| /* |
| * 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.psi.impl.search; |
| |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.openapi.util.Computable; |
| import com.intellij.psi.*; |
| import com.intellij.psi.search.searches.SuperMethodsSearch; |
| import com.intellij.psi.util.InheritanceUtil; |
| import com.intellij.psi.util.MethodSignatureBackedByPsiMethod; |
| import com.intellij.psi.util.MethodSignatureUtil; |
| import com.intellij.util.Processor; |
| import com.intellij.util.QueryExecutor; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.List; |
| |
| /** |
| * @author ven |
| */ |
| public class MethodSuperSearcher implements QueryExecutor<MethodSignatureBackedByPsiMethod, SuperMethodsSearch.SearchParameters> { |
| private static final Logger LOG = Logger.getInstance("#com.intellij.psi.impl.search.MethodSuperSearcher"); |
| |
| @Override |
| public boolean execute(@NotNull final SuperMethodsSearch.SearchParameters queryParameters, @NotNull final Processor<MethodSignatureBackedByPsiMethod> consumer) { |
| final PsiClass parentClass = queryParameters.getPsiClass(); |
| final PsiMethod method = queryParameters.getMethod(); |
| return ApplicationManager.getApplication().runReadAction(new Computable<Boolean>() { |
| @Override |
| public Boolean compute() { |
| HierarchicalMethodSignature signature = method.getHierarchicalMethodSignature(); |
| |
| final boolean checkBases = queryParameters.isCheckBases(); |
| final boolean allowStaticMethod = queryParameters.isAllowStaticMethod(); |
| final List<HierarchicalMethodSignature> supers = signature.getSuperSignatures(); |
| for (HierarchicalMethodSignature superSignature : supers) { |
| if (MethodSignatureUtil.isSubsignature(superSignature, signature)) { |
| if (!addSuperMethods(superSignature, method, parentClass, allowStaticMethod, checkBases, consumer)) return false; |
| } |
| } |
| |
| return true; |
| } |
| }); |
| } |
| |
| private static boolean addSuperMethods(final HierarchicalMethodSignature signature, |
| final PsiMethod method, |
| final PsiClass parentClass, |
| final boolean allowStaticMethod, |
| final boolean checkBases, |
| final Processor<MethodSignatureBackedByPsiMethod> consumer) { |
| PsiMethod signatureMethod = signature.getMethod(); |
| PsiClass hisClass = signatureMethod.getContainingClass(); |
| if (parentClass == null || InheritanceUtil.isInheritorOrSelf(parentClass, hisClass, true)) { |
| if (isAcceptable(signatureMethod, method, allowStaticMethod)) { |
| if (parentClass != null && !parentClass.equals(hisClass) && !checkBases) { |
| return true; |
| } |
| LOG.assertTrue(signatureMethod != method, method); // method != method.getsuper() |
| return consumer.process(signature); //no need to check super classes |
| } |
| } |
| for (HierarchicalMethodSignature superSignature : signature.getSuperSignatures()) { |
| if (MethodSignatureUtil.isSubsignature(superSignature, signature)) { |
| addSuperMethods(superSignature, method, parentClass, allowStaticMethod, checkBases, consumer); |
| } |
| } |
| |
| return true; |
| } |
| |
| private static boolean isAcceptable(final PsiMethod superMethod, final PsiMethod method, final boolean allowStaticMethod) { |
| boolean hisStatic = superMethod.hasModifierProperty(PsiModifier.STATIC); |
| return hisStatic == method.hasModifierProperty(PsiModifier.STATIC) && |
| (allowStaticMethod || !hisStatic) && |
| JavaPsiFacade.getInstance(method.getProject()).getResolveHelper().isAccessible(superMethod, method, null); |
| } |
| } |