java/java-impl/src/com/intellij/psi/impl/light/LightPackageReferenceExpression.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.light;
  17
  18 import com.intellij.openapi.util.TextRange;
  19 import com.intellij.psi.*;
  20 import com.intellij.util.IncorrectOperationException;
  21 import org.jetbrains.annotations.Nullable;
  22 import org.jetbrains.annotations.NotNull;
  23
  24 public class LightPackageReferenceExpression extends LightPackageReference implements PsiReferenceExpression {
  25   public LightPackageReferenceExpression(PsiManager manager, PsiPackage refPackage) {
  26     super(manager, refPackage);
  27   }
  28
  29   public PsiExpression getQualifierExpression(){
  30     return null;
  31   }
  32
  33   public PsiElement bindToElementViaStaticImport(@NotNull PsiClass aClass) throws IncorrectOperationException {
  34     throw new IncorrectOperationException();
  35   }
  36
  37   public void setQualifierExpression(@Nullable PsiExpression newQualifier) throws IncorrectOperationException {
  38     throw new IncorrectOperationException("This method should not be called for light elements");
  39   }
  40
  41   public PsiType getType(){
  42     return null;
  43   }
  44
  45   public boolean isReferenceTo(PsiElement element) {
  46     return getManager().areElementsEquivalent(resolve(), element);
  47   }
  48
  49   public TextRange getRangeInElement() {
  50     return new TextRange(0, getTextLength());
  51   }
  52 }