| /* |
| * 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.scope.processor; |
| |
| import com.intellij.openapi.util.Key; |
| import com.intellij.psi.PsiClass; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiMethod; |
| import com.intellij.psi.ResolveState; |
| import com.intellij.psi.scope.ElementClassHint; |
| import com.intellij.psi.scope.NameHint; |
| import com.intellij.psi.scope.PsiScopeProcessor; |
| import com.intellij.util.containers.ContainerUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * @author Dmitry Avdeev |
| */ |
| public class MethodResolveProcessor implements PsiScopeProcessor, ElementClassHint, NameHint { |
| |
| private final String myNameHint; |
| private final List<PsiMethod> myMethods = new ArrayList<PsiMethod>(); |
| |
| public MethodResolveProcessor() { |
| myNameHint = null; |
| } |
| |
| public MethodResolveProcessor(final String name) { |
| myNameHint = name; |
| } |
| |
| public PsiMethod[] getMethods() { |
| return myMethods.toArray(new PsiMethod[myMethods.size()]); |
| } |
| |
| @Override |
| public boolean execute(@NotNull PsiElement element, @NotNull ResolveState state) { |
| if (element instanceof PsiMethod) { |
| ContainerUtil.addIfNotNull(myMethods, (PsiMethod)element); |
| } |
| return true; |
| } |
| |
| @Override |
| public <T> T getHint(@NotNull Key<T> hintKey) { |
| if (hintKey == ElementClassHint.KEY) { |
| return (T)this; |
| } |
| if (hintKey == NameHint.KEY && myNameHint != null) { |
| return (T)this; |
| } |
| return null; |
| } |
| |
| @Override |
| public void handleEvent(@NotNull Event event, Object associated) { |
| } |
| |
| @Override |
| public boolean shouldProcess(DeclarationKind kind) { |
| return kind == DeclarationKind.METHOD; |
| } |
| |
| public static PsiMethod[] findMethod(PsiClass psiClass, String methodName) { |
| MethodResolveProcessor processor = new MethodResolveProcessor(methodName); |
| psiClass.processDeclarations(processor, ResolveState.initial(), null, psiClass); |
| return processor.getMethods(); |
| } |
| |
| public static PsiMethod[] getAllMethods(PsiClass psiClass) { |
| MethodResolveProcessor processor = new MethodResolveProcessor(); |
| psiClass.processDeclarations(processor, ResolveState.initial(), null, psiClass); |
| return processor.getMethods(); |
| } |
| |
| |
| @Nullable |
| @Override |
| public String getName(@NotNull ResolveState state) { |
| return myNameHint; |
| } |
| } |