I'll insert a sentence stating that all the RHS operations insert/modify/delete are still possible. The strong negative in the quoted sentence needs to be balanced. -W
On 18/02/2013, Wolfgang Laun <[email protected]> wrote: > Mark, > > On 18/02/2013, Mark Proctor <[email protected]> wrote: >> stateless is just a wrapped stateful session - insert, update and delete >> work as normal. > > So let's get this straight, this quote from the "Expert" manual which > does NOT refer to sequential mode!!) is wrong and should be removed: > <quote> > Stateless sessions do not support iterative insertions and the method > call fireAllRules() from Java code; > </quote> > >> >> For "sequential" mode, inserts will reach the right input of a beta node >> and >> then just do nothing - as all the beta network evaluation has been done. > > Which I take it to mean that you can do insert (and retract? and > modify?) but it will not work as intended? Without error indication?? > > -W > >> >> Mark >> On 18 Feb 2013, at 07:17, Wolfgang Laun <[email protected]> wrote: >> >>> I may be mistaken, but the stack trace looks as if a stateless >>> knowledge session is being run, wherein it executes a RHS >>> ("employeePreloadSystemConstants") where some fact is being inserted. >>> >>> Not sure what *ought* to happen in this case, though: I've been trying >>> to find this out ever since 5.1.x. A meagre "...do not support >>> iterative insertions..." is all there is to be read, but what does >>> this imply? Simply doesn't work in an unspecified way? May crash on >>> workdays...?? A "tut, tut" from the Drools Team ??? ;-) >>> >>> -W >>> >>> >>> On 18/02/2013, Mark Proctor <[email protected]> wrote: >>>> Looks like an 'or' bug. Which is surprising, as we had 'or' bugs in >>>> 4.x, >>>> and >>>> fixed a lot of them for 5.x. >>>> >>>> Could you build and try 5.5.x here now, this is the branch for the 5.6 >>>> release: >>>> https://github.com/droolsjbpm/drools/tree/5.5.x >>>> >>>> If it's still not fixed, could you write an isolated test? Seems like >>>> you >>>> only need one rule, and two or three facts to trigger it. Ideally >>>> please >>>> re-use facts from the test classes already existing - details of how to >>>> write tests, and submit as pull requests is here: >>>> http://docs.jboss.org/drools/release/5.4.0.Final/droolsjbpm-introduction-docs/html/gettingstarted.html >>>> >>>> If you can get us this test pull request asap (next few days), we'll >>>> fix >>>> and >>>> get it into the 5.6 release. Otherwise you may have to wait some time >>>> for >>>> a >>>> fix. >>>> >>>> Mark >>>> On 18 Feb 2013, at 01:10, ismaximum <[email protected]> wrote: >>>> >>>>> Ah sorry.. It seems my first message hasn't been accepted by the >>>>> user-list... >>>>> I post it again here: >>>>> >>>>> After we upgrade to Drools v 5.5 there are hundreds of errors in test >>>>> cases >>>>> related to our rules. >>>>> One of which is related to this ClassCastException which I noticed it >>>>> occurs >>>>> when we have nested OR statements >>>>> >>>>> Here is one example: >>>>> >>>>> rule "employeeContributionStartDateAfterAccountStartDate" >>>>> ruleflow-group "EmployeeValidation" >>>>> when >>>>> // We only want this rule to fire when we are using the >>>>> create:Employee node. NOTE that the startDate or >>>>> contributionStartDate >>>>> cannot be updated >>>>> EmployeeDetailsRulesModel(create == true) >>>>> // Get the date to validate >>>>> Employee( $contributionStartDate : contributionStartDate != null >>>>> ) >>>>> (or >>>>> (and >>>>> // i.e. The contribution start date and the account >>>>> start >>>>> dates are both specified. >>>>> Account( $accountStartDate : accountStartDate != null ) >>>>> eval( $contributionStartDate.compare($accountStartDate) >>>>> < >>>>> 0 >>>>> ) >>>>> ) >>>>> (and >>>>> // The contribution start date is specified but the >>>>> account >>>>> start date is not, but should be defaulted to today. >>>>> Account( accountId == null, accountStartDate == null ) >>>>> SystemConstants($today : currentSystemDateWithoutTime) >>>>> eval( >>>>> $contributionStartDate.compare(jaxbUtils.toXMLGregorianCalendarDateOnly($today)) >>>>> < 0 ) >>>>> ) >>>>> (and >>>>> // for an existing account where the account start date >>>>> is >>>>> not specified. >>>>> Account( $accountId : accountId != null, >>>>> $accountStartDate >>>>> : >>>>> accountStartDate == null ) >>>>> $composerMemberAccount : BaseMemberAccount() from >>>>> memberAccountDAO.getMemberAccount($accountId) >>>>> eval( >>>>> $contributionStartDate.compare(jaxbUtils.toXMLGregorianCalendarDateOnly($composerMemberAccount.getFundStartDate())) >>>>> < 0 ) >>>>> ) >>>>> ) >>>>> then >>>>> error(ApplicationArea.EMPLOYEE, kcontext); >>>>> end >>>>> >>>>> >>>>> >>>>> Here is the error message: >>>>> >>>>> Exception executing consequence for rule >>>>> "employeePreloadSystemConstants" >>>>> in >>>>> com.cname.rules.validation.business: >>>>> org.drools.RuntimeDroolsException: >>>>> com.cname.rules.validation.business.Rule_employeeContributionStartDateAfterAccountStartDate_357b04c70dac4f469ea9cedd93d15da7Eval1Invoker@d3924bbc >>>>> : java.lang.ClassCastException: >>>>> com.cname.rules.model.common.EmployeeDetailsRulesModel cannot be cast >>>>> to >>>>> com.cname.cbis.domain.update.Account >>>>> at >>>>> org.drools.runtime.rule.impl.DefaultConsequenceExceptionHandler.handleException(DefaultConsequenceExceptionHandler.java:39) >>>>> at >>>>> org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:1297) >>>>> at >>>>> org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:1221) >>>>> at >>>>> org.drools.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1456) >>>>> at >>>>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:710) >>>>> at >>>>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:674) >>>>> at >>>>> org.drools.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:230) >>>>> at >>>>> org.drools.command.runtime.rule.FireAllRulesCommand.execute(FireAllRulesCommand.java:106) >>>>> at >>>>> org.drools.command.runtime.rule.FireAllRulesCommand.execute(FireAllRulesCommand.java:32) >>>>> at >>>>> org.drools.command.runtime.BatchExecutionCommandImpl.execute(BatchExecutionCommandImpl.java:155) >>>>> at >>>>> org.drools.command.runtime.BatchExecutionCommandImpl.execute(BatchExecutionCommandImpl.java:76) >>>>> at >>>>> org.drools.impl.StatelessKnowledgeSessionImpl.execute(StatelessKnowledgeSessionImpl.java:264) >>>>> at >>>>> com.cname.rules.CBISAbstractRuleCoverageTest.runValidation(CBISAbstractRuleCoverageTest.java:441) >>>>> at >>>>> com.cname.rules.business.EmployeeBusinessRulesTest.testEmployeeContributionStartDateAfterAccountStartDate(EmployeeBusinessRulesTest.java:348) >>>>> 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 junit.framework.TestCase.runTest(TestCase.java:168) >>>>> at junit.framework.TestCase.runBare(TestCase.java:134) >>>>> at junit.framework.TestResult$1.protect(TestResult.java:110) >>>>> at junit.framework.TestResult.runProtected(TestResult.java:128) >>>>> at junit.framework.TestResult.run(TestResult.java:113) >>>>> at junit.framework.TestCase.run(TestCase.java:124) >>>>> at junit.framework.TestSuite.runTest(TestSuite.java:243) >>>>> at junit.framework.TestSuite.run(TestSuite.java:238) >>>>> at >>>>> org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:83) >>>>> at >>>>> org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50) >>>>> at >>>>> org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38) >>>>> at >>>>> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467) >>>>> at >>>>> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683) >>>>> at >>>>> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390) >>>>> at >>>>> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197) >>>>> Caused by: org.drools.RuntimeDroolsException: >>>>> com.cname.rules.validation.business.Rule_employeeContributionStartDateAfterAccountStartDate_357b04c70dac4f469ea9cedd93d15da7Eval1Invoker@d3924bbc >>>>> : java.lang.ClassCastException: >>>>> com.cname.rules.model.common.EmployeeDetailsRulesModel cannot be cast >>>>> to >>>>> com.cname.cbis.domain.update.Account >>>>> at >>>>> org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:119) >>>>> at >>>>> org.drools.reteoo.EvalConditionNode.assertLeftTuple(EvalConditionNode.java:176) >>>>> at >>>>> org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196) >>>>> at >>>>> org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71) >>>>> at >>>>> org.drools.reteoo.JoinNode.propagateFromRight(JoinNode.java:159) >>>>> at org.drools.reteoo.JoinNode.assertObject(JoinNode.java:148) >>>>> at >>>>> org.drools.reteoo.CompositeObjectSinkAdapter.doPropagateAssertObject(CompositeObjectSinkAdapter.java:497) >>>>> at >>>>> org.drools.reteoo.CompositeObjectSinkAdapter.propagateAssertObject(CompositeObjectSinkAdapter.java:382) >>>>> at >>>>> org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:235) >>>>> at >>>>> org.drools.reteoo.EntryPointNode.assertObject(EntryPointNode.java:240) >>>>> at >>>>> org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:350) >>>>> at >>>>> org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:311) >>>>> at >>>>> org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:903) >>>>> at >>>>> org.drools.base.DefaultKnowledgeHelper.insert(DefaultKnowledgeHelper.java:192) >>>>> at >>>>> org.drools.base.DefaultKnowledgeHelper.insert(DefaultKnowledgeHelper.java:186) >>>>> at >>>>> com.cname.rules.validation.business.Rule_employeePreloadSystemConstants_dcf7facf199041d3aa8f3b85387b4318.defaultConsequence(Rule_employeePreloadSystemConstants_dcf7facf199041d3aa8f3b85387b4318.java:7) >>>>> at >>>>> com.cname.rules.validation.business.Rule_employeePreloadSystemConstants_dcf7facf199041d3aa8f3b85387b4318DefaultConsequenceInvokerGenerated.evaluate(Unknown >>>>> Source) >>>>> at >>>>> com.cname.rules.validation.business.Rule_employeePreloadSystemConstants_dcf7facf199041d3aa8f3b85387b4318DefaultConsequenceInvoker.evaluate(Unknown >>>>> Source) >>>>> at >>>>> org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:1287) >>>>> ... 31 more >>>>> Caused by: java.lang.ClassCastException: >>>>> com.cname.rules.model.common.EmployeeDetailsRulesModel cannot be cast >>>>> to >>>>> com.cname.cbis.domain.update.Account >>>>> at >>>>> org.drools.base.com.cname.cbis.domain.update.Account1384796854$getAccountStartDate.getValue(Unknown >>>>> Source) >>>>> at >>>>> org.drools.base.ClassFieldReader.getValue(ClassFieldReader.java:87) >>>>> at org.drools.rule.Declaration.getValue(Declaration.java:233) >>>>> at >>>>> com.cname.rules.validation.business.Rule_employeeContributionStartDateAfterAccountStartDate_357b04c70dac4f469ea9cedd93d15da7Eval1InvokerGenerated.evaluate(Unknown >>>>> Source) >>>>> at >>>>> com.cname.rules.validation.business.Rule_employeeContributionStartDateAfterAccountStartDate_357b04c70dac4f469ea9cedd93d15da7Eval1Invoker.evaluate(Unknown >>>>> Source) >>>>> at >>>>> org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:114) >>>>> ... 49 more >>>>> >>>>> >>>>> >>>>> -- >>>>> View this message in context: >>>>> http://drools.46999.n3.nabble.com/ClassCastException-after-migrating-from-Drools-4-x-to-v5-5-tp4022292p4022382.html >>>>> Sent from the Drools: User forum mailing list archive at Nabble.com. >>>>> _______________________________________________ >>>>> rules-users mailing list >>>>> [email protected] >>>>> https://lists.jboss.org/mailman/listinfo/rules-users >>>> >>>> >>>> _______________________________________________ >>>> rules-users mailing list >>>> [email protected] >>>> https://lists.jboss.org/mailman/listinfo/rules-users >>>> >>> _______________________________________________ >>> rules-users mailing list >>> [email protected] >>> https://lists.jboss.org/mailman/listinfo/rules-users >> >> >> _______________________________________________ >> rules-users mailing list >> [email protected] >> https://lists.jboss.org/mailman/listinfo/rules-users >> > _______________________________________________ rules-users mailing list [email protected] https://lists.jboss.org/mailman/listinfo/rules-users
