| /* |
| * 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.source.resolve.reference; |
| |
| import com.intellij.openapi.project.IndexNotReadyException; |
| import com.intellij.patterns.ElementPattern; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiReferenceProvider; |
| import com.intellij.psi.PsiReferenceService; |
| import com.intellij.util.ProcessingContext; |
| import com.intellij.util.SmartList; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Created by IntelliJ IDEA. |
| * User: ik |
| * Date: 01.04.2003 |
| * Time: 16:52:28 |
| * To change this template use Options | File Templates. |
| */ |
| public class SimpleProviderBinding<Provider> implements ProviderBinding<Provider> { |
| private final List<ProviderInfo<Provider, ElementPattern>> myProviderPairs = new SmartList<ProviderInfo<Provider, ElementPattern>>(); |
| |
| public void registerProvider(Provider provider, ElementPattern pattern, double priority) { |
| myProviderPairs.add(new ProviderInfo<Provider, ElementPattern>(provider, pattern, priority)); |
| } |
| |
| @Override |
| public void addAcceptableReferenceProviders(@NotNull PsiElement position, |
| @NotNull List<ProviderInfo<Provider, ProcessingContext>> list, |
| @NotNull PsiReferenceService.Hints hints) { |
| for (ProviderInfo<Provider, ElementPattern> trinity : myProviderPairs) { |
| if (hints != PsiReferenceService.Hints.NO_HINTS && !((PsiReferenceProvider)trinity.provider).acceptsHints(position, hints)) { |
| continue; |
| } |
| |
| final ProcessingContext context = new ProcessingContext(); |
| if (hints != PsiReferenceService.Hints.NO_HINTS) { |
| context.put(PsiReferenceService.HINTS, hints); |
| } |
| boolean suitable = false; |
| try { |
| suitable = trinity.processingContext.accepts(position, context); |
| } |
| catch (IndexNotReadyException ignored) { |
| } |
| if (suitable) { |
| list.add(new ProviderInfo<Provider, ProcessingContext>(trinity.provider, context, trinity.priority)); |
| } |
| } |
| } |
| |
| @Override |
| public void unregisterProvider(@NotNull final Provider provider) { |
| for (final ProviderInfo<Provider, ElementPattern> trinity : new ArrayList<ProviderInfo<Provider, ElementPattern>>(myProviderPairs)) { |
| if (trinity.provider.equals(provider)) { |
| myProviderPairs.remove(trinity); |
| } |
| } |
| } |
| } |