/*
* JBoss, Home of Professional Open Source.
* Copyright 2006, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.aspects.logging;
import org.apache.log4j.AppenderSkeleton;
import org.apache.log4j.spi.LoggingEvent;
import java.util.ArrayList;
/**
* An appender that logs into a thread local array list.
*
* @author <a href="mailto:adrian@jboss.org">Adrian Brock</a>.
* @version $Revision: 57186 $
*/
public class ThreadLocalAppender
extends AppenderSkeleton
{
// Constants -----------------------------------------------------
public static final String LOG = "InvocationLog";
private static ThreadLocal loggingTL = new ThreadLocal();
// Attributes ----------------------------------------------------
// Static --------------------------------------------------------
/**
* Change the theadlocal list
*
* @param list the new list
*/
public static ArrayList getList()
{
return (ArrayList) loggingTL.get();
}
/**
* Change the theadlocal list
*
* @param list the new list
*/
public static void setList(ArrayList list)
{
loggingTL.set(list);
}
// Constructors --------------------------------------------------
// Public --------------------------------------------------------
// Appender Implementation ---------------------------------------
protected void append(LoggingEvent event)
{
ArrayList logging = getList();
if (logging == null)
return;
logging.add(event);
}
public boolean requiresLayout()
{
return false;
}
public void close()
{
}
// Y Overrides ---------------------------------------------------
// Protected -----------------------------------------------------
// Private -------------------------------------------------------
// Inner Classes -------------------------------------------------
}
|