Rule with two accumulate followed by object type selection fail to fire rule ---------------------------------------------------------------------------- Key: DROOLS-627 URL: https://issues.jboss.org/browse/DROOLS-627 Project: Drools Issue Type: Bug Affects Versions: 6.1.0.Final, 6.2.0.Beta1 Reporter: Anantjot Anand Assignee: Mario Fusco Labels: backport-to-6.0.x Fix For: 6.2.0.CR1 Attachments: TestTwoAccumulateEval.java A rule with two accumulate function followed by Type(true) select fails to fire the rule. please note removing the second aggregation makes the Rule R1 fire. import java.lang.*; import java.util.*; import com.test.unittest.TestTwoAccumulateEval.TypeA; import com.test.unittest.TestTwoAccumulateEval.TypeB; import com.test.unittest.TestTwoAccumulateEval.TypeC; import com.test.unittest.TestTwoAccumulateEval.TypeD; import com.test.unittest.TestTwoAccumulateEval.TypeDD; rule R0 dialect "java" when $a : TypeA( ) $b : TypeB( parentId == $a.id) $c : TypeC( parentId == $b.id ) $d : TypeD( parentId == $c.id, firings not contains "Rule R0 Fired" ) then System.out.println("Rule R0 Fired"); $d.setValue(1.0); $d.getFirings().add("Rule R0 Fired"); update($d); end rule R1 dialect "java" when $a : TypeA( ) $b : TypeB( parentId == $a.id) $c : TypeC( parentId == $b.id, firings not contains "Rule R1 Fired" ) $d : TypeD( parentId == $c.id) // Aggregate function [sum] creates a separate context $sumOfAll_1 : Double(doubleValue != Double.MAX_VALUE) from accumulate ( $a_C1 : TypeA( ) and $b_C1 : TypeB( parentId == $a_C1.id) and $c_C1 : TypeC( parentId == $b_C1.id ) and $d_C1 : TypeD( parentId == $c_C1.id , $value_C1 : value , value != 0 ) ;sum($value_C1)) // end of sum aggregation // Aggregate function [sum] creates a separate context $sumOfAll_2 : Double(doubleValue != Double.MAX_VALUE) from accumulate ( $a_C2 : TypeA( ) and $b_C2 : TypeB( parentId == $a_C2.id) and $c_C2 : TypeC( parentId == $b_C2.id ) and $dd_C2 : TypeDD( parentId == $c_C2.id , $value_C2 : value , value != 0 ) ;sum($value_C2)) // end of sum aggregation //eval(($sumOfAll_1 + $sumOfAll_2) > 0) //eval returns true however TypeA(true) evaluates to false...removing second aggregate //makes TypeA works TypeA(eval(($sumOfAll_1 + $sumOfAll_2) > 0)) then System.out.println("Rule R1 Fired"); $c.getFirings().add("Rule R1 Fired"); update($c); end