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