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 */
019package org.apache.wiki.htmltowiki.syntax;
020
021import org.apache.wiki.htmltowiki.XHtmlElementToWikiTranslator;
022import org.jdom2.Element;
023import org.jdom2.JDOMException;
024
025import java.io.PrintWriter;
026import java.util.Deque;
027
028
029/**
030 * Translates to wiki syntax from a {@code TD} element.
031 */
032public abstract class TdDecorator {
033
034    final protected PrintWriter out;
035    final protected Deque< String > preStack;
036    final protected XHtmlElementToWikiTranslator chain;
037
038    protected TdDecorator( final PrintWriter out, final Deque< String > preStack, final XHtmlElementToWikiTranslator chain ) {
039        this.out = out;
040        this.preStack = preStack;
041        this.chain = chain;
042    }
043
044    /**
045     * Translates the given XHTML element into wiki markup.
046     *
047     * @param element XHTML element being translated.
048     */
049    public void decorate( final Element element ) throws JDOMException {
050        out.print( markupTd() );
051        chain.translate( element );
052        if( preStack.isEmpty() ) {
053            out.print( " " );
054        }
055    }
056
057    /**
058     * Wiki markup for a {@code TD} element.
059     *
060     * @return Wiki markup for a {@code TD} element.
061     */
062    protected abstract String markupTd();
063
064}