WarnLogFilter.java

/*

    This file is part of OpenMyEWB.

    OpenMyEWB is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    OpenMyEWB 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with OpenMyEWB.  If not, see <http://www.gnu.org/licenses/>.

    OpenMyEWB is Copyright 2005-2009 Nicolas Kruchten (nicolas@kruchten.com), Francis Kung, Engineers Without Borders Canada, Michael Trauttmansdorff, Jon Fishbein, David Kadish

*/

package ca.myewb.frame;

import org.apache.log4j.Level;
import org.apache.log4j.spi.Filter;
import org.apache.log4j.spi.LoggingEvent;
import org.apache.log4j.spi.ThrowableInformation;


public class WarnLogFilter extends Filter
{
	public int decide(LoggingEvent arg0)
	{
		if(arg0.getLevel().equals(Level.ERROR) || arg0.getLevel().equals(Level.FATAL))
		{
			return DENY;
		}
		
		String[] denyStrings = {"ClientAbortException", "writing PNG file"};

		ThrowableInformation ti = arg0.getThrowableInformation();

		if (ti != null)
		{
			Throwable t = ti.getThrowable();

			if (t != null)
			{
				for (String denyString : denyStrings)
				{
					if (t.toString().contains(denyString))
					{
						return DENY;
					}
				}
			}
		}

		return NEUTRAL;
	}
}