spring-boot-tutorial-3b.java

@RestController
@RequestMapping(produces = MediaType.APPLICATION_JSON_VALUE)
public class ProductController {

    @GetMapping("/products/{id}")
    public Product getProduct(@PathVariable("id") String id) {
        Product product = new Product();
        product.setId(id);
        product.setName("Romantic Story");
        product.setPrice(200);

        return product;
    }

}