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

[Mark Proctor]

When migrating to new versions of Drools you need to rebuild your 
packages, PackageCompilationData does not exist any more.

Mark
David Sinclair wrote:
> 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 
> <mailto: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
>
>
> ------------------------------------------------------------------------
>
> _______________________________________________
> rules-dev mailing list
> rules-dev at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/rules-dev
>   

-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.jboss.org/pipermail/rules-dev/attachments/20081001/3c0a42ce/attachment.html