1 //
2 // ========================================================================
3 // Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
4 // ------------------------------------------------------------------------
5 // All rights reserved. This program and the accompanying materials
6 // are made available under the terms of the Eclipse Public License v1.0
7 // and Apache License v2.0 which accompanies this distribution.
8 //
9 // The Eclipse Public License is available at
10 // http://www.eclipse.org/legal/epl-v10.html
11 //
12 // The Apache License v2.0 is available at
13 // http://www.opensource.org/licenses/apache2.0.php
14 //
15 // You may elect to redistribute this code under either of these licenses.
16 // ========================================================================
17 //
18
19 package org.eclipse.jetty.client;
20
21 import java.util.EventListener;
22
23 import org.eclipse.jetty.client.api.ContentProvider;
24
25 /**
26 * A {@link ContentProvider} that notifies listeners that content is available.
27 */
28 public interface AsyncContentProvider extends ContentProvider
29 {
30 /**
31 * @param listener the listener to be notified of content availability
32 */
33 public void setListener(Listener listener);
34
35 /**
36 * A listener that is notified of content availability
37 */
38 public interface Listener extends EventListener
39 {
40 /**
41 * Callback method invoked when content is available
42 */
43 public void onContent();
44 }
45 }