| /* |
| * Copyright 2000-2013 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.search; |
| |
| import com.intellij.openapi.progress.ProgressManager; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiReference; |
| import com.intellij.psi.PsiReferenceService; |
| import com.intellij.psi.ReferenceRange; |
| import com.intellij.util.Processor; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.List; |
| |
| /** |
| * @author peter |
| */ |
| public final class SingleTargetRequestResultProcessor extends RequestResultProcessor { |
| private static final PsiReferenceService ourReferenceService = PsiReferenceService.getService(); |
| private final PsiElement myTarget; |
| |
| public SingleTargetRequestResultProcessor(@NotNull PsiElement target) { |
| super(target); |
| myTarget = target; |
| } |
| |
| @Override |
| public boolean processTextOccurrence(@NotNull PsiElement element, int offsetInElement, @NotNull final Processor<PsiReference> consumer) { |
| if (!myTarget.isValid()) { |
| return false; |
| } |
| |
| final List<PsiReference> references = ourReferenceService.getReferences(element, |
| new PsiReferenceService.Hints(myTarget, offsetInElement)); |
| for (PsiReference ref : references) { |
| ProgressManager.checkCanceled(); |
| if (ReferenceRange.containsOffsetInElement(ref, offsetInElement) && ref.isReferenceTo(myTarget) && !consumer.process(ref)) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| @SuppressWarnings("HardCodedStringLiteral") |
| @Override |
| public String toString() { |
| return "SingleTarget: " + myTarget; |
| } |
| } |