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1 | package base.jdbs.network.util; | |
2 | ||
3 | /* | |
4 | * Copyright (c) 2001 Sun Microsystems, Inc. All rights | |
5 | * reserved. | |
6 | * | |
7 | * Redistribution and use in source and binary forms, with or without | |
8 | * modification, are permitted provided that the following conditions | |
9 | * are met: | |
10 | * | |
11 | * 1. Redistributions of source code must retain the above copyright | |
12 | * notice, this list of conditions and the following disclaimer. | |
13 | * | |
14 | * 2. Redistributions in binary form must reproduce the above copyright | |
15 | * notice, this list of conditions and the following discalimer in | |
16 | * the documentation and/or other materials provided with the | |
17 | * distribution. | |
18 | * | |
19 | * 3. The end-user documentation included with the redistribution, | |
20 | * if any, must include the following acknowledgment: | |
21 | * "This product includes software developed by the | |
22 | * Sun Microsystems, Inc. for Project JXTA." | |
23 | * Alternately, this acknowledgment may appear in the software itself, | |
24 | * if and wherever such third-party acknowledgments normally appear. | |
25 | * | |
26 | * 4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA" | |
27 | * must not be used to endorse or promote products derived from this | |
28 | * software without prior written permission. For written | |
29 | * permission, please contact Project JXTA at http://www.jxta.org. | |
30 | * | |
31 | * 5. Products derived from this software may not be called "JXTA", | |
32 | * nor may "JXTA" appear in their name, without prior written | |
33 | * permission of Sun. | |
34 | * | |
35 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED | |
36 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
37 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
38 | * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR | |
39 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
40 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
41 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF | |
42 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
43 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | |
44 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT | |
45 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
46 | * SUCH DAMAGE. | |
47 | * ==================================================================== | |
48 | * | |
49 | * This software consists of voluntary contributions made by many | |
50 | * individuals on behalf of Project JXTA. For more | |
51 | * information on Project JXTA, please see | |
52 | * <http://www.jxta.org/>. | |
53 | * | |
54 | * This license is based on the BSD license adopted by the Apache Foundation. | |
55 | * | |
56 | * $Id: PipeUtil.java,v 1.1 2006/05/22 18:29:41 junior-skunk Exp $ | |
57 | */ | |
58 | ||
59 | import java.io.IOException; | |
60 | import java.util.ArrayList; | |
61 | import java.util.Enumeration; | |
62 | import java.util.List; | |
63 | ||
64 | import net.jxta.discovery.DiscoveryListener; | |
65 | import net.jxta.discovery.DiscoveryService; | |
66 | import net.jxta.document.AdvertisementFactory; | |
67 | import net.jxta.id.IDFactory; | |
68 | import net.jxta.peergroup.PeerGroup; | |
69 | import net.jxta.pipe.PipeID; | |
70 | import net.jxta.protocol.PipeAdvertisement; | |
71 | ||
72 | /** | |
73 | * | |
74 | * @version $Id: PipeUtil.java,v 1.1 2006/05/22 18:29:41 junior-skunk Exp $ | |
75 | * | |
76 | * @author james todd [gonzo at jxta dot org] | |
77 | */ | |
78 | ||
79 | 0 | public class PipeUtil { |
80 | ||
81 | // private static final Object LOCK = new Object(); | |
82 | ||
83 | 0 | public static final byte[] GROUP_CHAT_PIPE_ID = { |
84 | (byte)0xD1, (byte)0xD1, (byte)0xD1, (byte)0xD1, | |
85 | (byte)0xD1, (byte)0xD1, (byte)0xD1, (byte)0xD1, | |
86 | (byte)0xD1, (byte)0xD1, (byte)0xD1, (byte)0xD1, | |
87 | (byte)0xD1, (byte)0xD1, (byte)0xD1, (byte)0xD1 | |
88 | }; | |
89 | ||
90 | public static PipeAdvertisement getAdv(PeerGroup pg, String name, | |
91 | String type, byte[] pipeId) { | |
92 | 0 | return getAdv(pg, name, type, pipeId, false); |
93 | } | |
94 | ||
95 | public static PipeAdvertisement getAdv(PeerGroup pg, String name, | |
96 | String type, byte[] pipeId, boolean remote) { | |
97 | 0 | PipeAdvertisement pa = searchLocal(pg, name); |
98 | ||
99 | 0 | if (pa == null) { |
100 | 0 | pa = createAdv(pg, name, type, pipeId); |
101 | ||
102 | 0 | publish(pg, pa, remote); |
103 | } | |
104 | ||
105 | 0 | return pa; |
106 | } | |
107 | ||
108 | public static List getAdvs(PeerGroup pg, String name) { | |
109 | 0 | List p = new ArrayList(); |
110 | ||
111 | try { | |
112 | 0 | for (Enumeration pas = pg.getDiscoveryService(). |
113 | getLocalAdvertisements(DiscoveryService.ADV, | |
114 | PipeAdvertisement.NameTag, name); | |
115 | 0 | pas.hasMoreElements(); ) { |
116 | 0 | Object o = pas.nextElement(); |
117 | ||
118 | 0 | if (o instanceof PipeAdvertisement) { |
119 | 0 | p.add((PipeAdvertisement)o); |
120 | } | |
121 | 0 | } |
122 | 0 | } catch (IOException ioe) {} |
123 | ||
124 | 0 | return p; |
125 | } | |
126 | ||
127 | public static PipeAdvertisement searchLocal(PeerGroup pg, String name) { | |
128 | 0 | PipeAdvertisement pa = null; |
129 | ||
130 | try { | |
131 | 0 | for (Enumeration pas = pg.getDiscoveryService(). |
132 | getLocalAdvertisements(DiscoveryService.ADV, | |
133 | PipeAdvertisement.NameTag, name); | |
134 | 0 | pas.hasMoreElements(); ) { |
135 | 0 | pa = (PipeAdvertisement)pas.nextElement(); |
136 | ||
137 | 0 | if (pa.getName().equals(name)) { |
138 | 0 | break; |
139 | } else { | |
140 | 0 | pa = null; |
141 | } | |
142 | 0 | } |
143 | 0 | } catch (IOException ioe) {} |
144 | ||
145 | 0 | return pa; |
146 | } | |
147 | ||
148 | public static void discoverAdvs(PeerGroup pg, String name, | |
149 | DiscoveryListener listener) { | |
150 | 0 | DiscoveryService s = pg.getDiscoveryService(); |
151 | ||
152 | 0 | s.getRemoteAdvertisements(null, DiscoveryService.ADV, |
153 | name != null ? PipeAdvertisement.NameTag : null, | |
154 | name, 10, listener); | |
155 | 0 | } |
156 | ||
157 | public static PipeAdvertisement createAdv(PeerGroup pg, String name, | |
158 | String type) { | |
159 | 0 | return createAdv(pg, name, type, null); |
160 | } | |
161 | ||
162 | public static PipeAdvertisement createAdv(PeerGroup pg, String name, | |
163 | String type, byte[] id) { | |
164 | 0 | PipeAdvertisement pa = (PipeAdvertisement)AdvertisementFactory. |
165 | newAdvertisement(PipeAdvertisement.getAdvertisementType()); | |
166 | ||
167 | 0 | pa.setPipeID(id != null ? |
168 | (PipeID)IDFactory.newPipeID(pg.getPeerGroupID(), id) : | |
169 | (PipeID)IDFactory.newPipeID(pg.getPeerGroupID())); | |
170 | 0 | pa.setName(name); |
171 | 0 | pa.setType(type); |
172 | ||
173 | 0 | return pa; |
174 | } | |
175 | ||
176 | public static void publish(PeerGroup pg, PipeAdvertisement pa) { | |
177 | 0 | publish(pg, pa, false); |
178 | 0 | } |
179 | ||
180 | public static void publish(PeerGroup pg, PipeAdvertisement pa, | |
181 | boolean remote) { | |
182 | 0 | DiscoveryService ds = pg.getDiscoveryService(); |
183 | ||
184 | try { | |
185 | 0 | ds.publish(pa); |
186 | 0 | } catch (IOException ioe) {} |
187 | ||
188 | 0 | if (remote) { |
189 | // xxx: no remote publishing | |
190 | // ds.remotePublish(pa, DiscoveryService.ADV); | |
191 | } | |
192 | 0 | } |
193 | } |
this report was generated by version 1.0.5 of jcoverage. |
copyright © 2003, jcoverage ltd. all rights reserved. |