| /* |
| * 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.psi.impl.source.resolve.reference.impl; |
| |
| import com.intellij.codeInsight.daemon.EmptyResolveMessageProvider; |
| import com.intellij.psi.*; |
| import com.intellij.psi.PsiReferenceProvider; |
| import com.intellij.psi.impl.source.resolve.reference.impl.providers.GenericReferenceProvider; |
| import com.intellij.psi.scope.PsiScopeProcessor; |
| import com.intellij.util.IncorrectOperationException; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * Created by IntelliJ IDEA. |
| * User: ik |
| * Date: 27.03.2003 |
| * Time: 17:33:24 |
| * To change this template use Options | File Templates. |
| */ |
| public abstract class GenericReference extends CachingReference implements EmptyResolveMessageProvider { |
| public static final GenericReference[] EMPTY_ARRAY = new GenericReference[0]; |
| |
| @Nullable |
| private final GenericReferenceProvider myProvider; |
| |
| public GenericReference(final GenericReferenceProvider provider) { |
| myProvider = provider; |
| } |
| |
| public void processVariants(final PsiScopeProcessor processor) { |
| final PsiElement context = getContext(); |
| if (context != null) { |
| context.processDeclarations(processor, ResolveState.initial(), getElement(), getElement()); |
| } |
| else if (getContextReference() == null && myProvider != null) { |
| myProvider.handleEmptyContext(processor, getElement()); |
| } |
| } |
| |
| @Override |
| @Nullable |
| public PsiElement handleElementRename(String string) throws IncorrectOperationException { |
| final PsiElement element = getElement(); |
| if (element != null) { |
| ElementManipulator<PsiElement> man = ElementManipulators.getManipulator(element); |
| if (man != null) { |
| return man.handleContentChange(element, getRangeInElement(), string); |
| } |
| } |
| return element; |
| } |
| |
| @Nullable |
| public PsiReferenceProvider getProvider() { |
| return myProvider; |
| } |
| |
| @Nullable |
| public abstract PsiElement getContext(); |
| |
| @Nullable |
| public abstract PsiReference getContextReference(); |
| } |