Audit Log difference between BRMS 6.2 and RHDM7

Issue

There is difference in Audit Log output between BRMS6.2 and RHDM7.

• size is different in org.drools.core.audit.event.RuleFlowGroupLogEvent

  • In 6.2, size is 1.

    <org.drools.core.audit.event.RuleFlowGroupLogEvent>
      <type>12</type>
      <groupName>hellorule</groupName>
      <size>1</size>
    </org.drools.core.audit.event.RuleFlowGroupLogEvent>
    <org.drools.core.audit.event.RuleFlowGroupLogEvent>
      <type>13</type>
      <groupName>hellorule</groupName>
      <size>1</size>
    </org.drools.core.audit.event.RuleFlowGroupLogEvent>
    

  • In 7.0, size is 0.

    <org.drools.core.audit.event.RuleFlowGroupLogEvent>
      <type>12</type>
      <groupName>hellorule</groupName>
      <size>0</size>
    </org.drools.core.audit.event.RuleFlowGroupLogEvent>
    <org.drools.core.audit.event.RuleFlowGroupLogEvent>
      <type>13</type>
      <groupName>hellorule</groupName>
      <size>0</size>
    </org.drools.core.audit.event.RuleFlowGroupLogEvent>
    

• In 7.0, <engine>PHREAK</engine> is not logged.

What is a reason of this difference?