java/java-impl/src/com/intellij/codeInspection/dataFlow/instructions/TypeCastInstruction.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   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
  17 /*
  18  * Created by IntelliJ IDEA.
  19  * User: max
  20  * Date: Apr 9, 2002
  21  * Time: 10:27:17 PM
  22  * To change template for new class use
  23  * Code Style | Class Templates options (Tools | IDE Options).
  24  */
  25 package com.intellij.codeInspection.dataFlow.instructions;
  26
  27 import com.intellij.psi.PsiExpression;
  28 import com.intellij.psi.PsiType;
  29 import com.intellij.psi.PsiTypeCastExpression;
  30 import com.intellij.codeInspection.dataFlow.DfaInstructionState;
  31 import com.intellij.codeInspection.dataFlow.DataFlowRunner;
  32 import com.intellij.codeInspection.dataFlow.DfaMemoryState;
  33 import com.intellij.codeInspection.dataFlow.InstructionVisitor;
  34
  35 public class TypeCastInstruction extends Instruction {
  36   private final PsiTypeCastExpression myCastExpression;
  37   private final PsiExpression myCasted;
  38   private final PsiType myCastTo;
  39
  40   public TypeCastInstruction(PsiTypeCastExpression castExpression, PsiExpression casted, PsiType castTo) {
  41     myCastExpression = castExpression;
  42     myCasted = casted;
  43     myCastTo = castTo;
  44   }
  45
  46   public PsiTypeCastExpression getCastExpression() {
  47     return myCastExpression;
  48   }
  49
  50   public PsiExpression getCasted() {
  51     return myCasted;
  52   }
  53
  54   public PsiType getCastTo() {
  55     return myCastTo;
  56   }
  57
  58   @Override
  59   public DfaInstructionState[] accept(DataFlowRunner runner, DfaMemoryState stateBefore, InstructionVisitor visitor) {
  60     return visitor.visitTypeCast(this, runner, stateBefore);
  61   }
  62 }