Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
UDPIOClient |
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| 1.1666666666666667;1,167 |
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.utils; | |
40 | ||
41 | import java.io.IOException; | |
42 | import java.net.DatagramPacket; | |
43 | import java.net.DatagramSocket; | |
44 | import java.net.InetAddress; | |
45 | ||
46 | /** | |
47 | * @author Alexey Stashok | |
48 | */ | |
49 | public class UDPIOClient { | |
50 | private String host; | |
51 | private int port; | |
52 | ||
53 | private DatagramSocket socket; | |
54 | ||
55 | 1 | public UDPIOClient(String host, int port) { |
56 | 1 | this.host = host; |
57 | 1 | this.port = port; |
58 | 1 | } |
59 | ||
60 | public void connect() throws IOException { | |
61 | 1 | socket = new DatagramSocket(); |
62 | 1 | socket.connect(InetAddress.getByName(host), port); |
63 | ||
64 | ||
65 | 1 | } |
66 | ||
67 | public void send(byte[] msg) throws IOException { | |
68 | 1 | DatagramPacket packet = new DatagramPacket(msg, msg.length); |
69 | 1 | socket.send(packet); |
70 | 1 | } |
71 | ||
72 | public int receive(byte[] buf) throws IOException { | |
73 | 1 | return receive(buf, buf.length); |
74 | } | |
75 | ||
76 | public int receive(byte[] buf, int length) throws IOException { | |
77 | 1 | DatagramPacket packet = new DatagramPacket(buf, length); |
78 | 1 | socket.receive(packet); |
79 | 1 | return packet.getLength(); |
80 | } | |
81 | ||
82 | public void close() throws IOException { | |
83 | 1 | if (socket != null) { |
84 | 1 | socket.close(); |
85 | } | |
86 | 1 | } |
87 | } |