Spring Boot Integration

<!-- pom.xml — add the TigerOps starter -->
<dependency>
  <groupId>com.tigerops</groupId>
  <artifactId>tigerops-spring-boot-starter</artifactId>
  <version>0.1.0</version>
</dependency>

<!-- Also ensure Actuator is present -->
<dependency>
  <groupId>org.springframework.boot</groupId>
  <artifactId>spring-boot-starter-actuator</artifactId>
</dependency>

# application.yml
tigerops:
  api-key: ${TIGEROPS_API_KEY}
  service-name: ${TIGEROPS_SERVICE_NAME:my-service}
  environment: ${TIGEROPS_ENVIRONMENT:production}

  tracing:
    sample-rate: 0.1       # 10% in production
    propagation: w3c       # w3c | b3 | b3multi

  metrics:
    export-interval: 30s   # Push metrics every 30s

management:
  endpoints:
    web:
      exposure:
        include: health,info,metrics,prometheus

# Custom span with @Observed (Micrometer Tracing)
import io.micrometer.observation.annotation.Observed;
import org.springframework.stereotype.Service;

@Service
public class InventoryService {

    @Observed(name = "inventory.check",
              contextualName = "check-stock",
              lowCardinalityKeyValues = {"service", "inventory"})
    public boolean checkStock(String sku, int quantity) {
        return repository.findBySku(sku)
            .map(item -> item.getQuantity() >= quantity)
            .orElse(false);
    }
}

# Manual span with ObservationRegistry
import io.micrometer.observation.ObservationRegistry;

@RestController
public class OrderController {
    private final ObservationRegistry registry;

    @PostMapping("/orders")
    public Order createOrder(@RequestBody OrderRequest req) {
        return Observation.createNotStarted("order.create", registry)
            .lowCardinalityKeyValue("order.type", req.getType())
            .observe(() -> orderService.create(req));
    }
}