presto-main/src/main/java/io/prestosql/operator/NestedLoopBuildOperator.java/NestedLoopBuildOperator/NestedLoopBuildOperatorFactory
class NestedLoopBuildOperator:        public NestedLoopBuildOperatorFactory(int operatorId, PlanNodeId planNodeId, JoinBridgeManager<NestedLoopJoinBridge> nestedLoopJoinBridgeManager)
        {
            this.operatorId = operatorId;
            this.planNodeId = requireNonNull(planNodeId, "planNodeId is null");
            this.nestedLoopJoinBridgeManager = requireNonNull(nestedLoopJoinBridgeManager, "nestedLoopJoinBridgeManager is null");
        }