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1   /*
2    * Copyright 2012 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the License. You may obtain a copy of the License at:
7    *
8    *   https://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, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  package io.netty.handler.timeout;
17  
18  import io.netty.util.internal.PlatformDependent;
19  
20  /**
21   * A {@link TimeoutException} raised by {@link ReadTimeoutHandler} when no data
22   * was read within a certain period of time.
23   */
24  public final class ReadTimeoutException extends TimeoutException {
25  
26      private static final long serialVersionUID = 169287984113283421L;
27  
28      public static final ReadTimeoutException INSTANCE = PlatformDependent.javaVersion() >= 7 ?
29              new ReadTimeoutException(true) : new ReadTimeoutException();
30  
31      public ReadTimeoutException() { }
32  
33      public ReadTimeoutException(String message) {
34          super(message, false);
35      }
36  
37      private ReadTimeoutException(boolean shared) {
38          super(null, shared);
39      }
40  }