| /* |
| * Copyright 2000-2014 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.ide.structureView.impl; |
| |
| import com.intellij.psi.*; |
| import com.intellij.psi.impl.PsiImplUtil; |
| import com.intellij.psi.scope.BaseScopeProcessor; |
| import com.intellij.psi.util.MethodSignature; |
| import com.intellij.psi.util.PsiUtil; |
| import com.intellij.util.containers.HashMap; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.Collection; |
| import java.util.Map; |
| |
| /** |
| * @deprecated use conflict-filter processor with duplicates resolver {@link com.intellij.psi.scope.processor.ConflictFilterProcessor} |
| */ |
| public class AddAllMembersProcessor extends BaseScopeProcessor { |
| private final Collection<PsiElement> myAllMembers; |
| private final PsiClass myPsiClass; |
| private final Map<MethodSignature,PsiMethod> myMethodsBySignature = new HashMap<MethodSignature, PsiMethod>(); |
| |
| public AddAllMembersProcessor(@NotNull Collection<PsiElement> allMembers, @NotNull PsiClass psiClass) { |
| for (PsiElement psiElement : allMembers) { |
| if (psiElement instanceof PsiMethod) mapMethodBySignature((PsiMethod)psiElement); |
| } |
| myAllMembers = allMembers; |
| myPsiClass = psiClass; |
| } |
| |
| @Override |
| public boolean execute(@NotNull PsiElement element, @NotNull ResolveState state) { |
| PsiMember member = (PsiMember)element; |
| if (!isInteresting(element)) return true; |
| if (myPsiClass.isInterface() && isObjectMember(element)) return true; |
| if (!myAllMembers.contains(member) && isVisible(member, myPsiClass)) { |
| if (member instanceof PsiMethod) { |
| PsiMethod psiMethod = (PsiMethod)member; |
| if (shouldAdd(psiMethod)) { |
| mapMethodBySignature(psiMethod); |
| myAllMembers.add(PsiImplUtil.handleMirror(psiMethod)); |
| } |
| } |
| else { |
| myAllMembers.add(PsiImplUtil.handleMirror(member)); |
| } |
| } |
| return true; |
| } |
| |
| private static boolean isObjectMember(PsiElement element) { |
| if (!(element instanceof PsiMethod)) return false; |
| final PsiClass containingClass = ((PsiMethod)element).getContainingClass(); |
| if (containingClass == null) { |
| return false; |
| } |
| else { |
| final String qualifiedName = containingClass.getQualifiedName(); |
| return qualifiedName != null && qualifiedName.equals(Object.class.getName()); |
| } |
| } |
| |
| private void mapMethodBySignature(PsiMethod psiMethod) { |
| myMethodsBySignature.put(psiMethod.getSignature(PsiSubstitutor.EMPTY), psiMethod); |
| } |
| |
| private boolean shouldAdd(PsiMethod psiMethod) { |
| MethodSignature signature = psiMethod.getSignature(PsiSubstitutor.EMPTY); |
| PsiMethod previousMethod = myMethodsBySignature.get(signature); |
| if (previousMethod == null) return true; |
| if (isInheritor(psiMethod, previousMethod)) { |
| myAllMembers.remove(previousMethod); |
| return true; |
| } |
| return false; |
| } |
| |
| private static boolean isInteresting(PsiElement element) { |
| return element instanceof PsiMethod |
| || element instanceof PsiField |
| || element instanceof PsiClass |
| || element instanceof PsiClassInitializer |
| ; |
| } |
| |
| public static boolean isInheritor(PsiMethod method, PsiMethod baseMethod) { |
| return !isStatic(method) && !isStatic(baseMethod) && method.getContainingClass().isInheritor(baseMethod.getContainingClass(), true); |
| } |
| |
| private static boolean isStatic(PsiMethod method) { |
| return method.hasModifierProperty(PsiModifier.STATIC); |
| } |
| |
| private boolean isVisible(@NotNull PsiMember element, PsiClass psiClass) { |
| return !isInheritedConstructor(element, psiClass) && PsiUtil.isAccessible(element, psiClass, null); |
| } |
| |
| private static boolean isInheritedConstructor(PsiMember member, PsiClass psiClass) { |
| if (!(member instanceof PsiMethod)) |
| return false; |
| PsiMethod method = (PsiMethod)member; |
| return method.isConstructor() && method.getContainingClass() != psiClass; |
| } |
| |
| |
| |
| } |