src/share/classes/com/sun/tools/doclets/formats/html/TreeWriter.java

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1 /*
2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package com.sun.tools.doclets.formats.html;
27
28 import java.io.*;
29
30 import com.sun.javadoc.*;
31 import com.sun.tools.doclets.formats.html.markup.*;
32 import com.sun.tools.doclets.internal.toolkit.*;
33 import com.sun.tools.doclets.internal.toolkit.util.*;
34
35 /**
36 * Generate Class Hierarchy page for all the Classes in this run. Use
37 * ClassTree for building the Tree. The name of
38 * the generated file is "overview-tree.html" and it is generated in the
39 * current or the destination directory.
40 *
41 * <p><b>This is NOT part of any supported API.
42 * If you write code that depends on this, you do so at your own risk.
43 * This code and its internal interfaces are subject to change or
44 * deletion without notice.</b>
45 *
46 * @author Atul M Dambalkar
47 * @author Bhavesh Patel (Modified)
48 */
49 public class TreeWriter extends AbstractTreeWriter {
50
51 /**
52 * Packages in this run.
53 */
54 private PackageDoc[] packages;
55
56 /**
57 * True if there are no packages specified on the command line,
58 * False otherwise.
59 */
60 private boolean classesonly;
61
62 /**
63 * Constructor to construct TreeWriter object.
64 *
65 * @param configuration the current configuration of the doclet.
66 * @param filename String filename
67 * @param classtree the tree being built.
68 */
69 public TreeWriter(ConfigurationImpl configuration,
70 DocPath filename, ClassTree classtree)
71 throws IOException {
72 super(configuration, filename, classtree);
73 packages = configuration.packages;
74 classesonly = packages.length == 0;
75 }
76
77 /**
78 * Create a TreeWriter object and use it to generate the
79 * "overview-tree.html" file.
80 *
81 * @param classtree the class tree being documented.
82 * @throws DocletAbortException
83 */
84 public static void generate(ConfigurationImpl configuration,
85 ClassTree classtree) {
86 TreeWriter treegen;
87 DocPath filename = DocPaths.OVERVIEW_TREE;
88 try {
89 treegen = new TreeWriter(configuration, filename, classtree);
90 treegen.generateTreeFile();
91 treegen.close();
92 } catch (IOException exc) {
93 configuration.standardmessage.error(
94 "doclet.exception_encountered",
95 exc.toString(), filename);
96 throw new DocletAbortException(exc);
97 }
98 }
99
100 /**
101 * Generate the interface hierarchy and class hierarchy.
102 */
103 public void generateTreeFile() throws IOException {
104 Content body = getTreeHeader();
105 Content headContent = getResource("doclet.Hierarchy_For_All_Packages");
106 Content heading = HtmlTree.HEADING(HtmlConstants.TITLE_HEADING, false,
107 HtmlStyle.title, headContent);
108 Content div = HtmlTree.DIV(HtmlStyle.header, heading);
109 addPackageTreeLinks(div);
110 body.addContent(div);
111 HtmlTree divTree = new HtmlTree(HtmlTag.DIV);
112 divTree.addStyle(HtmlStyle.contentContainer);
113 addTree(classtree.baseclasses(), "doclet.Class_Hierarchy", divTree);
114 addTree(classtree.baseinterfaces(), "doclet.Interface_Hierarchy", divTree);
115 addTree(classtree.baseAnnotationTypes(), "doclet.Annotation_Type_Hierarchy", divTree);
116 addTree(classtree.baseEnums(), "doclet.Enum_Hierarchy", divTree);
117 body.addContent(divTree);
118 addNavLinks(false, body);
119 addBottom(body);
120 printHtmlDocument(null, true, body);
121 }
122
123 /**
124 * Add the links to all the package tree files.
125 *
126 * @param contentTree the content tree to which the links will be added
127 */
128 protected void addPackageTreeLinks(Content contentTree) {
129 //Do nothing if only unnamed package is used
130 if (packages.length == 1 && packages[0].name().length() == 0) {
131 return;
132 }
133 if (!classesonly) {
134 Content span = HtmlTree.SPAN(HtmlStyle.packageHierarchyLabel,
135 getResource("doclet.Package_Hierarchies"));
136 contentTree.addContent(span);
137 HtmlTree ul = new HtmlTree(HtmlTag.UL);
138 ul.addStyle(HtmlStyle.horizontal);
139 for (int i = 0; i < packages.length; i++) {
140 // If the package name length is 0 or if -nodeprecated option
141 // is set and the package is marked as deprecated, do not include
142 // the page in the list of package hierarchies.
143 if (packages[i].name().length() == 0 ||
144 (configuration.nodeprecated && Util.isDeprecated(packages[i]))) {
145 continue;
146 }
147 DocPath link = pathString(packages[i], DocPaths.PACKAGE_TREE);
148 Content li = HtmlTree.LI(getHyperLink(
149 link, new StringContent(packages[i].name())));
150 if (i < packages.length - 1) {
151 li.addContent(", ");
152 }
153 ul.addContent(li);
154 }
155 contentTree.addContent(ul);
156 }
157 }
158
159 /**
160 * Get the tree header.
161 *
162 * @return a content tree for the tree header
163 */
164 protected Content getTreeHeader() {
165 String title = configuration.getText("doclet.Window_Class_Hierarchy");
166 Content bodyTree = getBody(true, getWindowTitle(title));
167 addTop(bodyTree);
168 addNavLinks(true, bodyTree);
169 return bodyTree;
170 }
171 }

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