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15 package org.cometd.demo;
16
17
18 import java.util.Date;
19 import java.util.Set;
20 import java.util.Timer;
21 import java.util.TimerTask;
22
23 import org.mortbay.cometd.AbstractBayeux;
24 import org.mortbay.cometd.ChannelImpl;
25 import org.mortbay.cometd.ClientImpl;
26 import org.mortbay.cometd.MessageImpl;
27 import org.mortbay.cometd.continuation.ContinuationCometdServlet;
28 import org.mortbay.cometd.ext.TimesyncExtension;
29 import org.mortbay.jetty.Server;
30 import org.mortbay.jetty.bio.SocketConnector;
31 import org.mortbay.jetty.handler.ContextHandlerCollection;
32 import org.mortbay.jetty.handler.MovedContextHandler;
33 import org.mortbay.jetty.nio.SelectChannelConnector;
34 import org.mortbay.jetty.security.SslSelectChannelConnector;
35 import org.mortbay.jetty.security.SslSocketConnector;
36 import org.mortbay.jetty.servlet.Context;
37 import org.mortbay.jetty.servlet.DefaultServlet;
38 import org.mortbay.jetty.servlet.ServletHolder;
39 import org.mortbay.resource.Resource;
40 import org.mortbay.resource.ResourceCollection;
41 import org.mortbay.thread.QueuedThreadPool;
42 import org.mortbay.util.ajax.JSON;
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44 import org.cometd.Client;
45 import org.cometd.Extension;
46 import org.cometd.Message;
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55 public class CometdDemo
56 {
57 private static int _testHandshakeFailure;
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63 public static void main(String[] args) throws Exception
64 {
65 int port = args.length==0?8080:Integer.parseInt(args[0]);
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67 String base="../../..";
68
69
70 Server server = new Server();
71 QueuedThreadPool qtp = new QueuedThreadPool();
72 qtp.setMinThreads(5);
73 qtp.setMaxThreads(200);
74 server.setThreadPool(qtp);
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76 SelectChannelConnector connector=new SelectChannelConnector();
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78 connector.setPort(port);
79 server.addConnector(connector);
80 SocketConnector bconnector=new SocketConnector();
81 bconnector.setPort(port+1);
82 server.addConnector(bconnector);
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96 ContextHandlerCollection contexts = new ContextHandlerCollection();
97 server.setHandler(contexts);
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99 MovedContextHandler moved = new MovedContextHandler(contexts,"/","/cometd");
100 moved.setDiscardPathInfo(true);
101
102 Context context = new Context(contexts,"/cometd",Context.NO_SECURITY|Context.SESSIONS);
103
104 context.setBaseResource(new ResourceCollection(new Resource[]
105 {
106 Resource.newResource("./src/main/webapp/"),
107 Resource.newResource("./target/cometd-demo-6.1.16/"),
108 }));
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113 ServletHolder dftServlet = context.addServlet(DefaultServlet.class, "/");
114 dftServlet.setInitOrder(1);
115
116 ServletHolder comet = context.addServlet(ContinuationCometdServlet.class, "/cometd/*");
117 comet.setInitParameter("filters","/WEB-INF/filters.json");
118 comet.setInitParameter("timeout","20000");
119 comet.setInitParameter("interval","100");
120 comet.setInitParameter("maxInterval","10000");
121 comet.setInitParameter("multiFrameInterval","5000");
122 comet.setInitParameter("logLevel","1");
123 comet.setInitOrder(2);
124
125
126 ServletHolder demo=context.addServlet(CometdDemoServlet.class, "/demo");
127 demo.setInitOrder(3);
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129 server.start();
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131 final AbstractBayeux bayeux = ((ContinuationCometdServlet)comet.getServlet()).getBayeux();
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133 bayeux.setSecurityPolicy(new AbstractBayeux.DefaultPolicy()
134 {
135 public boolean canHandshake(Message message)
136 {
137 if (_testHandshakeFailure<0)
138 {
139 _testHandshakeFailure++;
140 return false;
141 }
142 return true;
143 }
144 });
145
146
147 if (Boolean.getBoolean("LAZY"))
148 {
149 bayeux.addExtension(new Extension()
150 {
151 public Message rcv(Client from, Message message)
152 {
153 if (message.getChannel().startsWith("/chat/") && message.getData()!=null && message.getData().toString().indexOf("lazy")>=0)
154 ((MessageImpl)message).setLazy(true);
155 return message;
156 }
157 public Message rcvMeta(Client from, Message message)
158 {
159 return message;
160 }
161 public Message send(Client from, Message message)
162 {
163 return message;
164 }
165 public Message sendMeta(Client from, Message message)
166 {
167 return message;
168 }
169 });
170 }
171
172
173 if (Boolean.getBoolean("LAZYCHAT"))
174 {
175 final ChannelImpl chat_demo = (ChannelImpl)bayeux.getChannel("/chat/demo",true);
176 chat_demo.setLazy(true);
177 chat_demo.setPersistent(true);
178
179 Timer timer = new Timer();
180 timer.schedule(new TimerTask()
181 {
182 public void run()
183 {
184 chat_demo.publish(null,new JSON.Literal("{\"user\":\"TICK\",\"chat\":\""+new Date()+"\"}"),null);
185 }
186 },2000,2000);
187 }
188
189 }
190 }