JBoss Drools Working Memory有多个事实

rule "Your First Rule"

    when
        $testRule : TestRule(count >= 100)
    then 
        System.out.println("100 PACKETS!");
    end

public void invokeRules(){
    RuleBase ruleBase = readRule(); \creates ruleBase from DRL package
    workingMemory = ruleBase.newStatefulSession();
    testRule = new TestRule();
    factHandle = workingMemory.insert(testRule);    
    workingMemory.fireAllRules();
}

workingMemory.update(factHandle, testRule);