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.ModuleDescriptor;
023    import org.jetbrains.jet.lang.descriptors.PackageFragmentDescriptor;
024    import org.jetbrains.jet.lang.descriptors.PackageFragmentProvider;
025    import org.jetbrains.jet.lang.resolve.java.lazy.LazyJavaPackageFragmentProvider;
026    import org.jetbrains.jet.lang.resolve.java.structure.JavaClass;
027    import org.jetbrains.jet.lang.resolve.name.FqName;
028    import org.jetbrains.jet.lang.resolve.name.Name;
029    import org.jetbrains.jet.lang.types.DependencyClassByQualifiedNameResolver;
030    
031    public class JavaDescriptorResolver implements DependencyClassByQualifiedNameResolver {
032        public static final Name JAVA_ROOT = Name.special("<java_root>");
033    
034        private final ModuleDescriptor module;
035    
036        private final LazyJavaPackageFragmentProvider lazyJavaPackageFragmentProvider;
037    
038        public JavaDescriptorResolver(@NotNull LazyJavaPackageFragmentProvider provider, @NotNull ModuleDescriptor module) {
039            lazyJavaPackageFragmentProvider = provider;
040            this.module = module;
041        }
042    
043        @NotNull
044        public ModuleDescriptor getModule() {
045            return module;
046        }
047    
048        @NotNull
049        public PackageFragmentProvider getPackageFragmentProvider() {
050            return lazyJavaPackageFragmentProvider;
051        }
052    
053        @Nullable
054        @Override
055        public ClassDescriptor resolveClass(@NotNull FqName qualifiedName) {
056            return lazyJavaPackageFragmentProvider.getClass(qualifiedName);
057        }
058    
059        @Nullable
060        public ClassDescriptor resolveClass(@NotNull JavaClass javaClass) {
061            return lazyJavaPackageFragmentProvider.getClass(javaClass);
062        }
063    
064        @Nullable
065        public PackageFragmentDescriptor getPackageFragment(@NotNull FqName fqName) {
066            return lazyJavaPackageFragmentProvider.getPackageFragment(fqName);
067        }
068    
069        @Nullable
070        public PackageFragmentDescriptor getPackageFragment(@NotNull JavaClass javaClass) {
071            return lazyJavaPackageFragmentProvider.getPackageFragment(javaClass);
072        }
073    }