Hi Sergey,

Many tahnks for taking again my ticket.
Based on your suggestions, I came to the following:

Service:

  @POST
  @Consumes(MediaType.MULTIPART_FORM_DATA)
  @Path("createTransaction")
  public Response createTransaction (TransactionContextDTO dto,
List<FileInputStream> files)
...............

Client:

    List<Attachment> attachments = new ArrayList<Attachment>();
    TransactionContextDTO ctx = new TransactionContextDTO();
    attachments.add(new Attachment("create-transaction-context",
MediaType.APPLICATION_JSON, ctx));
    List<FileInputStream> contracts = new ArrayList<FileInputStream>();
    contracts.add(new FileInputStream (new File ("test.pdf")));
    attachments.add(new Attachment ("contracts",
MediaType.MULTIPART_FORM_DATA, contracts));
    Response resp = client.target(new
URI("http://localhost:9081/qs/services/api/createTransaction";)).request().post(Entity.entity(new
MultipartBody(attachments), MediaType.APPLICATION_OCTET_STREAM));
    assertEquals (200, resp.getStatus());

and this raises the following exception on the client side:

org.apache.cxf.interceptor.Fault: Problem with writing the data, class
org.apache.cxf.jaxrs.ext.multipart.MultipartBody, ContentType:
multipart/form-data
        at
org.apache.cxf.jaxrs.client.WebClient$BodyWriter.doWriteBody(WebClient.java:1183)
        at
org.apache.cxf.jaxrs.client.AbstractClient$AbstractBodyWriter.handleMessage(AbstractClient.java:1174)
        at
org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:308)
        at
org.apache.cxf.jaxrs.client.AbstractClient.doRunInterceptorChain(AbstractClient.java:677)
        at
org.apache.cxf.jaxrs.client.WebClient.doChainedInvocation(WebClient.java:1041)
        at
org.apache.cxf.jaxrs.client.WebClient.doInvoke(WebClient.java:895)
        at
org.apache.cxf.jaxrs.client.WebClient.doInvoke(WebClient.java:863)
        at org.apache.cxf.jaxrs.client.WebClient.invoke(WebClient.java:426)
        at
org.apache.cxf.jaxrs.client.WebClient$SyncInvokerImpl.method(WebClient.java:1569)
        at
org.apache.cxf.jaxrs.client.WebClient$SyncInvokerImpl.method(WebClient.java:1564)
        at
org.apache.cxf.jaxrs.client.WebClient$SyncInvokerImpl.post(WebClient.java:1504)
        at
org.apache.cxf.jaxrs.client.spec.InvocationBuilderImpl.post(InvocationBuilderImpl.java:145)
        at
be.alphacredit.services.esign.tests.QuickControllerServiceIT.testCreateQuickSignTransaction(QuickControllerServiceIT.java:62)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:497)
        at
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
        at
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
        at
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
        at
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
        at
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
        at
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at
org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
        at
org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:365)
        at
org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun(JUnit4Provider.java:272)
        at
org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:236)
        at
org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:159)
        at
org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:386)
        at
org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:323)
        at
org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:143)
Caused by: javax.ws.rs.ProcessingException: Problem with writing the data,
class org.apache.cxf.jaxrs.ext.multipart.MultipartBody, ContentType:
multipart/form-data
        at
org.apache.cxf.jaxrs.client.AbstractClient.reportMessageHandlerProblem(AbstractClient.java:810)
        at
org.apache.cxf.jaxrs.client.AbstractClient.writeBody(AbstractClient.java:494)
        at
org.apache.cxf.jaxrs.client.WebClient$BodyWriter.doWriteBody(WebClient.java:1178)
        ... 38 more
Caused by: javax.ws.rs.InternalServerErrorException: HTTP 500 Internal
Server Error
        at
org.apache.cxf.jaxrs.utils.SpecExceptions.toInternalServerErrorException(SpecExceptions.java:79)
        at
org.apache.cxf.jaxrs.utils.ExceptionUtils.toInternalServerErrorException(ExceptionUtils.java:113)
        at
org.apache.cxf.jaxrs.provider.MultipartProvider.getHandlerForObject(MultipartProvider.java:395)
        at
org.apache.cxf.jaxrs.provider.MultipartProvider.getHandlerForObject(MultipartProvider.java:406)
        at
org.apache.cxf.jaxrs.provider.MultipartProvider.createDataHandler(MultipartProvider.java:352)
        at
org.apache.cxf.jaxrs.provider.MultipartProvider.createDataHandler(MultipartProvider.java:326)
        at
org.apache.cxf.jaxrs.provider.MultipartProvider.getAttachments(MultipartProvider.java:310)
        at
org.apache.cxf.jaxrs.provider.MultipartProvider.convertToDataHandlers(MultipartProvider.java:296)
        at
org.apache.cxf.jaxrs.provider.MultipartProvider.writeTo(MultipartProvider.java:264)
        at
org.apache.cxf.jaxrs.utils.JAXRSUtils.writeMessageBody(JAXRSUtils.java:1386)
        at
org.apache.cxf.jaxrs.client.AbstractClient.writeBody(AbstractClient.java:480)
        ... 39 more
[ERROR] Tests run: 2, Failures: 0, Errors: 1, Skipped: 0, Time elapsed:
0.781 s <<< FAILURE! -   Time elapsed: 0.031 s  <<< ERROR!
javax.ws.rs.ProcessingException: Problem with writing the data, class
org.apache.cxf.jaxrs.ext.multipart.MultipartBody, ContentType:
multipart/form-data

Do you see anything here which might cause this issue ?

Many thanks in advance,

Nicolas



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