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package org.mule.transport.servlet.jetty; |
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import org.mule.DefaultMuleEvent; |
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import org.mule.api.MessagingException; |
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import org.mule.api.MuleEvent; |
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import org.mule.api.MuleMessage; |
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import org.mule.api.transport.MessageReceiver; |
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import org.mule.api.transport.PropertyScope; |
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import org.mule.transport.http.HttpConnector; |
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import java.io.IOException; |
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import javax.servlet.ServletException; |
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import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpServletResponse; |
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import org.mortbay.util.ajax.Continuation; |
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import org.mortbay.util.ajax.ContinuationSupport; |
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|
26 | 0 | public class JettyContinuationsReceiverServlet extends JettyReceiverServlet |
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{ |
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29 | 0 | private Object mutex = new Object(); |
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@Override |
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protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException |
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{ |
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try |
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{ |
36 | 0 | MuleMessage responseMessage = null; |
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|
38 | 0 | synchronized (mutex) |
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{ |
40 | 0 | Continuation continuation = ContinuationSupport.getContinuation(request, mutex); |
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|
42 | 0 | if (!continuation.isPending()) |
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{ |
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46 | 0 | MessageReceiver receiver = getReceiverForURI(request); |
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48 | 0 | MuleMessage requestMessage = receiver.createMuleMessage(request); |
49 | 0 | requestMessage.setProperty(HttpConnector.HTTP_METHOD_PROPERTY, request.getMethod(), PropertyScope.INBOUND); |
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51 | 0 | ContinuationsReplyTo continuationsReplyTo = new ContinuationsReplyTo(continuation, mutex); |
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53 | 0 | requestMessage.setReplyTo(continuationsReplyTo); |
54 | 0 | setupRequestMessage(request, requestMessage, receiver); |
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56 | 0 | if (receiver instanceof JettyHttpMessageReceiver) |
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{ |
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59 | 0 | JettyHttpMessageReceiver jettyReceiver = (JettyHttpMessageReceiver) receiver; |
60 | 0 | jettyReceiver.routeMessageAsync(requestMessage, continuationsReplyTo); |
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64 | 0 | continuation.suspend(0L); |
65 | 0 | } |
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else |
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{ |
68 | 0 | responseMessage = receiver.routeMessage(requestMessage).getMessage(); |
69 | 0 | writeResponse(response, responseMessage); |
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} |
71 | 0 | } |
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else |
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{ |
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|
75 | 0 | if (continuation.isResumed()) |
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{ |
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78 | 0 | Object r = continuation.getObject(); |
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|
80 | 0 | if (r instanceof MuleMessage) |
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{ |
82 | 0 | responseMessage = (MuleMessage) r; |
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84 | 0 | continuation.setObject(null); |
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86 | 0 | writeResponse(response, responseMessage); |
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} |
88 | 0 | else if (r instanceof Exception) |
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{ |
90 | 0 | if (r instanceof MessagingException) |
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{ |
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94 | 0 | MessagingException me = (MessagingException) r; |
95 | 0 | MuleEvent event = me.getEvent(); |
96 | 0 | if (event instanceof DefaultMuleEvent) |
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{ |
98 | 0 | ((DefaultMuleEvent) event).resetAccessControl(); |
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} |
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} |
101 | 0 | throw (Exception) r; |
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} |
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} |
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} |
105 | 0 | } |
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} |
107 | 0 | catch (RuntimeException e) |
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{ |
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110 | 0 | throw new ServletException(e); |
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} |
112 | 0 | catch (Exception e) |
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{ |
114 | 0 | String message = e.getMessage(); |
115 | 0 | handleException(e, message, response); |
116 | 0 | } |
117 | 0 | } |
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} |