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/*
* 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.search;
import com.intellij.psi.*;
import com.intellij.psi.search.RequestResultProcessor;
import com.intellij.psi.util.MethodSignature;
import com.intellij.psi.util.MethodSignatureUtil;
import com.intellij.psi.util.TypeConversionUtil;
import com.intellij.util.Processor;
import org.jetbrains.annotations.NotNull;
import java.util.Arrays;
/**
* @author peter
*/
public final class MethodTextOccurrenceProcessor extends RequestResultProcessor {
private static final PsiReferenceService ourReferenceService = PsiReferenceService.getService();
private final PsiMethod[] myMethods;
private final PsiClass myContainingClass;
private final boolean myStrictSignatureSearch;
public MethodTextOccurrenceProcessor(@NotNull final PsiClass aClass, final boolean strictSignatureSearch, final PsiMethod... methods) {
super(strictSignatureSearch, Arrays.asList(methods));
myMethods = methods;
myContainingClass = aClass;
myStrictSignatureSearch = strictSignatureSearch;
}
@Override
public boolean processTextOccurrence(@NotNull PsiElement element, int offsetInElement, @NotNull final Processor<PsiReference> consumer) {
for (PsiReference ref : ourReferenceService.getReferences(element, new PsiReferenceService.Hints(myMethods[0], offsetInElement))) {
if (ReferenceRange.containsOffsetInElement(ref, offsetInElement) && !processReference(consumer, ref)) {
return false;
}
}
return true;
}
private boolean processReference(Processor<PsiReference> consumer, PsiReference ref) {
for (PsiMethod method : myMethods) {
if (!method.isValid()) {
continue;
}
if (ref instanceof ResolvingHint && !((ResolvingHint)ref).canResolveTo(PsiMethod.class)) {
return true;
}
if (ref.isReferenceTo(method)) {
return consumer.process(ref);
}
PsiElement refElement = ref.resolve();
if (refElement instanceof PsiMethod) {
PsiMethod refMethod = (PsiMethod)refElement;
PsiClass refMethodClass = refMethod.getContainingClass();
if (refMethodClass == null) continue;
if (!refMethod.hasModifierProperty(PsiModifier.STATIC)) {
PsiSubstitutor substitutor = TypeConversionUtil.getClassSubstitutor(myContainingClass, refMethodClass, PsiSubstitutor.EMPTY);
if (substitutor != null) {
MethodSignature superSignature = method.getSignature(substitutor);
MethodSignature refSignature = refMethod.getSignature(PsiSubstitutor.EMPTY);
if (MethodSignatureUtil.isSubsignature(superSignature, refSignature)) {
if (!consumer.process(ref)) return false;
}
}
}
if (!myStrictSignatureSearch) {
PsiManager manager = method.getManager();
if (manager.areElementsEquivalent(refMethodClass, myContainingClass)) {
if (!consumer.process(ref)) return false;
}
}
}
}
return true;
}
}
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