| /* |
| * 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. |
| */ |
| |
| /* |
| * Created by IntelliJ IDEA. |
| * User: dsl |
| * Date: 24.06.2002 |
| * Time: 18:22:48 |
| * To change template for new class use |
| * Code Style | Class Templates options (Tools | IDE Options). |
| */ |
| package com.intellij.refactoring.util.classMembers; |
| |
| import com.intellij.psi.*; |
| import com.intellij.psi.util.PsiTreeUtil; |
| |
| public abstract class ClassMemberReferencesVisitor extends JavaRecursiveElementWalkingVisitor { |
| private final PsiClass myClass; |
| |
| public ClassMemberReferencesVisitor(PsiClass aClass) { |
| myClass = aClass; |
| } |
| |
| @Override public void visitReferenceExpression(PsiReferenceExpression expression) { |
| PsiExpression qualifier = expression.getQualifierExpression(); |
| if (qualifier != null && !(qualifier instanceof PsiThisExpression) && !(qualifier instanceof PsiSuperExpression)) { |
| qualifier.accept(this); |
| if (!(qualifier instanceof PsiReferenceExpression) |
| || !(((PsiReferenceExpression) qualifier).resolve() instanceof PsiClass)) { |
| return; |
| } |
| } |
| |
| PsiElement referencedElement = expression.resolve(); |
| |
| if (referencedElement instanceof PsiMember) { |
| PsiClass containingClass = ((PsiMember)referencedElement).getContainingClass(); |
| if (isPartOf(myClass, containingClass)) { |
| visitClassMemberReferenceExpression((PsiMember)referencedElement, expression); |
| } |
| } |
| } |
| |
| private static boolean isPartOf(PsiClass elementClass, PsiClass containingClass) { |
| if (containingClass == null) return false; |
| if (elementClass.equals(containingClass) || elementClass.isInheritor(containingClass, true)) { |
| return true; |
| } else { |
| return false; |
| } |
| } |
| |
| protected void visitClassMemberReferenceExpression(PsiMember classMember, |
| PsiReferenceExpression classMemberReferenceExpression) { |
| visitClassMemberReferenceElement(classMember, classMemberReferenceExpression); |
| } |
| |
| protected abstract void visitClassMemberReferenceElement(PsiMember classMember, PsiJavaCodeReferenceElement classMemberReference); |
| |
| @Override public void visitReferenceElement(PsiJavaCodeReferenceElement reference) { |
| PsiElement referencedElement = reference.resolve(); |
| if (referencedElement instanceof PsiClass) { |
| final PsiClass referencedClass = (PsiClass) referencedElement; |
| if (PsiTreeUtil.isAncestor(myClass, referencedElement, true)) { |
| visitClassMemberReferenceElement((PsiMember)referencedElement, reference); |
| } |
| else if (isPartOf (myClass, referencedClass.getContainingClass())) |
| { |
| visitClassMemberReferenceElement((PsiMember)referencedElement, reference); |
| } |
| } |
| } |
| |
| protected final PsiClass getPsiClass() { |
| return myClass; |
| } |
| } |