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.channel;
17
18 import io.netty.util.concurrent.EventExecutor;
19
20 /**
21 * The {@link CompleteChannelFuture} which is succeeded already. It is
22 * recommended to use {@link Channel#newSucceededFuture()} instead of
23 * calling the constructor of this future.
24 */
25 final class SucceededChannelFuture extends CompleteChannelFuture {
26
27 /**
28 * Creates a new instance.
29 *
30 * @param channel the {@link Channel} associated with this future
31 */
32 SucceededChannelFuture(Channel channel, EventExecutor executor) {
33 super(channel, executor);
34 }
35
36 @Override
37 public Throwable cause() {
38 return null;
39 }
40
41 @Override
42 public boolean isSuccess() {
43 return true;
44 }
45 }