quarkus-patterns

Topics in the source

• Quarkus Development Patterns
• When to Activate
• Service Layer with Multiple Dependencies
• Custom Logging Context Pattern (Logback)
• Event Service Pattern
• Camel Message Publishing (RabbitMQ)
• Camel Direct Routes (In-Memory)
• Camel File Processing

Quarkus 3.x architecture and API patterns for cloud-native, event-driven services with Apache Camel. Building REST APIs with JAX-RS or RESTEasy Reactive Structuring resource → service → repository layers Implementing event-driven patterns with Apache Camel and RabbitMQ Configuring Hibernate Panache, caching, or reactive streams Adding validation, exception mapping, or pagination Setting up profiles for dev/staging/production environments (YAML config) Custom logging with LogContext and Logback/Logstash encoder Working with CompletableFuture for async operations Implementing conditional flow processing Working with GraalVM native compilation Key Patterns: @RequiredArgsConstructor for constructor injection via Lombok @Slf4j for Logback logging @Transactional on service methods that write through Panache or repositories Validate input before persistence or message publication Event tracking for success/error scenarios Async Camel message publishing Logback Configuration (logback.xml): Camel Route Configuration: Use @RequiredArgsConstructor with Lombok for constructor injection Keep service layer thin; delegate complex logic to specialized classes Use Camel routes for message routing a

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