001    /*
002     * Copyright 2010-2013 JetBrains s.r.o.
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    
017    package org.jetbrains.jet.lang.resolve.java.provider;
018    
019    import com.intellij.psi.PsiClass;
020    import org.jetbrains.annotations.NotNull;
021    import org.jetbrains.annotations.Nullable;
022    import org.jetbrains.jet.lang.resolve.java.DescriptorResolverUtils;
023    import org.jetbrains.jet.lang.resolve.java.PsiClassFinder;
024    
025    import static org.jetbrains.jet.lang.resolve.java.provider.DeclarationOrigin.JAVA;
026    import static org.jetbrains.jet.lang.resolve.java.provider.DeclarationOrigin.KOTLIN;
027    
028    public class ClassPsiDeclarationProviderImpl extends PsiDeclarationProviderBase implements ClassPsiDeclarationProvider {
029    
030        @NotNull
031        protected final DeclarationOrigin declarationOrigin;
032        @NotNull
033        protected final PsiClassFinder psiClassFinder;
034    
035        @NotNull
036        private final PsiClass psiClass;
037    
038        private final boolean staticMembers;
039    
040        protected ClassPsiDeclarationProviderImpl(@NotNull PsiClass psiClass, boolean staticMembers, @NotNull PsiClassFinder psiClassFinder) {
041            this.staticMembers = staticMembers;
042            this.psiClass = psiClass;
043            this.psiClassFinder = psiClassFinder;
044            this.declarationOrigin = determineOrigin(psiClass);
045        }
046    
047        @Override
048        @NotNull
049        protected MembersCache buildMembersCache() {
050            return MembersCache.buildMembersByNameCache(new MembersCache(), psiClassFinder, psiClass, null, staticMembers, getDeclarationOrigin() == KOTLIN);
051        }
052    
053        @Override
054        @NotNull
055        public PsiClass getPsiClass() {
056            return psiClass;
057        }
058    
059        @Override
060        @NotNull
061        public DeclarationOrigin getDeclarationOrigin() {
062            return declarationOrigin;
063        }
064    
065        @NotNull
066        private static DeclarationOrigin determineOrigin(@Nullable PsiClass psiClass) {
067            return ((psiClass != null) && DescriptorResolverUtils.isKotlinClass(psiClass)) ? KOTLIN : JAVA;
068        }
069    
070        @Override
071        public boolean isStaticMembers() {
072            return staticMembers;
073        }
074    }