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  1. Red Hat Fuse
  2. ENTESB-11632

Preview data for MySQL data source throws an exception

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      Publish the vdb and look at data through OData service.

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      Publish the vdb and look at data through OData service.
    • Fuse 7.5 Sprint 52 - Bug fix

      When I want to preview data from the MySQL data source (in SQL Client tab in the virtualization or when I edit a particular table), the UI shows "An error occurred querying the selected view. Details: Internal Server Error" and in the server pod log is following exception:

      09:30:56.776 [http-nio-8080-exec-5] ERROR o.a.c.c.C.[.[.[.[dispatcherServlet] - Servlet.service() for servlet [dispatcherServlet] in context with path [/vdb-builder] threw exception [Request processing failed; nested exception is org.springframework.http.converter.HttpMessageConversionException: Type definition error: [simple type, class java.io.StringReader]; nested exception is com.fasterxml.jackson.databind.exc.InvalidDefinitionException: No serializer found for class java.io.StringReader and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL_ON_EMPTY_BEANS) (through reference chain: org.komodo.metadata.query.QSResult["rows"]->java.util.ArrayList[0]->org.komodo.metadata.query.QSRow["row"]->java.util.ArrayList[16]->org.teiid.core.types.ClobImpl["streamFactory"]->org.teiid.core.types.ClobImpl$StringInputStreamFactory["characterStream"])] with root cause
      com.fasterxml.jackson.databind.exc.InvalidDefinitionException: No serializer found for class java.io.StringReader and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL_ON_EMPTY_BEANS) (through reference chain: org.komodo.metadata.query.QSResult["rows"]->java.util.ArrayList[0]->org.komodo.metadata.query.QSRow["row"]->java.util.ArrayList[16]->org.teiid.core.types.ClobImpl["streamFactory"]->org.teiid.core.types.ClobImpl$StringInputStreamFactory["characterStream"])
      	at com.fasterxml.jackson.databind.exc.InvalidDefinitionException.from(InvalidDefinitionException.java:77)
      	at com.fasterxml.jackson.databind.SerializerProvider.reportBadDefinition(SerializerProvider.java:1191)
      	at com.fasterxml.jackson.databind.DatabindContext.reportBadDefinition(DatabindContext.java:313)
      	at com.fasterxml.jackson.databind.ser.impl.UnknownSerializer.failForEmpty(UnknownSerializer.java:71)
      	at com.fasterxml.jackson.databind.ser.impl.UnknownSerializer.serialize(UnknownSerializer.java:33)
      	at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:727)
      	at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:719)
      	at com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
      	at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:727)
      	at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:719)
      	at com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
      	at com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serializeContents(IndexedListSerializer.java:119)
      	at com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serialize(IndexedListSerializer.java:79)
      	at com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serialize(IndexedListSerializer.java:18)
      	at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:727)
      	at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:719)
      	at com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
      	at com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serializeContents(IndexedListSerializer.java:119)
      	at com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serialize(IndexedListSerializer.java:79)
      	at com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serialize(IndexedListSerializer.java:18)
      	at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:727)
      	at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:719)
      	at com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
      	at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider._serialize(DefaultSerializerProvider.java:480)
      	at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider.serializeValue(DefaultSerializerProvider.java:319)
      	at com.fasterxml.jackson.databind.ObjectWriter$Prefetch.serialize(ObjectWriter.java:1396)
      	at com.fasterxml.jackson.databind.ObjectWriter.writeValue(ObjectWriter.java:913)
      	at org.springframework.http.converter.json.AbstractJackson2HttpMessageConverter.writeInternal(AbstractJackson2HttpMessageConverter.java:287)
      	at org.springframework.http.converter.AbstractGenericHttpMessageConverter.write(AbstractGenericHttpMessageConverter.java:103)
      	at org.springframework.web.servlet.mvc.method.annotation.AbstractMessageConverterMethodProcessor.writeWithMessageConverters(AbstractMessageConverterMethodProcessor.java:290)
      	at org.springframework.web.servlet.mvc.method.annotation.RequestResponseBodyMethodProcessor.handleReturnValue(RequestResponseBodyMethodProcessor.java:180)
      	at org.springframework.web.method.support.HandlerMethodReturnValueHandlerComposite.handleReturnValue(HandlerMethodReturnValueHandlerComposite.java:82)
      	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:119)
      	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:895)
      	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:800)
      	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
      	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1038)
      	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:942)
      	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1005)
      	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:908)
      	at javax.servlet.http.HttpServlet.service(HttpServlet.java:660)
      	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:882)
      	at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
      	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
      	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
      	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
      	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
      	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
      	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200)
      	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
      	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
      	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
      	at io.opentracing.contrib.web.servlet.filter.TracingFilter.doFilter(TracingFilter.java:174)
      	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
      	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
      	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:200)
      	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
      	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
      	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
      	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
      	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
      	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
      	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
      	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
      	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834)
      	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1415)
      	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
      	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
      	at java.lang.Thread.run(Thread.java:748)
      

      When I publish the vdb and look at the data through odata service (e.g. https://vdb1vdb-odata-syndesis.192.168.42.214.nip.io/odata/smallb) , it shows data from the data source.

            rhn-engineering-rareddy Ramesh Reddy
            mkralik@redhat.com Matej Kralik
            Matej Kralik Matej Kralik
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              Created:
              Updated:
              Resolved: