[rules-users] deleting records using rules
Esteban Aliverti
esteban.aliverti at gmail.com
Wed Jun 16 08:30:37 EDT 2010
If B has a getA() method, you could do something like this:
rule "XX"
when
$list: List(size > 0) from collect B(a.name = "x")
then
someGlobalList.addAll($list);
end
best,
On Wed, Jun 16, 2010 at 9:15 AM, Fnu Mahalakshmi <FMahalakshmi at nyx.com>wrote:
> Hi,
>
> Thanks. Sorry for not being clear.
> I have the following:
> A = new A(); A1 = new A()
> B b1 = new B(A)
> B b2 = new B(A)
> B b3 = new B(A1)
>
> Each of the B above have a parameter "name"
>
> I am setting the name in one of my rules which works properly.
>
> I want to create an output list which:
> Checks that all B objects pointing to a single A object (eg. A1 or A in
> this case) have same name. If they don't I don't want to have them on my
> output list.
>
> I tried using forAll for the rule but that checks forALL B's in genral
> having same A object which is not what I want.
>
> Could you give me a starter / hint to create the rule.
> I even thought that I could maybe populate a list for each A object:
> When $a : A()
> b : B(a : $a , name == "x")
> Then
> Modify($a){
> setAList(b) // adding all b's to a list contained in a
> };
>
> But that does not help me achieve the second part as I cant traverse
> through a list inside rules.
>
> Any idea??
>
> Please help.
> Thanks
> M
> -----Original Message-----
> From: rules-users-bounces at lists.jboss.org [mailto:
> rules-users-bounces at lists.jboss.org] On Behalf Of
> rules-users-request at lists.jboss.org
> Sent: Wednesday, June 16, 2010 2:22 AM
> To: rules-users at lists.jboss.org
> Subject: rules-users Digest, Vol 43, Issue 84
>
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>
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>
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>
> When replying, please edit your Subject line so it is more specific
> than "Re: Contents of rules-users digest..."
>
>
> Today's Topics:
>
> 1. Re: Flow persistence (Rob Collins)
> 2. Re: deleting records using rules (Wolfgang Laun)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Tue, 15 Jun 2010 18:55:03 -0700
> From: Rob Collins <RCollins at patientsafesolutions.com>
> Subject: Re: [rules-users] Flow persistence
> To: Rules Users List <rules-users at lists.jboss.org>
> Message-ID:
> <0019F265-AA56-4104-B657-083C37AAE636 at patientsafesolutions.com>
> Content-Type: text/plain; charset="us-ascii"
>
> You were right the first time - I am sharing the environment between
> multiple sessions. That is easy for me to fix.
>
> Can I share the EntityManagerFactory, or should I create one for each
> session?
>
> Thanks,
> Rob
>
> On Jun 15, 2010, at 9:47 PM, Mauricio Salatino wrote:
>
> oh.. sorry.. you are creating a new env per each session.. but the problem
> is related with that..
> I will review that and let you know.
>
> On Tue, Jun 15, 2010 at 9:45 PM, Mauricio Salatino <salaboy at gmail.com
> <mailto:salaboy at gmail.com>> wrote:
> yes the problem is the environment.. I saw that problem in the past..
> you need to create a separate environment object per each session.
>
>
>
> On Tue, Jun 15, 2010 at 9:41 PM, Rob Collins <
> RCollins at patientsafesolutions.com<mailto:RCollins at patientsafesolutions.com>>
> wrote:
> The idea of the tests is to ensure that our implementation is thread-safe.
> Each thread in the test creates its own Drools session and executes its own
> workflow (which contains actions and work items that involve user
> interaction that is simulated by the unit test).
>
> This scenario tests the real-world case of our server handling sessions
> from multiple users. There should NOT be cross-talk between these sessions.
> Without persistence, everything works as expected. With persistence enabled,
> two sessions running in parallel are enough to fail 100% of the time.
>
> Each thread creates a session like this:
> session =
> JPAKnowledgeService.newStatefulKnowledgeSession(getKnowledgeBase(), null,
> getEnvironment());
>
> The calls to getEnvironment() return the same value each time it is called
> called. Is this right?
>
> The environment is created like this:
> EntityManagerFactory emf =
> Persistence.createEntityManagerFactory("org.drools.persistence.jpa");
> environment = KnowledgeBaseFactory.newEnvironment();
> environment.set(EnvironmentName.ENTITY_MANAGER_FACTORY, emf);
>
> Any idea where I messed up?
>
> Thanks,
> Rob
>
>
> On Jun 15, 2010, at 5:58 PM, Mauricio Salatino wrote:
>
> What kind of thread safe tests are you doing?
> if multiple threads modify the status of the process, only one of them will
> commit the new status, and the other ones will rollback the transaction
> because of a bad state.
>
> Is that what you are looking for?
>
>
> On Tue, Jun 15, 2010 at 3:33 PM, Rob Collins <
> RCollins at patientsafesolutions.com<mailto:RCollins at patientsafesolutions.com
> ><mailto:RCollins at patientsafesolutions.com<mailto:
> RCollins at patientsafesolutions.com>>> wrote:
> We are using version 5.1.0.M1. We have long-running processes (flows). They
> are long-running because we have work item nodes that involve the user of
> our application to do something. We are in the development cycle of our
> product and everything is going well. I am trying to configure persistence
> and running into some issues.
>
> I am to the point where our basic unit tests appear to be running fine with
> persistence enabled both in the container (tomcat6) and in our unit testing
> environment (ServletUnit).
>
> We have unit tests that run the same test in multiple threads in parallel
> (the idea is to try to expose thread safety issues), and these tests always
> fail. At the end of this message, I have pasted a few of the different stack
> traces I have seen.
>
> I expect that I have done something silly in the configuration, and I could
> use some help in finding it. I am not sure if the problem is my
> configuration of JPA, Hibernate, the DataSource, or if it is an interaction
> between what Drools is expecting and the details of my configuration.
>
> Thanks,
> Rob Collins
>
>
> >From my spring configuration:
>
> <!-- Spring JtaTransactionManager -->
> <bean id="transactionManager"
> class="org.springframework.transaction.jta.JtaTransactionManager"
> depends-on="bitronixTransactionManager">
> <property name="transactionManager" ref="bitronixTransactionManager"
> />
> <property name="userTransaction" ref="bitronixTransactionManager" />
> </bean>
>
> <!-- Bitronix Transaction Manager embedded configuration -->
> <bean id="btmConfig" class="bitronix.tm.TransactionManagerServices"
> factory-method="getConfiguration">
> <property name="serverId" value="spring-btm" />
> </bean>
>
> <!-- create Bitronix Transaction Manager transaction manager -->
> <bean id="bitronixTransactionManager"
> class="bitronix.tm.TransactionManagerServices"
> factory-method="getTransactionManager" depends-on="btmConfig"
> destroy-method="shutdown" />
>
> <bean id="sessionDataSource"
> class="bitronix.tm.resource.jdbc.PoolingDataSource" init-method="init"
> destroy-method="close">
> <property name="className"
> value="com.mysql.jdbc.jdbc2.optional.MysqlXADataSource" />
> <property name="uniqueName" value="jdbc/processInstanceDS" />
> <property name="maxPoolSize" value="8" />
> <property name="allowLocalTransactions" value="true" />
> <property name="driverProperties">
> <props>
> <prop key="URL">${db.session.connection.url}</prop>
> <prop key="user">${db.session.username}</prop>
> <prop key="password">${db.session.password}</prop>
> </props>
> </property>
> </bean>
>
> My persistence.xml:
> <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
> <persistence version="1.0"
> xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
> http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd
> http://java.sun.com/xml/ns/persistence/orm
> http://java.sun.com/xml/ns/persistence/orm_1_0.xsd"
> xmlns:orm="http://java.sun.com/xml/ns/persistence/orm"
> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
> xmlns="http://java.sun.com/xml/ns/persistence">
>
> <persistence-unit name="org.drools.persistence.jpa">
> <provider>org.hibernate.ejb.HibernatePersistence</provider>
> <jta-data-source>jdbc/processInstanceDS</jta-data-source>
> <class>org.drools.persistence.session.SessionInfo</class>
> <class>org.drools.persistence.processinstance.ProcessInstanceInfo</class>
>
> <class>org.drools.persistence.processinstance.ProcessInstanceEventInfo</class>
> <class>org.drools.persistence.processinstance.WorkItemInfo</class>
>
> <class>org.drools.persistence.processinstance.variabletypes.VariableInstanceInfo</class>
>
> <class>org.drools.persistence.processinstance.variabletypes.JPAPersistedVariable</class>
>
> <properties>
> <property name="hibernate.max_fetch_depth" value="3" />
> <property name="hibernate.hbm2ddl.auto" value="create-drop"/>
> <property name="hibernate.show_sql" value="true" />
> <property name="hibernate.transaction.manager_lookup_class"
> value="org.hibernate.transaction.BTMTransactionManagerLookup" />
> <property name="hibernate.jndi.class"
> value="bitronix.tm.jndi.BitronixInitialContextFactory" />
> </properties>
> </persistence-unit>
> </persistence>
>
>
>
>
> java.lang.NullPointerException
> at
> org.drools.persistence.processinstance.JPAProcessInstanceManager.addProcessInstance(JPAProcessInstanceManager.java:33)
> at
> org.drools.process.instance.AbstractProcessInstanceFactory.createProcessInstance(AbstractProcessInstanceFactory.java:37)
> at
> org.drools.common.AbstractWorkingMemory.startProcess(AbstractWorkingMemory.java:1706)
> at
> org.drools.common.AbstractWorkingMemory.startProcess(AbstractWorkingMemory.java:1682)
> at
> org.drools.workflow.instance.node.SubProcessNodeInstance.internalTrigger(SubProcessNodeInstance.java:115)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:112)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.triggerConnection(NodeInstanceImpl.java:148)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.triggerCompleted(NodeInstanceImpl.java:135)
> at
> org.drools.workflow.instance.node.JoinInstance.triggerCompleted(JoinInstance.java:152)
> at
> org.drools.workflow.instance.node.JoinInstance.internalTrigger(JoinInstance.java:52)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:112)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.triggerConnection(NodeInstanceImpl.java:148)
> at
> org.drools.workflow.instance.node.SplitInstance.internalTrigger(SplitInstance.java:74)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:112)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.triggerConnection(NodeInstanceImpl.java:148)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.triggerCompleted(NodeInstanceImpl.java:135)
> at
> org.drools.workflow.instance.node.StartNodeInstance.triggerCompleted(StartNodeInstance.java:49)
> at
> org.drools.workflow.instance.node.StartNodeInstance.internalTrigger(StartNodeInstance.java:41)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:112)
> at
> org.drools.ruleflow.instance.RuleFlowProcessInstance.internalStart(RuleFlowProcessInstance.java:16)
> at
> org.drools.process.instance.impl.ProcessInstanceImpl.start(ProcessInstanceImpl.java:185)
> at
> org.drools.workflow.instance.impl.WorkflowProcessInstanceImpl.start(WorkflowProcessInstanceImpl.java:230)
> at
> org.drools.common.AbstractWorkingMemory.startProcess(AbstractWorkingMemory.java:1689)
> at
> org.drools.impl.StatefulKnowledgeSessionImpl.startProcess(StatefulKnowledgeSessionImpl.java:289)
> at
> org.drools.command.runtime.process.StartProcessCommand.execute(StartProcessCommand.java:52)
> at
> org.drools.command.runtime.process.StartProcessCommand.execute(StartProcessCommand.java:14)
> at
> org.drools.persistence.session.SingleSessionCommandService.execute(SingleSessionCommandService.java:254)
> at
> org.drools.command.impl.CommandBasedStatefulKnowledgeSession.startProcess(CommandBasedStatefulKnowledgeSession.java:163)
> at
> com.patientsafesolutions.application.controllers.DroolsWorkflowController.startWorkflowProcess(DroolsWorkflowController.java:310)
> at
> com.patientsafesolutions.application.controllers.DroolsWorkflowController.drools(DroolsWorkflowController.java:85)
> 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.springframework.web.bind.annotation.support.HandlerMethodInvoker.doInvokeMethod(HandlerMethodInvoker.java:710)
> at
> org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:167)
> at
> org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:414)
> at
> org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:402)
> at
> org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:771)
> at
> org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:716)
> at
> org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:647)
> at
> org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:563)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
> com.meterware.servletunit.InvocationContextImpl.service(InvocationContextImpl.java:76)
> at
> com.meterware.servletunit.ServletUnitClient.newResponse(ServletUnitClient.java:126)
> at com.meterware.httpunit.WebClient.createResponse(WebClient.java:667)
> at com.meterware.httpunit.WebWindow.getResource(WebWindow.java:220)
> at com.meterware.httpunit.WebWindow.getSubframeResponse(WebWindow.java:181)
> at com.meterware.httpunit.WebWindow.getResponse(WebWindow.java:158)
> at com.meterware.httpunit.WebClient.getResponse(WebClient.java:122)
> at com.patientsafesolutions.test.http.Request.submit(Request.java:115)
> at com.patientsafesolutions.test.http.Request.post(Request.java:20)
> at
> com.patientsafesolutions.api.httptest.LogicalViewHttpTest.navigateToHome(LogicalViewHttpTest.java:57)
> at
> com.patientsafesolutions.api.httptest.LogicalViewHttpTest.navigateToPatient(LogicalViewHttpTest.java:100)
> at
> com.patientsafesolutions.api.httptest.HomeTests.homeLogicalView(HomeTests.java:14)
> at com.patientsafesolutions.api.httptest.HomeTests$1.run(HomeTests.java:23)
> at
> com.patientsafesolutions.test.http.HttpTest$ThreadWithThrowable$1.run(HttpTest.java:241)
> at java.lang.Thread.run(Thread.java:637)
>
> org.hibernate.exception.GenericJDBCException: Cannot release connection
> at
> org.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:103)
> at
> org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:91)
> at
> org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
> at
> org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:29)
> at
> org.hibernate.jdbc.ConnectionManager.closeConnection(ConnectionManager.java:455)
> at
> org.hibernate.jdbc.ConnectionManager.aggressiveRelease(ConnectionManager.java:406)
> at
> org.hibernate.jdbc.ConnectionManager.afterTransaction(ConnectionManager.java:298)
> at
> org.hibernate.jdbc.JDBCContext.afterTransactionCompletion(JDBCContext.java:225)
> at
> org.hibernate.transaction.CacheSynchronization.afterCompletion(CacheSynchronization.java:85)
> at
> bitronix.tm.BitronixTransaction.fireAfterCompletionEvent(BitronixTransaction.java:416)
> at bitronix.tm.BitronixTransaction.commit(BitronixTransaction.java:195)
> at
> bitronix.tm.BitronixTransactionManager.commit(BitronixTransactionManager.java:95)
> at
> org.drools.persistence.session.SingleSessionCommandService.execute(SingleSessionCommandService.java:258)
> at
> org.drools.command.impl.CommandBasedStatefulKnowledgeSession.startProcess(CommandBasedStatefulKnowledgeSession.java:163)
> at
> com.patientsafesolutions.application.controllers.DroolsWorkflowController.startWorkflowProcess(DroolsWorkflowController.java:310)
> at
> com.patientsafesolutions.application.controllers.DroolsWorkflowController.drools(DroolsWorkflowController.java:85)
> 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.springframework.web.bind.annotation.support.HandlerMethodInvoker.doInvokeMethod(HandlerMethodInvoker.java:710)
> at
> org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:167)
> at
> org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:414)
> at
> org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:402)
> at
> org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:771)
> at
> org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:716)
> at
> org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:647)
> at
> org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:563)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
> com.meterware.servletunit.InvocationContextImpl.service(InvocationContextImpl.java:76)
> at
> com.meterware.servletunit.ServletUnitClient.newResponse(ServletUnitClient.java:126)
> at com.meterware.httpunit.WebClient.createResponse(WebClient.java:667)
> at com.meterware.httpunit.WebWindow.getResource(WebWindow.java:220)
> at com.meterware.httpunit.WebWindow.getSubframeResponse(WebWindow.java:181)
> at com.meterware.httpunit.WebWindow.getResponse(WebWindow.java:158)
> at com.meterware.httpunit.WebClient.getResponse(WebClient.java:122)
> at com.patientsafesolutions.test.http.Request.submit(Request.java:115)
> at com.patientsafesolutions.test.http.Request.post(Request.java:20)
> at
> com.patientsafesolutions.api.httptest.LogicalViewHttpTest.navigateToHome(LogicalViewHttpTest.java:57)
> at
> com.patientsafesolutions.api.httptest.LogicalViewHttpTest.navigateToPatient(LogicalViewHttpTest.java:100)
> at
> com.patientsafesolutions.api.httptest.HomeTests.homeLogicalView(HomeTests.java:14)
> at com.patientsafesolutions.api.httptest.HomeTests$1.run(HomeTests.java:23)
> at
> com.patientsafesolutions.test.http.HttpTest$ThreadWithThrowable$1.run(HttpTest.java:241)
> at java.lang.Thread.run(Thread.java:637)
> Caused by: java.sql.SQLException: error requeueing a JdbcPooledConnection
> from datasource jdbc/processInstanceDS in state ACCESSIBLE wrapping
> com.mysql.jdbc.jdbc2.optional.MysqlXAConnection at 4128dca6
> at
> bitronix.tm.resource.jdbc.JdbcPooledConnection.release(JdbcPooledConnection.java:148)
> at
> bitronix.tm.resource.jdbc.JdbcConnectionHandle.close(JdbcConnectionHandle.java:77)
> at
> org.hibernate.connection.DatasourceConnectionProvider.closeConnection(DatasourceConnectionProvider.java:74)
> at
> org.hibernate.jdbc.ConnectionManager.closeConnection(ConnectionManager.java:451)
> ... 40 more
> Caused by: bitronix.tm.internal.BitronixSystemException: cannot close a
> resource when its XAResource is taking part in an unfinished global
> transaction
> at
> bitronix.tm.resource.common.TransactionContextHelper.requeue(TransactionContextHelper.java:117)
> at
> bitronix.tm.resource.jdbc.JdbcPooledConnection.release(JdbcPooledConnection.java:146)
> ... 43 more
>
>
> java.lang.IllegalArgumentException: Unknown node instance type:
> org.drools.workflow.instance.node.ActionNodeInstance at 2b7194a4
> at
> org.drools.marshalling.impl.AbstractProcessInstanceMarshaller.writeNodeInstanceContent(AbstractProcessInstanceMarshaller.java:243)
> at
> org.drools.marshalling.impl.AbstractProcessInstanceMarshaller.writeNodeInstance(AbstractProcessInstanceMarshaller.java:117)
> at
> org.drools.marshalling.impl.AbstractProcessInstanceMarshaller.writeProcessInstance(AbstractProcessInstanceMarshaller.java:106)
> at
> org.drools.persistence.processinstance.ProcessInstanceInfo.update(ProcessInstanceInfo.java:237)
> 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.hibernate.ejb.event.BeanCallback.invoke(BeanCallback.java:23)
> at
> org.hibernate.ejb.event.EntityCallbackHandler.callback(EntityCallbackHandler.java:80)
> at
> org.hibernate.ejb.event.EntityCallbackHandler.preUpdate(EntityCallbackHandler.java:65)
> at
> org.hibernate.ejb.event.EJB3FlushEntityEventListener.invokeInterceptor(EJB3FlushEntityEventListener.java:41)
> at
> org.hibernate.event.def.DefaultFlushEntityEventListener.handleInterception(DefaultFlushEntityEventListener.java:308)
> at
> org.hibernate.event.def.DefaultFlushEntityEventListener.scheduleUpdate(DefaultFlushEntityEventListener.java:248)
> at
> org.hibernate.event.def.DefaultFlushEntityEventListener.onFlushEntity(DefaultFlushEntityEventListener.java:128)
> at
> org.hibernate.event.def.AbstractFlushingEventListener.flushEntities(AbstractFlushingEventListener.java:196)
> at
> org.hibernate.event.def.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:76)
> at
> org.hibernate.event.def.DefaultAutoFlushEventListener.onAutoFlush(DefaultAutoFlushEventListener.java:35)
> at org.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:969)
> at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1114)
> at org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
> at org.hibernate.ejb.QueryImpl.getResultList(QueryImpl.java:67)
> at
> org.drools.persistence.processinstance.JPASignalManager.getProcessInstancesForEvent(JPASignalManager.java:53)
> at
> org.drools.persistence.processinstance.JPASignalManager.signalEvent(JPASignalManager.java:29)
> at
> org.drools.workflow.instance.impl.WorkflowProcessInstanceImpl.setState(WorkflowProcessInstanceImpl.java:191)
> at
> org.drools.workflow.instance.node.EndNodeInstance.internalTrigger(EndNodeInstance.java:56)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:112)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.triggerConnection(NodeInstanceImpl.java:148)
> at
> org.drools.workflow.instance.node.SplitInstance.internalTrigger(SplitInstance.java:74)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:112)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.triggerConnection(NodeInstanceImpl.java:148)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.triggerCompleted(NodeInstanceImpl.java:135)
> at
> org.drools.workflow.instance.node.ActionNodeInstance.triggerCompleted(ActionNodeInstance.java:62)
> at
> org.drools.workflow.instance.node.ActionNodeInstance.internalTrigger(ActionNodeInstance.java:58)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:112)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.triggerConnection(NodeInstanceImpl.java:148)
> at
> org.drools.workflow.instance.node.SplitInstance.internalTrigger(SplitInstance.java:74)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:112)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.triggerConnection(NodeInstanceImpl.java:148)
> at
> org.drools.workflow.instance.impl.NodeInstanceImpl.triggerCompleted(NodeInstanceImpl.java:135)
> at
> org.drools.workflow.instance.impl.ExtendedNodeInstanceImpl.triggerCompleted(ExtendedNodeInstanceImpl.java:37)
> at
> org.drools.workflow.instance.node.StateBasedNodeInstance.triggerCompleted(StateBasedNodeInstance.java:101)
> at
> org.drools.workflow.instance.node.StateBasedNodeInstance.triggerCompleted(StateBasedNodeInstance.java:82)
> at
> org.drools.workflow.instance.node.WorkItemNodeInstance.triggerCompleted(WorkItemNodeInstance.java:192)
> at
> org.drools.workflow.instance.node.WorkItemNodeInstance.workItemCompleted(WorkItemNodeInstance.java:246)
> at
> org.drools.workflow.instance.node.WorkItemNodeInstance.signalEvent(WorkItemNodeInstance.java:222)
> at
> org.drools.workflow.instance.impl.WorkflowProcessInstanceImpl.signalEvent(WorkflowProcessInstanceImpl.java:258)
> at
> org.drools.persistence.processinstance.JPAWorkItemManager.completeWorkItem(JPAWorkItemManager.java:96)
> at
> org.drools.command.runtime.process.CompleteWorkItemCommand.execute(CompleteWorkItemCommand.java:46)
> at
> org.drools.command.runtime.process.CompleteWorkItemCommand.execute(CompleteWorkItemCommand.java:12)
> at
> org.drools.persistence.session.SingleSessionCommandService.execute(SingleSessionCommandService.java:254)
> at
> org.drools.command.impl.CommandBasedStatefulKnowledgeSession$1.completeWorkItem(CommandBasedStatefulKnowledgeSession.java:118)
> at
> com.patientsafesolutions.application.controllers.DroolsWorkflowController.drools(DroolsWorkflowController.java:113)
> 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.springframework.web.bind.annotation.support.HandlerMethodInvoker.doInvokeMethod(HandlerMethodInvoker.java:710)
> at
> org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:167)
> at
> org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:414)
> at
> org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:402)
> at
> org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:771)
> at
> org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:716)
> at
> org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:647)
> at
> org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:563)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
> com.meterware.servletunit.InvocationContextImpl.service(InvocationContextImpl.java:76)
> at
> com.meterware.servletunit.ServletUnitClient.newResponse(ServletUnitClient.java:126)
> at com.meterware.httpunit.WebClient.createResponse(WebClient.java:667)
> at com.meterware.httpunit.WebWindow.getResource(WebWindow.java:220)
> at com.meterware.httpunit.WebWindow.getSubframeResponse(WebWindow.java:181)
> at com.meterware.httpunit.WebWindow.getResponse(WebWindow.java:158)
> at com.meterware.httpunit.WebClient.getResponse(WebClient.java:122)
> at com.patientsafesolutions.test.http.Request.submit(Request.java:115)
> at com.patientsafesolutions.test.http.Request.post(Request.java:25)
> at
> com.patientsafesolutions.api.httptest.LogicalViewHttpTest.loginUser(LogicalViewHttpTest.java:80)
> at
> com.patientsafesolutions.api.httptest.LogicalViewHttpTest.navigateToPatient(LogicalViewHttpTest.java:102)
> at
> com.patientsafesolutions.api.httptest.HomeTests.homeLogicalView(HomeTests.java:14)
> at com.patientsafesolutions.api.httptest.HomeTests$1.run(HomeTests.java:23)
> at
> com.patientsafesolutions.test.http.HttpTest$ThreadWithThrowable$1.run(HttpTest.java:241)
> at java.lang.Thread.run(Thread.java:637)
>
> _______________________________________________
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> http://www.jbug.com.ar/>
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> - MyJourney @ http://salaboy.wordpress.com<http://salaboy.wordpress.com/>
> - Co-Founder @ http://www.jbug.com.ar<http://www.jbug.com.ar/>
>
> - Salatino "Salaboy" Mauricio -
>
>
>
> --
> - CTO @ http://www.plugtree.com<http://www.plugtree.com/>
> - MyJourney @ http://salaboy.wordpress.com<http://salaboy.wordpress.com/>
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>
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> <ATT00001..txt>
>
>
>
>
> ------------------------------
>
> Message: 2
> Date: Wed, 16 Jun 2010 08:22:10 +0200
> From: Wolfgang Laun <wolfgang.laun at gmail.com>
> Subject: Re: [rules-users] deleting records using rules
> To: Rules Users List <rules-users at lists.jboss.org>
> Message-ID:
> <AANLkTimVxCgrbKHDCck1x1cVi_JTgIcTzhWV4BmApEfb at mail.gmail.com>
> Content-Type: text/plain; charset=windows-1252
>
> If you can do it in Java, you can do it in a rule.
>
> Asking questions in this very general way will only (if at all) give
> you very general answers.
>
> -W
>
>
> 2010/6/15 Fnu Mahalakshmi <FMahalakshmi at nyx.com>:
> > Hi,
> >
> > How can I delete records using rules??
> >
> > I want to fire my rules on a dataset ? modify the dataset and delete data
> > not concerned to me after the modification.
> >
> > can I do this with my rules directly?
> >
> >
> >
> > Thanks
> >
> > M
> >
> > ________________________________
> >
> > Please consider the environment before printing this email.
> >
> > Visit our website at http://www.nyse.com
> >
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