| /* |
| * 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.codeInsight.navigation; |
| |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiFunctionalExpression; |
| import com.intellij.psi.PsiMethod; |
| import com.intellij.psi.search.SearchScope; |
| import com.intellij.psi.search.searches.DefinitionsScopedSearch; |
| import com.intellij.psi.search.searches.FunctionalExpressionSearch; |
| import com.intellij.psi.search.searches.OverridingMethodsSearch; |
| import com.intellij.util.Processor; |
| import com.intellij.util.QueryExecutor; |
| import com.intellij.util.containers.ContainerUtil; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| public class MethodImplementationsSearch implements QueryExecutor<PsiElement, DefinitionsScopedSearch.SearchParameters> { |
| @Override |
| public boolean execute(@NotNull final DefinitionsScopedSearch.SearchParameters queryParameters, @NotNull final Processor<PsiElement> consumer) { |
| final PsiElement sourceElement = queryParameters.getElement(); |
| if (sourceElement instanceof PsiMethod) { |
| return processImplementations((PsiMethod)sourceElement, consumer, queryParameters.getScope()); |
| } |
| return true; |
| } |
| |
| public static boolean processImplementations(final PsiMethod psiMethod, final Processor<PsiElement> consumer, |
| final SearchScope searchScope) { |
| if (!FunctionalExpressionSearch.search(psiMethod, searchScope).forEach(new Processor<PsiFunctionalExpression>() { |
| @Override |
| public boolean process(PsiFunctionalExpression expression) { |
| return consumer.process(expression); |
| } |
| })) { |
| return false; |
| } |
| List<PsiMethod> methods = new ArrayList<PsiMethod>(); |
| getOverridingMethods(psiMethod, methods, searchScope); |
| return ContainerUtil.process(methods, consumer); |
| } |
| |
| public static void getOverridingMethods(PsiMethod method, List<PsiMethod> list, SearchScope scope) { |
| for (PsiMethod psiMethod : OverridingMethodsSearch.search(method, scope, true)) { |
| list.add(psiMethod); |
| } |
| } |
| |
| @SuppressWarnings("UnusedDeclaration") |
| @Deprecated |
| public static PsiMethod[] getMethodImplementations(final PsiMethod method, SearchScope scope) { |
| List<PsiMethod> result = new ArrayList<PsiMethod>(); |
| |
| getOverridingMethods(method, result, scope); |
| return result.toArray(new PsiMethod[result.size()]); |
| } |
| } |