEventNbr

public int getMaximumEventNbr()

Returns the current value of the MaximumEvent option.

append

protected void append(org.apache.log4j.spi.LoggingEvent event)

Specified by:

append in class org.apache.log4j.AppenderSkeleton

requiresLayout

public boolean requiresLayout()

close

public void close()