001    /*
002     * Copyright 2010-2014 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.kotlin;
018    
019    import org.jetbrains.annotations.NotNull;
020    import org.jetbrains.annotations.Nullable;
021    import org.jetbrains.jet.descriptors.serialization.NameResolver;
022    import org.jetbrains.jet.descriptors.serialization.ProtoBuf;
023    import org.jetbrains.jet.descriptors.serialization.descriptors.ConstantDeserializer;
024    import org.jetbrains.jet.lang.descriptors.ClassOrPackageFragmentDescriptor;
025    import org.jetbrains.jet.lang.resolve.constants.CompileTimeConstant;
026    import org.jetbrains.jet.lang.resolve.java.resolver.ErrorReporter;
027    import org.jetbrains.jet.lang.types.DependencyClassByQualifiedNameResolver;
028    
029    import javax.inject.Inject;
030    
031    import static org.jetbrains.jet.descriptors.serialization.descriptors.Deserializers.AnnotatedCallableKind;
032    import static org.jetbrains.jet.lang.resolve.kotlin.DescriptorDeserializersStorage.MemberSignature;
033    
034    public class ConstantDescriptorDeserializer extends BaseDescriptorDeserializer implements ConstantDeserializer {
035        @Inject
036        @Override
037        public void setStorage(@NotNull DescriptorDeserializersStorage storage) {
038            this.storage = storage;
039        }
040    
041        @Inject
042        @Override
043        public void setClassResolver(@NotNull DependencyClassByQualifiedNameResolver classResolver) {
044            this.classResolver = classResolver;
045        }
046    
047        @Inject
048        @Override
049        public void setKotlinClassFinder(@NotNull KotlinClassFinder kotlinClassFinder) {
050            this.kotlinClassFinder = kotlinClassFinder;
051        }
052    
053        @Inject
054        @Override
055        public void setErrorReporter(@NotNull ErrorReporter errorReporter) {
056            this.errorReporter = errorReporter;
057        }
058    
059        @Nullable
060        @Override
061        public CompileTimeConstant<?> loadPropertyConstant(
062                @NotNull ClassOrPackageFragmentDescriptor container,
063                @NotNull ProtoBuf.Callable proto,
064                @NotNull NameResolver nameResolver,
065                @NotNull AnnotatedCallableKind kind
066        ) {
067            MemberSignature signature = getCallableSignature(proto, nameResolver, kind);
068            if (signature == null) return null;
069    
070            KotlinJvmBinaryClass kotlinClass = findClassWithAnnotationsAndInitializers(container, proto, nameResolver, kind);
071            if (kotlinClass == null) {
072                errorReporter.reportLoadingError("Kotlin class for loading property constant is not found: " + container, null);
073                return null;
074            }
075    
076            return storage.getStorage().invoke(kotlinClass).getPropertyConstants().get(signature);
077        }
078    }