001    /*
002     * Copyright 2010-2015 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.kotlin.asJava;
018    
019    import com.intellij.openapi.components.ServiceManager;
020    import com.intellij.openapi.project.Project;
021    import com.intellij.psi.PsiClass;
022    import com.intellij.psi.search.GlobalSearchScope;
023    import org.jetbrains.annotations.NotNull;
024    import org.jetbrains.annotations.Nullable;
025    import org.jetbrains.kotlin.descriptors.ClassDescriptor;
026    import org.jetbrains.kotlin.name.FqName;
027    import org.jetbrains.kotlin.psi.KtClassOrObject;
028    import org.jetbrains.kotlin.psi.KtFile;
029    
030    import java.util.Collection;
031    
032    public abstract class LightClassGenerationSupport {
033    
034        @NotNull
035        public static LightClassGenerationSupport getInstance(@NotNull Project project) {
036            return ServiceManager.getService(project, LightClassGenerationSupport.class);
037        }
038    
039        @NotNull
040        public abstract LightClassConstructionContext getContextForClassOrObject(@NotNull KtClassOrObject classOrObject);
041    
042        @NotNull
043        public abstract Collection<KtClassOrObject> findClassOrObjectDeclarations(@NotNull FqName fqName, @NotNull GlobalSearchScope searchScope);
044    
045        /*
046         * Finds files whose package declaration is exactly {@code fqName}. For example, if a file declares
047         *     package a.b.c
048         * it will not be returned for fqName "a.b"
049         *
050         * If the resulting collection is empty, it means that this package has not other declarations than sub-packages
051         */
052        @NotNull
053        public abstract Collection<KtFile> findFilesForPackage(@NotNull FqName fqName, @NotNull GlobalSearchScope searchScope);
054    
055        // Returns only immediately declared classes/objects, package classes are not included (they have no declarations)
056        @NotNull
057        public abstract Collection<KtClassOrObject> findClassOrObjectDeclarationsInPackage(
058                @NotNull FqName packageFqName,
059                @NotNull GlobalSearchScope searchScope
060        );
061    
062        public abstract boolean packageExists(@NotNull FqName fqName, @NotNull GlobalSearchScope scope);
063    
064        @NotNull
065        public abstract Collection<FqName> getSubPackages(@NotNull FqName fqn, @NotNull GlobalSearchScope scope);
066    
067        @Nullable
068        public abstract KtLightClass getLightClass(@NotNull KtClassOrObject classOrObject);
069    
070        @Nullable
071        public abstract ClassDescriptor resolveClassToDescriptor(@NotNull KtClassOrObject classOrObject);
072    
073        @NotNull
074        public abstract Collection<PsiClass> getFacadeClasses(@NotNull FqName facadeFqName, @NotNull GlobalSearchScope scope);
075    
076        @NotNull
077        public abstract Collection<PsiClass> getFacadeClassesInPackage(@NotNull FqName packageFqName, @NotNull GlobalSearchScope scope);
078    
079        @NotNull
080        public abstract Collection<String> getFacadeNames(@NotNull FqName packageFqName, @NotNull GlobalSearchScope scope);
081    
082        @NotNull
083        public abstract Collection<KtFile> findFilesForFacade(@NotNull FqName facadeFqName, @NotNull GlobalSearchScope scope);
084    
085        @NotNull
086        public abstract LightClassConstructionContext getContextForFacade(@NotNull Collection<KtFile> files);
087    
088    }