Tax Calculation

Tax calculation: determine jurisdiction, calculate rates, apply tax, report

Input: orderId, subtotal, shippingAddress | Timeout: 60s

Pipeline

tax_determine_jurisdiction
    │
tax_calculate_rates
    │
tax_apply
    │
tax_report

Workers

ApplyTaxWorker (tax_apply)

double taxAmount = Math.round(subtotal * rate * 100.0) / 100.0;
double total = Math.round((subtotal + taxAmount) * 100.0) / 100.0;

CalculateRatesWorker (tax_calculate_rates)

double combinedRate = stateRate + countyRate + cityRate;

DetermineJurisdictionWorker (tax_determine_jurisdiction)

TaxReportWorker (tax_report)

Tests

4 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.