author | ksrini |
Sun, 15 Jun 2014 08:41:57 -0700 | |
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parent 22159 | 682da512ec17 |
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/* |
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* Copyright (c) 1998, 2014, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package com.sun.tools.doclets.formats.html; |
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import java.io.*; |
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import java.util.*; |
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import com.sun.javadoc.*; |
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import com.sun.tools.doclets.formats.html.markup.*; |
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import com.sun.tools.doclets.internal.toolkit.*; |
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import com.sun.tools.doclets.internal.toolkit.util.*; |
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/** |
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* Abstract class to print the class hierarchy page for all the Classes. This |
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* is sub-classed by {@link PackageTreeWriter} and {@link TreeWriter} to |
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* generate the Package Tree and global Tree(for all the classes and packages) |
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* pages. |
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* |
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* <p><b>This is NOT part of any supported API. |
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* If you write code that depends on this, you do so at your own risk. |
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* This code and its internal interfaces are subject to change or |
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* deletion without notice.</b> |
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* |
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* @author Atul M Dambalkar |
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*/ |
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public abstract class AbstractTreeWriter extends HtmlDocletWriter { |
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/** |
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* The class and interface tree built by using {@link ClassTree} |
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*/ |
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protected final ClassTree classtree; |
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private static final String LI_CIRCLE = "circle"; |
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/** |
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* Constructor initializes classtree variable. This constructor will be used |
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* while generating global tree file "overview-tree.html". |
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* |
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* @param configuration The current configuration |
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* @param filename File to be generated. |
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* @param classtree Tree built by {@link ClassTree}. |
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* @throws IOException |
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* @throws DocletAbortException |
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*/ |
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protected AbstractTreeWriter(ConfigurationImpl configuration, |
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DocPath filename, ClassTree classtree) |
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throws IOException { |
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super(configuration, filename); |
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this.classtree = classtree; |
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} |
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/** |
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* Add each level of the class tree. For each sub-class or |
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* sub-interface indents the next level information. |
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* Recurses itself to add subclasses info. |
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* |
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* @param parent the superclass or superinterface of the list |
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* @param list list of the sub-classes at this level |
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* @param isEnum true if we are generating a tree for enums |
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* @param contentTree the content tree to which the level information will be added |
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*/ |
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protected void addLevelInfo(ClassDoc parent, List<ClassDoc> list, |
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boolean isEnum, Content contentTree) { |
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int size = list.size(); |
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if (size > 0) { |
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Content ul = new HtmlTree(HtmlTag.UL); |
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for (ClassDoc local : list) { |
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HtmlTree li = new HtmlTree(HtmlTag.LI); |
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li.addAttr(HtmlAttr.TYPE, LI_CIRCLE); |
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addPartialInfo(local, li); |
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addExtendsImplements(parent, local, li); |
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addLevelInfo(local, classtree.subs(local, isEnum), |
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isEnum, li); // Recurse |
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ul.addContent(li); |
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} |
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contentTree.addContent(ul); |
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} |
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} |
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/** |
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* Add the heading for the tree depending upon tree type if it's a |
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* Class Tree or Interface tree. |
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* |
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* @param list List of classes which are at the most base level, all the |
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* other classes in this run will derive from these classes |
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* @param heading heading for the tree |
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* @param div the content tree to which the tree will be added |
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*/ |
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protected void addTree(List<ClassDoc> list, String heading, Content div) { |
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if (list.size() > 0) { |
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ClassDoc firstClassDoc = list.get(0); |
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Content headingContent = getResource(heading); |
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div.addContent(HtmlTree.HEADING(HtmlConstants.CONTENT_HEADING, true, |
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headingContent)); |
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addLevelInfo(!firstClassDoc.isInterface()? firstClassDoc : null, |
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list, list == classtree.baseEnums(), div); |
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} |
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} |
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/** |
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* Add information regarding the classes which this class extends or |
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* implements. |
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* |
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* @param parent the parent class of the class being documented |
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* @param cd the classdoc under consideration |
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* @param contentTree the content tree to which the information will be added |
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*/ |
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protected void addExtendsImplements(ClassDoc parent, ClassDoc cd, |
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Content contentTree) { |
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ClassDoc[] interfaces = cd.interfaces(); |
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if (interfaces.length > (cd.isInterface()? 1 : 0)) { |
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Arrays.sort(interfaces); |
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int counter = 0; |
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for (ClassDoc intf : interfaces) { |
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if (parent != intf) { |
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if (!(intf.isPublic() || |
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utils.isLinkable(intf, configuration))) { |
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continue; |
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} |
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if (counter == 0) { |
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if (cd.isInterface()) { |
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contentTree.addContent(" ("); |
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contentTree.addContent(getResource("doclet.also")); |
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contentTree.addContent(" extends "); |
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} else { |
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contentTree.addContent(" (implements "); |
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} |
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} else { |
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contentTree.addContent(", "); |
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} |
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addPreQualifiedClassLink(LinkInfoImpl.Kind.TREE, |
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intf, contentTree); |
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counter++; |
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} |
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} |
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if (counter > 0) { |
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contentTree.addContent(")"); |
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} |
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} |
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} |
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/** |
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* Add information about the class kind, if it's a "class" or "interface". |
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* |
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* @param cd the class being documented |
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* @param contentTree the content tree to which the information will be added |
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*/ |
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protected void addPartialInfo(ClassDoc cd, Content contentTree) { |
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addPreQualifiedStrongClassLink(LinkInfoImpl.Kind.TREE, cd, contentTree); |
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} |
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/** |
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* Get the tree label for the navigation bar. |
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* |
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* @return a content tree for the tree label |
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*/ |
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protected Content getNavLinkTree() { |
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Content li = HtmlTree.LI(HtmlStyle.navBarCell1Rev, treeLabel); |
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return li; |
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} |
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} |