Spring Boot GraphQL API
GraphQL Server Implementation
Modern API layer with schema-first approach.
GraphQL Setup
@Component
public class ProductResolver implements GraphQLQueryResolver {
public List getProducts() { }
public Product getProduct(Long id) { }
}
@Schema
public class ProductSchema {
@Autowired
private ProductResolver resolver;
}
schema.graphqls:
type Query {
products: [Product]
product(id: ID!): Product
} Advanced Features
- GraphQL subscriptions
- Batching and caching
- Data loaders (N+1 prevention)
- Federation support