Bonjour à tous,

Je ne suis pas bien sûr d'être dans le bon forum, mais je n'en trouve pas qui se rapproche de Camel... j'ai pensé qu'ici...Bref !

J'ai un WS qui doit envoyer un message à Camel pour que celui-ci renvoie vers un service métier.
Il s'agît d'un échange InOut.
Le WS service reçoit 2 paramètres (que je lis sans problème) et doit les renvoyer tous les 2 au service métier via Camel.

J'ai donc le code ci-dessous :
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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			// Envoie du message à Camel pour redirection vers le service
			// métier.
			ProducerTemplate template = context.createProducerTemplate();
 
			List<Object> params = new ArrayList<Object>();
			params.add(10); 
			params.add("toto");
 
			result = template.requestBody("direct:metafluxMessage", // C'est ici la ligne des logs : fr.gouv.agriculture.metaflux.services.impl.MetafluxWSImpl.initTraitement(MetafluxWSImpl.java:61)
					params, TraitementFluxGlobal.class);
Avec la déclaration de route suivante :
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				from("direct:metafluxMessage").to("direct:initTraitementGlobal");
				// TODO utiliser l'interface ci-dessous. --> Voir comment
				// utiliser Spring pour faire le mapping avec l'implémentation
				from("direct:initTraitementGlobal").bean(
						ServiceMetafluxImpl.class,
						 "initTraitement(int, String)");
Et la trace d'erreur suivante quand je passe sur "template.requestBody" :
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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[#|2011-12-29T15:24:10.923+0100|INFO|glassfish3.1.1|javax.enterprise.system.std.com.sun.enterprise.server.logging|_Threa
dID=19;_ThreadName=Thread-2;|15:24:10,923 ERROR DefaultErrorHandler:232 - Failed delivery for exchangeId: ID-AUZ-S111024
-01-4361-1325168614158-0-1. Exhausted after delivery attempt: 1 caught: java.lang.IllegalArgumentException
java.lang.IllegalArgumentException
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.camel.component.bean.MethodInfo.invoke(MethodInfo.java:329)
        at org.apache.camel.component.bean.MethodInfo$1.proceed(MethodInfo.java:231)
        at org.apache.camel.component.bean.BeanProcessor.process(BeanProcessor.java:169)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:98)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:89)
        at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:69)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:98)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:89)
        at org.apache.camel.processor.interceptor.TraceInterceptor.process(TraceInterceptor.java:99)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.RedeliveryErrorHandler.processErrorHandler(RedeliveryErrorHandler.java:318)
        at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:209)
        at org.apache.camel.processor.DefaultChannel.process(DefaultChannel.java:305)
        at org.apache.camel.processor.UnitOfWorkProcessor.process(UnitOfWorkProcessor.java:132)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:98)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:89)
        at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:69)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.component.direct.DirectProducer.process(DirectProducer.java:61)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.SendProcessor$2.doInAsyncProducer(SendProcessor.java:114)
        at org.apache.camel.impl.ProducerCache.doInAsyncProducer(ProducerCache.java:284)
        at org.apache.camel.processor.SendProcessor.process(SendProcessor.java:109)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:98)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:89)
        at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:69)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:98)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:89)
        at org.apache.camel.processor.interceptor.TraceInterceptor.process(TraceInterceptor.java:99)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.RedeliveryErrorHandler.processErrorHandler(RedeliveryErrorHandler.java:318)
        at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:209)
        at org.apache.camel.processor.DefaultChannel.process(DefaultChannel.java:305)
        at org.apache.camel.processor.UnitOfWorkProcessor.process(UnitOfWorkProcessor.java:132)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:98)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:89)
        at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:69)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.component.direct.DirectProducer.process(DirectProducer.java:61)
        at org.apache.camel.processor.UnitOfWorkProcessor.process(UnitOfWorkProcessor.java:102)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:104)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:85)
        at org.apache.camel.processor.UnitOfWorkProducer.process(UnitOfWorkProducer.java:63)
        at org.apache.camel.impl.ProducerCache$2.doInProducer(ProducerCache.java:351)
        at org.apache.camel.impl.ProducerCache$2.doInProducer(ProducerCache.java:323)
        at org.apache.camel.impl.ProducerCache.doInProducer(ProducerCache.java:222)
        at org.apache.camel.impl.ProducerCache.sendExchange(ProducerCache.java:323)
        at org.apache.camel.impl.ProducerCache.send(ProducerCache.java:185)
        at org.apache.camel.impl.DefaultProducerTemplate.send(DefaultProducerTemplate.java:114)
        at org.apache.camel.impl.DefaultProducerTemplate.sendBody(DefaultProducerTemplate.java:118)
        at org.apache.camel.impl.DefaultProducerTemplate.sendBody(DefaultProducerTemplate.java:135)
        at org.apache.camel.impl.DefaultProducerTemplate.requestBody(DefaultProducerTemplate.java:283)
        at org.apache.camel.impl.DefaultProducerTemplate.requestBody(DefaultProducerTemplate.java:313)
        at fr.gouv.agriculture.metaflux.services.impl.MetafluxWSImpl.initTraitement(MetafluxWSImpl.java:61)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.xml.ws.api.server.InstanceResolver$1.invoke(InstanceResolver.java:250)
        at com.sun.xml.ws.server.InvokerTube$2.invoke(InvokerTube.java:150)
        at com.sun.xml.ws.server.sei.EndpointMethodHandler.invoke(EndpointMethodHandler.java:261)
        at com.sun.xml.ws.server.sei.SEIInvokerTube.processRequest(SEIInvokerTube.java:100)
        at com.sun.xml.ws.api.pipe.Fiber.__doRun(Fiber.java:641)
        at com.sun.xml.ws.api.pipe.Fiber._doRun(Fiber.java:600)
        at com.sun.xml.ws.api.pipe.Fiber.doRun(Fiber.java:585)
        at com.sun.xml.ws.api.pipe.Fiber.runSync(Fiber.java:482)
        at com.sun.xml.ws.server.WSEndpointImpl$2.process(WSEndpointImpl.java:314)
        at com.sun.xml.ws.transport.http.HttpAdapter$HttpToolkit.handle(HttpAdapter.java:608)
        at com.sun.xml.ws.transport.http.HttpAdapter.handle(HttpAdapter.java:259)
        at com.sun.xml.ws.transport.http.servlet.ServletAdapter.invokeAsync(ServletAdapter.java:213)
        at com.sun.xml.ws.transport.http.servlet.WSServletDelegate.doGet(WSServletDelegate.java:159)
        at com.sun.xml.ws.transport.http.servlet.WSServletDelegate.doPost(WSServletDelegate.java:194)
        at com.sun.xml.ws.transport.http.servlet.WSServlet.doPost(WSServlet.java:80)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:754)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
        at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1539)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:281)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
        at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:655)
        at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:595)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:98)
        at com.sun.enterprise.web.PESessionLockingStandardPipeline.invoke(PESessionLockingStandardPipeline.java:91)
        at org.apache.catalina.core.StandardHo|#]
 
[#|2011-12-29T15:24:10.923+0100|INFO|glassfish3.1.1|javax.enterprise.system.std.com.sun.enterprise.server.logging|_Threa
dID=19;_ThreadName=Thread-2;|stValve.invoke(StandardHostValve.java:162)
        at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:330)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:231)
        at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:174)
        at com.sun.grizzly.http.ProcessorTask.invokeAdapter(ProcessorTask.java:828)
        at com.sun.grizzly.http.ProcessorTask.doProcess(ProcessorTask.java:725)
        at com.sun.grizzly.http.ProcessorTask.process(ProcessorTask.java:1019)
        at com.sun.grizzly.http.DefaultProtocolFilter.execute(DefaultProtocolFilter.java:225)
        at com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:137)
        at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:104)
        at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:90)
        at com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:79)
        at com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:54)
        at com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:59)
        at com.sun.grizzly.ContextTask.run(ContextTask.java:71)
        at com.sun.grizzly.util.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:532)
        at com.sun.grizzly.util.AbstractThreadPool$Worker.run(AbstractThreadPool.java:513)
        at java.lang.Thread.run(Thread.java:619)
|#]
 
[#|2011-12-29T15:24:10.939+0100|INFO|glassfish3.1.1|javax.enterprise.system.std.com.sun.enterprise.server.logging|_Threa
dID=19;_ThreadName=Thread-2;|15:24:10,939 ERROR MetafluxWSImpl:72 - Exception lors de l'initTraitement d'un flux global.
 
        Cause : java.lang.IllegalArgumentException
         Message : Exception occurred during execution on the exchange: Exchange[Message: [12, tre]]
|#]
 
[#|2011-12-29T15:24:10.939+0100|SEVERE|glassfish3.1.1|com.sun.xml.ws.server.sei.EndpointMethodHandler|_ThreadID=19;_Thre
adName=Thread-2;|Exception occurred during execution on the exchange: Exchange[Message: [12, tre]]
org.apache.camel.CamelExecutionException: Exception occurred during execution on the exchange: Exchange[Message: [12, tr
e]]
        at org.apache.camel.util.ObjectHelper.wrapCamelExecutionException(ObjectHelper.java:1161)
        at org.apache.camel.util.ExchangeHelper.extractResultBody(ExchangeHelper.java:512)
        at org.apache.camel.impl.DefaultProducerTemplate.extractResultBody(DefaultProducerTemplate.java:441)
        at org.apache.camel.impl.DefaultProducerTemplate.sendBody(DefaultProducerTemplate.java:119)
        at org.apache.camel.impl.DefaultProducerTemplate.sendBody(DefaultProducerTemplate.java:135)
        at org.apache.camel.impl.DefaultProducerTemplate.requestBody(DefaultProducerTemplate.java:283)
        at org.apache.camel.impl.DefaultProducerTemplate.requestBody(DefaultProducerTemplate.java:313)
        at fr.gouv.agriculture.metaflux.services.impl.MetafluxWSImpl.initTraitement(MetafluxWSImpl.java:61)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.xml.ws.api.server.InstanceResolver$1.invoke(InstanceResolver.java:250)
        at com.sun.xml.ws.server.InvokerTube$2.invoke(InvokerTube.java:150)
        at com.sun.xml.ws.server.sei.EndpointMethodHandler.invoke(EndpointMethodHandler.java:261)
        at com.sun.xml.ws.server.sei.SEIInvokerTube.processRequest(SEIInvokerTube.java:100)
        at com.sun.xml.ws.api.pipe.Fiber.__doRun(Fiber.java:641)
        at com.sun.xml.ws.api.pipe.Fiber._doRun(Fiber.java:600)
        at com.sun.xml.ws.api.pipe.Fiber.doRun(Fiber.java:585)
        at com.sun.xml.ws.api.pipe.Fiber.runSync(Fiber.java:482)
        at com.sun.xml.ws.server.WSEndpointImpl$2.process(WSEndpointImpl.java:314)
        at com.sun.xml.ws.transport.http.HttpAdapter$HttpToolkit.handle(HttpAdapter.java:608)
        at com.sun.xml.ws.transport.http.HttpAdapter.handle(HttpAdapter.java:259)
        at com.sun.xml.ws.transport.http.servlet.ServletAdapter.invokeAsync(ServletAdapter.java:213)
        at com.sun.xml.ws.transport.http.servlet.WSServletDelegate.doGet(WSServletDelegate.java:159)
        at com.sun.xml.ws.transport.http.servlet.WSServletDelegate.doPost(WSServletDelegate.java:194)
        at com.sun.xml.ws.transport.http.servlet.WSServlet.doPost(WSServlet.java:80)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:754)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
        at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1539)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:281)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
        at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:655)
        at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:595)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:98)
        at com.sun.enterprise.web.PESessionLockingStandardPipeline.invoke(PESessionLockingStandardPipeline.java:91)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:162)
        at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:330)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:231)
        at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:174)
        at com.sun.grizzly.http.ProcessorTask.invokeAdapter(ProcessorTask.java:828)
        at com.sun.grizzly.http.ProcessorTask.doProcess(ProcessorTask.java:725)
        at com.sun.grizzly.http.ProcessorTask.process(ProcessorTask.java:1019)
        at com.sun.grizzly.http.DefaultProtocolFilter.execute(DefaultProtocolFilter.java:225)
        at com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:137)
        at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:104)
        at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:90)
        at com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:79)
        at com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:54)
        at com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:59)
        at com.sun.grizzly.ContextTask.run(ContextTask.java:71)
        at com.sun.grizzly.util.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:532)
        at com.sun.grizzly.util.AbstractThreadPool$Worker.run(AbstractThreadPool.java:513)
        at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.IllegalArgumentException
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.camel.component.bean.MethodInfo.invoke(MethodInfo.java:329)
        at org.apache.camel.component.bean.MethodInfo$1.proceed(MethodInfo.java:231)
        at org.apache.camel.component.bean.BeanProcessor.process(BeanProcessor.java:169)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:98)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:89)
        at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:69)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:98)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:89)
        at org.apache.camel.processor.interceptor.TraceInterceptor.process(TraceInterceptor.java:99)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.RedeliveryErrorHandler.processErrorHandler(RedeliveryErrorHandler.java:318)
        at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:209)
        at org.apache.camel.processor.DefaultChannel.process(DefaultChannel.java:305)
        at org.apache.camel.processor.UnitOfWorkProcessor.process(UnitOfWorkProcessor.java:132)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:98)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:89)
        at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:69)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.component.direct.DirectProducer.process(DirectProducer.java:61)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.SendProcessor$2.doInAsyncProducer(SendProcessor.java:114)
        at org.apache.camel.impl.ProducerCache.doInAsyncProducer(ProducerCache.java:284)
        at org.apache.camel.processor.SendProcessor.process(SendProcessor.java:109)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:98)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:89)
        at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:69)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:98)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:89)
        at org.apache.camel.processor.interceptor.TraceInterceptor.process(TraceInterceptor.java:99)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.RedeliveryErrorHandler.processErrorHandler(RedeliveryErrorHandler.java:318)
        at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:209)
        at org.apache.camel.processor.DefaultChannel.process(DefaultChannel.java:305)
        at org.apache.camel.processor.UnitOfWorkProcessor.process(UnitOfWorkProcessor.java:132)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:98)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:89)
        at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:69)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:78)
        at org.apache.camel.component.direct.DirectProducer.process(DirectProducer.java:61)
        at org.apache.camel.processor.UnitOfWorkProcessor.process(UnitOfWorkProcessor.java:102)
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:104)
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:85)
        at org.apache.camel.processor.UnitOfWorkProducer.process(UnitOfWorkProducer.java:63)
        at org.apache.camel.impl.ProducerCache$2.doInProducer(ProducerCache.java:351)
        at org.apache.camel.impl.ProducerCache$2.doInProducer(ProducerCache.java:323)
        at org.apache.camel.impl.ProducerCache.doInProducer(ProducerCache.java:222)
        at org.apache.camel.impl.ProducerCache.sendExchange(ProducerCache.java:323)
        at org.apache.camel.impl.ProducerCache.send(ProducerCache.java:185)
        at org.apache.camel.impl.DefaultProducerTemplate.send(DefaultProducerTemplate.java:114)
        at org.apache.camel.impl.DefaultProducerTemplate.sendBody(DefaultProducerTemplate.java:118)
        ... 50 more
|#]
Bien sûr, si je ne passe qu'un seul paramètre à Camel, donc sans la liste, et que mon service métier n'attend qu'un seul paramètre (String ou int, peu importe), tout marche, et j'ai bien mon aller-retour.

J'ai un peu du mal à comprendre, d'autant que l'idée de la liste vient directement du livre "Camel in Action", rédigé par les développeurs de Camel !

Bref, si l'un de vous a des idées pour m'aider à avancer sur le sujet, je suis preneur.

Par avance, Merci.