001    /**
002     * Copyright (c) 2000-2013 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.ListNode;
028    import com.liferay.portal.parsers.creole.ast.NoWikiSectionNode;
029    import com.liferay.portal.parsers.creole.ast.OrderedListItemNode;
030    import com.liferay.portal.parsers.creole.ast.OrderedListNode;
031    import com.liferay.portal.parsers.creole.ast.ParagraphNode;
032    import com.liferay.portal.parsers.creole.ast.ScapedNode;
033    import com.liferay.portal.parsers.creole.ast.UnformattedTextNode;
034    import com.liferay.portal.parsers.creole.ast.UnorderedListItemNode;
035    import com.liferay.portal.parsers.creole.ast.UnorderedListNode;
036    import com.liferay.portal.parsers.creole.ast.WikiPageNode;
037    import com.liferay.portal.parsers.creole.ast.extension.TableOfContentsNode;
038    import com.liferay.portal.parsers.creole.ast.link.LinkNode;
039    import com.liferay.portal.parsers.creole.ast.table.TableDataNode;
040    import com.liferay.portal.parsers.creole.ast.table.TableHeaderNode;
041    import com.liferay.portal.parsers.creole.ast.table.TableNode;
042    import com.liferay.portal.parsers.creole.visitor.ASTVisitor;
043    
044    import java.util.List;
045    
046    /**
047     * @author Miguel Pastor
048     */
049    public abstract class BaseASTVisitor implements ASTVisitor {
050    
051            public void visit(BoldTextNode boldTextNode) {
052                    if (boldTextNode.getChildASTNodesCount() > 0) {
053                            traverse(boldTextNode.getChildASTNodes());
054                    }
055            }
056    
057            public void visit(CollectionNode collectionNode) {
058                    for (ASTNode curNode : collectionNode.getASTNodes()) {
059                            curNode.accept(this);
060                    }
061            }
062    
063            public void visit(ForcedEndOfLineNode forcedEndOfLineNode) {
064            }
065    
066            public void visit(FormattedTextNode formattedTextNode) {
067                    if (formattedTextNode.getChildASTNodesCount() > 0) {
068                            traverse(formattedTextNode.getChildASTNodes());
069                    }
070            }
071    
072            public void visit(HeadingNode headingNode) {
073                    traverse(headingNode.getChildASTNodes());
074            }
075    
076            public void visit(HorizontalNode horizontalNode) {
077            }
078    
079            public void visit(ImageNode imageNode) {
080                    if (imageNode.hasAltCollectionNode()) {
081                            traverse(imageNode.getAltNode().getASTNodes());
082                    }
083            }
084    
085            public void visit(ItalicTextNode italicTextNode) {
086                    if (italicTextNode.getChildASTNodesCount() > 0) {
087                            traverse(italicTextNode.getChildASTNodes());
088                    }
089            }
090    
091            public void visit(LineNode lineNode) {
092                    traverse(lineNode.getChildASTNodes());
093            }
094    
095            public void visit(LinkNode linkNode) {
096                    if (linkNode.hasAltCollectionNode()) {
097                            traverse(linkNode.getAltCollectionNode().getASTNodes());
098                    }
099            }
100    
101            public void visit(ListNode listNode) {
102                    traverse(listNode.getChildASTNodes());
103            }
104    
105            public void visit(NoWikiSectionNode noWikiSectionNode) {
106            }
107    
108            public void visit(OrderedListItemNode orderedListItemNode) {
109                    traverse(orderedListItemNode.getChildASTNodes());
110            }
111    
112            public void visit(OrderedListNode orderedListNode) {
113                    traverse(orderedListNode.getChildASTNodes());
114            }
115    
116            public void visit(ParagraphNode paragraphNode) {
117                    traverse(paragraphNode.getChildASTNodes());
118            }
119    
120            public void visit(ScapedNode scapedNode) {
121            }
122    
123            public void visit(TableDataNode tableDataNode) {
124                    traverse(tableDataNode.getChildASTNodes());
125            }
126    
127            public void visit(TableHeaderNode tableHeaderNode) {
128                    traverse(tableHeaderNode.getChildASTNodes());
129            }
130    
131            public void visit(TableNode tableNode) {
132                    traverse(tableNode.getChildASTNodes());
133            }
134    
135            public void visit(TableOfContentsNode tableOfContentsNode) {
136            }
137    
138            public void visit(UnformattedTextNode unformattedTextNode) {
139                    if (unformattedTextNode.getChildASTNodesCount() > 0) {
140                            traverse(unformattedTextNode.getChildASTNodes());
141                    }
142            }
143    
144            public void visit(UnorderedListItemNode unorderedListItemNode) {
145                    traverse(unorderedListItemNode.getChildASTNodes());
146            }
147    
148            public void visit(UnorderedListNode unorderedListNode) {
149                    traverse(unorderedListNode.getChildASTNodes());
150            }
151    
152            public void visit(WikiPageNode wikiPageNode) {
153                    traverse(wikiPageNode.getChildASTNodes());
154            }
155    
156            protected void traverse(List<ASTNode> astNodes) {
157                    if (astNodes != null) {
158                            for (ASTNode node : astNodes) {
159                                    node.accept(this);
160                            }
161                    }
162            }
163    
164    }