001    /**
002     * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.parsers.creole.visitor.impl;
016    
017    import com.liferay.portal.parsers.creole.ast.ASTNode;
018    import com.liferay.portal.parsers.creole.ast.BoldTextNode;
019    import com.liferay.portal.parsers.creole.ast.CollectionNode;
020    import com.liferay.portal.parsers.creole.ast.ForcedEndOfLineNode;
021    import com.liferay.portal.parsers.creole.ast.FormattedTextNode;
022    import com.liferay.portal.parsers.creole.ast.HeadingNode;
023    import com.liferay.portal.parsers.creole.ast.HorizontalNode;
024    import com.liferay.portal.parsers.creole.ast.ImageNode;
025    import com.liferay.portal.parsers.creole.ast.ItalicTextNode;
026    import com.liferay.portal.parsers.creole.ast.LineNode;
027    import com.liferay.portal.parsers.creole.ast.NoWikiSectionNode;
028    import com.liferay.portal.parsers.creole.ast.OrderedListItemNode;
029    import com.liferay.portal.parsers.creole.ast.OrderedListNode;
030    import com.liferay.portal.parsers.creole.ast.ParagraphNode;
031    import com.liferay.portal.parsers.creole.ast.ScapedNode;
032    import com.liferay.portal.parsers.creole.ast.UnformattedTextNode;
033    import com.liferay.portal.parsers.creole.ast.UnorderedListItemNode;
034    import com.liferay.portal.parsers.creole.ast.UnorderedListNode;
035    import com.liferay.portal.parsers.creole.ast.WikiPageNode;
036    import com.liferay.portal.parsers.creole.ast.extension.TableOfContentsNode;
037    import com.liferay.portal.parsers.creole.ast.link.LinkNode;
038    import com.liferay.portal.parsers.creole.ast.table.TableDataNode;
039    import com.liferay.portal.parsers.creole.ast.table.TableHeaderNode;
040    import com.liferay.portal.parsers.creole.ast.table.TableNode;
041    import com.liferay.portal.parsers.creole.visitor.ASTVisitor;
042    
043    import java.util.List;
044    
045    /**
046     * @author Miguel Pastor
047     */
048    public abstract class BaseASTVisitor implements ASTVisitor {
049    
050            public void visit(BoldTextNode boldTextNode) {
051                    if (boldTextNode.getChildASTNodesCount() > 0) {
052                            traverse(boldTextNode.getChildASTNodes());
053                    }
054            }
055    
056            public void visit(CollectionNode collectionNode) {
057                    for (ASTNode curNode : collectionNode.getASTNodes()) {
058                            curNode.accept(this);
059                    }
060            }
061    
062            public void visit(ForcedEndOfLineNode forcedEndOfLineNode) {
063            }
064    
065            public void visit(FormattedTextNode formattedTextNode) {
066                    if (formattedTextNode.getChildASTNodesCount() > 0) {
067                            traverse(formattedTextNode.getChildASTNodes());
068                    }
069            }
070    
071            public void visit(HeadingNode headingNode) {
072                    traverse(headingNode.getChildASTNodes());
073            }
074    
075            public void visit(HorizontalNode horizontalNode) {
076            }
077    
078            public void visit(ImageNode imageNode) {
079                    if (imageNode.hasAltCollectionNode()) {
080                            traverse(imageNode.getAltNode().getASTNodes());
081                    }
082            }
083    
084            public void visit(ItalicTextNode italicTextNode) {
085                    if (italicTextNode.getChildASTNodesCount() > 0) {
086                            traverse(italicTextNode.getChildASTNodes());
087                    }
088            }
089    
090            public void visit(LineNode lineNode) {
091                    traverse(lineNode.getChildASTNodes());
092            }
093    
094            public void visit(LinkNode linkNode) {
095                    if (linkNode.hasAltCollectionNode()) {
096                            traverse(linkNode.getAltCollectionNode().getASTNodes());
097                    }
098            }
099    
100            public void visit(NoWikiSectionNode noWikiSectionNode) {
101            }
102    
103            public void visit(OrderedListItemNode orderedListItemNode) {
104                    traverse(orderedListItemNode.getChildASTNodes());
105            }
106    
107            public void visit(OrderedListNode orderedListNode) {
108                    traverse(orderedListNode.getChildASTNodes());
109            }
110    
111            public void visit(ParagraphNode paragraphNode) {
112                    traverse(paragraphNode.getChildASTNodes());
113            }
114    
115            public void visit(ScapedNode scapedNode) {
116            }
117    
118            public void visit(TableDataNode tableDataNode) {
119                    traverse(tableDataNode.getChildASTNodes());
120            }
121    
122            public void visit(TableHeaderNode tableHeaderNode) {
123                    traverse(tableHeaderNode.getChildASTNodes());
124            }
125    
126            public void visit(TableNode tableNode) {
127                    traverse(tableNode.getChildASTNodes());
128            }
129    
130            public void visit(TableOfContentsNode tableOfContentsNode) {
131            }
132    
133            public void visit(UnformattedTextNode unformattedTextNode) {
134                    if (unformattedTextNode.getChildASTNodesCount() > 0) {
135                            traverse(unformattedTextNode.getChildASTNodes());
136                    }
137            }
138    
139            public void visit(UnorderedListItemNode unorderedListItemNode) {
140                    traverse(unorderedListItemNode.getChildASTNodes());
141            }
142    
143            public void visit(UnorderedListNode unorderedListNode) {
144                    traverse(unorderedListNode.getChildASTNodes());
145            }
146    
147            public void visit(WikiPageNode wikiPageNode) {
148                    traverse(wikiPageNode.getChildASTNodes());
149            }
150    
151            protected void traverse(List<ASTNode> astNodes) {
152                    if (astNodes != null) {
153                            for (ASTNode node : astNodes) {
154                                    node.accept(this);
155                            }
156                    }
157            }
158    
159    }