| /* |
| * Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.tools.doclets.formats.html; |
| |
| import java.io.*; |
| import java.util.*; |
| |
| import com.sun.javadoc.*; |
| import com.sun.tools.doclets.formats.html.markup.*; |
| import com.sun.tools.doclets.internal.toolkit.*; |
| import com.sun.tools.doclets.internal.toolkit.util.*; |
| |
| /** |
| * Abstract class to print the class hierarchy page for all the Classes. This |
| * is sub-classed by {@link PackageTreeWriter} and {@link TreeWriter} to |
| * generate the Package Tree and global Tree(for all the classes and packages) |
| * pages. |
| * |
| * <p><b>This is NOT part of any supported API. |
| * If you write code that depends on this, you do so at your own risk. |
| * This code and its internal interfaces are subject to change or |
| * deletion without notice.</b> |
| * |
| * @author Atul M Dambalkar |
| */ |
| public abstract class AbstractTreeWriter extends HtmlDocletWriter { |
| |
| /** |
| * The class and interface tree built by using {@link ClassTree} |
| */ |
| protected final ClassTree classtree; |
| |
| private static final String LI_CIRCLE = "circle"; |
| |
| /** |
| * Constructor initializes classtree variable. This constructor will be used |
| * while generating global tree file "overview-tree.html". |
| * |
| * @param configuration The current configuration |
| * @param filename File to be generated. |
| * @param classtree Tree built by {@link ClassTree}. |
| * @throws IOException |
| * @throws DocletAbortException |
| */ |
| protected AbstractTreeWriter(ConfigurationImpl configuration, |
| DocPath filename, ClassTree classtree) |
| throws IOException { |
| super(configuration, filename); |
| this.classtree = classtree; |
| } |
| |
| /** |
| * Add each level of the class tree. For each sub-class or |
| * sub-interface indents the next level information. |
| * Recurses itself to add subclasses info. |
| * |
| * @param parent the superclass or superinterface of the list |
| * @param list list of the sub-classes at this level |
| * @param isEnum true if we are generating a tree for enums |
| * @param contentTree the content tree to which the level information will be added |
| */ |
| protected void addLevelInfo(ClassDoc parent, List<ClassDoc> list, |
| boolean isEnum, Content contentTree) { |
| int size = list.size(); |
| if (size > 0) { |
| Content ul = new HtmlTree(HtmlTag.UL); |
| for (int i = 0; i < size; i++) { |
| ClassDoc local = list.get(i); |
| HtmlTree li = new HtmlTree(HtmlTag.LI); |
| li.addAttr(HtmlAttr.TYPE, LI_CIRCLE); |
| addPartialInfo(local, li); |
| addExtendsImplements(parent, local, li); |
| addLevelInfo(local, classtree.subs(local, isEnum), |
| isEnum, li); // Recurse |
| ul.addContent(li); |
| } |
| contentTree.addContent(ul); |
| } |
| } |
| |
| /** |
| * Add the heading for the tree depending upon tree type if it's a |
| * Class Tree or Interface tree. |
| * |
| * @param list List of classes which are at the most base level, all the |
| * other classes in this run will derive from these classes |
| * @param heading heading for the tree |
| * @param div the content tree to which the tree will be added |
| */ |
| protected void addTree(List<ClassDoc> list, String heading, Content div) { |
| if (list.size() > 0) { |
| ClassDoc firstClassDoc = list.get(0); |
| Content headingContent = getResource(heading); |
| div.addContent(HtmlTree.HEADING(HtmlConstants.CONTENT_HEADING, true, |
| headingContent)); |
| addLevelInfo(!firstClassDoc.isInterface()? firstClassDoc : null, |
| list, list == classtree.baseEnums(), div); |
| } |
| } |
| |
| /** |
| * Add information regarding the classes which this class extends or |
| * implements. |
| * |
| * @param parent the parent class of the class being documented |
| * @param cd the classdoc under consideration |
| * @param contentTree the content tree to which the information will be added |
| */ |
| protected void addExtendsImplements(ClassDoc parent, ClassDoc cd, |
| Content contentTree) { |
| ClassDoc[] interfaces = cd.interfaces(); |
| if (interfaces.length > (cd.isInterface()? 1 : 0)) { |
| Arrays.sort(interfaces); |
| int counter = 0; |
| for (int i = 0; i < interfaces.length; i++) { |
| if (parent != interfaces[i]) { |
| if (! (interfaces[i].isPublic() || |
| Util.isLinkable(interfaces[i], configuration))) { |
| continue; |
| } |
| if (counter == 0) { |
| if (cd.isInterface()) { |
| contentTree.addContent(" ("); |
| contentTree.addContent(getResource("doclet.also")); |
| contentTree.addContent(" extends "); |
| } else { |
| contentTree.addContent(" (implements "); |
| } |
| } else { |
| contentTree.addContent(", "); |
| } |
| addPreQualifiedClassLink(LinkInfoImpl.Kind.TREE, |
| interfaces[i], contentTree); |
| counter++; |
| } |
| } |
| if (counter > 0) { |
| contentTree.addContent(")"); |
| } |
| } |
| } |
| |
| /** |
| * Add information about the class kind, if it's a "class" or "interface". |
| * |
| * @param cd the class being documented |
| * @param contentTree the content tree to which the information will be added |
| */ |
| protected void addPartialInfo(ClassDoc cd, Content contentTree) { |
| addPreQualifiedStrongClassLink(LinkInfoImpl.Kind.TREE, cd, contentTree); |
| } |
| |
| /** |
| * Get the tree label for the navigation bar. |
| * |
| * @return a content tree for the tree label |
| */ |
| protected Content getNavLinkTree() { |
| Content li = HtmlTree.LI(HtmlStyle.navBarCell1Rev, treeLabel); |
| return li; |
| } |
| } |