001package org.apache.maven.doxia.module.confluence.parser;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 *
012 *   http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import org.apache.maven.doxia.util.ByLineSource;
023import org.apache.maven.doxia.parser.ParseException;
024
025/**
026 * <p>SectionBlockParser class.</p>
027 *
028 * @author <a href="mailto:jason@maven.org">Jason van Zyl</a>
029 * @version $Id$
030 */
031public class SectionBlockParser
032    implements BlockParser
033{
034    /** {@inheritDoc} */
035    public boolean accept( String line, ByLineSource source )
036    {
037        if ( line.startsWith( "h1." ) )
038        {
039            return true;
040        }
041        else if ( line.startsWith( "h2." ) )
042        {
043            return true;
044        }
045        else if ( line.startsWith( "h3." ) )
046        {
047            return true;
048        }
049        else if ( line.startsWith( "h4." ) )
050        {
051            return true;
052        }
053        else if ( line.startsWith( "h5." ) )
054        {
055            return true;
056        }
057
058        return false;
059    }
060
061    /** {@inheritDoc} */
062    public Block visit( String line, ByLineSource source )
063        throws ParseException
064    {
065        int level = Integer.parseInt( Character.toString( line.charAt( 1 ) ) );
066
067        String title = line.substring( 3 ).trim();
068
069        BlockParser headingParser = new SectionBlockParser();
070        BlockParser figureParser = new FigureBlockParser();
071        BlockParser[] subparsers = new BlockParser[] { headingParser, figureParser };
072
073        return new SectionBlock( new ParagraphBlockParser( subparsers ).visit( title, source, false ), level );
074    }
075}