java/java-impl/src/com/intellij/psi/impl/source/PsiExpressionCodeFragmentImpl.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 package com.intellij.psi.impl.source;
  17
  18 import com.intellij.lang.ASTNode;
  19 import com.intellij.openapi.project.Project;
  20 import com.intellij.psi.PsiExpression;
  21 import com.intellij.psi.PsiExpressionCodeFragment;
  22 import com.intellij.psi.PsiType;
  23 import com.intellij.psi.impl.source.tree.JavaElementType;
  24 import org.jetbrains.annotations.NonNls;
  25
  26 public class PsiExpressionCodeFragmentImpl extends PsiCodeFragmentImpl implements PsiExpressionCodeFragment {
  27   private PsiType myExpectedType;
  28
  29   public PsiExpressionCodeFragmentImpl(Project project,
  30                                        boolean isPhysical,
  31                                        @NonNls String name,
  32                                        CharSequence text,
  33                                        final PsiType expectedType) {
  34     super(project, JavaElementType.EXPRESSION_TEXT, isPhysical, name, text);
  35     myExpectedType = expectedType;
  36   }
  37
  38   public PsiExpression getExpression() {
  39     ASTNode exprChild = calcTreeElement().findChildByType(Constants.EXPRESSION_BIT_SET);
  40     if (exprChild == null) return null;
  41     return (PsiExpression)SourceTreeToPsiMap.treeElementToPsi(exprChild);
  42   }
  43
  44   public PsiType getExpectedType() {
  45     return myExpectedType;
  46   }
  47
  48   public void setExpectedType(PsiType type) {
  49     myExpectedType = type;
  50   }
  51 }