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.channel;
17
18 import static org.jboss.netty.channel.Channels.*;
19
20 /**
21 * The default {@link ExceptionEvent} implementation.
22 */
23 public class DefaultExceptionEvent implements ExceptionEvent {
24
25 private final Channel channel;
26 private final Throwable cause;
27
28 /**
29 * Creates a new instance.
30 */
31 public DefaultExceptionEvent(Channel channel, Throwable cause) {
32 if (channel == null) {
33 throw new NullPointerException("channel");
34 }
35 if (cause == null) {
36 throw new NullPointerException("cause");
37 }
38 this.channel = channel;
39 this.cause = cause;
40 }
41
42 public Channel getChannel() {
43 return channel;
44 }
45
46 public ChannelFuture getFuture() {
47 return succeededFuture(getChannel());
48 }
49
50 public Throwable getCause() {
51 return cause;
52 }
53
54 @Override
55 public String toString() {
56 return getChannel().toString() + " EXCEPTION: " + cause;
57 }
58 }