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