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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    *   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, 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 org.jboss.netty.handler.timeout;
17  
18  import org.jboss.netty.channel.Channel;
19  
20  
21  /**
22   * An {@link Enum} that represents the idle state of a {@link Channel}.
23   */
24  public enum IdleState {
25      /**
26       * No data was received for a while.
27       */
28      READER_IDLE,
29      /**
30       * No data was sent for a while.
31       */
32      WRITER_IDLE,
33      /**
34       * No data was either received or sent for a while.
35       */
36      ALL_IDLE
37  }