/* * 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. * *
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.
*
* @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