[rules-dev] Re: Problem with M2 reading package from Guvnor via RuleAgent

[David Sinclair]

Please not that this was a migrated package, so that may be the underlying
problem

On Wed, Oct 1, 2008 at 12:05 PM, David Sinclair <
dsinclair at chariotsolutions.com> wrote:

> I have upgrade my application to use the milestone 2 code and am having a
> problem loading a package from guvnor via the rule agent. I am getting a
> class not found exception for org.drools.rule.PackageCompilationData. Here
> is the stack from the app. Looking at the code it appears the
> PackageCompilationData has been removed.
>
> RuleAgent(Drools) INFO (Wed Oct 01 11:55:19 EDT 2008): Configuring with
> newInstance=false, secondsToRefresh=60
> RuleAgent(Drools) INFO (Wed Oct 01 11:55:19 EDT 2008): Configuring package
> provider : URLScanner monitoring URLs:
> http://localhost:8080/drools-guvnor
> /org.drools.guvnor.Guvnor/package/com.sungard.cmdb.rules/0.7-SNAPSHOT
> PackageName: com.sungard.cmdb.rules
> PackageVersion: 0.7-SNAPSHOT
> PackageIsLatest: false
> PackageIsSource: false
> RuleAgent(Drools) EXCEPTION (Wed Oct 01 11:55:22 EDT 2008):
> org.drools.rule.PackageCompilationData. Stack trace should follow.
> java.lang.ClassNotFoundException: org.drools.rule.PackageCompilationData
>         at
> org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1360)
>         at
> org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1206)
>         at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
>         at java.lang.Class.forName0(Native Method)
>         at java.lang.Class.forName(Class.java:247)
>         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:1575)
>         at
> java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1496)
>         at
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1732)
>         at
> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
>         at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
>         at org.drools.rule.Package.readExternal(Package.java:198)
>         at
> java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1792)
>         at
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1751)
>         at
> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
>         at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
>         at
> org.drools.util.DroolsStreamUtils.streamIn(DroolsStreamUtils.java:185)
>         at
> org.drools.util.DroolsStreamUtils.streamIn(DroolsStreamUtils.java:154)
>         at
> org.drools.agent.HttpClientImpl.fetchPackage(HttpClientImpl.java:47)
>         at org.drools.agent.URLScanner.readPackage(URLScanner.java:142)
>         at org.drools.agent.URLScanner.getChangeSet(URLScanner.java:114)
>         at
> org.drools.agent.URLScanner.loadPackageChanges(URLScanner.java:90)
>         at org.drools.agent.RuleAgent.checkForChanges(RuleAgent.java:393)
>         at org.drools.agent.RuleAgent.refreshRuleBase(RuleAgent.java:345)
>         at org.drools.agent.RuleAgent.configure(RuleAgent.java:330)
>         at org.drools.agent.RuleAgent.init(RuleAgent.java:246)
>         at org.drools.agent.RuleAgent.init(RuleAgent.java:195)
>         at org.drools.agent.RuleAgent.newRuleAgent(RuleAgent.java:188)
>         at org.drools.agent.RuleAgent.newRuleAgent(RuleAgent.java:156)
>
> thanks
>
> dave
>
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