Mercurial > jdk8-mips64-public > langtools / file revision

 /*

  * Copyright (c) 1997, 2010, 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 com.sun.javadoc.*;

 import com.sun.tools.doclets.internal.toolkit.util.*;

 import com.sun.tools.doclets.formats.html.markup.*;

 import com.sun.tools.doclets.internal.toolkit.*;

 /**

  * Generate Class Hierarchy page for all the Classes in this run.  Use

  * ClassTree for building the Tree. The name of

  * the generated file is "overview-tree.html" and it is generated in the

  * current or the destination directory.

  *

  * @author Atul M Dambalkar

  * @author Bhavesh Patel (Modified)

  */

 public class TreeWriter extends AbstractTreeWriter {

     /**

      * Packages in this run.

      */

     private PackageDoc[] packages;

     /**

      * True if there are no packages specified on the command line,

      * False otherwise.

      */

     private boolean classesonly;

     /**

      * Constructor to construct TreeWriter object.

      *

      * @param configuration the current configuration of the doclet.

      * @param filename String filename

      * @param classtree the tree being built.

      */

     public TreeWriter(ConfigurationImpl configuration,

             String filename, ClassTree classtree)

     throws IOException {

         super(configuration, filename, classtree);

         packages = configuration.packages;

     classesonly = packages.length == 0;

     }

     /**

      * Create a TreeWriter object and use it to generate the

      * "overview-tree.html" file.

      *

      * @param classtree the class tree being documented.

      * @throws  DocletAbortException

      */

     public static void generate(ConfigurationImpl configuration,

                                 ClassTree classtree) {

         TreeWriter treegen;

         String filename = "overview-tree.html";

         try {

             treegen = new TreeWriter(configuration, filename, classtree);

             treegen.generateTreeFile();

             treegen.close();

         } catch (IOException exc) {

             configuration.standardmessage.error(

                         "doclet.exception_encountered",

                         exc.toString(), filename);

             throw new DocletAbortException();

         }

     }

     /**

      * Generate the interface hierarchy and class hierarchy.

      */

     public void generateTreeFile() throws IOException {

         Content body = getTreeHeader();

         Content headContent = getResource("doclet.Hierarchy_For_All_Packages");

         Content heading = HtmlTree.HEADING(HtmlConstants.TITLE_HEADING, false,

                 HtmlStyle.title, headContent);

         Content div = HtmlTree.DIV(HtmlStyle.header, heading);

         addPackageTreeLinks(div);

         body.addContent(div);

         HtmlTree divTree = new HtmlTree(HtmlTag.DIV);

         divTree.addStyle(HtmlStyle.contentContainer);

         addTree(classtree.baseclasses(), "doclet.Class_Hierarchy", divTree);

         addTree(classtree.baseinterfaces(), "doclet.Interface_Hierarchy", divTree);

         addTree(classtree.baseAnnotationTypes(), "doclet.Annotation_Type_Hierarchy", divTree);

         addTree(classtree.baseEnums(), "doclet.Enum_Hierarchy", divTree);

         body.addContent(divTree);

         addNavLinks(false, body);

         addBottom(body);

         printHtmlDocument(null, true, body);

     }

     /**

      * Add the links to all the package tree files.

      *

      * @param contentTree the content tree to which the links will be added

      */

     protected void addPackageTreeLinks(Content contentTree) {

         //Do nothing if only unnamed package is used

         if (packages.length == 1 && packages[0].name().length() == 0) {

             return;

         }

         if (!classesonly) {

             Content span = HtmlTree.SPAN(HtmlStyle.strong,

                     getResource("doclet.Package_Hierarchies"));

             contentTree.addContent(span);

             HtmlTree ul = new HtmlTree(HtmlTag.UL);

             ul.addStyle(HtmlStyle.horizontal);

             for (int i = 0; i < packages.length; i++) {

                 if (packages[i].name().length() == 0) {

                     continue;

                 }

                 String link = pathString(packages[i], "package-tree.html");

                 Content li = HtmlTree.LI(getHyperLink(

                         link, "", new StringContent(packages[i].name())));

                 if (i < packages.length - 1) {

                     li.addContent(", ");

                 }

                 ul.addContent(li);

             }

             contentTree.addContent(ul);

         }

     }

     /**

      * Get the tree header.

      *

      * @return a content tree for the tree header

      */

     protected Content getTreeHeader() {

         String title = configuration.getText("doclet.Window_Class_Hierarchy");

         Content bodyTree = getBody(true, getWindowTitle(title));

         addTop(bodyTree);

         addNavLinks(true, bodyTree);

         return bodyTree;

     }

 }