Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
CallbackHandlerContextTask |
|
| 0.0;0 | ||||
CallbackHandlerContextTask$1 |
|
| 0.0;0 |
1 | /* | |
2 | * | |
3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. | |
4 | * | |
5 | * Copyright 2007-2008 Sun Microsystems, Inc. All rights reserved. | |
6 | * | |
7 | * The contents of this file are subject to the terms of either the GNU | |
8 | * General Public License Version 2 only ("GPL") or the Common Development | |
9 | * and Distribution License("CDDL") (collectively, the "License"). You | |
10 | * may not use this file except in compliance with the License. You can obtain | |
11 | * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html | |
12 | * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific | |
13 | * language governing permissions and limitations under the License. | |
14 | * | |
15 | * When distributing the software, include this License Header Notice in each | |
16 | * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt. | |
17 | * Sun designates this particular file as subject to the "Classpath" exception | |
18 | * as provided by Sun in the GPL Version 2 section of the License file that | |
19 | * accompanied this code. If applicable, add the following below the License | |
20 | * Header, with the fields enclosed by brackets [] replaced by your own | |
21 | * identifying information: "Portions Copyrighted [year] | |
22 | * [name of copyright owner]" | |
23 | * | |
24 | * Contributor(s): | |
25 | * | |
26 | * If you wish your version of this file to be governed by only the CDDL or | |
27 | * only the GPL Version 2, indicate your decision by adding "[Contributor] | |
28 | * elects to include this software in this distribution under the [CDDL or GPL | |
29 | * Version 2] license." If you don't indicate a single choice of license, a | |
30 | * recipient has the option to distribute your version of this file under | |
31 | * either the CDDL, the GPL Version 2 or to extend the choice of license to | |
32 | * its licensees as provided above. However, if you add GPL Version 2 code | |
33 | * and therefore, elected the GPL Version 2 license, then the option applies | |
34 | * only if the new code is made subject to such option by the copyright | |
35 | * holder. | |
36 | * | |
37 | */ | |
38 | ||
39 | package com.sun.grizzly; | |
40 | ||
41 | import com.sun.grizzly.Context.OpType; | |
42 | import com.sun.grizzly.ContextTask.TaskPool; | |
43 | ||
44 | /** | |
45 | * {@link CallbackHandler} task, which will be executed by | |
46 | * {@link Context}, when Context.execute({@link ContextTask}) | |
47 | * is called. | |
48 | * | |
49 | * @author Alexey Stashok | |
50 | */ | |
51 | 3 | public class CallbackHandlerContextTask extends SelectionKeyContextTask { |
52 | 1 | private static final TaskPool<CallbackHandlerContextTask> taskPool = |
53 | 4 | new TaskPool<CallbackHandlerContextTask>() { |
54 | @Override | |
55 | public CallbackHandlerContextTask newInstance() { | |
56 | 3 | return new CallbackHandlerContextTask(); |
57 | } | |
58 | }; | |
59 | ||
60 | private CallbackHandler callBackHandler; | |
61 | ||
62 | public static CallbackHandlerContextTask poll() { | |
63 | 61520 | return taskPool.poll(); |
64 | } | |
65 | ||
66 | public static void offer(CallbackHandlerContextTask contextTask) { | |
67 | 61520 | taskPool.offer(contextTask); |
68 | 61520 | } |
69 | ||
70 | protected Object doCall() throws Exception { | |
71 | 61520 | IOEvent ioEvent = context.getIOEvent(); |
72 | 61520 | OpType currentOpType = context.getCurrentOpType(); |
73 | ||
74 | try { | |
75 | 61520 | if (currentOpType == OpType.OP_READ) { |
76 | 61260 | callBackHandler.onRead(ioEvent); |
77 | 260 | } else if (currentOpType == OpType.OP_WRITE) { |
78 | 63 | callBackHandler.onWrite(ioEvent); |
79 | 197 | } else if (currentOpType == OpType.OP_CONNECT) { |
80 | 197 | callBackHandler.onConnect(ioEvent); |
81 | } | |
82 | } finally { | |
83 | 61520 | if (ioEvent != null) { |
84 | // Prevent the CallbackHandler to re-use the context. | |
85 | // TODO: This is still dangerous as the Context might have been | |
86 | // cached by the CallbackHandler. | |
87 | 61520 | ioEvent.attach(null); |
88 | 61520 | ioEvent = null; |
89 | } | |
90 | } | |
91 | ||
92 | 61520 | return null; |
93 | } | |
94 | ||
95 | public CallbackHandler getCallBackHandler() { | |
96 | 0 | return callBackHandler; |
97 | } | |
98 | ||
99 | public void setCallBackHandler(CallbackHandler callBackHandler) { | |
100 | 61520 | this.callBackHandler = callBackHandler; |
101 | 61520 | } |
102 | ||
103 | @Override | |
104 | public void recycle() { | |
105 | 61520 | callBackHandler = null; |
106 | 61520 | super.recycle(); |
107 | 61520 | } |
108 | ||
109 | @Override | |
110 | public void offer() { | |
111 | 61520 | offer(this); |
112 | 61520 | } |
113 | } |