001 /*
002 * Copyright 2004 Sun Microsystems, Inc. All Rights Reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation. Sun designates this
008 * particular file as subject to the "Classpath" exception as provided
009 * by Sun in the LICENSE file that accompanied this code.
010 *
011 * This code is distributed in the hope that it will be useful, but WITHOUT
012 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
013 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
014 * version 2 for more details (a copy is included in the LICENSE file that
015 * accompanied this code).
016 *
017 * You should have received a copy of the GNU General Public License version
018 * 2 along with this work; if not, write to the Free Software Foundation,
019 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
020 *
021 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
022 * CA 95054 USA or visit www.sun.com if you need additional information or
023 * have any questions.
024 */
025
026 package com.sun.tools.apt.mirror.declaration;
027
028
029 import java.lang.annotation.Annotation;
030 import java.lang.annotation.Inherited;
031 import java.util.ArrayList;
032 import java.util.Collection;
033
034 import com.sun.mirror.declaration.*;
035 import com.sun.mirror.type.ClassType;
036 import com.sun.mirror.util.DeclarationVisitor;
037 import com.sun.tools.apt.mirror.AptEnv;
038 import com.sun.tools.javac.code.*;
039 import com.sun.tools.javac.code.Symbol.*;
040
041
042 /**
043 * Implementation of ClassDeclaration
044 */
045
046 public class ClassDeclarationImpl extends TypeDeclarationImpl
047 implements ClassDeclaration {
048
049 ClassDeclarationImpl(AptEnv env, ClassSymbol sym) {
050 super(env, sym);
051 }
052
053
054 /**
055 * {@inheritDoc}
056 * Overridden here to handle @Inherited.
057 */
058 public <A extends Annotation> A getAnnotation(Class<A> annoType) {
059
060 boolean inherited = annoType.isAnnotationPresent(Inherited.class);
061 for (Type t = sym.type;
062 t.tsym != env.symtab.objectType.tsym && !t.isErroneous();
063 t = env.jctypes.supertype(t)) {
064
065 A result = getAnnotation(annoType, t.tsym);
066 if (result != null || !inherited) {
067 return result;
068 }
069 }
070 return null;
071 }
072
073 /**
074 * {@inheritDoc}
075 */
076 public ClassType getSuperclass() {
077 // java.lang.Object has no superclass
078 if (sym == env.symtab.objectType.tsym) {
079 return null;
080 }
081 Type t = env.jctypes.supertype(sym.type);
082 return (ClassType) env.typeMaker.getType(t);
083 }
084
085 /**
086 * {@inheritDoc}
087 */
088 public Collection<ConstructorDeclaration> getConstructors() {
089 ArrayList<ConstructorDeclaration> res =
090 new ArrayList<ConstructorDeclaration>();
091 for (Symbol s : getMembers(true)) {
092 if (s.isConstructor()) {
093 MethodSymbol m = (MethodSymbol) s;
094 res.add((ConstructorDeclaration)
095 env.declMaker.getExecutableDeclaration(m));
096 }
097 }
098 return res;
099 }
100
101 /**
102 * {@inheritDoc}
103 */
104 public Collection<MethodDeclaration> getMethods() {
105 return identityFilter.filter(super.getMethods(),
106 MethodDeclaration.class);
107 }
108
109 /**
110 * {@inheritDoc}
111 */
112 public void accept(DeclarationVisitor v) {
113 v.visitClassDeclaration(this);
114 }
115 }