/*
* JBoss, Home of Professional Open Source
* Copyright 2007, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* 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,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*
* (C) 2005-2006,
* @author JBoss Inc.
*/
package com.jboss.transaction.txinterop.interop;
/**
* Class providing test message logging.
* @author kevin
*/
public class MessageLogging
{
/**
* The thread local message log.
*/
private static final ThreadLocal MESSAGE_LOG = new ThreadLocal() ;
/**
* Clear the log for the current thread.
*/
public static void clearThreadLog()
{
MESSAGE_LOG.set(null) ;
}
/**
* Get the thread log.
* @return The thread log.
*/
public static String getThreadLog()
{
final Object value = MESSAGE_LOG.get() ;
return (value == null ? "" : value.toString()) ;
}
/**
* Append a message to the thread log.
* @param message The thread message to append.
*/
public static void appendThreadLog(final String message)
{
final Object value = MESSAGE_LOG.get() ;
final StringBuffer buffer ;
if (value == null)
{
buffer = new StringBuffer(message) ;
MESSAGE_LOG.set(buffer) ;
}
else
{
buffer = (StringBuffer)value ;
buffer.append(message) ;
}
}
}