ClassCastException thrown when deserializing components of a Generice command ----------------------------------------------------------------------------- Key: DROOLS-5021 URL: https://issues.redhat.com/browse/DROOLS-5021 Project: Drools Issue Type: Bug Components: kie server Affects Versions: 7.29.0.Final Reporter: Steve Davidson Assignee: Maciej Swiderski Priority: Major Attachments: KieIssueDemo.tbz, KieRun.log When attempting to send a Generic Data object in an Insert Command to be added to the Rule Agenda, the server fails to deserialize the Insert Command with the following; Feb 6 11:09:30 thor jetty[21143]: Feb 06, 2020 11:09:30 AM org.kie.server.services.drools.DroolsKieContainerCommandServiceImpl callContainer Feb 6 11:09:30 thor jetty[21143]: SEVERE: Error calling container 'JUnit Test: kie-server' Feb 6 11:09:30 thor jetty[21143]: java.lang.ClassCastException: class java.util.LinkedHashMap cannot be cast to class org.kie.api.command.Command (java.util.LinkedHashMap is in module java.base of loader 'bootstrap'; org.kie.api.command.Command is in unnamed module of loader org.eclipse.jetty.webapp.WebAppClassLoader @51bd8b5c) Feb 6 11:09:30 thor jetty[21143]: #011at org.kie.server.services.drools.DroolsKieContainerCommandServiceImpl.callContainer(DroolsKieContainerCommandServiceImpl.java:60) Feb 6 11:09:30 thor jetty[21143]: #011at org.kie.server.remote.rest.drools.CommandResource.manageContainer(CommandResource.java:91) Feb 6 11:09:30 thor jetty[21143]: #011at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) Feb 6 11:09:30 thor jetty[21143]: #011at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) Feb 6 11:09:30 thor jetty[21143]: #011at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) Feb 6 11:09:30 thor jetty[21143]: #011at java.base/java.lang.reflect.Method.invoke(Method.java:566) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:140) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.ResourceMethodInvoker.internalInvokeOnTarget(ResourceMethodInvoker.java:509) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTargetAfterFilter(ResourceMethodInvoker.java:399) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.ResourceMethodInvoker.lambda$invokeOnTarget$0(ResourceMethodInvoker.java:363) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.interception.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:358) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTarget(ResourceMethodInvoker.java:365) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:337) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:310) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:443) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.SynchronousDispatcher.lambda$invoke$4(SynchronousDispatcher.java:233) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.SynchronousDispatcher.lambda$preprocess$0(SynchronousDispatcher.java:139) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.interception.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:358) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.SynchronousDispatcher.preprocess(SynchronousDispatcher.java:142) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:219) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:227) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:56) Feb 6 11:09:30 thor jetty[21143]: #011at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:51) Feb 6 11:09:30 thor jetty[21143]: #011at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.servlet.ServletHolder$NotAsyncServlet.service(ServletHolder.java:1401) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:760) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1617) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.websocket.server.WebSocketUpgradeFilter.doFilter(WebSocketUpgradeFilter.java:226) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) Feb 6 11:09:30 thor jetty[21143]: #011at org.kie.server.services.impl.security.web.CaptureHttpRequestFilter.doFilter(CaptureHttpRequestFilter.java:42) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1596) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:545) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:501) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1592) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1296) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:485) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1562) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1211) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:221) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:146) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.Server.handle(Server.java:500) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:386) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:562) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:378) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:270) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:336) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:313) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:129) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:388) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:806) Feb 6 11:09:30 thor jetty[21143]: #011at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:938) Feb 6 11:09:30 thor jetty[21143]: #011at java.base/java.lang.Thread.run(Thread.java:834)