// if we have an agent always get the rulebase from there
this.ruleBase = (InternalRuleBase) ((KnowledgeBaseImpl) this.kagent.getKnowledgeBase()).ruleBase;
}
this.ruleBase.readLock();
try {
ReteooWorkingMemory wm = new ReteooWorkingMemory( this.ruleBase.nextWorkingMemoryCounter(),
this.ruleBase,
(SessionConfiguration) this.conf,
this.environment );
// we don't pass the mapped listener wrappers to the session constructor anymore,
// because they would be ignored anyway, since the wm already contains those listeners
StatefulKnowledgeSessionImpl ksession = new StatefulKnowledgeSessionImpl( wm,
new KnowledgeBaseImpl( this.ruleBase ) );
((Globals) wm.getGlobalResolver()).setDelegate( this.sessionGlobals );
if (!initialized) {
// copy over the default generated listeners that are used for internal stuff once
for (org.drools.core.event.AgendaEventListener listener: wm.getAgendaEventSupport().getEventListeners()) {
this.agendaEventSupport.addEventListener(listener);
}
for (org.drools.core.event.WorkingMemoryEventListener listener: wm.getWorkingMemoryEventSupport().getEventListeners()) {
this.workingMemoryEventSupport.addEventListener(listener);
}
InternalProcessRuntime processRuntime = wm.getProcessRuntime();
if (processRuntime != null) {
for (ProcessEventListener listener: processRuntime.getProcessEventListeners()) {
this.processEventSupport.addEventListener(listener);
}
}
initialized = true;
}
wm.setAgendaEventSupport( this.agendaEventSupport );
wm.setWorkingMemoryEventSupport( this.workingMemoryEventSupport );
InternalProcessRuntime processRuntime = wm.getProcessRuntime();
if (processRuntime != null) {
processRuntime.setProcessEventSupport( this.processEventSupport );
}
final InternalFactHandle handle = wm.getFactHandleFactory().newFactHandle( InitialFactImpl.getInstance(),
wm.getObjectTypeConfigurationRegistry().getObjectTypeConf( EntryPoint.DEFAULT,
InitialFactImpl.getInstance() ),
wm,
wm);
wm.queueWorkingMemoryAction( new WorkingMemoryReteAssertAction( handle,
false,
true,
null,
null ) );
return ksession;