001    /*
002     * Copyright 2004-2006 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.util.ArrayList;
030    import java.util.Collection;
031    
032    import com.sun.mirror.declaration.*;
033    import com.sun.mirror.util.*;
034    import com.sun.tools.apt.mirror.AptEnv;
035    import com.sun.tools.javac.code.*;
036    import com.sun.tools.javac.code.Symbol.*;
037    
038    
039    /**
040     * Implementation of PackageDeclaration.
041     */
042    
043    public class PackageDeclarationImpl extends DeclarationImpl
044                                        implements PackageDeclaration {
045    
046        private PackageSymbol sym;
047    
048    
049        public PackageDeclarationImpl(AptEnv env, PackageSymbol sym) {
050            super(env, sym);
051            this.sym = sym;
052        }
053    
054    
055        /**
056         * Returns the qualified name.
057         */
058        public String toString() {
059            return getQualifiedName();
060        }
061    
062        /**
063         * {@inheritDoc}
064         */
065        public String getQualifiedName() {
066            return sym.getQualifiedName().toString();
067        }
068    
069        /**
070         * {@inheritDoc}
071         */
072        public Collection<ClassDeclaration> getClasses() {
073            return identityFilter.filter(getAllTypes(),
074                                         ClassDeclaration.class);
075        }
076    
077        /**
078         * {@inheritDoc}
079         */
080        public Collection<EnumDeclaration> getEnums() {
081            return identityFilter.filter(getAllTypes(),
082                                         EnumDeclaration.class);
083        }
084    
085        /**
086         * {@inheritDoc}
087         */
088        public Collection<InterfaceDeclaration> getInterfaces() {
089            return identityFilter.filter(getAllTypes(),
090                                         InterfaceDeclaration.class);
091        }
092    
093        /**
094         * {@inheritDoc}
095         */
096        public Collection<AnnotationTypeDeclaration> getAnnotationTypes() {
097            return identityFilter.filter(getAllTypes(),
098                                         AnnotationTypeDeclaration.class);
099        }
100    
101        /**
102         * {@inheritDoc}
103         */
104        public void accept(DeclarationVisitor v) {
105            v.visitPackageDeclaration(this);
106        }
107    
108    
109        // Cache of all top-level type declarations in this package.
110        private Collection<TypeDeclaration> allTypes = null;
111    
112        /**
113         * Caches and returns all top-level type declarations in this package.
114         * Omits synthetic types.
115         */
116        private Collection<TypeDeclaration> getAllTypes() {
117            if (allTypes != null) {
118                return allTypes;
119            }
120            allTypes = new ArrayList<TypeDeclaration>();
121            for (Symbol s : getMembers(false)) {
122                allTypes.add(env.declMaker.getTypeDeclaration((ClassSymbol) s));
123            }
124            return allTypes;
125        }
126    }