| /* |
| * Copyright 2000-2009 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.codeInspection.reference; |
| |
| import com.intellij.codeInsight.daemon.ImplicitUsageProvider; |
| import com.intellij.openapi.extensions.Extensions; |
| import com.intellij.openapi.util.Comparing; |
| import com.intellij.psi.PsiElement; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.Collection; |
| |
| /** |
| * Application component which provides utility methods for working with the reference |
| * graph. |
| * |
| * @author anna |
| * @since 6.0 |
| */ |
| public class RefUtil { |
| private RefUtil() {} |
| |
| public static boolean isImplicitUsage(PsiElement element) { |
| final ImplicitUsageProvider[] implicitUsageProviders = Extensions.getExtensions(ImplicitUsageProvider.EP_NAME); |
| for (ImplicitUsageProvider provider : implicitUsageProviders) { |
| if (provider.isImplicitUsage(element)) return true; |
| } |
| return false; |
| } |
| |
| public static boolean contains(RefEntity element, @NotNull Collection<RefEntity> entities){ |
| for (RefEntity refEntity : entities) { |
| if (Comparing.equal(refEntity, element)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| } |