src/share/classes/com/sun/tools/doclets/internal/toolkit/taglets/InheritDocTaglet.java

Sun, 24 Feb 2013 11:36:58 -0800

author
jjg
date
Sun, 24 Feb 2013 11:36:58 -0800
changeset 1606
ccbe7ffdd867
parent 1410
bfec2a1cc869
child 1724
d918b63a5509
permissions
-rw-r--r--

7112427: The doclet needs to be able to generate JavaFX documentation.
Reviewed-by: jjg
Contributed-by: jan.valenta@oracle.com

duke@1 1 /*
jjg@1359 2 * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved.
duke@1 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1 4 *
duke@1 5 * This code is free software; you can redistribute it and/or modify it
duke@1 6 * under the terms of the GNU General Public License version 2 only, as
ohair@554 7 * published by the Free Software Foundation. Oracle designates this
duke@1 8 * particular file as subject to the "Classpath" exception as provided
ohair@554 9 * by Oracle in the LICENSE file that accompanied this code.
duke@1 10 *
duke@1 11 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@1 14 * version 2 for more details (a copy is included in the LICENSE file that
duke@1 15 * accompanied this code).
duke@1 16 *
duke@1 17 * You should have received a copy of the GNU General Public License version
duke@1 18 * 2 along with this work; if not, write to the Free Software Foundation,
duke@1 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1 20 *
ohair@554 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554 22 * or visit www.oracle.com if you need additional information or have any
ohair@554 23 * questions.
duke@1 24 */
duke@1 25
duke@1 26 package com.sun.tools.doclets.internal.toolkit.taglets;
duke@1 27
duke@1 28 import com.sun.javadoc.*;
jjg@1410 29 import com.sun.tools.doclets.internal.toolkit.Configuration;
duke@1 30 import com.sun.tools.doclets.internal.toolkit.util.*;
duke@1 31
duke@1 32 /**
duke@1 33 * An inline Taglet representing the <b>inheritDoc</b> tag. This tag should only
duke@1 34 * be used with a method. It is used to inherit documentation from overriden
duke@1 35 * and implemented methods.
duke@1 36 *
jjg@1359 37 * <p><b>This is NOT part of any supported API.
jjg@1359 38 * If you write code that depends on this, you do so at your own risk.
jjg@1359 39 * This code and its internal interfaces are subject to change or
jjg@1359 40 * deletion without notice.</b>
duke@1 41 *
duke@1 42 * @author Jamie Ho
duke@1 43 * @since 1.4
duke@1 44 */
duke@1 45
duke@1 46 public class InheritDocTaglet extends BaseInlineTaglet {
duke@1 47
duke@1 48 /**
duke@1 49 * The inline tag that would appear in the documentation if
duke@1 50 * the writer wanted documentation to be inherited.
duke@1 51 */
duke@1 52 public static final String INHERIT_DOC_INLINE_TAG = "{@inheritDoc}";
duke@1 53
duke@1 54 /**
duke@1 55 * Construct a new InheritDocTaglet.
duke@1 56 */
duke@1 57 public InheritDocTaglet () {
duke@1 58 name = "inheritDoc";
duke@1 59 }
duke@1 60
duke@1 61 /**
duke@1 62 * Will return false because this inline tag may
duke@1 63 * only appear in Methods.
duke@1 64 * @return false since this is not a method.
duke@1 65 */
duke@1 66 public boolean inField() {
duke@1 67 return false;
duke@1 68 }
duke@1 69
duke@1 70 /**
duke@1 71 * Will return false because this inline tag may
duke@1 72 * only appear in Methods.
duke@1 73 * @return false since this is not a method.
duke@1 74 */
duke@1 75 public boolean inConstructor() {
duke@1 76 return false;
duke@1 77 }
duke@1 78
duke@1 79 /**
duke@1 80 * Will return false because this inline tag may
duke@1 81 * only appear in Methods.
duke@1 82 * @return false since this is not a method.
duke@1 83 */
duke@1 84 public boolean inOverview() {
duke@1 85 return false;
duke@1 86 }
duke@1 87
duke@1 88 /**
duke@1 89 * Will return false because this inline tag may
duke@1 90 * only appear in Methods.
duke@1 91 * @return false since this is not a method.
duke@1 92 */
duke@1 93 public boolean inPackage() {
duke@1 94 return false;
duke@1 95 }
duke@1 96
duke@1 97 /**
duke@1 98 * Will return false because this inline tag may
duke@1 99 * only appear in Methods.
duke@1 100 * @return false since this is not a method.
duke@1 101 */
duke@1 102 public boolean inType() {
duke@1 103 return false;
duke@1 104 }
duke@1 105
duke@1 106 /**
duke@1 107 * Given a <code>MethodDoc</code> item, a <code>Tag</code> in the
jjg@1410 108 * <code>MethodDoc</code> item and a String, replace all occurrences
duke@1 109 * of @inheritDoc with documentation from it's superclass or superinterface.
duke@1 110 *
duke@1 111 * @param writer the writer that is writing the output.
duke@1 112 * @param md the {@link MethodDoc} that we are documenting.
duke@1 113 * @param holderTag the tag that holds the inheritDoc tag.
duke@1 114 * @param isFirstSentence true if we only want to inherit the first sentence.
duke@1 115 */
duke@1 116 private TagletOutput retrieveInheritedDocumentation(TagletWriter writer,
duke@1 117 MethodDoc md, Tag holderTag, boolean isFirstSentence) {
duke@1 118 TagletOutput replacement = writer.getTagletOutputInstance();
duke@1 119
jjg@1410 120 Configuration configuration = writer.configuration();
duke@1 121 Taglet inheritableTaglet = holderTag == null ?
jjg@1410 122 null : configuration.tagletManager.getTaglet(holderTag.name());
duke@1 123 if (inheritableTaglet != null &&
duke@1 124 !(inheritableTaglet instanceof InheritableTaglet)) {
duke@1 125 //This tag does not support inheritence.
jjg@1410 126 configuration.message.warning(md.position(),
duke@1 127 "doclet.noInheritedDoc", md.name() + md.flatSignature());
duke@1 128 }
duke@1 129 DocFinder.Output inheritedDoc =
duke@1 130 DocFinder.search(new DocFinder.Input(md,
duke@1 131 (InheritableTaglet) inheritableTaglet, holderTag,
duke@1 132 isFirstSentence, true));
duke@1 133 if (inheritedDoc.isValidInheritDocTag == false) {
jjg@1410 134 configuration.message.warning(md.position(),
duke@1 135 "doclet.noInheritedDoc", md.name() + md.flatSignature());
duke@1 136 } else if (inheritedDoc.inlineTags.length > 0) {
duke@1 137 replacement = writer.commentTagsToOutput(inheritedDoc.holderTag,
duke@1 138 inheritedDoc.holder, inheritedDoc.inlineTags, isFirstSentence);
duke@1 139 }
duke@1 140 return replacement;
duke@1 141 }
duke@1 142
duke@1 143 /**
duke@1 144 * Given the <code>Tag</code> representation of this custom
duke@1 145 * tag, return its string representation, which is output
duke@1 146 * to the generated page.
duke@1 147 * @param tag the <code>Tag</code> representation of this custom tag.
duke@1 148 * @param tagletWriter the taglet writer for output.
duke@1 149 * @return the TagletOutput representation of this <code>Tag</code>.
duke@1 150 */
duke@1 151 public TagletOutput getTagletOutput(Tag tag, TagletWriter tagletWriter) {
duke@1 152 if (! (tag.holder() instanceof MethodDoc)) {
duke@1 153 return tagletWriter.getOutputInstance();
duke@1 154 }
duke@1 155 return tag.name().equals("@inheritDoc") ?
duke@1 156 retrieveInheritedDocumentation(tagletWriter, (MethodDoc) tag.holder(), null, tagletWriter.isFirstSentence) :
duke@1 157 retrieveInheritedDocumentation(tagletWriter, (MethodDoc) tag.holder(), tag, tagletWriter.isFirstSentence);
duke@1 158 }
duke@1 159 }

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