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package org.mule.transport.servlet.jetty; |
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import org.mule.api.MuleException; |
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import org.mule.api.endpoint.EndpointURI; |
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import org.mule.api.lifecycle.InitialisationException; |
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import org.mule.api.lifecycle.LifecycleException; |
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import org.mule.api.transport.MessageReceiver; |
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import org.mule.api.transport.ReplyToHandler; |
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import org.mule.config.i18n.CoreMessages; |
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import org.mule.transport.AbstractConnector; |
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import org.mule.util.IOUtils; |
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import java.io.InputStream; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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import java.util.Map; |
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import org.mortbay.jetty.Server; |
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import org.mortbay.jetty.nio.SelectChannelConnector; |
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import org.mortbay.jetty.servlet.ServletHandler; |
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import org.mortbay.jetty.servlet.ServletHolder; |
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import org.mortbay.xml.XmlConfiguration; |
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public class JettyHttpConnector extends AbstractConnector |
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{ |
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public static final String JETTY = "jetty"; |
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public static final String REST = "rest"; |
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private Server httpServer; |
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private Map serverPorts; |
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private String configFile; |
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private JettyReceiverServlet receiverServlet; |
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private Class servletClass; |
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private ServletHolder holder; |
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57 | 36 | private boolean useContinuations = false; |
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public JettyHttpConnector() |
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{ |
61 | 36 | super(); |
62 | 36 | registerSupportedProtocol("http"); |
63 | 36 | registerSupportedProtocol(REST); |
64 | 36 | serverPorts = new HashMap(4); |
65 | 36 | } |
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public String getProtocol() |
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{ |
69 | 244 | return JETTY; |
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} |
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protected void doInitialise() throws InitialisationException |
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{ |
75 | 36 | httpServer = new Server(); |
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77 | 36 | if(getReceiverServlet()==null) |
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{ |
79 | 36 | setServletClass((useContinuations ? JettyContinuationsReceiverServlet.class : |
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JettyReceiverServlet.class)); |
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} |
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83 | 36 | ServletHandler handler = new ServletHandler(); |
84 | 36 | holder = handler.addServletWithMapping(getServletClass(), "/*"); |
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86 | 36 | httpServer.addHandler(handler); |
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88 | 36 | if (configFile != null) |
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{ |
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try |
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{ |
92 | 2 | InputStream is = IOUtils.getResourceAsStream(configFile, getClass()); |
93 | 2 | XmlConfiguration config = new XmlConfiguration(is); |
94 | 2 | config.configure(httpServer); |
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} |
96 | 0 | catch (Exception e) |
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{ |
98 | 0 | throw new InitialisationException(e, this); |
99 | 2 | } |
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} |
101 | 36 | } |
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protected void doDispose() |
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{ |
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try |
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{ |
111 | 36 | httpServer.stop(); |
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} |
113 | 0 | catch (Exception e) |
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{ |
115 | 0 | logger.error("Error disposing Jetty server", e); |
116 | 36 | } |
117 | 36 | serverPorts.clear(); |
118 | 36 | } |
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protected void doStart() throws MuleException |
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{ |
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try |
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{ |
124 | 32 | httpServer.start(); |
125 | 32 | receiverServlet = (JettyReceiverServlet)holder.getServlet(); |
126 | 32 | for (Iterator iter = receivers.values().iterator(); iter.hasNext();) |
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{ |
128 | 0 | MessageReceiver receiver = (MessageReceiver) iter.next(); |
129 | 0 | receiverServlet.addReceiver(receiver); |
130 | 0 | } |
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} |
133 | 0 | catch (Exception e) |
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{ |
135 | 0 | throw new LifecycleException(CoreMessages.failedToStart("Jetty Http Receiver"), e, this); |
136 | 32 | } |
137 | 32 | } |
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protected void doStop() throws MuleException |
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{ |
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try |
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{ |
143 | 32 | for (Iterator iter = receivers.values().iterator(); iter.hasNext();) |
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{ |
145 | 42 | MessageReceiver receiver = (MessageReceiver) iter.next(); |
146 | 42 | receiverServlet.removeReceiver(receiver); |
147 | 42 | } |
148 | 32 | httpServer.stop(); |
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} |
151 | 0 | catch (Exception e) |
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{ |
153 | 0 | throw new LifecycleException(CoreMessages.failedToStop("Jetty Http Receiver"), e, this); |
154 | 32 | } |
155 | 32 | } |
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protected void doConnect() throws Exception |
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{ |
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166 | 32 | } |
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protected void doDisconnect() throws Exception |
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{ |
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177 | 32 | } |
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void registerListener(MessageReceiver receiver) throws Exception |
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{ |
182 | 42 | EndpointURI uri = receiver.getEndpointURI(); |
183 | 42 | if (serverPorts.keySet().contains(new Integer(uri.getPort()))) |
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{ |
185 | 8 | logger.debug("Http server already listening on: " + uri.getPort()); |
186 | 8 | receiverServlet.addReceiver(receiver); |
187 | 8 | return; |
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} |
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201 | 34 | org.mortbay.jetty.AbstractConnector cnn = createJettyConnector(); |
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203 | 34 | cnn.setPort(uri.getPort()); |
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205 | 34 | httpServer.addConnector(cnn); |
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207 | 34 | serverPorts.put(new Integer(uri.getPort()), null); |
208 | 34 | receiverServlet.addReceiver(receiver); |
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try |
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{ |
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213 | 34 | cnn.start(); |
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} |
215 | 0 | catch (Exception e) |
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{ |
217 | 0 | e.printStackTrace(); |
218 | 0 | throw e; |
219 | 34 | } |
220 | 34 | } |
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protected org.mortbay.jetty.AbstractConnector createJettyConnector() |
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{ |
224 | 32 | return new SelectChannelConnector(); |
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} |
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public boolean unregisterListener(MessageReceiver receiver) |
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{ |
229 | 42 | return receiverServlet.removeReceiver(receiver); |
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} |
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public Server getHttpServer() |
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{ |
235 | 0 | return httpServer; |
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} |
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public String getConfigFile() |
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{ |
240 | 4 | return configFile; |
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} |
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public void setConfigFile(String configFile) |
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{ |
245 | 2 | this.configFile = configFile; |
246 | 2 | } |
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public JettyReceiverServlet getReceiverServlet() |
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{ |
250 | 36 | return receiverServlet; |
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} |
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public void setReceiverServlet(JettyReceiverServlet receiverServlet) |
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{ |
255 | 0 | this.receiverServlet = receiverServlet; |
256 | 0 | } |
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protected JettyReceiverServlet createReceiverServlet() |
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{ |
260 | 0 | return new JettyReceiverServlet(); |
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} |
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public Class getServletClass() |
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{ |
265 | 36 | return servletClass; |
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} |
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public void setServletClass(Class servletClass) |
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{ |
270 | 36 | this.servletClass = servletClass; |
271 | 36 | } |
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public ReplyToHandler getReplyToHandler() |
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{ |
281 | 164 | if(isUseContinuations()) |
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{ |
283 | 164 | return new JettyContinuationsReplyToHandler(getDefaultResponseTransformers()); |
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} |
285 | 0 | return super.getReplyToHandler(); |
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} |
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public boolean isUseContinuations() |
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{ |
290 | 164 | return useContinuations; |
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} |
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public void setUseContinuations(boolean useContinuations) |
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{ |
295 | 6 | this.useContinuations = useContinuations; |
296 | 6 | } |
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} |