001/*
002 *  Licensed to the Apache Software Foundation (ASF) under one
003 *  or more contributor license agreements.  See the NOTICE file
004 *  distributed with this work for additional information
005 *  regarding copyright ownership.  The ASF licenses this file
006 *  to you under the Apache License, Version 2.0 (the
007 *  "License"); you may not use this file except in compliance
008 *  with the License.  You may obtain a copy of the License at
009 *  
010 *    http://www.apache.org/licenses/LICENSE-2.0
011 *  
012 *  Unless required by applicable law or agreed to in writing,
013 *  software distributed under the License is distributed on an
014 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 *  KIND, either express or implied.  See the License for the
016 *  specific language governing permissions and limitations
017 *  under the License. 
018 *  
019 */
020package org.apache.directory.api.ldap.model.schema.parsers;
021
022
023/**
024 * A console reporting monitor.  Add system property 'maven.eve.schema.parser.trace'
025 * to get this monitor to trace parser production execution.
026 *
027 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
028 */
029public class ConsoleParserMonitor implements ParserMonitor
030{
031    /** The maven property to add on the commmand line */
032    public static final String TRACE_KEY = "maven.eve.schema.parser.trace";
033
034
035    /**
036     * {@inheritDoc}
037     */
038    @Override
039    public void matchedProduction( String prod )
040    {
041        if ( System.getProperties().containsKey( TRACE_KEY ) )
042        {
043            System.out.println( prod );
044        }
045    }
046
047
048    /**
049     * {@inheritDoc}
050     */
051    @Override
052    public void startedParse( String s )
053    {
054        if ( System.getProperties().containsKey( TRACE_KEY ) )
055        {
056            System.out.println( s );
057        }
058    }
059
060
061    /**
062     * {@inheritDoc}
063     */
064    @Override
065    public void finishedParse( String s )
066    {
067        if ( System.getProperties().containsKey( TRACE_KEY ) )
068        {
069            System.out.println( s );
070        }
071    }
072}