1 | |
|
2 | |
|
3 | |
|
4 | |
|
5 | |
|
6 | |
|
7 | |
package org.mule.module.cxf.transport; |
8 | |
|
9 | |
import static org.apache.cxf.message.Message.DECOUPLED_CHANNEL_MESSAGE; |
10 | |
|
11 | |
import org.mule.DefaultMuleEvent; |
12 | |
import org.mule.DefaultMuleMessage; |
13 | |
import org.mule.RequestContext; |
14 | |
import org.mule.api.MuleContext; |
15 | |
import org.mule.api.MuleEvent; |
16 | |
import org.mule.api.MuleException; |
17 | |
import org.mule.api.MuleMessage; |
18 | |
import org.mule.api.MuleSession; |
19 | |
import org.mule.api.endpoint.OutboundEndpoint; |
20 | |
import org.mule.api.transformer.TransformerException; |
21 | |
import org.mule.api.transport.OutputHandler; |
22 | |
import org.mule.config.i18n.MessageFactory; |
23 | |
import org.mule.module.cxf.CxfConfiguration; |
24 | |
import org.mule.module.cxf.CxfConstants; |
25 | |
import org.mule.module.cxf.CxfOutboundMessageProcessor; |
26 | |
import org.mule.module.cxf.support.DelegatingOutputStream; |
27 | |
import org.mule.session.DefaultMuleSession; |
28 | |
import org.mule.transformer.types.DataTypeFactory; |
29 | |
import org.mule.transport.NullPayload; |
30 | |
import org.mule.transport.http.HttpConnector; |
31 | |
import org.mule.transport.http.HttpConstants; |
32 | |
import org.mule.api.DefaultMuleException; |
33 | |
|
34 | |
import java.io.ByteArrayOutputStream; |
35 | |
import java.io.IOException; |
36 | |
import java.io.InputStream; |
37 | |
import java.io.OutputStream; |
38 | |
import java.io.PushbackInputStream; |
39 | |
import java.net.HttpURLConnection; |
40 | |
import java.net.MalformedURLException; |
41 | |
import java.util.HashMap; |
42 | |
import java.util.Map; |
43 | |
import java.util.logging.Logger; |
44 | |
|
45 | |
import javax.xml.ws.BindingProvider; |
46 | |
import javax.xml.ws.Holder; |
47 | |
|
48 | |
import org.apache.cxf.common.logging.LogUtils; |
49 | |
import org.apache.cxf.endpoint.ClientImpl; |
50 | |
import org.apache.cxf.interceptor.Fault; |
51 | |
import org.apache.cxf.message.Exchange; |
52 | |
import org.apache.cxf.message.ExchangeImpl; |
53 | |
import org.apache.cxf.message.Message; |
54 | |
import org.apache.cxf.message.MessageImpl; |
55 | |
import org.apache.cxf.phase.AbstractPhaseInterceptor; |
56 | |
import org.apache.cxf.phase.Phase; |
57 | |
import org.apache.cxf.service.model.EndpointInfo; |
58 | |
import org.apache.cxf.transport.AbstractConduit; |
59 | |
import org.apache.cxf.transport.MessageObserver; |
60 | |
import org.apache.cxf.ws.addressing.AttributedURIType; |
61 | |
import org.apache.cxf.ws.addressing.EndpointReferenceType; |
62 | |
import org.apache.cxf.wsdl.EndpointReferenceUtils; |
63 | |
|
64 | |
|
65 | |
|
66 | |
|
67 | |
|
68 | |
|
69 | 0 | public class MuleUniversalConduit extends AbstractConduit |
70 | |
{ |
71 | |
|
72 | 0 | private static final Logger LOGGER = LogUtils.getL7dLogger(MuleUniversalConduit.class); |
73 | |
|
74 | |
private EndpointInfo endpoint; |
75 | |
|
76 | |
private CxfConfiguration configuration; |
77 | |
|
78 | |
private MuleUniversalTransport transport; |
79 | |
|
80 | 0 | private boolean closeInput = true; |
81 | |
|
82 | 0 | private Map<String,OutboundEndpoint> endpoints = new HashMap<String, OutboundEndpoint>(); |
83 | |
|
84 | |
|
85 | |
|
86 | |
|
87 | |
|
88 | |
public MuleUniversalConduit(MuleUniversalTransport transport, |
89 | |
CxfConfiguration configuration, |
90 | |
EndpointInfo ei, |
91 | |
EndpointReferenceType t) |
92 | |
{ |
93 | 0 | super(getTargetReference(ei, t)); |
94 | 0 | this.transport = transport; |
95 | 0 | this.endpoint = ei; |
96 | 0 | this.configuration = configuration; |
97 | 0 | } |
98 | |
|
99 | |
@Override |
100 | |
public void close(Message msg) throws IOException |
101 | |
{ |
102 | 0 | OutputStream os = msg.getContent(OutputStream.class); |
103 | 0 | if (os != null) |
104 | |
{ |
105 | 0 | os.close(); |
106 | |
} |
107 | |
|
108 | 0 | if (closeInput) |
109 | |
{ |
110 | 0 | InputStream in = msg.getContent(InputStream.class); |
111 | 0 | if (in != null) |
112 | |
{ |
113 | 0 | in.close(); |
114 | |
} |
115 | |
} |
116 | 0 | } |
117 | |
|
118 | |
@Override |
119 | |
protected Logger getLogger() |
120 | |
{ |
121 | 0 | return LOGGER; |
122 | |
} |
123 | |
|
124 | |
|
125 | |
|
126 | |
|
127 | |
public void prepare(final Message message) throws IOException |
128 | |
{ |
129 | |
|
130 | 0 | final ByteArrayOutputStream cache = new ByteArrayOutputStream(); |
131 | 0 | final DelegatingOutputStream delegating = new DelegatingOutputStream(cache); |
132 | 0 | message.setContent(OutputStream.class, delegating); |
133 | 0 | message.setContent(DelegatingOutputStream.class, delegating); |
134 | |
|
135 | 0 | OutputHandler handler = new OutputHandler() |
136 | 0 | { |
137 | |
public void write(MuleEvent event, OutputStream out) throws IOException |
138 | |
{ |
139 | 0 | out.write(cache.toByteArray()); |
140 | |
|
141 | 0 | delegating.setOutputStream(out); |
142 | |
|
143 | |
|
144 | 0 | message.getInterceptorChain().doIntercept(message); |
145 | 0 | } |
146 | |
}; |
147 | |
|
148 | 0 | MuleEvent event = (MuleEvent) message.getExchange().get(CxfConstants.MULE_EVENT); |
149 | |
|
150 | 0 | boolean decoupled = event != null && message.getExchange().getInMessage() != null; |
151 | |
|
152 | 0 | if (event == null || decoupled) |
153 | |
{ |
154 | |
|
155 | 0 | MuleContext muleContext = configuration.getMuleContext(); |
156 | 0 | MuleMessage muleMsg = new DefaultMuleMessage(handler, muleContext); |
157 | 0 | MuleSession session = new DefaultMuleSession(muleContext); |
158 | |
|
159 | 0 | String url = setupURL(message); |
160 | |
|
161 | |
try |
162 | |
{ |
163 | 0 | OutboundEndpoint ep = getEndpoint(muleContext, url); |
164 | 0 | event = new DefaultMuleEvent(muleMsg, ep, session); |
165 | |
} |
166 | 0 | catch (Exception e) |
167 | |
{ |
168 | 0 | throw new Fault(e); |
169 | 0 | } |
170 | 0 | event.setTimeout(MuleEvent.TIMEOUT_NOT_SET_VALUE); |
171 | 0 | } |
172 | |
else |
173 | |
{ |
174 | 0 | event.getMessage().setPayload(handler); |
175 | |
} |
176 | |
|
177 | 0 | if (!decoupled) |
178 | |
{ |
179 | 0 | message.getExchange().put(CxfConstants.MULE_EVENT, event); |
180 | |
} |
181 | 0 | message.put(CxfConstants.MULE_EVENT, event); |
182 | |
|
183 | 0 | final MuleEvent finalEvent = event; |
184 | 0 | AbstractPhaseInterceptor<Message> i = new AbstractPhaseInterceptor<Message>(Phase.PRE_STREAM) |
185 | 0 | { |
186 | |
public void handleMessage(Message m) throws Fault |
187 | |
{ |
188 | |
try |
189 | |
{ |
190 | 0 | dispatchMuleMessage(m, finalEvent); |
191 | |
} |
192 | 0 | catch (MuleException e) |
193 | |
{ |
194 | 0 | throw new Fault(e); |
195 | 0 | } |
196 | 0 | } |
197 | |
}; |
198 | 0 | message.getInterceptorChain().add(i); |
199 | 0 | } |
200 | |
|
201 | |
protected synchronized OutboundEndpoint getEndpoint(MuleContext muleContext, String uri) throws MuleException |
202 | |
{ |
203 | 0 | if (endpoints.get(uri) != null) |
204 | |
{ |
205 | 0 | return endpoints.get(uri); |
206 | |
} |
207 | |
|
208 | 0 | OutboundEndpoint endpoint = muleContext.getEndpointFactory().getOutboundEndpoint(uri); |
209 | 0 | endpoints.put(uri, endpoint); |
210 | 0 | return endpoint; |
211 | |
} |
212 | |
|
213 | |
public String setupURL(Message message) throws MalformedURLException |
214 | |
{ |
215 | 0 | String value = (String) message.get(Message.ENDPOINT_ADDRESS); |
216 | 0 | String pathInfo = (String) message.get(Message.PATH_INFO); |
217 | 0 | String queryString = (String) message.get(Message.QUERY_STRING); |
218 | 0 | String username = (String) message.get(BindingProvider.USERNAME_PROPERTY); |
219 | 0 | String password = (String) message.get(BindingProvider.PASSWORD_PROPERTY); |
220 | |
|
221 | 0 | String result = value != null ? value : getTargetOrEndpoint(); |
222 | |
|
223 | 0 | if (username != null) { |
224 | 0 | int slashIdx = result.indexOf("//"); |
225 | 0 | if (slashIdx != -1) { |
226 | 0 | result = result.substring(0, slashIdx + 2) + username + ":" + password + "@" + result.substring(slashIdx+2); |
227 | |
} |
228 | |
} |
229 | |
|
230 | |
|
231 | 0 | if (null != pathInfo && !result.endsWith(pathInfo)) |
232 | |
{ |
233 | 0 | result = result + pathInfo; |
234 | |
} |
235 | 0 | if (queryString != null) |
236 | |
{ |
237 | 0 | result = result + "?" + queryString; |
238 | |
} |
239 | 0 | return result; |
240 | |
} |
241 | |
|
242 | |
protected void dispatchMuleMessage(Message m, MuleEvent reqEvent) throws MuleException { |
243 | |
try |
244 | |
{ |
245 | 0 | MuleMessage req = reqEvent.getMessage(); |
246 | 0 | req.setOutboundProperty(HttpConnector.HTTP_DISABLE_STATUS_CODE_EXCEPTION_CHECK, Boolean.TRUE.toString()); |
247 | |
|
248 | 0 | MuleEvent resEvent = processNext(reqEvent, m.getExchange()); |
249 | |
|
250 | 0 | if (resEvent == null) |
251 | |
{ |
252 | 0 | m.getExchange().put(ClientImpl.FINISHED, Boolean.TRUE); |
253 | 0 | return; |
254 | |
} |
255 | |
|
256 | 0 | m.getExchange().put(CxfConstants.MULE_EVENT, resEvent); |
257 | |
|
258 | |
|
259 | 0 | MuleMessage result = resEvent.getMessage(); |
260 | 0 | InputStream is = getResponseBody(m, result); |
261 | 0 | if (is != null) |
262 | |
{ |
263 | 0 | Message inMessage = new MessageImpl(); |
264 | |
|
265 | 0 | String encoding = result.getEncoding(); |
266 | 0 | inMessage.put(Message.ENCODING, encoding); |
267 | |
|
268 | 0 | String contentType = result.getInboundProperty(HttpConstants.HEADER_CONTENT_TYPE, "text/xml"); |
269 | 0 | if (encoding != null && contentType.indexOf("charset") < 0) |
270 | |
{ |
271 | 0 | contentType += "; charset=" + result.getEncoding(); |
272 | |
} |
273 | 0 | inMessage.put(Message.CONTENT_TYPE, contentType); |
274 | 0 | inMessage.setContent(InputStream.class, is); |
275 | 0 | inMessage.setExchange(m.getExchange()); |
276 | 0 | getMessageObserver().onMessage(inMessage); |
277 | |
} |
278 | |
} |
279 | 0 | catch(MuleException me) |
280 | |
{ |
281 | 0 | throw me; |
282 | |
} |
283 | 0 | catch (Exception e) |
284 | |
{ |
285 | 0 | throw new DefaultMuleException(MessageFactory.createStaticMessage("Could not send message to Mule."), e); |
286 | 0 | } |
287 | 0 | } |
288 | |
|
289 | |
protected InputStream getResponseBody(Message m, MuleMessage result) throws TransformerException, IOException |
290 | |
{ |
291 | 0 | boolean response = result != null |
292 | |
&& !NullPayload.getInstance().equals(result.getPayload()) |
293 | |
&& !isOneway(m.getExchange()); |
294 | |
|
295 | 0 | if (response) |
296 | |
{ |
297 | |
|
298 | |
|
299 | 0 | InputStream is = result.getPayload(DataTypeFactory.create(InputStream.class)); |
300 | 0 | PushbackInputStream pb = new PushbackInputStream(is); |
301 | 0 | result.setPayload(pb); |
302 | |
|
303 | 0 | int b = pb.read(); |
304 | 0 | if (b != -1) |
305 | |
{ |
306 | 0 | pb.unread(b); |
307 | 0 | return pb; |
308 | |
} |
309 | |
} |
310 | |
|
311 | 0 | return null; |
312 | |
} |
313 | |
|
314 | |
protected boolean isOneway(Exchange exchange) |
315 | |
{ |
316 | 0 | return exchange != null && exchange.isOneWay(); |
317 | |
} |
318 | |
|
319 | |
protected String getTargetOrEndpoint() |
320 | |
{ |
321 | 0 | if (target != null) |
322 | |
{ |
323 | 0 | return target.getAddress().getValue(); |
324 | |
} |
325 | |
|
326 | 0 | return endpoint.getAddress().toString(); |
327 | |
} |
328 | |
|
329 | |
public void onClose(final Message m) throws IOException |
330 | |
{ |
331 | |
|
332 | 0 | } |
333 | |
|
334 | |
protected MuleEvent processNext(MuleEvent event, |
335 | |
Exchange exchange) throws MuleException |
336 | |
{ |
337 | 0 | CxfOutboundMessageProcessor processor = (CxfOutboundMessageProcessor) exchange.get(CxfConstants.CXF_OUTBOUND_MESSAGE_PROCESSOR); |
338 | |
MuleEvent response; |
339 | 0 | if (processor == null) |
340 | |
{ |
341 | |
|
342 | 0 | OutboundEndpoint ep = (OutboundEndpoint) event.getEndpoint(); |
343 | 0 | RequestContext.setEvent(event); |
344 | 0 | response = ep.process(event); |
345 | 0 | } |
346 | |
else |
347 | |
{ |
348 | 0 | response = processor.processNext(event); |
349 | |
|
350 | 0 | Holder<MuleEvent> holder = (Holder<MuleEvent>) exchange.get("holder"); |
351 | 0 | holder.value = response; |
352 | |
} |
353 | |
|
354 | 0 | return response; |
355 | |
} |
356 | |
|
357 | |
@Override |
358 | |
public void close() |
359 | |
{ |
360 | 0 | } |
361 | |
|
362 | |
|
363 | |
|
364 | |
|
365 | |
|
366 | |
|
367 | |
|
368 | |
|
369 | |
protected static EndpointReferenceType getTargetReference(EndpointInfo ei, EndpointReferenceType t) |
370 | |
{ |
371 | 0 | EndpointReferenceType ref = null; |
372 | 0 | if (null == t) |
373 | |
{ |
374 | 0 | ref = new EndpointReferenceType(); |
375 | 0 | AttributedURIType address = new AttributedURIType(); |
376 | 0 | address.setValue(ei.getAddress()); |
377 | 0 | ref.setAddress(address); |
378 | 0 | if (ei.getService() != null) |
379 | |
{ |
380 | 0 | EndpointReferenceUtils.setServiceAndPortName(ref, ei.getService().getName(), ei.getName() |
381 | |
.getLocalPart()); |
382 | |
} |
383 | 0 | } |
384 | |
else |
385 | |
{ |
386 | 0 | ref = t; |
387 | |
} |
388 | 0 | return ref; |
389 | |
} |
390 | |
|
391 | |
|
392 | |
|
393 | |
|
394 | |
|
395 | |
|
396 | 0 | protected class InterposedMessageObserver implements MessageObserver |
397 | |
{ |
398 | |
|
399 | |
|
400 | |
|
401 | |
|
402 | |
|
403 | |
public void onMessage(Message inMessage) |
404 | |
{ |
405 | |
|
406 | 0 | inMessage.setExchange(new ExchangeImpl()); |
407 | 0 | inMessage.put(DECOUPLED_CHANNEL_MESSAGE, Boolean.TRUE); |
408 | 0 | inMessage.put(Message.RESPONSE_CODE, HttpURLConnection.HTTP_OK); |
409 | 0 | inMessage.remove(Message.ASYNC_POST_RESPONSE_DISPATCH); |
410 | |
|
411 | 0 | incomingObserver.onMessage(inMessage); |
412 | 0 | } |
413 | |
} |
414 | |
|
415 | |
public void setCloseInput(boolean closeInput) |
416 | |
{ |
417 | 0 | this.closeInput = closeInput; |
418 | 0 | } |
419 | |
|
420 | |
protected CxfConfiguration getConnector() |
421 | |
{ |
422 | 0 | return configuration; |
423 | |
} |
424 | |
|
425 | |
protected EndpointInfo getEndpoint() |
426 | |
{ |
427 | 0 | return endpoint; |
428 | |
} |
429 | |
|
430 | |
protected MuleUniversalTransport getTransport() |
431 | |
{ |
432 | 0 | return transport; |
433 | |
} |
434 | |
} |