plugins/InspectionGadgets/src/com/siyeh/ig/finalization/CallToSuperFinalizeVisitor.java

   1 /*
   2  * Copyright 2003-2005 Dave Griffith
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package com.siyeh.ig.finalization;
  17
  18 import com.intellij.psi.*;
  19 import com.siyeh.HardcodedMethodConstants;
  20 import org.jetbrains.annotations.NotNull;
  21
  22 class CallToSuperFinalizeVisitor extends JavaRecursiveElementVisitor{
  23
  24     private boolean callToSuperFinalizeFound = false;
  25
  26     @Override public void visitElement(@NotNull PsiElement element){
  27         if(!callToSuperFinalizeFound){
  28             super.visitElement(element);
  29         }
  30     }
  31
  32     @Override public void visitMethodCallExpression(
  33             @NotNull PsiMethodCallExpression expression){
  34         if(callToSuperFinalizeFound){
  35             return;
  36         }
  37         super.visitMethodCallExpression(expression);
  38         final PsiReferenceExpression methodExpression =
  39                 expression.getMethodExpression();
  40         final PsiExpression target = methodExpression.getQualifierExpression();
  41         if(!(target instanceof PsiSuperExpression)){
  42             return;
  43         }
  44         final String methodName = methodExpression.getReferenceName();
  45         if(!HardcodedMethodConstants.FINALIZE.equals(methodName)){
  46             return;
  47         }
  48         callToSuperFinalizeFound = true;
  49     }
  50
  51     public boolean isCallToSuperFinalizeFound(){
  52         return callToSuperFinalizeFound;
  53     }
  54 }