4.0.0 org.drools drools 7.50.0.Final drools-metric jar Drools :: Metric Analysis org.drools.metric org.drools drools-core org.drools drools-compiler test org.drools drools-mvel test org.drools drools-mvel test-jar test org.slf4j slf4j-api ch.qos.logback logback-classic test