gistfile1.txt

package com.sample

import com.sample.Person;
import com.sample.PersonManager;
import com.sample.ControlFact;
import java.util.List;

global PersonManager manager;

rule "control rule" 
	dialect "mvel"
	enabled false
	ruleflow-group "evaluate-people"
	
	when
		ControlFact()
    then
end

rule "Say hello to Atlantians" extends "control rule"
	dialect "mvel"
	ruleflow-group "evaluate-people"
	
	when
		$atlantians : List() 
                   from collect( Person( city == "Atlanta" ) 
                             from manager.getAllPeople()  
                           )
	then 
		System.out.println("[saying hello to all atlantians]");
end





*********************
--> Entering subflow <--
Event Listener adding a control fact ...
[** querying all people - this is a heavy db operation **]
[saying hello to all atlantians]
--> Exiting subflow <--