author | jjg |
Tue, 16 Sep 2008 18:35:18 -0700 | |
changeset 1260 | a772ba9ba43d |
parent 10 | 06bc494ca11e |
child 1264 | 076a3cde30d5 |
permissions | -rw-r--r-- |
10 | 1 |
/* |
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* Copyright 1997-2006 Sun Microsystems, Inc. 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. Sun designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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* CA 95054 USA or visit www.sun.com if you need additional information or |
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* have any questions. |
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*/ |
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package com.sun.tools.javadoc; |
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import com.sun.javadoc.*; |
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import static com.sun.javadoc.LanguageVersion.*; |
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import com.sun.tools.javac.util.List; |
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import com.sun.tools.javac.util.ListBuffer; |
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import com.sun.tools.javac.util.Name; |
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import com.sun.tools.javac.util.Position; |
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import com.sun.tools.javac.code.Flags; |
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import com.sun.tools.javac.code.Kinds; |
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import com.sun.tools.javac.code.TypeTags; |
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import com.sun.tools.javac.code.Type; |
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import com.sun.tools.javac.code.Type.ClassType; |
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import com.sun.tools.javac.code.Scope; |
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import com.sun.tools.javac.code.Symbol; |
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import com.sun.tools.javac.code.Symbol.*; |
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import com.sun.tools.javac.comp.AttrContext; |
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import com.sun.tools.javac.comp.Env; |
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import com.sun.tools.javac.tree.JCTree; |
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import com.sun.tools.javac.tree.JCTree.JCFieldAccess; |
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import com.sun.tools.javac.tree.JCTree.JCImport; |
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import com.sun.tools.javac.tree.JCTree.JCClassDecl; |
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import com.sun.tools.javac.tree.TreeInfo; |
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1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
10
diff
changeset
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import com.sun.tools.javac.util.Names; |
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import static com.sun.tools.javac.code.Flags.*; |
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import static com.sun.tools.javac.code.Kinds.*; |
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import java.io.File; |
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import java.util.Set; |
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import java.util.HashSet; |
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import java.lang.reflect.Modifier; |
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/** |
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* Represents a java class and provides access to information |
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* about the class, the class' comment and tags, and the |
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* members of the class. A ClassDocImpl only exists if it was |
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* processed in this run of javadoc. References to classes |
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* which may or may not have been processed in this run are |
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* referred to using Type (which can be converted to ClassDocImpl, |
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* if possible). |
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* |
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* @see Type |
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* |
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* @since 1.2 |
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* @author Robert Field |
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* @author Neal Gafter (rewrite) |
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* @author Scott Seligman (generics, enums, annotations) |
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*/ |
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public class ClassDocImpl extends ProgramElementDocImpl implements ClassDoc { |
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public final ClassType type; // protected->public for debugging |
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protected final ClassSymbol tsym; |
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boolean isIncluded = false; // Set in RootDocImpl |
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private SerializedForm serializedForm; |
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/** |
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* Constructor |
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*/ |
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public ClassDocImpl(DocEnv env, ClassSymbol sym) { |
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this(env, sym, null, null, null); |
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} |
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/** |
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* Constructor |
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*/ |
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public ClassDocImpl(DocEnv env, ClassSymbol sym, String documentation, |
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JCClassDecl tree, Position.LineMap lineMap) { |
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super(env, sym, documentation, tree, lineMap); |
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this.type = (ClassType)sym.type; |
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this.tsym = sym; |
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} |
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/** |
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* Returns the flags in terms of javac's flags |
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*/ |
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protected long getFlags() { |
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return getFlags(tsym); |
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} |
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/** |
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* Returns the flags of a ClassSymbol in terms of javac's flags |
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*/ |
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static long getFlags(ClassSymbol clazz) { |
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while (true) { |
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try { |
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return clazz.flags(); |
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} catch (CompletionFailure ex) { |
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// quietly ignore completion failures |
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} |
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} |
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} |
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/** |
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* Is a ClassSymbol an annotation type? |
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*/ |
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static boolean isAnnotationType(ClassSymbol clazz) { |
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return (getFlags(clazz) & Flags.ANNOTATION) != 0; |
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} |
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/** |
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* Identify the containing class |
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*/ |
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protected ClassSymbol getContainingClass() { |
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return tsym.owner.enclClass(); |
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} |
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/** |
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* Return true if this is a class, not an interface. |
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*/ |
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public boolean isClass() { |
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return !Modifier.isInterface(getModifiers()); |
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} |
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/** |
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* Return true if this is a ordinary class, |
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* not an enumeration, exception, an error, or an interface. |
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*/ |
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public boolean isOrdinaryClass() { |
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if (isEnum() || isInterface() || isAnnotationType()) { |
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return false; |
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} |
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for (Type t = type; t.tag == TypeTags.CLASS; t = env.types.supertype(t)) { |
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if (t.tsym == env.syms.errorType.tsym || |
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t.tsym == env.syms.exceptionType.tsym) { |
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return false; |
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} |
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} |
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return true; |
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} |
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/** |
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* Return true if this is an enumeration. |
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* (For legacy doclets, return false.) |
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*/ |
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public boolean isEnum() { |
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return (getFlags() & Flags.ENUM) != 0 |
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&& |
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!env.legacyDoclet; |
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} |
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/** |
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* Return true if this is an interface, but not an annotation type. |
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* Overridden by AnnotationTypeDocImpl. |
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*/ |
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public boolean isInterface() { |
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return Modifier.isInterface(getModifiers()); |
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} |
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/** |
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* Return true if this is an exception class |
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*/ |
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public boolean isException() { |
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if (isEnum() || isInterface() || isAnnotationType()) { |
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return false; |
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} |
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for (Type t = type; t.tag == TypeTags.CLASS; t = env.types.supertype(t)) { |
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if (t.tsym == env.syms.exceptionType.tsym) { |
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return true; |
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} |
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} |
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return false; |
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} |
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/** |
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* Return true if this is an error class |
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*/ |
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public boolean isError() { |
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if (isEnum() || isInterface() || isAnnotationType()) { |
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return false; |
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} |
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for (Type t = type; t.tag == TypeTags.CLASS; t = env.types.supertype(t)) { |
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if (t.tsym == env.syms.errorType.tsym) { |
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return true; |
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} |
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} |
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return false; |
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} |
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/** |
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* Return true if this is a throwable class |
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*/ |
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public boolean isThrowable() { |
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if (isEnum() || isInterface() || isAnnotationType()) { |
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return false; |
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} |
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for (Type t = type; t.tag == TypeTags.CLASS; t = env.types.supertype(t)) { |
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if (t.tsym == env.syms.throwableType.tsym) { |
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return true; |
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} |
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} |
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return false; |
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} |
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228 |
/** |
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* Return true if this class is abstract |
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*/ |
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public boolean isAbstract() { |
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return Modifier.isAbstract(getModifiers()); |
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} |
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/** |
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* Returns true if this class was synthesized by the compiler. |
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*/ |
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public boolean isSynthetic() { |
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return (getFlags() & Flags.SYNTHETIC) != 0; |
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} |
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242 |
/** |
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* Return true if this class is included in the active set. |
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* A ClassDoc is included iff either it is specified on the |
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* commandline, or if it's containing package is specified |
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* on the command line, or if it is a member class of an |
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* included class. |
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*/ |
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public boolean isIncluded() { |
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if (isIncluded) { |
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return true; |
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} |
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if (env.shouldDocument(tsym)) { |
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// Class is nameable from top-level and |
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// the class and all enclosing classes |
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// pass the modifier filter. |
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if (containingPackage().isIncluded()) { |
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return isIncluded=true; |
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} |
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ClassDoc outer = containingClass(); |
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262 |
if (outer != null && outer.isIncluded()) { |
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return isIncluded=true; |
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} |
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} |
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return false; |
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} |
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269 |
/** |
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* Return the package that this class is contained in. |
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*/ |
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public PackageDoc containingPackage() { |
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PackageDocImpl p = env.getPackageDoc(tsym.packge()); |
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SourcePosition po = position(); |
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if (po != null && p.setDocPath == false && p.zipDocPath == null) { |
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//Set the package path if possible |
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File packageDir = po.file().getParentFile(); |
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if (packageDir != null |
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&& (new File(packageDir, "package.html")).exists()) { |
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p.setDocPath(packageDir.getPath()); |
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} else { |
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p.setDocPath(null); |
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} |
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} |
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return p; |
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} |
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287 |
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288 |
/** |
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* Return the class name without package qualifier - but with |
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* enclosing class qualifier - as a String. |
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* <pre> |
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292 |
* Examples: |
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293 |
* for java.util.Hashtable |
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* return Hashtable |
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295 |
* for java.util.Map.Entry |
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* return Map.Entry |
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297 |
* </pre> |
|
298 |
*/ |
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299 |
public String name() { |
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300 |
return getClassName(tsym, false); |
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301 |
} |
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302 |
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303 |
/** |
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304 |
* Return the qualified class name as a String. |
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305 |
* <pre> |
|
306 |
* Example: |
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307 |
* for java.util.Hashtable |
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308 |
* return java.util.Hashtable |
|
309 |
* if no qualifier, just return flat name |
|
310 |
* </pre> |
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311 |
*/ |
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312 |
public String qualifiedName() { |
|
313 |
return getClassName(tsym, true); |
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314 |
} |
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315 |
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316 |
/** |
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317 |
* Return unqualified name of type excluding any dimension information. |
|
318 |
* <p> |
|
319 |
* For example, a two dimensional array of String returns 'String'. |
|
320 |
*/ |
|
321 |
public String typeName() { |
|
322 |
return name(); |
|
323 |
} |
|
324 |
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325 |
/** |
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326 |
* Return qualified name of type excluding any dimension information. |
|
327 |
*<p> |
|
328 |
* For example, a two dimensional array of String |
|
329 |
* returns 'java.lang.String'. |
|
330 |
*/ |
|
331 |
public String qualifiedTypeName() { |
|
332 |
return qualifiedName(); |
|
333 |
} |
|
334 |
||
335 |
/** |
|
336 |
* Return the simple name of this type. |
|
337 |
*/ |
|
338 |
public String simpleTypeName() { |
|
339 |
return tsym.name.toString(); |
|
340 |
} |
|
341 |
||
342 |
/** |
|
343 |
* Return the qualified name and any type parameters. |
|
344 |
* Each parameter is a type variable with optional bounds. |
|
345 |
*/ |
|
346 |
public String toString() { |
|
347 |
return classToString(env, tsym, true); |
|
348 |
} |
|
349 |
||
350 |
/** |
|
351 |
* Return the class name as a string. If "full" is true the name is |
|
352 |
* qualified, otherwise it is qualified by its enclosing class(es) only. |
|
353 |
*/ |
|
354 |
static String getClassName(ClassSymbol c, boolean full) { |
|
355 |
if (full) { |
|
356 |
return c.getQualifiedName().toString(); |
|
357 |
} else { |
|
358 |
String n = ""; |
|
359 |
for ( ; c != null; c = c.owner.enclClass()) { |
|
360 |
n = c.name + (n.equals("") ? "" : ".") + n; |
|
361 |
} |
|
362 |
return n; |
|
363 |
} |
|
364 |
} |
|
365 |
||
366 |
/** |
|
367 |
* Return the class name with any type parameters as a string. |
|
368 |
* Each parameter is a type variable with optional bounds. |
|
369 |
* If "full" is true all names are qualified, otherwise they are |
|
370 |
* qualified by their enclosing class(es) only. |
|
371 |
*/ |
|
372 |
static String classToString(DocEnv env, ClassSymbol c, boolean full) { |
|
373 |
StringBuffer s = new StringBuffer(); |
|
374 |
if (!c.isInner()) { // if c is not an inner class |
|
375 |
s.append(getClassName(c, full)); |
|
376 |
} else { |
|
377 |
// c is an inner class, so include type params of outer. |
|
378 |
ClassSymbol encl = c.owner.enclClass(); |
|
379 |
s.append(classToString(env, encl, full)) |
|
380 |
.append('.') |
|
381 |
.append(c.name); |
|
382 |
} |
|
383 |
s.append(TypeMaker.typeParametersString(env, c, full)); |
|
384 |
return s.toString(); |
|
385 |
} |
|
386 |
||
387 |
/** |
|
388 |
* Is this class (or any enclosing class) generic? That is, does |
|
389 |
* it have type parameters? |
|
390 |
*/ |
|
391 |
static boolean isGeneric(ClassSymbol c) { |
|
392 |
return c.type.allparams().nonEmpty(); |
|
393 |
} |
|
394 |
||
395 |
/** |
|
396 |
* Return the formal type parameters of this class or interface. |
|
397 |
* Return an empty array if there are none. |
|
398 |
*/ |
|
399 |
public TypeVariable[] typeParameters() { |
|
400 |
if (env.legacyDoclet) { |
|
401 |
return new TypeVariable[0]; |
|
402 |
} |
|
403 |
TypeVariable res[] = new TypeVariable[type.getTypeArguments().length()]; |
|
404 |
TypeMaker.getTypes(env, type.getTypeArguments(), res); |
|
405 |
return res; |
|
406 |
} |
|
407 |
||
408 |
/** |
|
409 |
* Return the type parameter tags of this class or interface. |
|
410 |
*/ |
|
411 |
public ParamTag[] typeParamTags() { |
|
412 |
return (env.legacyDoclet) |
|
413 |
? new ParamTag[0] |
|
414 |
: comment().typeParamTags(); |
|
415 |
} |
|
416 |
||
417 |
/** |
|
418 |
* Return the modifier string for this class. If it's an interface |
|
419 |
* exclude 'abstract' keyword from the modifier string |
|
420 |
*/ |
|
421 |
public String modifiers() { |
|
422 |
return Modifier.toString(modifierSpecifier()); |
|
423 |
} |
|
424 |
||
425 |
public int modifierSpecifier() { |
|
426 |
int modifiers = getModifiers(); |
|
427 |
return (isInterface() || isAnnotationType()) |
|
428 |
? modifiers & ~Modifier.ABSTRACT |
|
429 |
: modifiers; |
|
430 |
} |
|
431 |
||
432 |
/** |
|
433 |
* Return the superclass of this class |
|
434 |
* |
|
435 |
* @return the ClassDocImpl for the superclass of this class, null |
|
436 |
* if there is no superclass. |
|
437 |
*/ |
|
438 |
public ClassDoc superclass() { |
|
439 |
if (isInterface() || isAnnotationType()) return null; |
|
440 |
if (tsym == env.syms.objectType.tsym) return null; |
|
441 |
ClassSymbol c = (ClassSymbol)env.types.supertype(type).tsym; |
|
442 |
if (c == null || c == tsym) c = (ClassSymbol)env.syms.objectType.tsym; |
|
443 |
return env.getClassDoc(c); |
|
444 |
} |
|
445 |
||
446 |
/** |
|
447 |
* Return the superclass of this class. Return null if this is an |
|
448 |
* interface. A superclass is represented by either a |
|
449 |
* <code>ClassDoc</code> or a <code>ParameterizedType</code>. |
|
450 |
*/ |
|
451 |
public com.sun.javadoc.Type superclassType() { |
|
452 |
if (isInterface() || isAnnotationType() || |
|
453 |
(tsym == env.syms.objectType.tsym)) |
|
454 |
return null; |
|
455 |
Type sup = env.types.supertype(type); |
|
456 |
return TypeMaker.getType(env, |
|
457 |
(sup != type) ? sup : env.syms.objectType); |
|
458 |
} |
|
459 |
||
460 |
/** |
|
461 |
* Test whether this class is a subclass of the specified class. |
|
462 |
* |
|
463 |
* @param cd the candidate superclass. |
|
464 |
* @return true if cd is a superclass of this class. |
|
465 |
*/ |
|
466 |
public boolean subclassOf(ClassDoc cd) { |
|
467 |
return tsym.isSubClass(((ClassDocImpl)cd).tsym, env.types); |
|
468 |
} |
|
469 |
||
470 |
/** |
|
471 |
* Return interfaces implemented by this class or interfaces |
|
472 |
* extended by this interface. |
|
473 |
* |
|
474 |
* @return An array of ClassDocImpl representing the interfaces. |
|
475 |
* Return an empty array if there are no interfaces. |
|
476 |
*/ |
|
477 |
public ClassDoc[] interfaces() { |
|
478 |
ListBuffer<ClassDocImpl> ta = new ListBuffer<ClassDocImpl>(); |
|
479 |
for (Type t : env.types.interfaces(type)) { |
|
480 |
ta.append(env.getClassDoc((ClassSymbol)t.tsym)); |
|
481 |
} |
|
482 |
//### Cache ta here? |
|
483 |
return ta.toArray(new ClassDocImpl[ta.length()]); |
|
484 |
} |
|
485 |
||
486 |
/** |
|
487 |
* Return interfaces implemented by this class or interfaces extended |
|
488 |
* by this interface. Includes only directly-declared interfaces, not |
|
489 |
* inherited interfaces. |
|
490 |
* Return an empty array if there are no interfaces. |
|
491 |
*/ |
|
492 |
public com.sun.javadoc.Type[] interfaceTypes() { |
|
493 |
//### Cache result here? |
|
494 |
return TypeMaker.getTypes(env, env.types.interfaces(type)); |
|
495 |
} |
|
496 |
||
497 |
/** |
|
498 |
* Return fields in class. |
|
499 |
* @param filter include only the included fields if filter==true |
|
500 |
*/ |
|
501 |
public FieldDoc[] fields(boolean filter) { |
|
502 |
return fields(filter, false); |
|
503 |
} |
|
504 |
||
505 |
/** |
|
506 |
* Return included fields in class. |
|
507 |
*/ |
|
508 |
public FieldDoc[] fields() { |
|
509 |
return fields(true, false); |
|
510 |
} |
|
511 |
||
512 |
/** |
|
513 |
* Return the enum constants if this is an enum type. |
|
514 |
*/ |
|
515 |
public FieldDoc[] enumConstants() { |
|
516 |
return fields(false, true); |
|
517 |
} |
|
518 |
||
519 |
/** |
|
520 |
* Return fields in class. |
|
521 |
* @param filter if true, return only the included fields |
|
522 |
* @param enumConstants if true, return the enum constants instead |
|
523 |
*/ |
|
524 |
private FieldDoc[] fields(boolean filter, boolean enumConstants) { |
|
525 |
List<FieldDocImpl> fields = List.nil(); |
|
526 |
for (Scope.Entry e = tsym.members().elems; e != null; e = e.sibling) { |
|
527 |
if (e.sym != null && e.sym.kind == VAR) { |
|
528 |
VarSymbol s = (VarSymbol)e.sym; |
|
529 |
boolean isEnum = ((s.flags() & Flags.ENUM) != 0) && |
|
530 |
!env.legacyDoclet; |
|
531 |
if (isEnum == enumConstants && |
|
532 |
(!filter || env.shouldDocument(s))) { |
|
533 |
fields = fields.prepend(env.getFieldDoc(s)); |
|
534 |
} |
|
535 |
} |
|
536 |
} |
|
537 |
return fields.toArray(new FieldDocImpl[fields.length()]); |
|
538 |
} |
|
539 |
||
540 |
/** |
|
541 |
* Return methods in class. |
|
542 |
* This method is overridden by AnnotationTypeDocImpl. |
|
543 |
* |
|
544 |
* @param filter include only the included methods if filter==true |
|
545 |
* @return an array of MethodDocImpl for representing the visible |
|
546 |
* methods in this class. Does not include constructors. |
|
547 |
*/ |
|
548 |
public MethodDoc[] methods(boolean filter) { |
|
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
10
diff
changeset
|
549 |
Names names = tsym.name.table.names; |
10 | 550 |
List<MethodDocImpl> methods = List.nil(); |
551 |
for (Scope.Entry e = tsym.members().elems; e != null; e = e.sibling) { |
|
552 |
if (e.sym != null && |
|
553 |
e.sym.kind == Kinds.MTH && e.sym.name != names.init) { |
|
554 |
MethodSymbol s = (MethodSymbol)e.sym; |
|
555 |
if (!filter || env.shouldDocument(s)) { |
|
556 |
methods = methods.prepend(env.getMethodDoc(s)); |
|
557 |
} |
|
558 |
} |
|
559 |
} |
|
560 |
//### Cache methods here? |
|
561 |
return methods.toArray(new MethodDocImpl[methods.length()]); |
|
562 |
} |
|
563 |
||
564 |
/** |
|
565 |
* Return included methods in class. |
|
566 |
* |
|
567 |
* @return an array of MethodDocImpl for representing the visible |
|
568 |
* methods in this class. Does not include constructors. |
|
569 |
*/ |
|
570 |
public MethodDoc[] methods() { |
|
571 |
return methods(true); |
|
572 |
} |
|
573 |
||
574 |
/** |
|
575 |
* Return constructors in class. |
|
576 |
* |
|
577 |
* @param filter include only the included constructors if filter==true |
|
578 |
* @return an array of ConstructorDocImpl for representing the visible |
|
579 |
* constructors in this class. |
|
580 |
*/ |
|
581 |
public ConstructorDoc[] constructors(boolean filter) { |
|
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
10
diff
changeset
|
582 |
Names names = tsym.name.table.names; |
10 | 583 |
List<ConstructorDocImpl> constructors = List.nil(); |
584 |
for (Scope.Entry e = tsym.members().elems; e != null; e = e.sibling) { |
|
585 |
if (e.sym != null && |
|
586 |
e.sym.kind == Kinds.MTH && e.sym.name == names.init) { |
|
587 |
MethodSymbol s = (MethodSymbol)e.sym; |
|
588 |
if (!filter || env.shouldDocument(s)) { |
|
589 |
constructors = constructors.prepend(env.getConstructorDoc(s)); |
|
590 |
} |
|
591 |
} |
|
592 |
} |
|
593 |
//### Cache constructors here? |
|
594 |
return constructors.toArray(new ConstructorDocImpl[constructors.length()]); |
|
595 |
} |
|
596 |
||
597 |
/** |
|
598 |
* Return included constructors in class. |
|
599 |
* |
|
600 |
* @return an array of ConstructorDocImpl for representing the visible |
|
601 |
* constructors in this class. |
|
602 |
*/ |
|
603 |
public ConstructorDoc[] constructors() { |
|
604 |
return constructors(true); |
|
605 |
} |
|
606 |
||
607 |
/** |
|
608 |
* Adds all inner classes of this class, and their |
|
609 |
* inner classes recursively, to the list l. |
|
610 |
*/ |
|
611 |
void addAllClasses(ListBuffer<ClassDocImpl> l, boolean filtered) { |
|
612 |
try { |
|
613 |
if (isSynthetic()) return; |
|
614 |
// sometimes synthetic classes are not marked synthetic |
|
615 |
if (!JavadocTool.isValidClassName(tsym.name.toString())) return; |
|
616 |
if (filtered && !env.shouldDocument(tsym)) return; |
|
617 |
if (l.contains(this)) return; |
|
618 |
l.append(this); |
|
619 |
List<ClassDocImpl> more = List.nil(); |
|
620 |
for (Scope.Entry e = tsym.members().elems; e != null; |
|
621 |
e = e.sibling) { |
|
622 |
if (e.sym != null && e.sym.kind == Kinds.TYP) { |
|
623 |
ClassSymbol s = (ClassSymbol)e.sym; |
|
624 |
ClassDocImpl c = env.getClassDoc(s); |
|
625 |
if (c.isSynthetic()) continue; |
|
626 |
if (c != null) more = more.prepend(c); |
|
627 |
} |
|
628 |
} |
|
629 |
// this extra step preserves the ordering from oldjavadoc |
|
630 |
for (; more.nonEmpty(); more=more.tail) { |
|
631 |
more.head.addAllClasses(l, filtered); |
|
632 |
} |
|
633 |
} catch (CompletionFailure e) { |
|
634 |
// quietly ignore completion failures |
|
635 |
} |
|
636 |
} |
|
637 |
||
638 |
/** |
|
639 |
* Return inner classes within this class. |
|
640 |
* |
|
641 |
* @param filter include only the included inner classes if filter==true. |
|
642 |
* @return an array of ClassDocImpl for representing the visible |
|
643 |
* classes defined in this class. Anonymous and local classes |
|
644 |
* are not included. |
|
645 |
*/ |
|
646 |
public ClassDoc[] innerClasses(boolean filter) { |
|
647 |
ListBuffer<ClassDocImpl> innerClasses = new ListBuffer<ClassDocImpl>(); |
|
648 |
for (Scope.Entry e = tsym.members().elems; e != null; e = e.sibling) { |
|
649 |
if (e.sym != null && e.sym.kind == Kinds.TYP) { |
|
650 |
ClassSymbol s = (ClassSymbol)e.sym; |
|
651 |
if ((s.flags_field & Flags.SYNTHETIC) != 0) continue; |
|
652 |
if (!filter || env.isVisible(s)) { |
|
653 |
innerClasses.prepend(env.getClassDoc(s)); |
|
654 |
} |
|
655 |
} |
|
656 |
} |
|
657 |
//### Cache classes here? |
|
658 |
return innerClasses.toArray(new ClassDocImpl[innerClasses.length()]); |
|
659 |
} |
|
660 |
||
661 |
/** |
|
662 |
* Return included inner classes within this class. |
|
663 |
* |
|
664 |
* @return an array of ClassDocImpl for representing the visible |
|
665 |
* classes defined in this class. Anonymous and local classes |
|
666 |
* are not included. |
|
667 |
*/ |
|
668 |
public ClassDoc[] innerClasses() { |
|
669 |
return innerClasses(true); |
|
670 |
} |
|
671 |
||
672 |
/** |
|
673 |
* Find a class within the context of this class. |
|
674 |
* Search order: qualified name, in this class (inner), |
|
675 |
* in this package, in the class imports, in the package |
|
676 |
* imports. |
|
677 |
* Return the ClassDocImpl if found, null if not found. |
|
678 |
*/ |
|
679 |
//### The specified search order is not the normal rule the |
|
680 |
//### compiler would use. Leave as specified or change it? |
|
681 |
public ClassDoc findClass(String className) { |
|
682 |
ClassDoc searchResult = searchClass(className); |
|
683 |
if (searchResult == null) { |
|
684 |
ClassDocImpl enclosingClass = (ClassDocImpl)containingClass(); |
|
685 |
//Expand search space to include enclosing class. |
|
686 |
while (enclosingClass != null && enclosingClass.containingClass() != null) { |
|
687 |
enclosingClass = (ClassDocImpl)enclosingClass.containingClass(); |
|
688 |
} |
|
689 |
searchResult = enclosingClass == null ? |
|
690 |
null : enclosingClass.searchClass(className); |
|
691 |
} |
|
692 |
return searchResult; |
|
693 |
} |
|
694 |
||
695 |
private ClassDoc searchClass(String className) { |
|
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
10
diff
changeset
|
696 |
Names names = tsym.name.table.names; |
10 | 697 |
|
698 |
// search by qualified name first |
|
699 |
ClassDoc cd = env.lookupClass(className); |
|
700 |
if (cd != null) { |
|
701 |
return cd; |
|
702 |
} |
|
703 |
||
704 |
// search inner classes |
|
705 |
//### Add private entry point to avoid creating array? |
|
706 |
//### Replicate code in innerClasses here to avoid consing? |
|
707 |
ClassDoc innerClasses[] = innerClasses(); |
|
708 |
for (int i = 0; i < innerClasses.length; i++) { |
|
709 |
if (innerClasses[i].name().equals(className) || |
|
710 |
//### This is from original javadoc but it looks suspicious to me... |
|
711 |
//### I believe it is attempting to compensate for the confused |
|
712 |
//### convention of including the nested class qualifiers in the |
|
713 |
//### 'name' of the inner class, rather than the true simple name. |
|
714 |
innerClasses[i].name().endsWith(className)) { |
|
715 |
return innerClasses[i]; |
|
716 |
} else { |
|
717 |
ClassDoc innercd = ((ClassDocImpl) innerClasses[i]).searchClass(className); |
|
718 |
if (innercd != null) { |
|
719 |
return innercd; |
|
720 |
} |
|
721 |
} |
|
722 |
} |
|
723 |
||
724 |
// check in this package |
|
725 |
cd = containingPackage().findClass(className); |
|
726 |
if (cd != null) { |
|
727 |
return cd; |
|
728 |
} |
|
729 |
||
730 |
// make sure that this symbol has been completed |
|
731 |
if (tsym.completer != null) { |
|
732 |
tsym.complete(); |
|
733 |
} |
|
734 |
||
735 |
// search imports |
|
736 |
||
737 |
if (tsym.sourcefile != null) { |
|
738 |
||
739 |
//### This information is available only for source classes. |
|
740 |
||
741 |
Env<AttrContext> compenv = env.enter.getEnv(tsym); |
|
742 |
if (compenv == null) return null; |
|
743 |
||
744 |
Scope s = compenv.toplevel.namedImportScope; |
|
745 |
for (Scope.Entry e = s.lookup(names.fromString(className)); e.scope != null; e = e.next()) { |
|
746 |
if (e.sym.kind == Kinds.TYP) { |
|
747 |
ClassDoc c = env.getClassDoc((ClassSymbol)e.sym); |
|
748 |
return c; |
|
749 |
} |
|
750 |
} |
|
751 |
||
752 |
s = compenv.toplevel.starImportScope; |
|
753 |
for (Scope.Entry e = s.lookup(names.fromString(className)); e.scope != null; e = e.next()) { |
|
754 |
if (e.sym.kind == Kinds.TYP) { |
|
755 |
ClassDoc c = env.getClassDoc((ClassSymbol)e.sym); |
|
756 |
return c; |
|
757 |
} |
|
758 |
} |
|
759 |
} |
|
760 |
||
761 |
return null; // not found |
|
762 |
} |
|
763 |
||
764 |
||
765 |
private boolean hasParameterTypes(MethodSymbol method, String[] argTypes) { |
|
766 |
||
767 |
if (argTypes == null) { |
|
768 |
// wildcard |
|
769 |
return true; |
|
770 |
} |
|
771 |
||
772 |
int i = 0; |
|
773 |
List<Type> types = method.type.getParameterTypes(); |
|
774 |
||
775 |
if (argTypes.length != types.length()) { |
|
776 |
return false; |
|
777 |
} |
|
778 |
||
779 |
for (Type t : types) { |
|
780 |
String argType = argTypes[i++]; |
|
781 |
// For vararg method, "T..." matches type T[]. |
|
782 |
if (i == argTypes.length) { |
|
783 |
argType = argType.replace("...", "[]"); |
|
784 |
} |
|
785 |
if (!hasTypeName(env.types.erasure(t), argType)) { //###(gj) |
|
786 |
return false; |
|
787 |
} |
|
788 |
} |
|
789 |
return true; |
|
790 |
} |
|
791 |
// where |
|
792 |
private boolean hasTypeName(Type t, String name) { |
|
793 |
return |
|
794 |
name.equals(TypeMaker.getTypeName(t, true)) |
|
795 |
|| |
|
796 |
name.equals(TypeMaker.getTypeName(t, false)) |
|
797 |
|| |
|
798 |
(qualifiedName() + "." + name).equals(TypeMaker.getTypeName(t, true)); |
|
799 |
} |
|
800 |
||
801 |
||
802 |
||
803 |
/** |
|
804 |
* Find a method in this class scope. |
|
805 |
* Search order: this class, interfaces, superclasses, outerclasses. |
|
806 |
* Note that this is not necessarily what the compiler would do! |
|
807 |
* |
|
808 |
* @param methodName the unqualified name to search for. |
|
809 |
* @param paramTypeArray the array of Strings for method parameter types. |
|
810 |
* @return the first MethodDocImpl which matches, null if not found. |
|
811 |
*/ |
|
812 |
public MethodDocImpl findMethod(String methodName, String[] paramTypes) { |
|
813 |
// Use hash table 'searched' to avoid searching same class twice. |
|
814 |
//### It is not clear how this could happen. |
|
815 |
return searchMethod(methodName, paramTypes, new HashSet<ClassDocImpl>()); |
|
816 |
} |
|
817 |
||
818 |
private MethodDocImpl searchMethod(String methodName, |
|
819 |
String[] paramTypes, Set<ClassDocImpl> searched) { |
|
820 |
//### Note that this search is not necessarily what the compiler would do! |
|
821 |
||
822 |
ClassDocImpl cdi; |
|
823 |
MethodDocImpl mdi; |
|
824 |
||
825 |
if (searched.contains(this)) { |
|
826 |
return null; |
|
827 |
} |
|
828 |
searched.add(this); |
|
829 |
||
830 |
//DEBUG |
|
831 |
/*---------------------------------* |
|
832 |
System.out.print("searching " + this + " for " + methodName); |
|
833 |
if (paramTypes == null) { |
|
834 |
System.out.println("()"); |
|
835 |
} else { |
|
836 |
System.out.print("("); |
|
837 |
for (int k=0; k < paramTypes.length; k++) { |
|
838 |
System.out.print(paramTypes[k]); |
|
839 |
if ((k + 1) < paramTypes.length) { |
|
840 |
System.out.print(", "); |
|
841 |
} |
|
842 |
} |
|
843 |
System.out.println(")"); |
|
844 |
} |
|
845 |
*---------------------------------*/ |
|
846 |
||
847 |
// search current class |
|
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
10
diff
changeset
|
848 |
Names names = tsym.name.table.names; |
10 | 849 |
Scope.Entry e = tsym.members().lookup(names.fromString(methodName)); |
850 |
||
851 |
//### Using modifier filter here isn't really correct, |
|
852 |
//### but emulates the old behavior. Instead, we should |
|
853 |
//### apply the normal rules of visibility and inheritance. |
|
854 |
||
855 |
if (paramTypes == null) { |
|
856 |
// If no parameters specified, we are allowed to return |
|
857 |
// any method with a matching name. In practice, the old |
|
858 |
// code returned the first method, which is now the last! |
|
859 |
// In order to provide textually identical results, we |
|
860 |
// attempt to emulate the old behavior. |
|
861 |
MethodSymbol lastFound = null; |
|
862 |
for (; e.scope != null; e = e.next()) { |
|
863 |
if (e.sym.kind == Kinds.MTH) { |
|
864 |
//### Should intern methodName as Name. |
|
865 |
if (e.sym.name.toString().equals(methodName)) { |
|
866 |
lastFound = (MethodSymbol)e.sym; |
|
867 |
} |
|
868 |
} |
|
869 |
} |
|
870 |
if (lastFound != null) { |
|
871 |
return env.getMethodDoc(lastFound); |
|
872 |
} |
|
873 |
} else { |
|
874 |
for (; e.scope != null; e = e.next()) { |
|
875 |
if (e.sym != null && |
|
876 |
e.sym.kind == Kinds.MTH) { |
|
877 |
//### Should intern methodName as Name. |
|
878 |
if (hasParameterTypes((MethodSymbol)e.sym, paramTypes)) { |
|
879 |
return env.getMethodDoc((MethodSymbol)e.sym); |
|
880 |
} |
|
881 |
} |
|
882 |
} |
|
883 |
} |
|
884 |
||
885 |
//### If we found a MethodDoc above, but which did not pass |
|
886 |
//### the modifier filter, we should return failure here! |
|
887 |
||
888 |
// search superclass |
|
889 |
cdi = (ClassDocImpl)superclass(); |
|
890 |
if (cdi != null) { |
|
891 |
mdi = cdi.searchMethod(methodName, paramTypes, searched); |
|
892 |
if (mdi != null) { |
|
893 |
return mdi; |
|
894 |
} |
|
895 |
} |
|
896 |
||
897 |
// search interfaces |
|
898 |
ClassDoc intf[] = interfaces(); |
|
899 |
for (int i = 0; i < intf.length; i++) { |
|
900 |
cdi = (ClassDocImpl)intf[i]; |
|
901 |
mdi = cdi.searchMethod(methodName, paramTypes, searched); |
|
902 |
if (mdi != null) { |
|
903 |
return mdi; |
|
904 |
} |
|
905 |
} |
|
906 |
||
907 |
// search enclosing class |
|
908 |
cdi = (ClassDocImpl)containingClass(); |
|
909 |
if (cdi != null) { |
|
910 |
mdi = cdi.searchMethod(methodName, paramTypes, searched); |
|
911 |
if (mdi != null) { |
|
912 |
return mdi; |
|
913 |
} |
|
914 |
} |
|
915 |
||
916 |
//###(gj) As a temporary measure until type variables are better |
|
917 |
//### handled, try again without the parameter types. |
|
918 |
//### This should most often find the right method, and occassionally |
|
919 |
//### find the wrong one. |
|
920 |
//if (paramTypes != null) { |
|
921 |
// return findMethod(methodName, null); |
|
922 |
//} |
|
923 |
||
924 |
return null; |
|
925 |
} |
|
926 |
||
927 |
/** |
|
928 |
* Find constructor in this class. |
|
929 |
* |
|
930 |
* @param constrName the unqualified name to search for. |
|
931 |
* @param paramTypeArray the array of Strings for constructor parameters. |
|
932 |
* @return the first ConstructorDocImpl which matches, null if not found. |
|
933 |
*/ |
|
934 |
public ConstructorDoc findConstructor(String constrName, |
|
935 |
String[] paramTypes) { |
|
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
10
diff
changeset
|
936 |
Names names = tsym.name.table.names; |
10 | 937 |
for (Scope.Entry e = tsym.members().lookup(names.fromString("<init>")); e.scope != null; e = e.next()) { |
938 |
if (e.sym.kind == Kinds.MTH) { |
|
939 |
if (hasParameterTypes((MethodSymbol)e.sym, paramTypes)) { |
|
940 |
return env.getConstructorDoc((MethodSymbol)e.sym); |
|
941 |
} |
|
942 |
} |
|
943 |
} |
|
944 |
||
945 |
//###(gj) As a temporary measure until type variables are better |
|
946 |
//### handled, try again without the parameter types. |
|
947 |
//### This will often find the right constructor, and occassionally |
|
948 |
//### find the wrong one. |
|
949 |
//if (paramTypes != null) { |
|
950 |
// return findConstructor(constrName, null); |
|
951 |
//} |
|
952 |
||
953 |
return null; |
|
954 |
} |
|
955 |
||
956 |
/** |
|
957 |
* Find a field in this class scope. |
|
958 |
* Search order: this class, outerclasses, interfaces, |
|
959 |
* superclasses. IMP: If see tag is defined in an inner class, |
|
960 |
* which extends a super class and if outerclass and the super |
|
961 |
* class have a visible field in common then Java compiler cribs |
|
962 |
* about the ambiguity, but the following code will search in the |
|
963 |
* above given search order. |
|
964 |
* |
|
965 |
* @param fieldName the unqualified name to search for. |
|
966 |
* @return the first FieldDocImpl which matches, null if not found. |
|
967 |
*/ |
|
968 |
public FieldDoc findField(String fieldName) { |
|
969 |
return searchField(fieldName, new HashSet<ClassDocImpl>()); |
|
970 |
} |
|
971 |
||
972 |
private FieldDocImpl searchField(String fieldName, Set<ClassDocImpl> searched) { |
|
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
10
diff
changeset
|
973 |
Names names = tsym.name.table.names; |
10 | 974 |
if (searched.contains(this)) { |
975 |
return null; |
|
976 |
} |
|
977 |
searched.add(this); |
|
978 |
||
979 |
for (Scope.Entry e = tsym.members().lookup(names.fromString(fieldName)); e.scope != null; e = e.next()) { |
|
980 |
if (e.sym.kind == Kinds.VAR) { |
|
981 |
//### Should intern fieldName as Name. |
|
982 |
return env.getFieldDoc((VarSymbol)e.sym); |
|
983 |
} |
|
984 |
} |
|
985 |
||
986 |
//### If we found a FieldDoc above, but which did not pass |
|
987 |
//### the modifier filter, we should return failure here! |
|
988 |
||
989 |
ClassDocImpl cdi = (ClassDocImpl)containingClass(); |
|
990 |
if (cdi != null) { |
|
991 |
FieldDocImpl fdi = cdi.searchField(fieldName, searched); |
|
992 |
if (fdi != null) { |
|
993 |
return fdi; |
|
994 |
} |
|
995 |
} |
|
996 |
||
997 |
// search superclass |
|
998 |
cdi = (ClassDocImpl)superclass(); |
|
999 |
if (cdi != null) { |
|
1000 |
FieldDocImpl fdi = cdi.searchField(fieldName, searched); |
|
1001 |
if (fdi != null) { |
|
1002 |
return fdi; |
|
1003 |
} |
|
1004 |
} |
|
1005 |
||
1006 |
// search interfaces |
|
1007 |
ClassDoc intf[] = interfaces(); |
|
1008 |
for (int i = 0; i < intf.length; i++) { |
|
1009 |
cdi = (ClassDocImpl)intf[i]; |
|
1010 |
FieldDocImpl fdi = cdi.searchField(fieldName, searched); |
|
1011 |
if (fdi != null) { |
|
1012 |
return fdi; |
|
1013 |
} |
|
1014 |
} |
|
1015 |
||
1016 |
return null; |
|
1017 |
} |
|
1018 |
||
1019 |
/** |
|
1020 |
* Get the list of classes declared as imported. |
|
1021 |
* These are called "single-type-import declarations" in the JLS. |
|
1022 |
* This method is deprecated in the ClassDoc interface. |
|
1023 |
* |
|
1024 |
* @return an array of ClassDocImpl representing the imported classes. |
|
1025 |
* |
|
1026 |
* @deprecated Import declarations are implementation details that |
|
1027 |
* should not be exposed here. In addition, not all imported |
|
1028 |
* classes are imported through single-type-import declarations. |
|
1029 |
*/ |
|
1030 |
@Deprecated |
|
1031 |
public ClassDoc[] importedClasses() { |
|
1032 |
// information is not available for binary classfiles |
|
1033 |
if (tsym.sourcefile == null) return new ClassDoc[0]; |
|
1034 |
||
1035 |
ListBuffer<ClassDocImpl> importedClasses = new ListBuffer<ClassDocImpl>(); |
|
1036 |
||
1037 |
Env<AttrContext> compenv = env.enter.getEnv(tsym); |
|
1038 |
if (compenv == null) return new ClassDocImpl[0]; |
|
1039 |
||
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
10
diff
changeset
|
1040 |
Name asterisk = tsym.name.table.names.asterisk; |
10 | 1041 |
for (JCTree t : compenv.toplevel.defs) { |
1042 |
if (t.getTag() == JCTree.IMPORT) { |
|
1043 |
JCTree imp = ((JCImport) t).qualid; |
|
1044 |
if ((TreeInfo.name(imp) != asterisk) && |
|
1045 |
(imp.type.tsym.kind & Kinds.TYP) != 0) { |
|
1046 |
importedClasses.append( |
|
1047 |
env.getClassDoc((ClassSymbol)imp.type.tsym)); |
|
1048 |
} |
|
1049 |
} |
|
1050 |
} |
|
1051 |
||
1052 |
return importedClasses.toArray(new ClassDocImpl[importedClasses.length()]); |
|
1053 |
} |
|
1054 |
||
1055 |
/** |
|
1056 |
* Get the list of packages declared as imported. |
|
1057 |
* These are called "type-import-on-demand declarations" in the JLS. |
|
1058 |
* This method is deprecated in the ClassDoc interface. |
|
1059 |
* |
|
1060 |
* @return an array of PackageDocImpl representing the imported packages. |
|
1061 |
* |
|
1062 |
* ###NOTE: the syntax supports importing all inner classes from a class as well. |
|
1063 |
* @deprecated Import declarations are implementation details that |
|
1064 |
* should not be exposed here. In addition, this method's |
|
1065 |
* return type does not allow for all type-import-on-demand |
|
1066 |
* declarations to be returned. |
|
1067 |
*/ |
|
1068 |
@Deprecated |
|
1069 |
public PackageDoc[] importedPackages() { |
|
1070 |
// information is not available for binary classfiles |
|
1071 |
if (tsym.sourcefile == null) return new PackageDoc[0]; |
|
1072 |
||
1073 |
ListBuffer<PackageDocImpl> importedPackages = new ListBuffer<PackageDocImpl>(); |
|
1074 |
||
1075 |
//### Add the implicit "import java.lang.*" to the result |
|
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
10
diff
changeset
|
1076 |
Names names = tsym.name.table.names; |
10 | 1077 |
importedPackages.append(env.getPackageDoc(env.reader.enterPackage(names.java_lang))); |
1078 |
||
1079 |
Env<AttrContext> compenv = env.enter.getEnv(tsym); |
|
1080 |
if (compenv == null) return new PackageDocImpl[0]; |
|
1081 |
||
1082 |
for (JCTree t : compenv.toplevel.defs) { |
|
1083 |
if (t.getTag() == JCTree.IMPORT) { |
|
1084 |
JCTree imp = ((JCImport) t).qualid; |
|
1085 |
if (TreeInfo.name(imp) == names.asterisk) { |
|
1086 |
JCFieldAccess sel = (JCFieldAccess)imp; |
|
1087 |
Symbol s = sel.selected.type.tsym; |
|
1088 |
PackageDocImpl pdoc = env.getPackageDoc(s.packge()); |
|
1089 |
if (!importedPackages.contains(pdoc)) |
|
1090 |
importedPackages.append(pdoc); |
|
1091 |
} |
|
1092 |
} |
|
1093 |
} |
|
1094 |
||
1095 |
return importedPackages.toArray(new PackageDocImpl[importedPackages.length()]); |
|
1096 |
} |
|
1097 |
||
1098 |
/** |
|
1099 |
* Return the type's dimension information. |
|
1100 |
* Always return "", as this is not an array type. |
|
1101 |
*/ |
|
1102 |
public String dimension() { |
|
1103 |
return ""; |
|
1104 |
} |
|
1105 |
||
1106 |
/** |
|
1107 |
* Return this type as a class, which it already is. |
|
1108 |
*/ |
|
1109 |
public ClassDoc asClassDoc() { |
|
1110 |
return this; |
|
1111 |
} |
|
1112 |
||
1113 |
/** |
|
1114 |
* Return null (unless overridden), as this is not an annotation type. |
|
1115 |
*/ |
|
1116 |
public AnnotationTypeDoc asAnnotationTypeDoc() { |
|
1117 |
return null; |
|
1118 |
} |
|
1119 |
||
1120 |
/** |
|
1121 |
* Return null, as this is not a class instantiation. |
|
1122 |
*/ |
|
1123 |
public ParameterizedType asParameterizedType() { |
|
1124 |
return null; |
|
1125 |
} |
|
1126 |
||
1127 |
/** |
|
1128 |
* Return null, as this is not a type variable. |
|
1129 |
*/ |
|
1130 |
public TypeVariable asTypeVariable() { |
|
1131 |
return null; |
|
1132 |
} |
|
1133 |
||
1134 |
/** |
|
1135 |
* Return null, as this is not a wildcard type. |
|
1136 |
*/ |
|
1137 |
public WildcardType asWildcardType() { |
|
1138 |
return null; |
|
1139 |
} |
|
1140 |
||
1141 |
/** |
|
1142 |
* Return false, as this is not a primitive type. |
|
1143 |
*/ |
|
1144 |
public boolean isPrimitive() { |
|
1145 |
return false; |
|
1146 |
} |
|
1147 |
||
1148 |
//--- Serialization --- |
|
1149 |
||
1150 |
//### These methods ignore modifier filter. |
|
1151 |
||
1152 |
/** |
|
1153 |
* Return true if this class implements <code>java.io.Serializable</code>. |
|
1154 |
* |
|
1155 |
* Since <code>java.io.Externalizable</code> extends |
|
1156 |
* <code>java.io.Serializable</code>, |
|
1157 |
* Externalizable objects are also Serializable. |
|
1158 |
*/ |
|
1159 |
public boolean isSerializable() { |
|
1160 |
try { |
|
1161 |
return env.types.isSubtype(type, env.syms.serializableType); |
|
1162 |
} catch (CompletionFailure ex) { |
|
1163 |
// quietly ignore completion failures |
|
1164 |
return false; |
|
1165 |
} |
|
1166 |
} |
|
1167 |
||
1168 |
/** |
|
1169 |
* Return true if this class implements |
|
1170 |
* <code>java.io.Externalizable</code>. |
|
1171 |
*/ |
|
1172 |
public boolean isExternalizable() { |
|
1173 |
try { |
|
1174 |
return env.types.isSubtype(type, env.externalizableSym.type); |
|
1175 |
} catch (CompletionFailure ex) { |
|
1176 |
// quietly ignore completion failures |
|
1177 |
return false; |
|
1178 |
} |
|
1179 |
} |
|
1180 |
||
1181 |
/** |
|
1182 |
* Return the serialization methods for this class. |
|
1183 |
* |
|
1184 |
* @return an array of <code>MethodDocImpl</code> that represents |
|
1185 |
* the serialization methods for this class. |
|
1186 |
*/ |
|
1187 |
public MethodDoc[] serializationMethods() { |
|
1188 |
if (serializedForm == null) { |
|
1189 |
serializedForm = new SerializedForm(env, tsym, this); |
|
1190 |
} |
|
1191 |
//### Clone this? |
|
1192 |
return serializedForm.methods(); |
|
1193 |
} |
|
1194 |
||
1195 |
/** |
|
1196 |
* Return the Serializable fields of class.<p> |
|
1197 |
* |
|
1198 |
* Return either a list of default fields documented by |
|
1199 |
* <code>serial</code> tag<br> |
|
1200 |
* or return a single <code>FieldDoc</code> for |
|
1201 |
* <code>serialPersistentField</code> member. |
|
1202 |
* There should be a <code>serialField</code> tag for |
|
1203 |
* each Serializable field defined by an <code>ObjectStreamField</code> |
|
1204 |
* array component of <code>serialPersistentField</code>. |
|
1205 |
* |
|
1206 |
* @returns an array of <code>FieldDoc</code> for the Serializable fields |
|
1207 |
* of this class. |
|
1208 |
* |
|
1209 |
* @see #definesSerializableFields() |
|
1210 |
* @see SerialFieldTagImpl |
|
1211 |
*/ |
|
1212 |
public FieldDoc[] serializableFields() { |
|
1213 |
if (serializedForm == null) { |
|
1214 |
serializedForm = new SerializedForm(env, tsym, this); |
|
1215 |
} |
|
1216 |
//### Clone this? |
|
1217 |
return serializedForm.fields(); |
|
1218 |
} |
|
1219 |
||
1220 |
/** |
|
1221 |
* Return true if Serializable fields are explicitly defined with |
|
1222 |
* the special class member <code>serialPersistentFields</code>. |
|
1223 |
* |
|
1224 |
* @see #serializableFields() |
|
1225 |
* @see SerialFieldTagImpl |
|
1226 |
*/ |
|
1227 |
public boolean definesSerializableFields() { |
|
1228 |
if (!isSerializable() || isExternalizable()) { |
|
1229 |
return false; |
|
1230 |
} else { |
|
1231 |
if (serializedForm == null) { |
|
1232 |
serializedForm = new SerializedForm(env, tsym, this); |
|
1233 |
} |
|
1234 |
//### Clone this? |
|
1235 |
return serializedForm.definesSerializableFields(); |
|
1236 |
} |
|
1237 |
} |
|
1238 |
||
1239 |
/** |
|
1240 |
* Determine if a class is a RuntimeException. |
|
1241 |
* <p> |
|
1242 |
* Used only by ThrowsTagImpl. |
|
1243 |
*/ |
|
1244 |
boolean isRuntimeException() { |
|
1245 |
return tsym.isSubClass(env.syms.runtimeExceptionType.tsym, env.types); |
|
1246 |
} |
|
1247 |
||
1248 |
/** |
|
1249 |
* Return the source position of the entity, or null if |
|
1250 |
* no position is available. |
|
1251 |
*/ |
|
1252 |
public SourcePosition position() { |
|
1253 |
if (tsym.sourcefile == null) return null; |
|
1254 |
return SourcePositionImpl.make(tsym.sourcefile.toString(), |
|
1255 |
(tree==null) ? Position.NOPOS : tree.pos, |
|
1256 |
lineMap); |
|
1257 |
} |
|
1258 |
} |