1 //
2 // ========================================================================
3 // Copyright (c) 1995-2014 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.websocket.jsr356.annotations;
20
21 import java.lang.reflect.Method;
22
23 import javax.websocket.DecodeException;
24 import javax.websocket.Decoder;
25
26 import org.eclipse.jetty.websocket.jsr356.JsrSession;
27 import org.eclipse.jetty.websocket.jsr356.annotations.Param.Role;
28
29 /**
30 * Callable for {@link OnMessage} annotated methods with a whole or partial text messages.
31 * <p>
32 * Not for use with {@link Reader} based {@link OnMessage} method objects.
33 *
34 * @see Text
35 */
36 public class OnMessageTextCallable extends OnMessageCallable
37 {
38 private Decoder.Text<?> textDecoder;
39
40 public OnMessageTextCallable(Class<?> pojo, Method method)
41 {
42 super(pojo,method);
43 }
44
45 /**
46 * Copy Constructor
47 */
48 public OnMessageTextCallable(OnMessageCallable copy)
49 {
50 super(copy);
51 }
52
53 public Object call(Object endpoint, String str, boolean partialFlag) throws DecodeException
54 {
55 super.args[idxMessageObject] = textDecoder.decode(str);
56 if (idxPartialMessageFlag >= 0)
57 {
58 super.args[idxPartialMessageFlag] = partialFlag;
59 }
60 return super.call(endpoint,super.args);
61 }
62
63 @Override
64 public void init(JsrSession session)
65 {
66 idxMessageObject = findIndexForRole(Role.MESSAGE_TEXT);
67 assertRoleRequired(idxMessageObject,"Text Message Object");
68 super.init(session);
69 assertDecoderRequired();
70 textDecoder = (Decoder.Text<?>)getDecoder();
71 }
72 }