lang-api/src/com/intellij/psi/PsiInvalidElementAccessException.java

   1 /*
   2  * Copyright 2000-2007 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 package com.intellij.psi;
  18
  19 import java.lang.ref.SoftReference;
  20
  21 /**
  22  * @author mike
  23  */
  24 public class PsiInvalidElementAccessException extends RuntimeException {
  25   private final SoftReference<PsiElement> myElementReference;  // to prevent leaks, exceptions are stored in IdeaLogger
  26
  27   public PsiInvalidElementAccessException(PsiElement element) {
  28     super(element != null ? "Element: " + element.getClass() : "Unknown psi element");
  29     myElementReference = new SoftReference<PsiElement>(element);
  30   }
  31
  32   public PsiInvalidElementAccessException(PsiElement element, String message) {
  33     super(message);
  34     myElementReference = new SoftReference<PsiElement>(element);
  35   }
  36
  37   public PsiInvalidElementAccessException(PsiElement element, Throwable cause) {
  38     super(cause);
  39     myElementReference = new SoftReference<PsiElement>(element);
  40   }
  41
  42   public PsiInvalidElementAccessException(PsiElement element, String message, Throwable cause) {
  43     super(message, cause);
  44     myElementReference = new SoftReference<PsiElement>(element);
  45   }
  46 }