customs-clearance

Customs Clearance

Customs clearance: declare, validate, calculate duty, clear, and release.

Input: shipmentId, origin, destination, goods | Timeout: 60s

Pipeline

cst_declare
    │
cst_validate
    │
cst_calculate_duty
    │
cst_clear
    │
cst_release

Workers

CalculateDutyWorker (cst_calculate_duty)

double dutyAmount = Math.round(totalValue * dutyRate * 100.0) / 100.0;

Reads goods. Outputs dutyAmount, dutyRate.

ClearWorker (cst_clear)

Reads declarationId, dutyAmount. Outputs clearanceId, cleared.

DeclareWorker (cst_declare)

Reads origin, shipmentId. Outputs declarationId.

ReleaseWorker (cst_release)

Reads shipmentId. Outputs released.

ValidateWorker (cst_validate)

Reads declarationId. Outputs valid, documents.

Tests

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

mvn test

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