🕒 Order Fulfillment Workshop (Temporal Java + Spring Boot)

This is a hands-on workshop to learn Temporal Java SDK using a real-world style order fulfillment system. You'll explore:

• Workflows & Activities
• Signals & QueryMethods
• Spring Boot integration
• Determinism testing via Replay API
• Temporal Web UI + CLI interaction

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🚀 Getting Started

✅ Prerequisites

• Java 17+
• Gradle 7+
• Homebrew (for macOS)
• Docker (for running Temporal locally)

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⚙️ Step 1: Install Temporal Server

Using Temporal CLI:

brew install temporal
temporal server start-dev --db-filename temporal.db

This spins up a lightweight Temporal server with Web UI at http://localhost:8233

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⚙️ Step 2: Run the Worker & Spring Boot API

1Start the worker and API:

./gradlew bootRun

Worker listens to order-queue and exposes APIs on http://localhost:8080

🧪 Run Tests

./gradlew test

Tests include:

• A standard unit test that runs the workflow

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