Delivery Tracking

Orchestrates delivery tracking through a multi-stage Conductor workflow.

Input: orderId, restaurantAddr, customerAddr | Timeout: 60s

Pipeline

dlt_assign_driver
    │
dlt_pickup
    │
dlt_track
    │
dlt_deliver
    │
dlt_confirm

AssignDriverWorker (dlt_assign_driver)

Reads orderId. Outputs driverId, name, eta.

ConfirmWorker (dlt_confirm)

result.addOutputData("delivery", Map.of("orderId", orderId != null ? orderId : "ORD-733", "status", "DELIVERED", "rating", 5));

Reads orderId. Outputs delivery.

DeliverWorker (dlt_deliver)

Reads driverId, orderId. Outputs delivered, deliveryTime.

PickupWorker (dlt_pickup)

Reads driverId, orderId. Outputs pickedUp, pickupTime.

TrackWorker (dlt_track)

Reads destination, driverId. Outputs location, eta.

2 tests cover valid inputs, boundary values, null handling, and error paths.

mvn test

Run this example: see RUNNING.md for setup, build, and CLI instructions.