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package org.mule.module.cxf; |
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|
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import org.mule.RequestContext; |
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import org.mule.api.DefaultMuleException; |
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import org.mule.api.ExceptionPayload; |
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import org.mule.api.MuleEvent; |
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import org.mule.api.MuleException; |
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import org.mule.api.MuleMessage; |
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import org.mule.api.config.MuleProperties; |
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import org.mule.api.endpoint.EndpointNotFoundException; |
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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.Lifecycle; |
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import org.mule.api.transformer.TransformerException; |
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import org.mule.api.transport.OutputHandler; |
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import org.mule.config.i18n.MessageFactory; |
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import org.mule.message.DefaultExceptionPayload; |
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import org.mule.module.cxf.support.DelegatingOutputStream; |
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import org.mule.module.xml.stax.StaxSource; |
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import org.mule.processor.AbstractInterceptingMessageProcessor; |
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import org.mule.transformer.types.DataTypeFactory; |
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import org.mule.transport.http.HttpConnector; |
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import org.mule.transport.http.HttpConstants; |
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import org.mule.util.StringUtils; |
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|
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import java.io.ByteArrayInputStream; |
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import java.io.ByteArrayOutputStream; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.io.OutputStream; |
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import java.io.Reader; |
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|
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import javax.xml.stream.XMLStreamReader; |
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import javax.xml.transform.Source; |
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import javax.xml.transform.dom.DOMSource; |
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|
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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import org.apache.cxf.Bus; |
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import org.apache.cxf.endpoint.Server; |
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import org.apache.cxf.message.ExchangeImpl; |
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import org.apache.cxf.message.Message; |
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import org.apache.cxf.message.MessageImpl; |
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import org.apache.cxf.service.model.EndpointInfo; |
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import org.apache.cxf.staxutils.StaxUtils; |
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import org.apache.cxf.transport.local.LocalConduit; |
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import org.apache.cxf.transports.http.QueryHandler; |
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import org.apache.cxf.transports.http.QueryHandlerRegistry; |
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import org.apache.cxf.wsdl.http.AddressType; |
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import org.w3c.dom.Document; |
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import org.w3c.dom.Node; |
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|
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|
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|
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|
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|
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|
69 | 0 | public class CxfInboundMessageProcessor extends AbstractInterceptingMessageProcessor implements Lifecycle |
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{ |
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|
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|
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|
74 | 0 | protected transient Log logger = LogFactory.getLog(getClass()); |
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|
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protected Bus bus; |
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protected String transportClass; |
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protected Server server; |
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|
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private boolean proxy; |
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|
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public void initialise() throws InitialisationException |
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{ |
87 | 0 | if (bus == null) |
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{ |
89 | 0 | throw new InitialisationException( |
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MessageFactory.createStaticMessage("No CXF bus instance, this component has not been initialized properly."), |
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this); |
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} |
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|
94 | 0 | if (server == null) |
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{ |
96 | 0 | throw new InitialisationException( |
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MessageFactory.createStaticMessage("No CXF Server instance, this component has not been initialized properly."), |
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this); |
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} |
100 | 0 | } |
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|
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public void stop() throws MuleException |
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{ |
104 | 0 | if (server != null) |
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{ |
106 | 0 | server.stop(); |
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} |
108 | 0 | } |
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|
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public void start() throws MuleException |
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{ |
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|
113 | 0 | server.start(); |
114 | 0 | } |
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|
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public void dispose() |
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{ |
118 | 0 | } |
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|
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public MuleEvent process(MuleEvent event) throws MuleException |
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{ |
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|
123 | 0 | String requestPath = parseHttpRequestProperty(event.getMessage().getInboundProperty( |
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HttpConnector.HTTP_REQUEST_PROPERTY, StringUtils.EMPTY)); |
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try |
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{ |
127 | 0 | if (requestPath.indexOf('?') > -1) |
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{ |
129 | 0 | return generateWSDLOrXSD(event, requestPath); |
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} |
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else |
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{ |
133 | 0 | return sendToDestination(event); |
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} |
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} |
136 | 0 | catch (IOException e) |
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{ |
138 | 0 | throw new DefaultMuleException(e); |
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} |
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} |
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|
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private String parseHttpRequestProperty(String request) |
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{ |
144 | 0 | String uriBase = ""; |
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|
146 | 0 | if (!(request.contains("?wsdl")) && (!(request.contains("?xsd")))) |
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{ |
148 | 0 | int qIdx = request.indexOf('?'); |
149 | 0 | if (qIdx > -1) |
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{ |
151 | 0 | uriBase = request.substring(0, qIdx); |
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} |
153 | 0 | } |
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else |
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{ |
156 | 0 | uriBase = request; |
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} |
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|
159 | 0 | return uriBase; |
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} |
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|
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protected MuleEvent generateWSDLOrXSD(MuleEvent event, String req) |
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throws EndpointNotFoundException, IOException |
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{ |
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|
166 | 0 | String ctxUri = event.getMessage().getInboundProperty(HttpConnector.HTTP_CONTEXT_PATH_PROPERTY); |
167 | 0 | String wsdlUri = getWsdlUri(event, req); |
168 | 0 | String serviceUri = wsdlUri.substring(0, wsdlUri.indexOf('?')); |
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|
170 | 0 | EndpointInfo ei = getServer().getEndpoint().getEndpointInfo(); |
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|
172 | 0 | if (serviceUri != null) |
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{ |
174 | 0 | ei.setAddress(serviceUri); |
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|
176 | 0 | if (ei.getExtensor(AddressType.class) != null) |
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{ |
178 | 0 | ei.getExtensor(AddressType.class).setLocation(serviceUri); |
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} |
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} |
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|
182 | 0 | ByteArrayOutputStream out = new ByteArrayOutputStream(); |
183 | 0 | String ct = null; |
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|
185 | 0 | for (QueryHandler qh : bus.getExtension(QueryHandlerRegistry.class).getHandlers()) |
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{ |
187 | 0 | if (qh.isRecognizedQuery(wsdlUri, ctxUri, ei)) |
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{ |
189 | 0 | ct = qh.getResponseContentType(wsdlUri, ctxUri); |
190 | 0 | qh.writeResponse(wsdlUri, ctxUri, ei, out); |
191 | 0 | out.flush(); |
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} |
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} |
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|
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String msg; |
196 | 0 | if (ct == null) |
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{ |
198 | 0 | ct = "text/plain"; |
199 | 0 | msg = "No query handler found for URL."; |
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} |
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else |
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{ |
203 | 0 | msg = out.toString(); |
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} |
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|
206 | 0 | event.getMessage().setPayload(msg); |
207 | 0 | event.getMessage().setProperty(HttpConstants.HEADER_CONTENT_TYPE, ct); |
208 | 0 | return event; |
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} |
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|
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private String getWsdlUri(MuleEvent event, String reqPath) |
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{ |
213 | 0 | EndpointURI epUri = event.getEndpoint().getEndpointURI(); |
214 | 0 | String host = event.getMessage().getInboundProperty("Host", epUri.getHost()); |
215 | 0 | String ctx = event.getMessage().getInboundProperty(HttpConnector.HTTP_REQUEST_PROPERTY); |
216 | 0 | return epUri.getScheme() + "://" + host + ctx; |
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} |
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|
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protected MuleEvent sendToDestination(MuleEvent event) throws MuleException, IOException |
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{ |
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try |
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{ |
223 | 0 | final MessageImpl m = new MessageImpl(); |
224 | 0 | final MuleMessage muleReqMsg = event.getMessage(); |
225 | 0 | String method = muleReqMsg.getInboundProperty(HttpConnector.HTTP_METHOD_PROPERTY); |
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|
227 | 0 | String ct = muleReqMsg.getInboundProperty(HttpConstants.HEADER_CONTENT_TYPE); |
228 | 0 | if (ct != null) |
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{ |
230 | 0 | m.put(Message.CONTENT_TYPE, ct); |
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} |
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|
233 | 0 | String path = muleReqMsg.getInboundProperty(HttpConnector.HTTP_REQUEST_PATH_PROPERTY); |
234 | 0 | if (path == null) |
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{ |
236 | 0 | path = ""; |
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} |
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|
239 | 0 | if (method != null) |
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{ |
241 | 0 | m.put(Message.HTTP_REQUEST_METHOD, method); |
242 | 0 | m.put(Message.PATH_INFO, path); |
243 | 0 | Object basePath = muleReqMsg.getInboundProperty(HttpConnector.HTTP_CONTEXT_PATH_PROPERTY); |
244 | 0 | m.put(Message.BASE_PATH, basePath); |
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|
246 | 0 | method = method.toUpperCase(); |
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} |
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|
249 | 0 | if (!"GET".equals(method)) |
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{ |
251 | 0 | Object payload = event.getMessage().getPayload(); |
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|
253 | 0 | setPayload(event, m, payload); |
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} |
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|
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|
257 | 0 | String soapAction = getSoapAction(event.getMessage()); |
258 | 0 | m.put(org.mule.module.cxf.SoapConstants.SOAP_ACTION_PROPERTY_CAPS, soapAction); |
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|
260 | 0 | org.apache.cxf.transport.Destination d = server.getDestination(); |
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|
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|
263 | 0 | m.put(LocalConduit.DIRECT_DISPATCH, Boolean.TRUE); |
264 | 0 | m.put(MuleProperties.MULE_EVENT_PROPERTY, RequestContext.getEvent()); |
265 | 0 | m.setDestination(d); |
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|
267 | 0 | ExchangeImpl exchange = new ExchangeImpl(); |
268 | 0 | exchange.setInMessage(m); |
269 | 0 | m.put(CxfConstants.MULE_EVENT, event); |
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|
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|
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|
273 | 0 | exchange.put(CxfConstants.MULE_EVENT, event); |
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|
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|
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|
277 | 0 | d.getMessageObserver().onMessage(m); |
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|
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|
280 | 0 | MuleEvent responseEvent = (MuleEvent) exchange.get(CxfConstants.MULE_EVENT); |
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|
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|
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|
284 | 0 | if (responseEvent == null || !event.getEndpoint().getExchangePattern().hasResponse()) |
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{ |
286 | 0 | return null; |
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} |
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|
289 | 0 | MuleMessage muleResMsg = responseEvent.getMessage(); |
290 | 0 | muleResMsg.setPayload(getRessponseOutputHandler(m)); |
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|
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|
293 | 0 | Message faultMsg = m.getExchange().getOutFaultMessage(); |
294 | 0 | if (faultMsg != null) |
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{ |
296 | 0 | Exception ex = faultMsg.getContent(Exception.class); |
297 | 0 | if (ex != null) |
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{ |
299 | 0 | ExceptionPayload exceptionPayload = new DefaultExceptionPayload(new Exception("")); |
300 | 0 | event.getMessage().setExceptionPayload(exceptionPayload); |
301 | 0 | muleResMsg.setOutboundProperty(HttpConnector.HTTP_STATUS_PROPERTY, 500); |
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} |
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} |
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|
305 | 0 | return responseEvent; |
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} |
307 | 0 | catch (MuleException e) |
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{ |
309 | 0 | logger.warn("Could not dispatch message to CXF!", e); |
310 | 0 | throw e; |
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} |
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} |
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|
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@Override |
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public MuleEvent processNext(MuleEvent event) throws MuleException |
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{ |
317 | 0 | return next.process(event); |
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} |
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|
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protected OutputHandler getRessponseOutputHandler(final MessageImpl m) |
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{ |
322 | 0 | OutputHandler outputHandler = new OutputHandler() |
323 | 0 | { |
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public void write(MuleEvent event, OutputStream out) throws IOException |
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{ |
326 | 0 | Message outFaultMessage = m.getExchange().getOutFaultMessage(); |
327 | 0 | Message outMessage = m.getExchange().getOutMessage(); |
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|
329 | 0 | Message contentMsg = null; |
330 | 0 | if (outFaultMessage != null && outFaultMessage.getContent(OutputStream.class) != null) |
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{ |
332 | 0 | contentMsg = outFaultMessage; |
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} |
334 | 0 | else if (outMessage != null) |
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{ |
336 | 0 | contentMsg = outMessage; |
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} |
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|
339 | 0 | if (contentMsg == null) |
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{ |
341 | 0 | return; |
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} |
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|
344 | 0 | DelegatingOutputStream delegate = contentMsg.getContent(DelegatingOutputStream.class); |
345 | 0 | out.write(((ByteArrayOutputStream) delegate.getOutputStream()).toByteArray()); |
346 | 0 | delegate.setOutputStream(out); |
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|
348 | 0 | out.flush(); |
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|
350 | 0 | contentMsg.getInterceptorChain().resume(); |
351 | 0 | } |
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|
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}; |
354 | 0 | return outputHandler; |
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} |
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|
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private void setPayload(MuleEvent ctx, final MessageImpl m, Object payload) throws TransformerException |
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{ |
359 | 0 | if (payload instanceof InputStream) |
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{ |
361 | 0 | m.put(Message.ENCODING, ctx.getEncoding()); |
362 | 0 | m.setContent(InputStream.class, payload); |
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} |
364 | 0 | else if (payload instanceof Reader) |
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{ |
366 | 0 | m.setContent(XMLStreamReader.class, StaxUtils.createXMLStreamReader((Reader) payload)); |
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} |
368 | 0 | else if (payload instanceof byte[]) |
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{ |
370 | 0 | m.setContent(InputStream.class, new ByteArrayInputStream((byte[]) payload)); |
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} |
372 | 0 | else if (payload instanceof StaxSource) |
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{ |
374 | 0 | m.setContent(XMLStreamReader.class, ((StaxSource) payload).getXMLStreamReader()); |
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} |
376 | 0 | else if (payload instanceof Source) |
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{ |
378 | 0 | m.setContent(XMLStreamReader.class, StaxUtils.createXMLStreamReader((Source) payload)); |
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} |
380 | 0 | else if (payload instanceof XMLStreamReader) |
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{ |
382 | 0 | m.setContent(XMLStreamReader.class, payload); |
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} |
384 | 0 | else if (payload instanceof Document) |
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{ |
386 | 0 | DOMSource source = new DOMSource((Node) payload); |
387 | 0 | m.setContent(XMLStreamReader.class, StaxUtils.createXMLStreamReader(source)); |
388 | 0 | } |
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else |
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{ |
391 | 0 | InputStream is = (InputStream) ctx.transformMessage(DataTypeFactory.create(InputStream.class)); |
392 | 0 | m.put(Message.ENCODING, ctx.getEncoding()); |
393 | 0 | m.setContent(InputStream.class, is); |
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} |
395 | 0 | } |
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|
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|
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|
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|
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|
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|
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|
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|
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protected InputStream getMessageStream(MuleEvent context) throws MuleException |
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{ |
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InputStream is; |
407 | 0 | Object eventMsgPayload = context.getMessage().getPayload(); |
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|
409 | 0 | if (eventMsgPayload instanceof InputStream) |
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{ |
411 | 0 | is = (InputStream) eventMsgPayload; |
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} |
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else |
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{ |
415 | 0 | is = (InputStream) context.transformMessage(DataTypeFactory.create(InputStream.class)); |
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} |
417 | 0 | return is; |
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} |
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|
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protected String getSoapAction(MuleMessage message) |
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{ |
422 | 0 | String action = message.getInboundProperty(SoapConstants.SOAP_ACTION_PROPERTY); |
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|
424 | 0 | if (action != null && action.startsWith("\"") && action.endsWith("\"") && action.length() >= 2) |
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{ |
426 | 0 | action = action.substring(1, action.length() - 1); |
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} |
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|
429 | 0 | return action; |
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} |
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|
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public Bus getBus() |
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{ |
434 | 0 | return bus; |
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} |
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|
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public void setBus(Bus bus) |
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{ |
439 | 0 | this.bus = bus; |
440 | 0 | } |
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|
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public Server getServer() |
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{ |
444 | 0 | return server; |
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} |
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|
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public void setServer(Server server) |
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{ |
449 | 0 | this.server = server; |
450 | 0 | } |
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|
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public void setProxy(boolean proxy) |
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{ |
454 | 0 | this.proxy = proxy; |
455 | 0 | } |
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|
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public boolean isProxy() |
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{ |
459 | 0 | return proxy; |
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} |
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} |