author | ksrini |
Tue, 15 Aug 2017 13:16:32 -0700 | |
changeset 46184 | f1325703ea85 |
parent 42831 | feff6f296019 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2011, 2017, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package com.sun.tools.javac.tree; |
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import java.text.BreakIterator; |
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import java.util.ArrayList; |
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import java.util.Collection; |
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import java.util.EnumSet; |
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import java.util.List; |
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import java.util.ListIterator; |
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import javax.lang.model.element.Name; |
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import javax.tools.Diagnostic; |
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import javax.tools.JavaFileObject; |
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import com.sun.source.doctree.AttributeTree.ValueKind; |
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import com.sun.source.doctree.DocTree; |
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import com.sun.source.doctree.DocTree.Kind; |
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import com.sun.source.doctree.EndElementTree; |
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import com.sun.source.doctree.IdentifierTree; |
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import com.sun.source.doctree.ReferenceTree; |
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import com.sun.source.doctree.StartElementTree; |
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import com.sun.source.doctree.TextTree; |
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import com.sun.source.doctree.ProvidesTree; |
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import com.sun.source.doctree.UsesTree; |
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import com.sun.source.util.DocTreeFactory; |
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import com.sun.tools.doclint.HtmlTag; |
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import com.sun.tools.javac.api.JavacTrees; |
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import com.sun.tools.javac.parser.ParserFactory; |
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import com.sun.tools.javac.parser.ReferenceParser; |
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import com.sun.tools.javac.parser.Tokens.Comment; |
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import com.sun.tools.javac.parser.Tokens.Comment.CommentStyle; |
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import com.sun.tools.javac.tree.DCTree.DCAttribute; |
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import com.sun.tools.javac.tree.DCTree.DCAuthor; |
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import com.sun.tools.javac.tree.DCTree.DCComment; |
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import com.sun.tools.javac.tree.DCTree.DCDeprecated; |
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import com.sun.tools.javac.tree.DCTree.DCDocComment; |
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import com.sun.tools.javac.tree.DCTree.DCDocRoot; |
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import com.sun.tools.javac.tree.DCTree.DCEndElement; |
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import com.sun.tools.javac.tree.DCTree.DCEntity; |
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import com.sun.tools.javac.tree.DCTree.DCErroneous; |
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import com.sun.tools.javac.tree.DCTree.DCHidden; |
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import com.sun.tools.javac.tree.DCTree.DCIdentifier; |
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import com.sun.tools.javac.tree.DCTree.DCIndex; |
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import com.sun.tools.javac.tree.DCTree.DCInheritDoc; |
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import com.sun.tools.javac.tree.DCTree.DCLink; |
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import com.sun.tools.javac.tree.DCTree.DCLiteral; |
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import com.sun.tools.javac.tree.DCTree.DCParam; |
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import com.sun.tools.javac.tree.DCTree.DCProvides; |
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import com.sun.tools.javac.tree.DCTree.DCReference; |
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import com.sun.tools.javac.tree.DCTree.DCReturn; |
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import com.sun.tools.javac.tree.DCTree.DCSee; |
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import com.sun.tools.javac.tree.DCTree.DCSerial; |
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import com.sun.tools.javac.tree.DCTree.DCSerialData; |
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import com.sun.tools.javac.tree.DCTree.DCSerialField; |
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import com.sun.tools.javac.tree.DCTree.DCSince; |
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import com.sun.tools.javac.tree.DCTree.DCStartElement; |
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import com.sun.tools.javac.tree.DCTree.DCSummary; |
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import com.sun.tools.javac.tree.DCTree.DCText; |
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import com.sun.tools.javac.tree.DCTree.DCThrows; |
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import com.sun.tools.javac.tree.DCTree.DCUnknownBlockTag; |
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import com.sun.tools.javac.tree.DCTree.DCUnknownInlineTag; |
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import com.sun.tools.javac.tree.DCTree.DCUses; |
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import com.sun.tools.javac.tree.DCTree.DCValue; |
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import com.sun.tools.javac.tree.DCTree.DCVersion; |
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import com.sun.tools.javac.util.Context; |
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import com.sun.tools.javac.util.DefinedBy; |
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import com.sun.tools.javac.util.DefinedBy.Api; |
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import com.sun.tools.javac.util.DiagnosticSource; |
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import com.sun.tools.javac.util.JCDiagnostic; |
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import com.sun.tools.javac.util.JCDiagnostic.DiagnosticPosition; |
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import com.sun.tools.javac.util.ListBuffer; |
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import com.sun.tools.javac.util.Pair; |
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import com.sun.tools.javac.util.Position; |
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import static com.sun.tools.doclint.HtmlTag.*; |
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/** |
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* |
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* <p><b>This is NOT part of any supported API. |
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* If you write code that depends on this, you do so at your own risk. |
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* This code and its internal interfaces are subject to change or |
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* deletion without notice.</b> |
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*/ |
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public class DocTreeMaker implements DocTreeFactory { |
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/** The context key for the tree factory. */ |
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protected static final Context.Key<DocTreeMaker> treeMakerKey = new Context.Key<>(); |
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// A subset of block tags, which acts as sentence breakers, appearing |
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// anywhere but the zero'th position in the first sentence. |
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final EnumSet<HtmlTag> sentenceBreakTags; |
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/** Get the TreeMaker instance. */ |
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public static DocTreeMaker instance(Context context) { |
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DocTreeMaker instance = context.get(treeMakerKey); |
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if (instance == null) |
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instance = new DocTreeMaker(context); |
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return instance; |
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} |
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/** The position at which subsequent trees will be created. |
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*/ |
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public int pos = Position.NOPOS; |
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/** Access to diag factory for ErroneousTrees. */ |
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private final JCDiagnostic.Factory diags; |
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private final JavacTrees trees; |
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/** Utility class to parse reference signatures. */ |
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private final ReferenceParser referenceParser; |
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/** Create a tree maker with NOPOS as initial position. |
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*/ |
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protected DocTreeMaker(Context context) { |
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context.put(treeMakerKey, this); |
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diags = JCDiagnostic.Factory.instance(context); |
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this.pos = Position.NOPOS; |
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trees = JavacTrees.instance(context); |
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referenceParser = new ReferenceParser(ParserFactory.instance(context)); |
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sentenceBreakTags = EnumSet.of(H1, H2, H3, H4, H5, H6, PRE, P); |
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} |
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/** Reassign current position. |
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*/ |
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DocTreeMaker at(int pos) { |
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this.pos = pos; |
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return this; |
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} |
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|
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/** Reassign current position. |
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*/ |
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public DocTreeMaker at(DiagnosticPosition pos) { |
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this.pos = (pos == null ? Position.NOPOS : pos.getStartPosition()); |
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return this; |
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} |
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DCAttribute newAttributeTree(javax.lang.model.element.Name name, ValueKind vkind, java.util.List<? extends DocTree> value) { |
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DCAttribute tree = new DCAttribute(name, vkind, cast(value)); |
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tree.pos = pos; |
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return tree; |
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} |
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DCAuthor newAuthorTree(java.util.List<? extends DocTree> name) { |
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DCAuthor tree = new DCAuthor(cast(name)); |
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tree.pos = pos; |
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return tree; |
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} |
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DCLiteral newCodeTree(TextTree text) { |
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DCLiteral tree = new DCLiteral(Kind.CODE, (DCText) text); |
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tree.pos = pos; |
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return tree; |
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} |
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DCComment newCommentTree(String text) { |
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DCComment tree = new DCComment(text); |
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tree.pos = pos; |
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return tree; |
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} |
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DCDeprecated newDeprecatedTree(List<? extends DocTree> text) { |
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DCDeprecated tree = new DCDeprecated(cast(text)); |
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tree.pos = pos; |
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return tree; |
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} |
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public DCDocComment newDocCommentTree(Comment comment, List<? extends DocTree> fullBody, List<? extends DocTree> tags) { |
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Pair<List<DCTree>, List<DCTree>> pair = splitBody(fullBody); |
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DCDocComment tree = new DCDocComment(comment, cast(fullBody), pair.fst, pair.snd, cast(tags)); |
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tree.pos = pos; |
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return tree; |
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} |
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|
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/* |
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* Primarily to produce a DocCommenTree when given a |
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* first sentence and a body, this is useful, in cases |
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* where the trees are being synthesized by a tool. |
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*/ |
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DCDocComment newDocCommentTree(List<? extends DocTree> fullBody, List<? extends DocTree> tags) { |
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ListBuffer<DCTree> lb = new ListBuffer<>(); |
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lb.addAll(cast(fullBody)); |
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List<DCTree> fBody = lb.toList(); |
|
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|
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// A dummy comment to keep the diagnostics logic happy. |
|
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Comment c = new Comment() { |
|
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@Override |
|
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public String getText() { |
|
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return null; |
|
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} |
|
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||
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@Override |
|
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public int getSourcePos(int index) { |
|
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return Position.NOPOS; |
|
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} |
|
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||
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@Override |
|
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public CommentStyle getStyle() { |
|
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return CommentStyle.JAVADOC; |
|
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} |
|
232 |
||
233 |
@Override |
|
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public boolean isDeprecated() { |
|
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return false; |
|
236 |
} |
|
237 |
}; |
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Pair<List<DCTree>, List<DCTree>> pair = splitBody(fullBody); |
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DCDocComment tree = new DCDocComment(c, fBody, pair.fst, pair.snd, cast(tags)); |
|
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return tree; |
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} |
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DCDocRoot newDocRootTree() { |
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DCDocRoot tree = new DCDocRoot(); |
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tree.pos = pos; |
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return tree; |
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} |
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DCEndElement newEndElementTree(Name name) { |
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DCEndElement tree = new DCEndElement(name); |
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tree.pos = pos; |
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return tree; |
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} |
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DCEntity newEntityTree(Name name) { |
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DCEntity tree = new DCEntity(name); |
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tree.pos = pos; |
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return tree; |
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} |
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DCErroneous newErroneousTree(String text, Diagnostic<JavaFileObject> diag) { |
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DCErroneous tree = new DCErroneous(text, (JCDiagnostic) diag); |
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tree.pos = pos; |
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return tree; |
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} |
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|
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public DCErroneous newErroneousTree(String text, DiagnosticSource diagSource, String code, Object... args) { |
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DCErroneous tree = new DCErroneous(text, diags, diagSource, code, args); |
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tree.pos = pos; |
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return tree; |
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} |
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DCThrows newExceptionTree(ReferenceTree name, List<? extends DocTree> description) { |
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// TODO: verify the reference is just to a type (not a field or method) |
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DCThrows tree = new DCThrows(Kind.EXCEPTION, (DCReference) name, cast(description)); |
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tree.pos = pos; |
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return tree; |
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} |
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DCHidden newHiddenTree(List<? extends DocTree> text) { |
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DCHidden tree = new DCHidden(cast(text)); |
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tree.pos = pos; |
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return tree; |
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} |
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|
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@Override @DefinedBy(Api.COMPILER_TREE) |
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public DCIdentifier newIdentifierTree(Name name) { |
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DCIdentifier tree = new DCIdentifier(name); |
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tree.pos = pos; |
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return tree; |
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} |
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|
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|
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@Override @DefinedBy(Api.COMPILER_TREE) |
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|
300 |
public DCIndex newIndexTree(DocTree term, List<? extends DocTree> description) { |
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|
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DCIndex tree = new DCIndex((DCTree) term, cast(description)); |
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tree.pos = pos; |
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|
303 |
return tree; |
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|
304 |
} |
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|
305 |
|
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|
306 |
@Override @DefinedBy(Api.COMPILER_TREE) |
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|
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public DCInheritDoc newInheritDocTree() { |
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DCInheritDoc tree = new DCInheritDoc(); |
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|
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tree.pos = pos; |
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|
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return tree; |
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|
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} |
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|
312 |
|
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|
313 |
@Override @DefinedBy(Api.COMPILER_TREE) |
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|
314 |
public DCLink newLinkTree(ReferenceTree ref, List<? extends DocTree> label) { |
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|
315 |
DCLink tree = new DCLink(Kind.LINK, (DCReference) ref, cast(label)); |
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|
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tree.pos = pos; |
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|
317 |
return tree; |
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|
318 |
} |
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changeset
|
319 |
|
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changeset
|
320 |
@Override @DefinedBy(Api.COMPILER_TREE) |
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|
321 |
public DCLink newLinkPlainTree(ReferenceTree ref, List<? extends DocTree> label) { |
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|
322 |
DCLink tree = new DCLink(Kind.LINK_PLAIN, (DCReference) ref, cast(label)); |
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|
323 |
tree.pos = pos; |
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changeset
|
324 |
return tree; |
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changeset
|
325 |
} |
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changeset
|
326 |
|
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|
327 |
@Override @DefinedBy(Api.COMPILER_TREE) |
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|
328 |
public DCLiteral newLiteralTree(TextTree text) { |
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|
329 |
DCLiteral tree = new DCLiteral(Kind.LITERAL, (DCText) text); |
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|
330 |
tree.pos = pos; |
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|
331 |
return tree; |
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|
332 |
} |
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changeset
|
333 |
|
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changeset
|
334 |
@Override @DefinedBy(Api.COMPILER_TREE) |
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|
335 |
public DCParam newParamTree(boolean isTypeParameter, IdentifierTree name, List<? extends DocTree> description) { |
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|
336 |
DCParam tree = new DCParam(isTypeParameter, (DCIdentifier) name, cast(description)); |
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|
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tree.pos = pos; |
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|
338 |
return tree; |
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|
339 |
} |
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changeset
|
340 |
|
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|
341 |
@Override @DefinedBy(Api.COMPILER_TREE) |
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|
342 |
public DCProvides newProvidesTree(ReferenceTree name, List<? extends DocTree> description) { |
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|
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DCProvides tree = new DCProvides((DCReference) name, cast(description)); |
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|
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tree.pos = pos; |
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changeset
|
345 |
return tree; |
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changeset
|
346 |
} |
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changeset
|
347 |
|
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changeset
|
348 |
@Override @DefinedBy(Api.COMPILER_TREE) |
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|
349 |
public DCReference newReferenceTree(String signature) { |
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|
350 |
try { |
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|
351 |
ReferenceParser.Reference ref = referenceParser.parse(signature); |
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|
352 |
DCReference tree = new DCReference(signature, ref.qualExpr, ref.member, ref.paramTypes); |
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changeset
|
353 |
tree.pos = pos; |
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changeset
|
354 |
return tree; |
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changeset
|
355 |
} catch (ReferenceParser.ParseException e) { |
c0614a805fad
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|
356 |
throw new IllegalArgumentException("invalid signature", e); |
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changeset
|
357 |
} |
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|
358 |
} |
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changeset
|
359 |
|
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changeset
|
360 |
public DCReference newReferenceTree(String signature, JCTree qualExpr, Name member, List<JCTree> paramTypes) { |
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|
361 |
DCReference tree = new DCReference(signature, qualExpr, member, paramTypes); |
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|
362 |
tree.pos = pos; |
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changeset
|
363 |
return tree; |
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changeset
|
364 |
} |
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changeset
|
365 |
|
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changeset
|
366 |
@Override @DefinedBy(Api.COMPILER_TREE) |
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changeset
|
367 |
public DCReturn newReturnTree(List<? extends DocTree> description) { |
c0614a805fad
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|
368 |
DCReturn tree = new DCReturn(cast(description)); |
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|
369 |
tree.pos = pos; |
36f9d11fc9aa
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changeset
|
370 |
return tree; |
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changeset
|
371 |
} |
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changeset
|
372 |
|
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changeset
|
373 |
@Override @DefinedBy(Api.COMPILER_TREE) |
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changeset
|
374 |
public DCSee newSeeTree(List<? extends DocTree> reference) { |
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|
375 |
DCSee tree = new DCSee(cast(reference)); |
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|
376 |
tree.pos = pos; |
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changeset
|
377 |
return tree; |
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changeset
|
378 |
} |
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changeset
|
379 |
|
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changeset
|
380 |
@Override @DefinedBy(Api.COMPILER_TREE) |
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changeset
|
381 |
public DCSerial newSerialTree(List<? extends DocTree> description) { |
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changeset
|
382 |
DCSerial tree = new DCSerial(cast(description)); |
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changeset
|
383 |
tree.pos = pos; |
36f9d11fc9aa
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changeset
|
384 |
return tree; |
36f9d11fc9aa
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diff
changeset
|
385 |
} |
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changeset
|
386 |
|
35346
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changeset
|
387 |
@Override @DefinedBy(Api.COMPILER_TREE) |
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changeset
|
388 |
public DCSerialData newSerialDataTree(List<? extends DocTree> description) { |
c0614a805fad
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changeset
|
389 |
DCSerialData tree = new DCSerialData(cast(description)); |
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changeset
|
390 |
tree.pos = pos; |
36f9d11fc9aa
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changeset
|
391 |
return tree; |
36f9d11fc9aa
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parents:
diff
changeset
|
392 |
} |
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changeset
|
393 |
|
35346
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changeset
|
394 |
@Override @DefinedBy(Api.COMPILER_TREE) |
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changeset
|
395 |
public DCSerialField newSerialFieldTree(IdentifierTree name, ReferenceTree type, List<? extends DocTree> description) { |
c0614a805fad
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changeset
|
396 |
DCSerialField tree = new DCSerialField((DCIdentifier) name, (DCReference) type, cast(description)); |
14541
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changeset
|
397 |
tree.pos = pos; |
36f9d11fc9aa
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changeset
|
398 |
return tree; |
36f9d11fc9aa
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parents:
diff
changeset
|
399 |
} |
36f9d11fc9aa
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changeset
|
400 |
|
35346
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changeset
|
401 |
@Override @DefinedBy(Api.COMPILER_TREE) |
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changeset
|
402 |
public DCSince newSinceTree(List<? extends DocTree> text) { |
c0614a805fad
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changeset
|
403 |
DCSince tree = new DCSince(cast(text)); |
14541
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changeset
|
404 |
tree.pos = pos; |
36f9d11fc9aa
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parents:
diff
changeset
|
405 |
return tree; |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
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parents:
diff
changeset
|
406 |
} |
36f9d11fc9aa
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parents:
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changeset
|
407 |
|
35346
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changeset
|
408 |
@Override @DefinedBy(Api.COMPILER_TREE) |
c0614a805fad
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changeset
|
409 |
public DCStartElement newStartElementTree(Name name, List<? extends DocTree> attrs, boolean selfClosing) { |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
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changeset
|
410 |
DCStartElement tree = new DCStartElement(name, cast(attrs), selfClosing); |
14541
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changeset
|
411 |
tree.pos = pos; |
36f9d11fc9aa
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parents:
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changeset
|
412 |
return tree; |
36f9d11fc9aa
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parents:
diff
changeset
|
413 |
} |
36f9d11fc9aa
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jjg
parents:
diff
changeset
|
414 |
|
35346
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diff
changeset
|
415 |
@Override @DefinedBy(Api.COMPILER_TREE) |
46184
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8173425: Javadoc needs a new tag to specify the summary.
ksrini
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changeset
|
416 |
public DCSummary newSummaryTree(List<? extends DocTree> text) { |
f1325703ea85
8173425: Javadoc needs a new tag to specify the summary.
ksrini
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changeset
|
417 |
DCSummary tree = new DCSummary(cast(text)); |
f1325703ea85
8173425: Javadoc needs a new tag to specify the summary.
ksrini
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diff
changeset
|
418 |
tree.pos = pos; |
f1325703ea85
8173425: Javadoc needs a new tag to specify the summary.
ksrini
parents:
42831
diff
changeset
|
419 |
return tree; |
f1325703ea85
8173425: Javadoc needs a new tag to specify the summary.
ksrini
parents:
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diff
changeset
|
420 |
} |
f1325703ea85
8173425: Javadoc needs a new tag to specify the summary.
ksrini
parents:
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diff
changeset
|
421 |
|
f1325703ea85
8173425: Javadoc needs a new tag to specify the summary.
ksrini
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diff
changeset
|
422 |
@Override @DefinedBy(Api.COMPILER_TREE) |
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
423 |
public DCText newTextTree(String text) { |
14541
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
424 |
DCText tree = new DCText(text); |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
425 |
tree.pos = pos; |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
426 |
return tree; |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
427 |
} |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
428 |
|
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
429 |
@Override @DefinedBy(Api.COMPILER_TREE) |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
430 |
public DCThrows newThrowsTree(ReferenceTree name, List<? extends DocTree> description) { |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
431 |
// TODO: verify the reference is just to a type (not a field or method) |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
432 |
DCThrows tree = new DCThrows(Kind.THROWS, (DCReference) name, cast(description)); |
14541
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
433 |
tree.pos = pos; |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
434 |
return tree; |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
435 |
} |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
436 |
|
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
437 |
@Override @DefinedBy(Api.COMPILER_TREE) |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
438 |
public DCUnknownBlockTag newUnknownBlockTagTree(Name name, List<? extends DocTree> content) { |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
439 |
DCUnknownBlockTag tree = new DCUnknownBlockTag(name, cast(content)); |
14541
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
440 |
tree.pos = pos; |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
441 |
return tree; |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
442 |
} |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
443 |
|
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
444 |
@Override @DefinedBy(Api.COMPILER_TREE) |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
445 |
public DCUnknownInlineTag newUnknownInlineTagTree(Name name, List<? extends DocTree> content) { |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
446 |
DCUnknownInlineTag tree = new DCUnknownInlineTag(name, cast(content)); |
14541
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
447 |
tree.pos = pos; |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
448 |
return tree; |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
449 |
} |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
450 |
|
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
451 |
@Override @DefinedBy(Api.COMPILER_TREE) |
42831
feff6f296019
8160196: Module summary page should display information based on "api" or "detail" mode.
bpatel
parents:
41452
diff
changeset
|
452 |
public DCUses newUsesTree(ReferenceTree name, List<? extends DocTree> description) { |
feff6f296019
8160196: Module summary page should display information based on "api" or "detail" mode.
bpatel
parents:
41452
diff
changeset
|
453 |
DCUses tree = new DCUses((DCReference) name, cast(description)); |
feff6f296019
8160196: Module summary page should display information based on "api" or "detail" mode.
bpatel
parents:
41452
diff
changeset
|
454 |
tree.pos = pos; |
feff6f296019
8160196: Module summary page should display information based on "api" or "detail" mode.
bpatel
parents:
41452
diff
changeset
|
455 |
return tree; |
feff6f296019
8160196: Module summary page should display information based on "api" or "detail" mode.
bpatel
parents:
41452
diff
changeset
|
456 |
} |
feff6f296019
8160196: Module summary page should display information based on "api" or "detail" mode.
bpatel
parents:
41452
diff
changeset
|
457 |
|
feff6f296019
8160196: Module summary page should display information based on "api" or "detail" mode.
bpatel
parents:
41452
diff
changeset
|
458 |
@Override @DefinedBy(Api.COMPILER_TREE) |
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
459 |
public DCValue newValueTree(ReferenceTree ref) { |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
460 |
// TODO: verify the reference is to a constant value |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
461 |
DCValue tree = new DCValue((DCReference) ref); |
14541
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
462 |
tree.pos = pos; |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
463 |
return tree; |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
464 |
} |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
465 |
|
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
466 |
@Override @DefinedBy(Api.COMPILER_TREE) |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
467 |
public DCVersion newVersionTree(List<? extends DocTree> text) { |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
468 |
DCVersion tree = new DCVersion(cast(text)); |
14541
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
469 |
tree.pos = pos; |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
470 |
return tree; |
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
471 |
} |
33360 | 472 |
|
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
473 |
@Override @DefinedBy(Api.COMPILER_TREE) |
33360 | 474 |
public java.util.List<DocTree> getFirstSentence(java.util.List<? extends DocTree> list) { |
475 |
Pair<List<DCTree>, List<DCTree>> pair = splitBody(list); |
|
476 |
return new ArrayList<>(pair.fst); |
|
477 |
} |
|
478 |
||
479 |
/* |
|
480 |
* Breaks up the body tags into the first sentence and its successors. |
|
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
481 |
* The first sentence is determined with the presence of a period, |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
482 |
* block tag, or a sentence break, as returned by the BreakIterator. |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
483 |
* Trailing whitespaces are trimmed. |
33360 | 484 |
*/ |
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
485 |
private Pair<List<DCTree>, List<DCTree>> splitBody(Collection<? extends DocTree> list) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
486 |
// pos is modified as we create trees, therefore |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
487 |
// we save the pos and restore it later. |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
488 |
final int savedpos = this.pos; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
489 |
try { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
490 |
ListBuffer<DCTree> body = new ListBuffer<>(); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
491 |
// split body into first sentence and body |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
492 |
ListBuffer<DCTree> fs = new ListBuffer<>(); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
493 |
if (list.isEmpty()) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
494 |
return new Pair<>(fs.toList(), body.toList()); |
33360 | 495 |
} |
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
496 |
boolean foundFirstSentence = false; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
497 |
ArrayList<DocTree> alist = new ArrayList<>(list); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
498 |
ListIterator<DocTree> itr = alist.listIterator(); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
499 |
while (itr.hasNext()) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
500 |
boolean isFirst = !itr.hasPrevious(); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
501 |
DocTree dt = itr.next(); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
502 |
int spos = ((DCTree) dt).pos; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
503 |
if (foundFirstSentence) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
504 |
body.add((DCTree) dt); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
505 |
continue; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
506 |
} |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
507 |
switch (dt.getKind()) { |
46184
f1325703ea85
8173425: Javadoc needs a new tag to specify the summary.
ksrini
parents:
42831
diff
changeset
|
508 |
case SUMMARY: |
f1325703ea85
8173425: Javadoc needs a new tag to specify the summary.
ksrini
parents:
42831
diff
changeset
|
509 |
foundFirstSentence = true; |
f1325703ea85
8173425: Javadoc needs a new tag to specify the summary.
ksrini
parents:
42831
diff
changeset
|
510 |
break; |
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
511 |
case TEXT: |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
512 |
DCText tt = (DCText) dt; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
513 |
String s = tt.getBody(); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
514 |
DocTree peekedNext = itr.hasNext() |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
515 |
? alist.get(itr.nextIndex()) |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
516 |
: null; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
517 |
int sbreak = getSentenceBreak(s, peekedNext); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
518 |
if (sbreak > 0) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
519 |
s = removeTrailingWhitespace(s.substring(0, sbreak)); |
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
520 |
DCText text = this.at(spos).newTextTree(s); |
33360 | 521 |
fs.add(text); |
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
522 |
foundFirstSentence = true; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
523 |
int nwPos = skipWhiteSpace(tt.getBody(), sbreak); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
524 |
if (nwPos > 0) { |
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
525 |
DCText text2 = this.at(spos + nwPos).newTextTree(tt.getBody().substring(nwPos)); |
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
526 |
body.add(text2); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
527 |
} |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
528 |
continue; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
529 |
} else if (itr.hasNext()) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
530 |
// if the next doctree is a break, remove trailing spaces |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
531 |
peekedNext = alist.get(itr.nextIndex()); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
532 |
boolean sbrk = isSentenceBreak(peekedNext, false); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
533 |
if (sbrk) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
534 |
DocTree next = itr.next(); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
535 |
s = removeTrailingWhitespace(s); |
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
536 |
DCText text = this.at(spos).newTextTree(s); |
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
537 |
fs.add(text); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
538 |
body.add((DCTree) next); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
539 |
foundFirstSentence = true; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
540 |
continue; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
541 |
} |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
542 |
} |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
543 |
break; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
544 |
default: |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
545 |
if (isSentenceBreak(dt, isFirst)) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
546 |
body.add((DCTree) dt); |
33360 | 547 |
foundFirstSentence = true; |
548 |
continue; |
|
549 |
} |
|
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
550 |
break; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
551 |
} |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
552 |
fs.add((DCTree) dt); |
33360 | 553 |
} |
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
554 |
return new Pair<>(fs.toList(), body.toList()); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
555 |
} finally { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
556 |
this.pos = savedpos; |
33360 | 557 |
} |
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
558 |
} |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
559 |
|
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
560 |
private boolean isTextTree(DocTree tree) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
561 |
return tree.getKind() == Kind.TEXT; |
33360 | 562 |
} |
563 |
||
564 |
/* |
|
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
565 |
* Computes the first sentence break, a simple dot-space algorithm. |
33360 | 566 |
*/ |
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
567 |
private int defaultSentenceBreak(String s) { |
33360 | 568 |
// scan for period followed by whitespace |
569 |
int period = -1; |
|
570 |
for (int i = 0; i < s.length(); i++) { |
|
571 |
switch (s.charAt(i)) { |
|
572 |
case '.': |
|
573 |
period = i; |
|
574 |
break; |
|
575 |
||
576 |
case ' ': |
|
577 |
case '\f': |
|
578 |
case '\n': |
|
579 |
case '\r': |
|
580 |
case '\t': |
|
581 |
if (period >= 0) { |
|
582 |
return i; |
|
583 |
} |
|
584 |
break; |
|
585 |
||
586 |
default: |
|
587 |
period = -1; |
|
588 |
break; |
|
589 |
} |
|
590 |
} |
|
591 |
return -1; |
|
592 |
} |
|
593 |
||
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
594 |
/* |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
595 |
* Computes the first sentence, if using a default breaker, |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
596 |
* the break is returned, if not then a -1, indicating that |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
597 |
* more doctree elements are required to be examined. |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
598 |
* |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
599 |
* BreakIterator.next points to the the start of the following sentence, |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
600 |
* and does not provide an easy way to disambiguate between "sentence break", |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
601 |
* "possible sentence break" and "not a sentence break" at the end of the input. |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
602 |
* For example, BreakIterator.next returns the index for the end |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
603 |
* of the string for all of these examples, |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
604 |
* using vertical bars to delimit the bounds of the example text |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
605 |
* |Abc| (not a valid end of sentence break, if followed by more text) |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
606 |
* |Abc.| (maybe a valid end of sentence break, depending on the following text) |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
607 |
* |Abc. | (maybe a valid end of sentence break, depending on the following text) |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
608 |
* |"Abc." | (maybe a valid end of sentence break, depending on the following text) |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
609 |
* |Abc. | (definitely a valid end of sentence break) |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
610 |
* |"Abc." | (definitely a valid end of sentence break) |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
611 |
* Therefore, we have to probe further to determine whether |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
612 |
* there really is a sentence break or not at the end of this run of text. |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
613 |
*/ |
35346
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8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
614 |
private int getSentenceBreak(String s, DocTree dt) { |
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
615 |
BreakIterator breakIterator = trees.getBreakIterator(); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
616 |
if (breakIterator == null) { |
33360 | 617 |
return defaultSentenceBreak(s); |
618 |
} |
|
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
619 |
breakIterator.setText(s); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
620 |
final int sbrk = breakIterator.next(); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
621 |
// This is the last doctree, found the droid we are looking for |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
622 |
if (dt == null) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
623 |
return sbrk; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
624 |
} |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
625 |
|
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
626 |
// If the break is well within the span of the string ie. not |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
627 |
// at EOL, then we have a clear break. |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
628 |
if (sbrk < s.length() - 1) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
629 |
return sbrk; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
630 |
} |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
631 |
|
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
632 |
if (isTextTree(dt)) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
633 |
// Two adjacent text trees, a corner case, perhaps |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
634 |
// produced by a tool synthesizing a doctree. In |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
635 |
// this case, does the break lie within the first span, |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
636 |
// then we have the droid, otherwise allow the callers |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
637 |
// logic to handle the break in the adjacent doctree. |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
638 |
TextTree ttnext = (TextTree) dt; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
639 |
String combined = s + ttnext.getBody(); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
640 |
breakIterator.setText(combined); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
641 |
int sbrk2 = breakIterator.next(); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
642 |
if (sbrk < sbrk2) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
643 |
return sbrk; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
644 |
} |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
645 |
} |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
646 |
|
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
647 |
// Is the adjacent tree a sentence breaker ? |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
648 |
if (isSentenceBreak(dt, false)) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
649 |
return sbrk; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
650 |
} |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
651 |
|
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
652 |
// At this point the adjacent tree is either a javadoc tag ({@..), |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
653 |
// html tag (<..) or an entity (&..). Perform a litmus test, by |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
654 |
// concatenating a sentence, to validate the break earlier identified. |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
655 |
String combined = s + "Dummy Sentence."; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
656 |
breakIterator.setText(combined); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
657 |
int sbrk2 = breakIterator.next(); |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
658 |
if (sbrk2 <= sbrk) { |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
659 |
return sbrk2; |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
660 |
} |
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
661 |
return -1; // indeterminate at this time |
33360 | 662 |
} |
663 |
||
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
664 |
private boolean isSentenceBreak(javax.lang.model.element.Name tagName) { |
33360 | 665 |
return sentenceBreakTags.contains(get(tagName)); |
666 |
} |
|
667 |
||
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
668 |
private boolean isSentenceBreak(DocTree dt, boolean isFirstDocTree) { |
33360 | 669 |
switch (dt.getKind()) { |
670 |
case START_ELEMENT: |
|
671 |
StartElementTree set = (StartElementTree)dt; |
|
672 |
return !isFirstDocTree && ((DCTree) dt).pos > 1 && isSentenceBreak(set.getName()); |
|
673 |
case END_ELEMENT: |
|
674 |
EndElementTree eet = (EndElementTree)dt; |
|
675 |
return !isFirstDocTree && ((DCTree) dt).pos > 1 && isSentenceBreak(eet.getName()); |
|
676 |
default: |
|
677 |
return false; |
|
678 |
} |
|
679 |
} |
|
680 |
||
681 |
/* |
|
682 |
* Returns the position of the the first non-white space |
|
683 |
*/ |
|
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
684 |
private int skipWhiteSpace(String s, int start) { |
33360 | 685 |
for (int i = start; i < s.length(); i++) { |
686 |
char c = s.charAt(i); |
|
687 |
if (!Character.isWhitespace(c)) { |
|
688 |
return i; |
|
689 |
} |
|
690 |
} |
|
691 |
return -1; |
|
692 |
} |
|
693 |
||
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
694 |
private String removeTrailingWhitespace(String s) { |
33424
e6bd5406e2cf
8132096: Augment the Compiler Tree API to support the new Simplified Doclet API
ksrini
parents:
33360
diff
changeset
|
695 |
for (int i = s.length() - 1 ; i >= 0 ; i--) { |
33360 | 696 |
char ch = s.charAt(i); |
697 |
if (!Character.isWhitespace(ch)) { |
|
698 |
return s.substring(0, i + 1); |
|
699 |
} |
|
700 |
} |
|
701 |
return s; |
|
702 |
} |
|
35346
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
703 |
|
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
704 |
@SuppressWarnings("unchecked") |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
705 |
private List<DCTree> cast(List<? extends DocTree> list) { |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
706 |
return (List<DCTree>) list; |
c0614a805fad
8146208: Add a public DocTreeFactory to the Compiler Tree API
jjg
parents:
34567
diff
changeset
|
707 |
} |
14541
36f9d11fc9aa
7021614: extend com.sun.source API to support parsing javadoc comments
jjg
parents:
diff
changeset
|
708 |
} |