1 /*

     2  * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 package com.sun.tools.apt.mirror.declaration;

    27 

    28 

    29 import java.lang.annotation.Annotation;

    30 import java.lang.annotation.Inherited;

    31 import java.util.ArrayList;

    32 import java.util.Collection;

    33 

    34 import com.sun.mirror.declaration.*;

    35 import com.sun.mirror.type.ClassType;

    36 import com.sun.mirror.util.DeclarationVisitor;

    37 import com.sun.tools.apt.mirror.AptEnv;

    38 import com.sun.tools.javac.code.*;

    39 import com.sun.tools.javac.code.Symbol.*;

    40 

    41 

    42 /**

    43  * Implementation of ClassDeclaration

    44  */

    45 @SuppressWarnings("deprecation")

    46 public class ClassDeclarationImpl extends TypeDeclarationImpl

    47                                   implements ClassDeclaration {

    48 

    49     ClassDeclarationImpl(AptEnv env, ClassSymbol sym) {

    50         super(env, sym);

    51     }

    52 

    53 

    54     /**

    55      * {@inheritDoc}

    56      * Overridden here to handle @Inherited.

    57      */

    58     public <A extends Annotation> A getAnnotation(Class<A> annoType) {

    59 

    60         boolean inherited = annoType.isAnnotationPresent(Inherited.class);

    61         for (Type t = sym.type;

    62              t.tsym != env.symtab.objectType.tsym && !t.isErroneous();

    63              t = env.jctypes.supertype(t)) {

    64 

    65             A result = getAnnotation(annoType, t.tsym);

    66             if (result != null || !inherited) {

    67                 return result;

    68             }

    69         }

    70         return null;

    71     }

    72 

    73     /**

    74      * {@inheritDoc}

    75      */

    76     public ClassType getSuperclass() {

    77         //  java.lang.Object has no superclass

    78         if (sym == env.symtab.objectType.tsym) {

    79             return null;

    80         }

    81         Type t = env.jctypes.supertype(sym.type);

    82         return (ClassType) env.typeMaker.getType(t);

    83     }

    84 

    85     /**

    86      * {@inheritDoc}

    87      */

    88     public Collection<ConstructorDeclaration> getConstructors() {

    89         ArrayList<ConstructorDeclaration> res =

    90             new ArrayList<ConstructorDeclaration>();

    91         for (Symbol s : getMembers(true)) {

    92             if (s.isConstructor()) {

    93                 MethodSymbol m = (MethodSymbol) s;

    94                 res.add((ConstructorDeclaration)

    95                         env.declMaker.getExecutableDeclaration(m));

    96             }

    97         }

    98         return res;

    99     }

   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 }