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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 io.netty.util.concurrent;
17  
18  import java.util.concurrent.Executor;
19  
20  /**
21   * Default implementation of {@link MultithreadEventExecutorGroup} which will use {@link DefaultEventExecutor}
22   * instances to handle the tasks.
23   */
24  public class DefaultEventExecutorGroup extends MultithreadEventExecutorGroup {
25  
26      /**
27       * Create a new instance.
28       *
29       * @param nEventExecutors   the number of {@link DefaultEventExecutor}s that this group will use.
30       */
31      public DefaultEventExecutorGroup(int nEventExecutors) {
32          this(nEventExecutors, (Executor) null);
33      }
34  
35      /**
36       * Create a new instance.
37       *
38       * @param nEventExecutors   the number of {@link DefaultEventExecutor}s that this group will use.
39       * @param executor  the {@link Executor} responsible for executing the work handled by
40       *                  this {@link EventExecutorGroup}.
41       */
42      public DefaultEventExecutorGroup(int nEventExecutors, Executor executor) {
43          super(nEventExecutors, executor);
44      }
45  
46      /**
47       * Create a new instance.
48       *
49       * @param nEventExecutors   the number of {@link DefaultEventExecutor}s that this group will use.
50       * @param executorServiceFactory   the {@link ExecutorServiceFactory} which produces the {@link Executor}
51       *                                 responsible for executing the work handled by this {@link EventExecutorGroup}.
52       */
53      public DefaultEventExecutorGroup(int nEventExecutors, ExecutorServiceFactory executorServiceFactory) {
54          super(nEventExecutors, executorServiceFactory);
55      }
56  
57      @Override
58      protected EventExecutor newChild(Executor executor, Object... args) throws Exception {
59          return new DefaultEventExecutor(this, executor);
60      }
61  }