Class PluginAppender

  • All Implemented Interfaces:
    org.apache.log4j.Appender, org.apache.log4j.spi.OptionHandler

    public class PluginAppender
    extends org.apache.log4j.AppenderSkeleton
    A log4j appender that keeps from 5 to 500 LoggingEvent inside a list for each plugins.
    It does not need any layout.
     
     <appender name="JCMS" class="com.jalios.jcms.tools.PluginAppender">
       <param name="MaximumEventNbr" value="20"/>
     </appender>
     
     
    Since:
    jcms-5.7.0
    Version:
    $Revision: 107554 $
    Author:
    Jean-Philippe Encausse
    • Field Summary

      Fields 
      Modifier and Type Field Description
      protected java.util.Map pluginMap  
      static java.lang.String PREFIX  
      static java.lang.String REVISION  
      • Fields inherited from class org.apache.log4j.AppenderSkeleton

        closed, errorHandler, headFilter, layout, name, tailFilter, threshold
    • Constructor Summary

      Constructors 
      Constructor Description
      PluginAppender()  
    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      protected void append​(org.apache.log4j.spi.LoggingEvent event)  
      void close()  
      static PluginAppender getLastInstanceCreated()
      Return the last PluginAppender instance that was created.
      java.util.List getLoggedEventList​(java.lang.String pluginName)
      Returns a copy of the last logged events matching the given plugin.
      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

      • pluginMap

        protected java.util.Map pluginMap
    • Constructor Detail

      • PluginAppender

        public PluginAppender()
    • Method Detail

      • getLoggedEventList

        public java.util.List getLoggedEventList​(java.lang.String pluginName)
        Returns a copy of the last logged events matching the given plugin.
        Parameters:
        pluginName - the name of the plugin
        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()