| /* |
| * Copyright (c) 1998, 2016, 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 jdk.javadoc.internal.doclets.formats.html; |
| |
| import java.io.*; |
| import java.util.*; |
| |
| import javax.lang.model.element.TypeElement; |
| |
| import jdk.javadoc.internal.doclets.formats.html.markup.HtmlConstants; |
| import jdk.javadoc.internal.doclets.formats.html.markup.HtmlStyle; |
| import jdk.javadoc.internal.doclets.formats.html.markup.HtmlTag; |
| import jdk.javadoc.internal.doclets.formats.html.markup.HtmlTree; |
| import jdk.javadoc.internal.doclets.toolkit.Content; |
| import jdk.javadoc.internal.doclets.toolkit.util.ClassTree; |
| import jdk.javadoc.internal.doclets.toolkit.util.DocPath; |
| import jdk.javadoc.internal.doclets.toolkit.util.DocletAbortException; |
| |
| |
| /** |
| * 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; |
| |
| /** |
| * 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 sub-classes info. |
| * |
| * @param parent the superclass or superinterface of the sset |
| * @param collection a collection 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(TypeElement parent, Collection<TypeElement> collection, |
| boolean isEnum, Content contentTree) { |
| if (!collection.isEmpty()) { |
| Content ul = new HtmlTree(HtmlTag.UL); |
| for (TypeElement local : collection) { |
| HtmlTree li = new HtmlTree(HtmlTag.LI); |
| li.addStyle(HtmlStyle.circle); |
| addPartialInfo(local, li); |
| addExtendsImplements(parent, local, li); |
| addLevelInfo(local, classtree.directSubClasses(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 sset 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(SortedSet<TypeElement> sset, String heading, HtmlTree div) { |
| addTree(sset, heading, div, false); |
| } |
| |
| protected void addTree(SortedSet<TypeElement> sset, String heading, |
| HtmlTree div, boolean isEnums) { |
| if (!sset.isEmpty()) { |
| TypeElement firstTypeElement = sset.first(); |
| Content headingContent = getResource(heading); |
| Content sectionHeading = HtmlTree.HEADING(HtmlConstants.CONTENT_HEADING, true, |
| headingContent); |
| HtmlTree htmlTree; |
| if (configuration.allowTag(HtmlTag.SECTION)) { |
| htmlTree = HtmlTree.SECTION(sectionHeading); |
| } else { |
| div.addContent(sectionHeading); |
| htmlTree = div; |
| } |
| addLevelInfo(!utils.isInterface(firstTypeElement) ? firstTypeElement : null, |
| sset, isEnums, htmlTree); |
| if (configuration.allowTag(HtmlTag.SECTION)) { |
| div.addContent(htmlTree); |
| } |
| } |
| } |
| |
| /** |
| * Add information regarding the classes which this class extends or |
| * implements. |
| * |
| * @param parent the parent class of the class being documented |
| * @param typeElement the TypeElement under consideration |
| * @param contentTree the content tree to which the information will be added |
| */ |
| protected void addExtendsImplements(TypeElement parent, TypeElement typeElement, |
| Content contentTree) { |
| SortedSet<TypeElement> interfaces = new TreeSet<>(utils.makeGeneralPurposeComparator()); |
| typeElement.getInterfaces().stream().forEach((t) -> { |
| interfaces.add(utils.asTypeElement(t)); |
| }); |
| if (interfaces.size() > (utils.isInterface(typeElement) ? 1 : 0)) { |
| boolean isFirst = true; |
| for (TypeElement intf : interfaces) { |
| if (parent != intf) { |
| if (utils.isPublic(intf) || utils.isLinkable(intf)) { |
| if (isFirst) { |
| isFirst = false; |
| if (utils.isInterface(typeElement)) { |
| contentTree.addContent(" ("); |
| contentTree.addContent(getResource("doclet.also")); |
| contentTree.addContent(" extends "); |
| } else { |
| contentTree.addContent(" (implements "); |
| } |
| } else { |
| contentTree.addContent(", "); |
| } |
| addPreQualifiedClassLink(LinkInfoImpl.Kind.TREE, intf, contentTree); |
| } |
| } |
| } |
| if (!isFirst) { |
| contentTree.addContent(")"); |
| } |
| } |
| } |
| |
| /** |
| * Add information about the class kind, if it's a "class" or "interface". |
| * |
| * @param typeElement the class being documented |
| * @param contentTree the content tree to which the information will be added |
| */ |
| protected void addPartialInfo(TypeElement typeElement, Content contentTree) { |
| addPreQualifiedStrongClassLink(LinkInfoImpl.Kind.TREE, typeElement, 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; |
| } |
| } |