1 /*
2 * Copyright 2009 Red Hat, Inc.
3 *
4 * Red Hat licenses this file to you under the Apache License, version 2.0
5 * (the "License"); you may not use this file except in compliance with the
6 * 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 import org.jboss.netty.util.internal.StackTraceSimplifier;
21
22 /**
23 * The default {@link ExceptionEvent} implementation.
24 *
25 * @author <a href="http://www.jboss.org/netty/">The Netty Project</a>
26 * @author <a href="http://gleamynode.net/">Trustin Lee</a>
27 *
28 * @version $Rev: 2080 $, $Date: 2010-01-26 18:04:19 +0900 (Tue, 26 Jan 2010) $
29 *
30 */
31 public class DefaultExceptionEvent implements ExceptionEvent {
32
33 private final Channel channel;
34 private final Throwable cause;
35
36 /**
37 * Creates a new instance.
38 */
39 public DefaultExceptionEvent(Channel channel, Throwable cause) {
40 if (channel == null) {
41 throw new NullPointerException("channel");
42 }
43 if (cause == null) {
44 throw new NullPointerException("cause");
45 }
46 this.channel = channel;
47 this.cause = cause;
48 StackTraceSimplifier.simplify(cause);
49 }
50
51 public Channel getChannel() {
52 return channel;
53 }
54
55 public ChannelFuture getFuture() {
56 return succeededFuture(getChannel());
57 }
58
59 public Throwable getCause() {
60 return cause;
61 }
62
63 @Override
64 public String toString() {
65 return getChannel().toString() + " EXCEPTION: " + cause;
66 }
67 }