[jboss-user] [Beginners Corner] - Can I use drool rules with servlet?

avi007 do-not-reply at jboss.com
Thu Feb 19 22:27:16 EST 2009


Hi folk,

I made a decision table using excel and called it using simple java class,its ran well but while trying to call it from servlet i am getting following error:

anonymous wrote : java.lang.NoClassDefFoundError: org/drools/WorkingMemory
  | 	java.lang.Class.getDeclaredConstructors0(Native Method)
  | 	java.lang.Class.privateGetDeclaredConstructors(Class.java:2389)
  | 	java.lang.Class.getConstructor0(Class.java:2699)
  | 	java.lang.Class.newInstance0(Class.java:326)
  | 	java.lang.Class.newInstance(Class.java:308)
  | 	org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
  | 	org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
  | 	org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
  | 	org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
  | 	org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
  | 	org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
  | 	org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
  | 	java.lang.Thread.run(Thread.java:619)


Can't I call Drools rules from servlet class ?

Regards
Avi


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