blob: b69467e368dd8cca632cf4f227284f3eef072d6b (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
//========================================================================
//Copyright 2011-2012 Mort Bay Consulting Pty. Ltd.
//------------------------------------------------------------------------
//All rights reserved. This program and the accompanying materials
//are made available under the terms of the Eclipse Public License v1.0
//and Apache License v2.0 which accompanies this distribution.
//The Eclipse Public License is available at
//http://www.eclipse.org/legal/epl-v10.html
//The Apache License v2.0 is available at
//http://www.opensource.org/licenses/apache2.0.php
//You may elect to redistribute this code under either of these licenses.
//========================================================================
package org.eclipse.jetty.spdy.api;
/**
* <p>A callback abstraction that handles completed/failed events of asynchronous operations.</p>
* <p>Instances of this class capture a context that is made available on the completion callback.</p>
*
* @param <C> the type of the context object
*/
public interface Handler<C>
{
/**
* <p>Callback invoked when the operation completes.</p>
*
* @param context the context
* @see #failed(Object, Throwable)
*/
public abstract void completed(C context);
/**
* <p>Callback invoked when the operation fails.</p>
* @param context the context
* @param x the reason for the operation failure
*/
public void failed(C context, Throwable x);
/**
* <p>Empty implementation of {@link Handler}</p>
*
* @param <C> the type of the context object
*/
public static class Adapter<C> implements Handler<C>
{
@Override
public void completed(C context)
{
}
@Override
public void failed(C context, Throwable x)
{
}
}
}
|