[rules-dev] Fwd: [rules-users] ClassNotFound on class defined in drl with 5.5.0.CR1
Mario Fusco
mario.fusco at gmail.com
Mon Oct 29 05:13:29 EDT 2012
I am giving a look at this just now. I will keep you updated.
Thanks for reporting this issue.
Mario
On Thu, Oct 25, 2012 at 9:09 PM, Willem van Asperen
<willem at van.asperen.org>wrote:
> Hi All,
>
> I have taken the liberty to log this in Jira at
> https://issues.jboss.org/browse/JBRULES-3670
>
> Regards,
> Willem
>
> On 10/25/2012 12:44 PM, Willem van Asperen wrote:
> > Hi All,
> >
> > The difference between failing or not stems from using insert() and
> > retract() versus insertLogical(). The first two make the package fail to
> > load, the latter seems to work fine.
> >
> > I can create a package that *does* load, by adding a cast to the full
> > class name in the rule:
> >
> > rule "clean up possible slot lock, when no longer to schedule"
> > when
> > $p : PossibleSlotLock( $ship; )
> > not ToScheduleLock( mover == $ship )
> > then
> > retract( (vcm.planner.lock.standard.PossibleSlotLock)$p );
> > end
> >
> > and by stating the full class name in the inserts, like so:
> >
> > insert(new vcm.planner.lock.standard.PossibleSlotLock($ship, $chamber,
> > $side, $schedule, $eta, $schedule.getTick(), "existing"));
> >
> > This way the loading works fine.
> >
> > So this is less about loading compiled files and more about class
> > loading for insert() and retract().
> >
> > Hope this helps!
> >
> > I have also managed to reproduce this in a simple case. jar attached.
> > Notice that when I change rule "now use it B" to have RHS "insert( new
> > Person( $christianName, null ) );" the loading works. I can imagine the
> > compiler / loader just assumes that a class with constructor Person(
> > String, ExternalClass ) may become available at run time?
> >
> > Regards,
> > Willem
> >
> > On 10/25/2012 11:32 AM, Willem van Asperen wrote:
> >> Hi All,
> >>
> >> To add to this, I've done some further testing.
> >>
> >> It seems that the particular order in which each of the compiled
> >> packages is loaded does not matter.
> >> Not all packages that declare local classes fail... I have now found the
> >> two that do. I cannot see any striking differences between the ones that
> >> do and do not fail...
> >>
> >> What I did find is that removing all the rules from the failing packages
> >> (so only leaving the imports and declare) seems to remove this issue!
> >>
> >> I'll dig 'round some more.
> >>
> >> Regards,
> >> Willem
> >>
> >> On 10/25/2012 01:45 AM, Wolfgang Laun wrote:
> >>> Folks,
> >>> it seems that something new in 5.5.0.CR1 sabotages the ingestion of
> >>> compiled packages.
> >>> -W
> >>>
> >>> ---------- Forwarded message ----------
> >>> From: Willem van Asperen <willem at van.asperen.org>
> >>> Date: Thu, 25 Oct 2012 00:04:32 +0200
> >>> Subject: Re: [rules-users] ClassNotFound on class defined in drl with
> 5.5.0.CR1
> >>> To: Wolfgang Laun <wolfgang.laun at gmail.com>, Rules Users List
> >>> <rules-users at lists.jboss.org>
> >>>
> >>> Hi,
> >>>
> >>> This was a good idea. Here is my test case:
> >>>
> >>> public class TestCompilation {
> >>>
> >>> private final static FileFilter RULES_FILES_FILTER = new
> FileFilter() {
> >>> @Override
> >>> public boolean accept(File pathname) {
> >>> return pathname.getName().endsWith(".drl");
> >>> }
> >>> };
> >>>
> >>> private void testCompilation() throws FileNotFoundException,
> >>> IOException {
> >>> KnowledgeBuilderConfiguration configuration =
> >>> KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration();
> >>> KnowledgeBuilder kbuilder =
> >>> KnowledgeBuilderFactory.newKnowledgeBuilder(configuration);
> >>>
> >>> File folder = new File("src/main/rules/");
> >>> for (File file : folder.listFiles(RULES_FILES_FILTER)) {
> >>> System.out.println("compiling
> "+file.getAbsolutePath());
> >>> kbuilder.add(ResourceFactory.newFileResource(file.getAbsolutePath()),
> >>> ResourceType.DRL);
> >>> }
> >>>
> >>> System.out.println("saving");
> >>> ObjectOutputStream out = new ObjectOutputStream(new
> >>> FileOutputStream("test.drl.compiled"));
> >>> out.writeObject( kbuilder.getKnowledgePackages());
> >>> out.close();
> >>> }
> >>>
> >>> private KnowledgeBase testLoad() throws FileNotFoundException,
> >>> IOException, ClassNotFoundException {
> >>> Properties configProperties = new Properties();
> >>> KnowledgeBaseConfiguration knowledgeBaseConfiguration =
> >>> KnowledgeBaseFactory.newKnowledgeBaseConfiguration(configProperties);
> >>> KnowledgeBase kbase =
> >>> KnowledgeBaseFactory.newKnowledgeBase(knowledgeBaseConfiguration);
> >>>
> >>> ObjectInputStream in = new ObjectInputStream(new
> >>> FileInputStream("test.drl.compiled"));
> >>>
> >>> System.out.println("loading");
> >>> kbase.addKnowledgePackages((Collection<KnowledgePackage>)
> in.readObject());
> >>> return kbase;
> >>> }
> >>>
> >>> public static void main(String[] args) throws
> >>> FileNotFoundException, IOException, ClassNotFoundException {
> >>> TestCompilation testCompilation = new TestCompilation();
> >>> testCompilation.testCompilation();
> >>> testCompilation.testLoad();
> >>> }
> >>> }
> >>>
> >>> The folder src/main/rules consists of a number of .drl files.
> >>> Compiling works fine.
> >>> This is the output:
> >>>
> >>> SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
> >>> SLF4J: Defaulting to no-operation (NOP) logger implementation
> >>> SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for
> >>> further details.
> >>> compiling
> >>> /home/willem/development/workspace/VCM/src/main/rules/planner-lock.drl
> >>> compiling
> >>>
> /home/willem/development/workspace/VCM/src/main/rules/executable-action-selection.drl
> >>> compiling
> >>> /home/willem/development/workspace/VCM/src/main/rules/block-times-3.drl
> >>> compiling
> >>>
> /home/willem/development/workspace/VCM/src/main/rules/planner-bridge.drl
> >>> compiling
> >>> /home/willem/development/workspace/VCM/src/main/rules/routeplan.drl
> >>> compiling
> >>>
> /home/willem/development/workspace/VCM/src/main/rules/shift-management-brabant.drl
> >>> compiling
> >>>
> /home/willem/development/workspace/VCM/src/main/rules/plan-first-object-in-route.drl
> >>> compiling
> >>> /home/willem/development/workspace/VCM/src/main/rules/operator-lock.drl
> >>> compiling
> >>>
> /home/willem/development/workspace/VCM/src/main/rules/block-times-route-call.drl
> >>> compiling
> >>>
> /home/willem/development/workspace/VCM/src/main/rules/shift-management.drl
> >>> compiling
> >>>
> /home/willem/development/workspace/VCM/src/main/rules/planner-process-data.drl
> >>> compiling
> >>>
> /home/willem/development/workspace/VCM/src/main/rules/plan-last-moment.drl
> >>> compiling
> >>>
> /home/willem/development/workspace/VCM/src/main/rules/operator-bridge.drl
> >>> compiling
> >>>
> /home/willem/development/workspace/VCM/src/main/rules/operator-management.drl
> >>> saving
> >>> loading
> >>> Exception in thread "main" java.lang.ClassNotFoundException:
> >>> vcm.planner.lock.standard.PossibleSlotLock
> >>> at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
> >>> at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
> >>> at java.security.AccessController.doPrivileged(Native Method)
> >>> at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
> >>> at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
> >>> at
> sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
> >>> at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
> >>> at java.lang.Class.forName0(Native Method)
> >>> at java.lang.Class.forName(Class.java:264)
> >>> at
> >>>
> org.drools.common.DroolsObjectInputStream.resolveClass(DroolsObjectInputStream.java:85)
> >>> at
> >>>
> org.drools.common.DroolsObjectInputStream.resolveClass(DroolsObjectInputStream.java:97)
> >>> at
> >>> java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1593)
> >>> at
> java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1514)
> >>> at
> java.io.ObjectInputStream.readClass(ObjectInputStream.java:1480)
> >>> at
> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1330)
> >>> at
> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>> at
> >>>
> org.drools.rule.ConsequenceMetaData$Statement.readExternal(ConsequenceMetaData.java:61)
> >>> at
> >>> java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1810)
> >>> at
> >>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1769)
> >>> at
> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>> at
> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>> at java.util.ArrayList.readObject(ArrayList.java:733)
> >>> at sun.reflect.GeneratedMethodAccessor7.invoke(Unknown Source)
> >>> at
> >>>
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> >>> at java.lang.reflect.Method.invoke(Method.java:601)
> >>> at
> >>> java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1004)
> >>> at
> >>> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1866)
> >>> at
> >>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
> >>> at
> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>> at
> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>> at
> >>>
> org.drools.rule.ConsequenceMetaData.readExternal(ConsequenceMetaData.java:19)
> >>> at
> >>> java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1810)
> >>> at
> >>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1769)
> >>> at
> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>> at
> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>> at org.drools.rule.Rule.readExternal(Rule.java:207)
> >>> at
> >>> java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1810)
> >>> at
> >>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1769)
> >>> at
> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>> at
> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>> at
> >>>
> org.drools.rule.JavaDialectRuntimeData.readExternal(JavaDialectRuntimeData.java:195)
> >>> at
> >>> java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1810)
> >>> at
> >>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1769)
> >>> at
> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>> at
> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>> at java.util.HashMap.readObject(HashMap.java:1155)
> >>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> >>> at
> >>>
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> >>> at
> >>>
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> >>> at java.lang.reflect.Method.invoke(Method.java:601)
> >>> at
> >>> java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1004)
> >>> at
> >>> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1866)
> >>> at
> >>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
> >>> at
> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>> at
> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>> at
> >>>
> org.drools.rule.DialectRuntimeRegistry.readExternal(DialectRuntimeRegistry.java:58)
> >>> at
> >>> java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1810)
> >>> at
> >>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1769)
> >>> at
> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>> at
> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>> at org.drools.rule.Package.readExternal(Package.java:208)
> >>> at
> >>>
> org.drools.definitions.impl.KnowledgePackageImp.readExternal(KnowledgePackageImp.java:157)
> >>> at
> >>> java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1810)
> >>> at
> >>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1769)
> >>> at
> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>> at
> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>> at java.util.ArrayList.readObject(ArrayList.java:733)
> >>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> >>> at
> >>>
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> >>> at
> >>>
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> >>> at java.lang.reflect.Method.invoke(Method.java:601)
> >>> at
> >>> java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1004)
> >>> at
> >>> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1866)
> >>> at
> >>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
> >>> at
> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>> at
> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>> at
> >>>
> com.paconsulting.pase.test.TestCompilation.testLoad(TestCompilation.java:57)
> >>> at
> >>>
> com.paconsulting.pase.test.TestCompilation.main(TestCompilation.java:64)
> >>>
> >>> The class PossibleSlotLock is just a locally declared fact class. It is
> >>> only being used in that particular .drl file. Every .drl file has it's
> >>> own package name.
> >>>
> >>> The head of the .drl file:
> >>>
> >>> package vcm.planner.lock.standard;
> >>>
> >>> import java.util.Set;
> >>>
> >>> import com.paconsulting.pase.core.schedule.CurrentTime;
> >>> import com.paconsulting.pase.core.duration.FixedDuration;
> >>> import
> com.paconsulting.pase.transport.agents.ScheduleManagingContainer;
> >>> import com.paconsulting.pase.transport.agents.movers.Ship;
> >>> import com.paconsulting.pase.transport.agents.water.Lock;
> >>> import com.paconsulting.pase.transport.agents.water.LockChamber;
> >>> import com.paconsulting.pase.transport.agents.base.WaterLevel;
> >>> import com.paconsulting.pase.transport.components.action.ActionFactory;
> >>> import com.paconsulting.pase.transport.actions.IAction;
> >>> import com.paconsulting.pase.transport.components.action.IActionable;
> >>> import com.paconsulting.pase.transport.actions.NonTransactionAction;
> >>> import com.paconsulting.pase.transport.actions.ExecutableAction;
> >>> import
> com.paconsulting.pase.transport.components.containing.IContainer;
> >>> import
> >>>
> com.paconsulting.pase.transport.components.containing.IContainer.UpDown;
> >>> import com.paconsulting.pase.transport.components.moving.IMover;
> >>> import
> com.paconsulting.pase.transport.components.moving.TransferSchedule;
> >>> import
> com.paconsulting.pase.transport.components.moving.ToScheduleLock;
> >>>
> >>> declare PossibleSlotLock
> >>> ship : IMover
> >>> chamber : IContainer
> >>> side : IContainer.UpDown
> >>> schedule : TransferSchedule
> >>> eta : double
> >>> at : double
> >>> cause : String
> >>> end
> >>> ....
> >>>
> >>> Same issue like in my previous email, different class that cannot be
> found.
> >>>
> >>> This works in 5.4.0.Final
> >>>
> >>> Any clue?
> >>>
> >>> This seems to me like a really basic thing so either I am missing the
> >>> plot somehow or no-one has yet used a locally declared fact classes -
> >>> which I think is just not true...
> >>>
> >>> Regards,
> >>> Willem
> >>>
> >>> On 10/24/2012 07:29 PM, Wolfgang Laun wrote:
> >>>> It would be interesting to know (and perhaps help to isolate the
> problem
> >>>> apparently introduced in 5.5.0) if you could try and compile and
> >>>> serialize into a single file, and load that in a single readObject.
> >>>>
> >>>> -W
> >>>>
> >>>> On 24/10/2012, Willem van Asperen <willem at van.asperen.org> wrote:
> >>>>> Hi Wolfgang,
> >>>>>
> >>>>> Thanks for picking this up. I am indeed compiling these separate .drl
> >>>>> files into separate .drl.compiled files and then creating a kbase
> using
> >>>>> addKnowledgePackages on the individual .drl.compiled files.
> >>>>>
> >>>>> But: the classes declared in some of by .drl files are only going to
> be
> >>>>> used in that particular .drl file - not anywhere else.
> >>>>> Also: this did work in 5.4.0.Final but now has given up on me.
> >>>>>
> >>>>> Point is that I need to be flexible in mixing different .drl.compiled
> >>>>> files into a kbase, based on user specifications.
> >>>>> Alternative is that I do not pre-compile these .drl files and only
> >>>>> compile them, in combination, in the mix that is required by the
> user...
> >>>>> If that would solve the problem... But it seems to be more
> cumbersome...
> >>>>>
> >>>>> Regards,
> >>>>> Willem
> >>>>>
> >>>>> On 10/24/2012 03:39 PM, Wolfgang Laun wrote:
> >>>>>> The code you use for loading where you load many .pkg files isn't
> >>>>>> quite the counterpart for compiling where you compile one DRL.
> >>>>>>
> >>>>>> Do you compile and output the .drl files one by one? Apparently you
> >>>>>> load them individually?
> >>>>>>
> >>>>>> Try compiling them all, and then take the
> Collection<KnowledgePackage>
> >>>>>> and writeObject it to a single .pkg from which you load them in one
> >>>>>> go.
> >>>>>>
> >>>>>> Could it be that the type declared in one .drl is used in another
> .drl
> >>>>>> in the same package? Reading this in the wrong order might cause the
> >>>>>> CNF.
> >>>>>>
> >>>>>> -W
> >>>>>>
> >>>>>> On 24/10/2012, Willem van Asperen <willem at van.asperen.org> wrote:
> >>>>>>> Dear All,
> >>>>>>>
> >>>>>>> I use the Drools compiler to compile a set of drl files:
> >>>>>>>
> >>>>>>>
> >>>>>>> KnowledgeBuilder kbuilder =
> >>>>>>> KnowledgeBuilderFactory.newKnowledgeBuilder(configuration);
> >>>>>>>
> kbuilder.add(ResourceFactory.newFileResource(fileName),
> >>>>>>> ResourceType.DRL);
> >>>>>>>
> >>>>>>> KnowledgeBuilderErrors errors = kbuilder.getErrors();
> >>>>>>> if (errors.size() > 0) {
> >>>>>>> for (KnowledgeBuilderError error: errors) {
> >>>>>>> logger.error(error);
> >>>>>>> }
> >>>>>>> throw new IllegalArgumentException("Could not
> parse
> >>>>>>> knowledge.");
> >>>>>>> }
> >>>>>>>
> >>>>>>> ObjectOutputStream out = new ObjectOutputStream(new
> >>>>>>> FileOutputStream(fileName+".compiled"));
> >>>>>>> out.writeObject( kbuilder.getKnowledgePackages());
> >>>>>>> out.close();
> >>>>>>>
> >>>>>>> I then load these *.compiled files into my application:
> >>>>>>>
> >>>>>>>
> >>>>>>> for (String packageName : packages) {
> >>>>>>> InputStream is =
> >>>>>>> getClass().getResourceAsStream("/"+packageName+".drl.compiled");
> >>>>>>> if (is != null) {
> >>>>>>> logger.debug("adding package
> '"+packageName+"'");
> >>>>>>> ObjectInputStream in = new
> ObjectInputStream(is);
> >>>>>>> kbase.addKnowledgePackages((Collection<KnowledgePackage>)
> >>>>>>> in.readObject());
> >>>>>>> in.close();
> >>>>>>> } else
> >>>>>>> throw new FileNotFoundException("could not
> find
> >>>>>>> resource for package "+packageName);
> >>>>>>> is.close();
> >>>>>>> }
> >>>>>>>
> >>>>>>> In some of these drl files I declare a class, for instance:
> >>>>>>>
> >>>>>>> package vcm.selection.standard;
> >>>>>>>
> >>>>>>> import com.paconsulting.pase.transport.agents.ShiftWorker;
> >>>>>>> import com.paconsulting.pase.transport.agents.VCMShiftWorker;
> >>>>>>> import com.paconsulting.pase.transport.actions.ExecutableAction;
> >>>>>>> import
> com.paconsulting.pase.transport.agents.ScheduleManagingContainer;
> >>>>>>> import com.paconsulting.pase.transport.agents.water.Bridge;
> >>>>>>> import com.paconsulting.pase.transport.agents.movers.AbstractMover;
> >>>>>>> import com.paconsulting.pase.transport.agents.movers.Ship;
> >>>>>>> import com.paconsulting.pase.transport.agents.movers.VCMShip;
> >>>>>>>
> >>>>>>> declare RelevantExecutableAction
> >>>>>>> agent : ShiftWorker
> >>>>>>> executableAction : ExecutableAction
> >>>>>>> end
> >>>>>>> ...
> >>>>>>>
> >>>>>>> When running the
> >>>>>>> kbase.addKnowledgePackages((Collection<KnowledgePackage>)
> >>>>>>> in.readObject()) I get the following ClassNotFound stack trace:
> >>>>>>>
> >>>>>>> java.lang.ClassNotFoundException:
> >>>>>>> vcm.selection.standard.RelevantExecutableAction
> >>>>>>> at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
> >>>>>>> at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
> >>>>>>> at java.security.AccessController.doPrivileged(Native
> Method)
> >>>>>>> at
> java.net.URLClassLoader.findClass(URLClassLoader.java:354)
> >>>>>>> at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
> >>>>>>> at
> sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
> >>>>>>> at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
> >>>>>>> at java.lang.Class.forName0(Native Method)
> >>>>>>> at java.lang.Class.forName(Class.java:264)
> >>>>>>> at
> >>>>>>>
> org.drools.common.DroolsObjectInputStream.resolveClass(DroolsObjectInputStream.java:85)
> >>>>>>> at
> >>>>>>>
> org.drools.common.DroolsObjectInputStream.resolveClass(DroolsObjectInputStream.java:97)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1593)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1514)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readClass(ObjectInputStream.java:1480)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1330)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>>>>>> at
> >>>>>>>
> org.drools.rule.ConsequenceMetaData$Statement.readExternal(ConsequenceMetaData.java:61)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1810)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1769)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>>>>>> at java.util.ArrayList.readObject(ArrayList.java:733)
> >>>>>>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
> Method)
> >>>>>>> at
> >>>>>>>
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> >>>>>>> at
> >>>>>>>
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> >>>>>>> at java.lang.reflect.Method.invoke(Method.java:601)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1004)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1866)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>>>>>> at
> >>>>>>>
> org.drools.rule.ConsequenceMetaData.readExternal(ConsequenceMetaData.java:19)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1810)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1769)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>>>>>> at org.drools.rule.Rule.readExternal(Rule.java:207)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1810)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1769)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>>>>>> at
> >>>>>>>
> org.drools.rule.JavaDialectRuntimeData.readExternal(JavaDialectRuntimeData.java:195)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1810)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1769)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>>>>>> at java.util.HashMap.readObject(HashMap.java:1155)
> >>>>>>> at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown
> Source)
> >>>>>>> at
> >>>>>>>
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> >>>>>>> at java.lang.reflect.Method.invoke(Method.java:601)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1004)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1866)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>>>>>> at
> >>>>>>>
> org.drools.rule.DialectRuntimeRegistry.readExternal(DialectRuntimeRegistry.java:58)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1810)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1769)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>>>>>> at org.drools.rule.Package.readExternal(Package.java:208)
> >>>>>>> at
> >>>>>>>
> org.drools.definitions.impl.KnowledgePackageImp.readExternal(KnowledgePackageImp.java:157)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1810)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1769)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>>>>>> at java.util.ArrayList.readObject(ArrayList.java:733)
> >>>>>>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
> Method)
> >>>>>>> at
> >>>>>>>
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> >>>>>>> at
> >>>>>>>
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> >>>>>>> at java.lang.reflect.Method.invoke(Method.java:601)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1004)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1866)
> >>>>>>> at
> >>>>>>>
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> >>>>>>> at
> >>>>>>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
> >>>>>>> at
> >>>>>>>
> com.paconsulting.pase.core.configuration.runconfig.definition.KnowledgebaseDefinition.addPackages(KnowledgebaseDefinition.java:48)
> >>>>>>> at
> >>>>>>>
> com.paconsulting.pase.core.configuration.runconfig.definition.KnowledgebaseDefinition.materialize(KnowledgebaseDefinition.java:59)
> >>>>>>> at
> >>>>>>>
> com.paconsulting.pase.core.configuration.runconfig.definition.TeamDefinition.materialize(TeamDefinition.java:97)
> >>>>>>> at
> >>>>>>>
> com.paconsulting.pase.core.configuration.runconfig.definition.OperatingModelDefinition.materialize(OperatingModelDefinition.java:36)
> >>>>>>> at
> >>>>>>>
> com.paconsulting.pase.core.configuration.runconfig.Run.<init>(Run.java:31)
> >>>>>>> at
> >>>>>>>
> com.paconsulting.pase.core.configuration.runconfig.definition.RunDefinition.materialize(RunDefinition.java:53)
> >>>>>>> at
> >>>>>>>
> com.paconsulting.pase.core.configuration.runconfig.RunConfigExecutor$ScheduleExecutorWrapper.run(RunConfigExecutor.java:69)
> >>>>>>> ...
> >>>>>>>
> >>>>>>> I'm sure I miss something as this is basic functionality. Maybe I
> must
> >>>>>>> tell the kbase where to load the classes...
> >>>>>>>
> >>>>>>> Can someone point me in the right direction?
> >>>>>>>
> >>>>>>> Thanks,
> >>>>>>> Willem
> >>>>>>>
> >>>>>>> _______________________________________________
> >>>>>>> rules-users mailing list
> >>>>>>> rules-users at lists.jboss.org
> >>>>>>> https://lists.jboss.org/mailman/listinfo/rules-users
> >>>>>>>
> >>>>>> _______________________________________________
> >>>>>> rules-users mailing list
> >>>>>> rules-users at lists.jboss.org
> >>>>>> https://lists.jboss.org/mailman/listinfo/rules-users
> >> _______________________________________________
> >> rules-dev mailing list
> >> rules-dev at lists.jboss.org
> >> https://lists.jboss.org/mailman/listinfo/rules-dev
>
> _______________________________________________
> rules-dev mailing list
> rules-dev at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/rules-dev
>
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