| // Copyright 2014 The Bazel Authors. All rights reserved. | 
 | // | 
 | // Licensed under the Apache License, Version 2.0 (the "License"); | 
 | // you may not use this file except in compliance with the License. | 
 | // You may obtain a copy of the License at | 
 | // | 
 | //    http://www.apache.org/licenses/LICENSE-2.0 | 
 | // | 
 | // Unless required by applicable law or agreed to in writing, software | 
 | // distributed under the License is distributed on an "AS IS" BASIS, | 
 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
 | // See the License for the specific language governing permissions and | 
 | // limitations under the License. | 
 | package com.google.devtools.build.lib.skyframe; | 
 |  | 
 | import com.google.common.base.Preconditions; | 
 |  | 
 | /** | 
 |  * Thrown on {@link DiffAwareness#getDiff} to indicate that the given {@link DiffAwareness.View}s | 
 |  * are incompatible with the {@link DiffAwareness} instance. | 
 |  */ | 
 | public class IncompatibleViewException extends Exception { | 
 |   public IncompatibleViewException(String msg) { | 
 |     super(Preconditions.checkNotNull(msg)); | 
 |   } | 
 | } |