/*
* $Id$
*
* Copyright 2006, The jCoderZ.org Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
* * Neither the name of the jCoderZ.org Project nor the names of
* its contributors may be used to endorse or promote products
* derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.jcoderz.commons.logging;
import java.util.logging.Level;
import java.util.logging.LogManager;
import java.util.logging.LogRecord;
import org.jcoderz.commons.Loggable;
/**
* Log filter that filters on fawkez loggables and on the log level
* of the respective record.
* @author Albrecht Messner
*/
public class LogLevelFilter
extends LogFilterBase
{
/** The full qualified name of this class. */
private static final String CLASSNAME = LogLevelFilter.class.getName();
private static final String LOGLEVEL_PROPERTY_NAME = CLASSNAME + ".level";
private final Level mFilterLevel;
/**
* Creates a new instance of this and initiates the log level for messages,
* which should pass this filter. If an error occurs retrieving the
* configured level, <code>java.util.logging.Level.INFO</code> is set.
*
*/
public LogLevelFilter ()
{
final String levelStr
= LogManager.getLogManager().getProperty(LOGLEVEL_PROPERTY_NAME);
Level level;
try
{
level = Level.parse(levelStr);
}
// possible exceptions: NullPointer, IllegalArgument
catch (Exception x)
{
level = Level.INFO;
}
mFilterLevel = level;
}
/** {@inheritDoc} */
public boolean isLoggable (LogRecord record)
{
final Loggable loggable = getLoggable(record);
final boolean result;
if (loggable != null
&& record.getLevel().intValue() >= mFilterLevel.intValue())
{
result = true;
}
else
{
result = false;
}
return result;
}
}