    001    //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/framework/util/LoggingInterceptor.java $
    002    //$Id: LoggingInterceptor.java 18195 2009-06-18 15:55:39Z mschneider $
    003    /*----------------------------------------------------------------------------
    004     This file is part of deegree, http://deegree.org/
    005     Copyright (C) 2001-2009 by:
    006       Department of Geography, University of Bonn
    007     and
    008       lat/lon GmbH
    009
    010     This library is free software; you can redistribute it and/or modify it under
    011     the terms of the GNU Lesser General Public License as published by the Free
    012     Software Foundation; either version 2.1 of the License, or (at your option)
    013     any later version.
    014     This library is distributed in the hope that it will be useful, but WITHOUT
    015     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    016     FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
    017     details.
    018     You should have received a copy of the GNU Lesser General Public License
    019     along with this library; if not, write to the Free Software Foundation, Inc.,
    020     59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
    021
    022     Contact information:
    023
    024     lat/lon GmbH
    025     Aennchenstr. 19, 53177 Bonn
    026     Germany
    027     http://lat-lon.de/
    028
    029     Department of Geography, University of Bonn
    030     Prof. Dr. Klaus Greve
    031     Postfach 1147, 53001 Bonn
    032     Germany
    033     http://www.geographie.uni-bonn.de/deegree/
    034
    035     e-mail: info@deegree.org
    036    ----------------------------------------------------------------------------*/
    037
    038    package org.deegree.framework.util;
    039
    040    import java.lang.reflect.InvocationTargetException;
    041    import java.lang.reflect.Method;
    042
    043    /**
    044     * Logging interceptor to log the entering and exiting of a method call.
    045     *
    046     * @author <a href="mailto:tfr@users.sourceforge.net">Torsten Friebe </A>
    047     *
    048     * @author last edited by: $Author: mschneider $
    049     *
    050     * @version 2.0, $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18. Jun 2009) $
    051     *
    052     * @see <a href="http://www.dofactory.com/patterns/PatternChain.aspx">Chain of Responsibility Design
    053     *      Pattern </a>
    054     *
    055     * @since 2.0
    056     */
    057    public class LoggingInterceptor extends Interceptor {
    058
    059        /**
    060         * @param nextInterceptor pointing to the next intersection
    061         */
    062        public LoggingInterceptor( Interceptor nextInterceptor ) {
    063            this.nextInterceptor = nextInterceptor;
    064        }
    065
    066        @Override
    067        protected Object handleInvocation( Method method, Object[] params )
    068                                throws IllegalAccessException, InvocationTargetException {
    069            LOG.logDebug( ">Invoke " + method.getName() + " on " + getTarget() );
    070            Object result = nextInterceptor.handleInvocation( method, params );
    071            LOG.logDebug( "<Finish " + method.getName() + " on " + getTarget() );
    072            return result;
    073        }
    074
    075    }