juplo.de Git - demos/example-siren/blob - provider/src/main/java/io/pactflow/example/sirenprovider/controllers/OrderController.java

   1 package io.pactflow.example.sirenprovider.controllers;
   2
   3 import io.pactflow.example.sirenprovider.models.Order;
   4 import org.springframework.hateoas.CollectionModel;
   5 import org.springframework.hateoas.EntityModel;
   6 import org.springframework.hateoas.Link;
   7 import org.springframework.hateoas.RepresentationModel;
   8 import org.springframework.hateoas.server.ExposesResourceFor;
   9 import org.springframework.http.ResponseEntity;
  10 import org.springframework.web.bind.annotation.DeleteMapping;
  11 import org.springframework.web.bind.annotation.GetMapping;
  12 import org.springframework.web.bind.annotation.PathVariable;
  13 import org.springframework.web.bind.annotation.PutMapping;
  14 import org.springframework.web.bind.annotation.RestController;
  15
  16 import static org.springframework.hateoas.server.mvc.WebMvcLinkBuilder.afford;
  17 import static org.springframework.hateoas.server.mvc.WebMvcLinkBuilder.linkTo;
  18 import static org.springframework.hateoas.server.mvc.WebMvcLinkBuilder.methodOn;
  19
  20 @RestController
  21 @ExposesResourceFor(Order.class)
  22 public class OrderController {
  23
  24   @GetMapping("/orders")
  25   public RepresentationModel<?> orders() {
  26     Order order = new Order(1234L);
  27     Link selfLink = linkTo(methodOn(OrderController.class).order(order.getId())).withSelfRel()
  28       .andAffordance(afford(methodOn(OrderController.class).update(order.getId(), null)))
  29       .andAffordance(afford(methodOn(OrderController.class).delete(order.getId())));
  30     EntityModel<Order> model = EntityModel.of(order, selfLink);
  31     RepresentationModel<?> orders = CollectionModel.of(model);
  32     orders.add(linkTo(methodOn(OrderController.class).orders()).withSelfRel());
  33     return orders;
  34   }
  35
  36   @GetMapping("/orders/{id}")
  37   public EntityModel<Order> order(@PathVariable(value = "id", required = true) Long id) {
  38     Order order = new Order(id);
  39     Link selfLink = linkTo(methodOn(OrderController.class).order(order.getId())).withSelfRel()
  40       .andAffordance(afford(methodOn(OrderController.class).update(order.getId(), null)))
  41       .andAffordance(afford(methodOn(OrderController.class).delete(order.getId())));
  42     EntityModel<Order> model = EntityModel.of(order, selfLink);
  43     return model;
  44   }
  45
  46   @PutMapping("/orders/{id}")
  47   public EntityModel<Order> update(@PathVariable(value = "id", required = true) Long id, Order order) {
  48     Link selfLink = linkTo(methodOn(OrderController.class).order(order.getId())).withSelfRel()
  49       .andAffordance(afford(methodOn(OrderController.class).update(order.getId(), null)))
  50       .andAffordance(afford(methodOn(OrderController.class).delete(order.getId())));
  51     EntityModel<Order> model = EntityModel.of(order, selfLink);
  52     return model;
  53   }
  54
  55   @DeleteMapping("/orders/{id}")
  56   public ResponseEntity<Void> delete(@PathVariable(value = "id", required = true) Long id) {
  57     return ResponseEntity.ok().build();
  58   }
  59 }