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.Name;
028    
029    public class JavaDescriptorResolver {
030        public static final Name JAVA_ROOT = Name.special("<java_root>");
031    
032        private final ModuleDescriptor module;
033    
034        private final LazyJavaPackageFragmentProvider lazyJavaPackageFragmentProvider;
035    
036        public JavaDescriptorResolver(@NotNull LazyJavaPackageFragmentProvider provider, @NotNull ModuleDescriptor module) {
037            lazyJavaPackageFragmentProvider = provider;
038            this.module = module;
039        }
040    
041        @NotNull
042        public ModuleDescriptor getModule() {
043            return module;
044        }
045    
046        @NotNull
047        public PackageFragmentProvider getPackageFragmentProvider() {
048            return lazyJavaPackageFragmentProvider;
049        }
050    
051        @Nullable
052        public ClassDescriptor resolveClass(@NotNull JavaClass javaClass) {
053            return lazyJavaPackageFragmentProvider.getClass(javaClass);
054        }
055    
056        @Nullable
057        public PackageFragmentDescriptor getPackageFragment(@NotNull JavaClass javaClass) {
058            return lazyJavaPackageFragmentProvider.getPackageFragment(javaClass);
059        }
060    }