001    /*
002     * Copyright 2010-2014 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.asJava;
018    
019    import com.intellij.lang.Language;
020    import com.intellij.psi.PsiClass;
021    import com.intellij.psi.PsiField;
022    import com.intellij.psi.PsiManager;
023    import com.intellij.psi.PsiMethod;
024    import com.intellij.psi.impl.PsiClassImplUtil;
025    import com.intellij.psi.impl.light.AbstractLightClass;
026    import org.jetbrains.jet.asJava.light.LightField;
027    import com.intellij.psi.impl.light.LightMethod;
028    import com.intellij.psi.impl.source.ClassInnerStuffCache;
029    import com.intellij.psi.impl.source.PsiExtensibleClass;
030    import com.intellij.util.Function;
031    import com.intellij.util.containers.ContainerUtil;
032    import org.jetbrains.annotations.NotNull;
033    import org.jetbrains.jet.lang.psi.JetDeclaration;
034    
035    import java.util.List;
036    
037    public abstract class KotlinWrappingLightClass extends AbstractLightClass implements KotlinLightClass, PsiExtensibleClass {
038        private final ClassInnerStuffCache myInnersCache = new ClassInnerStuffCache(this);
039    
040        protected KotlinWrappingLightClass(PsiManager manager, Language language) {
041            super(manager, language);
042        }
043    
044        @NotNull
045        @Override
046        public abstract PsiClass getDelegate();
047    
048        @Override
049        @NotNull
050        public PsiField[] getFields() {
051            return myInnersCache.getFields();
052        }
053    
054        @Override
055        @NotNull
056        public PsiMethod[] getMethods() {
057            return myInnersCache.getMethods();
058        }
059    
060        @Override
061        @NotNull
062        public PsiMethod[] getConstructors() {
063            return myInnersCache.getConstructors();
064        }
065    
066        @Override
067        @NotNull
068        public PsiClass[] getInnerClasses() {
069            return myInnersCache.getInnerClasses();
070        }
071    
072        @Override
073        @NotNull
074        public PsiField[] getAllFields() {
075            return PsiClassImplUtil.getAllFields(this);
076        }
077    
078        @Override
079        @NotNull
080        public PsiMethod[] getAllMethods() {
081            return PsiClassImplUtil.getAllMethods(this);
082        }
083    
084        @Override
085        @NotNull
086        public PsiClass[] getAllInnerClasses() {
087            return PsiClassImplUtil.getAllInnerClasses(this);
088        }
089    
090        @Override
091        public PsiField findFieldByName(String name, boolean checkBases) {
092            return myInnersCache.findFieldByName(name, checkBases);
093        }
094    
095        @Override
096        @NotNull
097        public PsiMethod[] findMethodsByName(String name, boolean checkBases) {
098            return myInnersCache.findMethodsByName(name, checkBases);
099        }
100    
101        @Override
102        public PsiClass findInnerClassByName(String name, boolean checkBases) {
103            return myInnersCache.findInnerClassByName(name, checkBases);
104        }
105    
106        @NotNull
107        @Override
108        public List<PsiField> getOwnFields() {
109            return ContainerUtil.map(getDelegate().getFields(), new Function<PsiField, PsiField>() {
110                @Override
111                public PsiField fun(PsiField field) {
112                    return new LightField(myManager, field, KotlinWrappingLightClass.this);
113                }
114            });
115        }
116    
117        @NotNull
118        @Override
119        public List<PsiMethod> getOwnMethods() {
120            return ContainerUtil.map(getDelegate().getMethods(), new Function<PsiMethod, PsiMethod>() {
121                @Override
122                public PsiMethod fun(PsiMethod method) {
123                    JetDeclaration declaration = ClsWrapperStubPsiFactory.getOriginalDeclaration(method);
124                    return declaration != null
125                           ? new KotlinLightMethodForDeclaration(myManager, method, declaration, KotlinWrappingLightClass.this)
126                           : new LightMethod(myManager, method, KotlinWrappingLightClass.this);
127                }
128            });
129        }
130    }