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;
018    
019    import org.jetbrains.annotations.NotNull;
020    import org.jetbrains.annotations.Nullable;
021    import org.jetbrains.jet.lang.descriptors.ClassDescriptor;
022    import org.jetbrains.jet.lang.descriptors.NamespaceDescriptor;
023    import org.jetbrains.jet.lang.resolve.BindingContext;
024    import org.jetbrains.jet.lang.resolve.BindingTrace;
025    import org.jetbrains.jet.lang.resolve.java.provider.PsiDeclarationProviderFactory;
026    import org.jetbrains.jet.lang.resolve.name.FqName;
027    import org.jetbrains.jet.lang.resolve.name.Name;
028    import org.jetbrains.jet.lang.types.lang.KotlinBuiltIns;
029    
030    import javax.inject.Inject;
031    
032    public class JavaSemanticServices {
033        @NotNull
034        private JavaTypeTransformer typeTransformer;
035        @NotNull
036        private JavaDescriptorResolver descriptorResolver;
037        @NotNull
038        private PsiClassFinder psiClassFinder;
039        @NotNull
040        private BindingTrace trace;
041        @NotNull
042        private PsiDeclarationProviderFactory psiDeclarationProviderFactory;
043    
044        @Inject
045        public void setTypeTransformer(@NotNull JavaTypeTransformer typeTransformer) {
046            this.typeTransformer = typeTransformer;
047        }
048    
049        @Inject
050        public void setDescriptorResolver(@NotNull JavaDescriptorResolver descriptorResolver) {
051            this.descriptorResolver = descriptorResolver;
052        }
053    
054        @Inject
055        public void setPsiClassFinder(@NotNull PsiClassFinder psiClassFinder) {
056            this.psiClassFinder = psiClassFinder;
057        }
058    
059        @Inject
060        public void setTrace(@NotNull BindingTrace trace) {
061            this.trace = trace;
062        }
063    
064        @NotNull
065        public JavaTypeTransformer getTypeTransformer() {
066            return typeTransformer;
067        }
068    
069        @Inject
070        public void setPsiDeclarationProviderFactory(PsiDeclarationProviderFactory psiDeclarationProviderFactory) {
071            this.psiDeclarationProviderFactory = psiDeclarationProviderFactory;
072        }
073    
074        @NotNull
075        public JavaDescriptorResolver getDescriptorResolver() {
076            return descriptorResolver;
077        }
078    
079        @Nullable
080        public ClassDescriptor getKotlinClassDescriptor(@NotNull FqName qualifiedName) {
081            return trace.get(BindingContext.FQNAME_TO_CLASS_DESCRIPTOR, qualifiedName);
082        }
083    
084        @NotNull
085        public PsiClassFinder getPsiClassFinder() {
086            return psiClassFinder;
087        }
088    
089        @NotNull
090        public PsiDeclarationProviderFactory getPsiDeclarationProviderFactory() {
091            return psiDeclarationProviderFactory;
092        }
093    
094        @Nullable
095        public ClassDescriptor getKotlinBuiltinClassDescriptor(@NotNull FqName qualifiedName) {
096            if (qualifiedName.firstSegmentIs(Name.identifier("jet")) && qualifiedName.pathSegments().size() == 2) {
097                return (ClassDescriptor) KotlinBuiltIns.getInstance().getBuiltInsScope().getClassifier(qualifiedName.pathSegments().get(1));
098            }
099            else {
100                return null;
101            }
102        }
103    
104        @Nullable
105        public NamespaceDescriptor getKotlinNamespaceDescriptor(@NotNull FqName qualifiedName) {
106            return trace.get(BindingContext.FQNAME_TO_NAMESPACE_DESCRIPTOR, qualifiedName);
107        }
108    }