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package org.mule.providers.http.servlet; |
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import org.mule.MuleManager; |
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import org.mule.impl.MuleMessage; |
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import org.mule.impl.endpoint.MuleEndpointURI; |
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import org.mule.providers.AbstractMessageReceiver; |
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import org.mule.providers.http.HttpConnector; |
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import org.mule.providers.http.HttpConstants; |
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import org.mule.providers.http.HttpMessageReceiver; |
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import org.mule.providers.http.i18n.HttpMessages; |
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import org.mule.providers.service.TransportFactory; |
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import org.mule.umo.UMOMessage; |
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import org.mule.umo.endpoint.EndpointException; |
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import org.mule.umo.provider.NoReceiverForEndpointException; |
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import org.mule.umo.provider.UMOMessageReceiver; |
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import org.mule.util.PropertiesUtils; |
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import java.io.IOException; |
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import java.util.Iterator; |
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import java.util.Map; |
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import java.util.Properties; |
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import javax.servlet.ServletConfig; |
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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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|
47 | 6 | public class MuleReceiverServlet extends AbstractReceiverServlet |
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{ |
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private static final long serialVersionUID = 6631307373079767439L; |
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|
54 | 6 | protected ServletConnector connector = null; |
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protected void doInit(ServletConfig servletConfig) throws ServletException |
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{ |
58 | 2 | String servletConnectorName = servletConfig.getInitParameter(SERVLET_CONNECTOR_NAME_PROPERTY); |
59 | 2 | if(servletConnectorName==null) |
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{ |
61 | 2 | connector = (ServletConnector) TransportFactory.getConnectorByProtocol("servlet"); |
62 | 2 | if (connector == null) |
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{ |
64 | 0 | throw new ServletException(HttpMessages.noConnectorForProtocolServlet().toString()); |
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} |
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} |
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else |
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{ |
69 | 0 | connector = (ServletConnector)MuleManager.getInstance().lookupConnector(servletConnectorName); |
70 | 0 | if (connector == null) |
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{ |
72 | 0 | throw new ServletException( |
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HttpMessages.noServletConnectorFound(servletConnectorName).toString()); |
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} |
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} |
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|
78 | 2 | } |
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|
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protected void doHead(HttpServletRequest request, HttpServletResponse response) |
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throws ServletException, IOException |
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{ |
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try |
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{ |
85 | 0 | UMOMessageReceiver receiver = getReceiverForURI(request); |
86 | 0 | UMOMessage responseMessage = null; |
87 | 0 | UMOMessage requestMessage = new MuleMessage(new HttpRequestMessageAdapter(request)); |
88 | 0 | requestMessage.setProperty(HttpConnector.HTTP_METHOD_PROPERTY, "HEAD"); |
89 | 0 | setupRequestMessage(request, requestMessage); |
90 | 0 | receiver.routeMessage(requestMessage, true); |
91 | 0 | if (responseMessage != null) |
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{ |
93 | 0 | writeResponse(response, responseMessage); |
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} |
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else |
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{ |
97 | 0 | response.setStatus(HttpConstants.SC_OK); |
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} |
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} |
100 | 0 | catch (Exception e) |
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{ |
102 | 0 | handleException(e, e.getMessage(), response); |
103 | 0 | } |
104 | 0 | } |
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|
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protected void doGet(HttpServletRequest request, HttpServletResponse response) |
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throws ServletException, IOException |
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{ |
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try |
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{ |
111 | 0 | UMOMessageReceiver receiver = getReceiverForURI(request); |
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UMOMessage responseMessage; |
113 | 0 | UMOMessage requestMessage = new MuleMessage(new HttpRequestMessageAdapter(request)); |
114 | 0 | requestMessage.setProperty(HttpConnector.HTTP_METHOD_PROPERTY, "GET"); |
115 | 0 | setupRequestMessage(request, requestMessage); |
116 | 0 | responseMessage = receiver.routeMessage(requestMessage, true); |
117 | 0 | writeResponse(response, responseMessage); |
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} |
119 | 0 | catch (Exception e) |
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{ |
121 | 0 | handleException(e, e.getMessage(), response); |
122 | 0 | } |
123 | 0 | } |
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|
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private void setupRequestMessage(HttpServletRequest request, UMOMessage requestMessage) |
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{ |
127 | 6 | requestMessage.setProperty(HttpConnector.HTTP_REQUEST_PROPERTY, request.getRequestURI()); |
128 | 6 | } |
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|
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protected void doPost(HttpServletRequest request, HttpServletResponse response) |
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throws ServletException, IOException |
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{ |
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try |
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{ |
135 | 6 | UMOMessageReceiver receiver = getReceiverForURI(request); |
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UMOMessage responseMessage; |
137 | 6 | UMOMessage requestMessage = new MuleMessage(new HttpRequestMessageAdapter(request)); |
138 | 6 | requestMessage.setProperty(HttpConnector.HTTP_METHOD_PROPERTY, "POST"); |
139 | 6 | setupRequestMessage(request, requestMessage); |
140 | 6 | responseMessage = receiver.routeMessage(requestMessage, true); |
141 | 6 | if (responseMessage != null) |
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{ |
143 | 6 | writeResponse(response, responseMessage); |
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} |
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} |
146 | 0 | catch (Exception e) |
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{ |
148 | 0 | handleException(e, e.getMessage(), response); |
149 | 6 | } |
150 | 6 | } |
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|
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protected void doOptions(HttpServletRequest request, HttpServletResponse response) |
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throws ServletException, IOException |
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{ |
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try |
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{ |
157 | 0 | UMOMessageReceiver receiver = getReceiverForURI(request); |
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UMOMessage responseMessage; |
159 | 0 | UMOMessage requestMessage = new MuleMessage(new HttpRequestMessageAdapter(request)); |
160 | 0 | requestMessage.setProperty(HttpConnector.HTTP_METHOD_PROPERTY, "OPTIONS"); |
161 | 0 | setupRequestMessage(request, requestMessage); |
162 | 0 | responseMessage = receiver.routeMessage(requestMessage, true); |
163 | 0 | if (responseMessage != null) |
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{ |
165 | 0 | writeResponse(response, responseMessage); |
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} |
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} |
168 | 0 | catch (Exception e) |
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{ |
170 | 0 | handleException(e, e.getMessage(), response); |
171 | 0 | } |
172 | 0 | } |
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|
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protected void doPut(HttpServletRequest request, HttpServletResponse response) |
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throws ServletException, IOException |
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{ |
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try |
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{ |
179 | 0 | UMOMessageReceiver receiver = getReceiverForURI(request); |
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UMOMessage responseMessage; |
181 | 0 | UMOMessage requestMessage = new MuleMessage(new HttpRequestMessageAdapter(request)); |
182 | 0 | requestMessage.setProperty(HttpConnector.HTTP_METHOD_PROPERTY, "PUT"); |
183 | 0 | setupRequestMessage(request, requestMessage); |
184 | 0 | responseMessage = receiver.routeMessage(requestMessage, true); |
185 | 0 | if (responseMessage != null) |
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{ |
187 | 0 | writeResponse(response, responseMessage); |
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} |
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} |
190 | 0 | catch (Exception e) |
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{ |
192 | 0 | handleException(e, e.getMessage(), response); |
193 | 0 | } |
194 | 0 | } |
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|
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protected void doDelete(HttpServletRequest request, HttpServletResponse response) |
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throws ServletException, IOException |
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{ |
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try |
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{ |
201 | 0 | UMOMessageReceiver receiver = getReceiverForURI(request); |
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UMOMessage responseMessage; |
203 | 0 | UMOMessage requestMessage = new MuleMessage(new HttpRequestMessageAdapter(request)); |
204 | 0 | requestMessage.setProperty(HttpConnector.HTTP_METHOD_PROPERTY, "DELETE"); |
205 | 0 | setupRequestMessage(request, requestMessage); |
206 | 0 | responseMessage = receiver.routeMessage(requestMessage, true); |
207 | 0 | if (responseMessage != null) |
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{ |
209 | 0 | writeResponse(response, responseMessage); |
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} |
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} |
212 | 0 | catch (Exception e) |
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{ |
214 | 0 | handleException(e, e.getMessage(), response); |
215 | 0 | } |
216 | 0 | } |
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|
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protected void doTrace(HttpServletRequest request, HttpServletResponse response) |
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throws ServletException, IOException |
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{ |
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try |
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{ |
223 | 0 | UMOMessageReceiver receiver = getReceiverForURI(request); |
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UMOMessage responseMessage; |
225 | 0 | UMOMessage requestMessage = new MuleMessage(new HttpRequestMessageAdapter(request)); |
226 | 0 | requestMessage.setProperty(HttpConnector.HTTP_METHOD_PROPERTY, "TRACE"); |
227 | 0 | setupRequestMessage(request, requestMessage); |
228 | 0 | responseMessage = receiver.routeMessage(requestMessage, true); |
229 | 0 | if (responseMessage != null) |
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{ |
231 | 0 | writeResponse(response, responseMessage); |
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} |
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} |
234 | 0 | catch (Exception e) |
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{ |
236 | 0 | handleException(e, e.getMessage(), response); |
237 | 0 | } |
238 | 0 | } |
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|
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protected void doConnect(HttpServletRequest request, HttpServletResponse response) |
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throws ServletException, IOException |
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{ |
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try |
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{ |
245 | 0 | UMOMessageReceiver receiver = getReceiverForURI(request); |
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UMOMessage responseMessage; |
247 | 0 | UMOMessage requestMessage = new MuleMessage(new HttpRequestMessageAdapter(request)); |
248 | 0 | requestMessage.setProperty(HttpConnector.HTTP_METHOD_PROPERTY, "CONNECT"); |
249 | 0 | setupRequestMessage(request, requestMessage); |
250 | 0 | responseMessage = receiver.routeMessage(requestMessage, true); |
251 | 0 | if (responseMessage != null) |
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{ |
253 | 0 | writeResponse(response, responseMessage); |
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} |
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} |
256 | 0 | catch (Exception e) |
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{ |
258 | 0 | handleException(e, e.getMessage(), response); |
259 | 0 | } |
260 | 0 | } |
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|
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protected UMOMessageReceiver getReceiverForURI(HttpServletRequest httpServletRequest) |
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throws EndpointException |
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{ |
265 | 2 | String uri = getReceiverName(httpServletRequest); |
266 | 2 | if (uri == null) |
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{ |
268 | 0 | throw new EndpointException( |
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HttpMessages.unableToGetEndpointUri(httpServletRequest.getRequestURI())); |
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} |
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|
272 | 2 | UMOMessageReceiver receiver = (UMOMessageReceiver)getReceivers().get(uri); |
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|
274 | 2 | if (receiver == null) |
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{ |
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|
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|
278 | 0 | int i = uri.lastIndexOf("/"); |
279 | 0 | if (i > -1) |
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{ |
281 | 0 | String tempUri = uri.substring(i + 1); |
282 | 0 | receiver = (AbstractMessageReceiver)getReceivers().get(tempUri); |
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} |
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|
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|
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|
287 | 0 | if (receiver == null) |
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{ |
289 | 0 | receiver = HttpMessageReceiver.findReceiverByStem(connector.getReceivers(), uri); |
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} |
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|
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|
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|
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|
295 | 0 | if (receiver == null) |
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{ |
297 | 0 | Map receivers = getReceivers(); |
298 | 0 | Iterator iter = receivers.keySet().iterator(); |
299 | 0 | while (iter.hasNext()) |
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{ |
301 | 0 | String key = iter.next().toString(); |
302 | 0 | i = key.lastIndexOf("/"); |
303 | 0 | if (i > -1) |
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{ |
305 | 0 | String key2 = key.substring(i+1); |
306 | 0 | if (key2.equals(uri)) |
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{ |
308 | 0 | receiver = (AbstractMessageReceiver)receivers.get(key); |
309 | 0 | break; |
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} |
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} |
312 | 0 | } |
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} |
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|
315 | 0 | if (receiver == null) |
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{ |
317 | 0 | throw new NoReceiverForEndpointException("No receiver found for endpointUri: " + uri); |
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} |
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} |
320 | 2 | receiver.getEndpoint().setEndpointURI(new MuleEndpointURI(getRequestUrl(httpServletRequest))); |
321 | 2 | return receiver; |
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} |
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|
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protected String getRequestUrl(HttpServletRequest httpServletRequest) |
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{ |
326 | 2 | StringBuffer url = new StringBuffer(); |
327 | 2 | url.append(connector.getProtocol().toLowerCase()); |
328 | 2 | url.append(":"); |
329 | 2 | url.append(httpServletRequest.getScheme()); |
330 | 2 | url.append("://"); |
331 | 2 | url.append(httpServletRequest.getServerName()); |
332 | 2 | url.append(":"); |
333 | 2 | url.append(httpServletRequest.getServerPort()); |
334 | 2 | url.append("/"); |
335 | 2 | url.append(getReceiverName(httpServletRequest)); |
336 | 2 | if (httpServletRequest.getQueryString() != null) |
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{ |
338 | 0 | url.append("?"); |
339 | 0 | url.append(httpServletRequest.getQueryString()); |
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} |
341 | 2 | return url.toString(); |
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} |
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|
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protected String getReceiverName(HttpServletRequest httpServletRequest) |
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{ |
346 | 4 | String name = httpServletRequest.getPathInfo(); |
347 | 4 | if (name == null) |
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{ |
349 | 4 | name = httpServletRequest.getServletPath(); |
350 | 4 | if (name == null) |
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{ |
352 | 0 | name = httpServletRequest.getParameter("endpoint"); |
353 | 0 | if (name == null) |
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{ |
355 | 0 | Properties params = PropertiesUtils.getPropertiesFromQueryString(httpServletRequest.getQueryString()); |
356 | 0 | name = params.getProperty("endpoint"); |
357 | 0 | if (name == null) |
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{ |
359 | 0 | return null; |
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} |
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} |
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} |
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} |
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|
365 | 4 | if (name.startsWith("/")) |
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{ |
367 | 4 | name = name.substring(1); |
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} |
369 | 4 | return name; |
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} |
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|
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protected Map getReceivers() |
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{ |
374 | 2 | return connector.getReceivers(); |
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} |
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} |