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.RequestMapping;
  15 import org.springframework.web.bind.annotation.RestController;
  16
  17 import static org.springframework.hateoas.server.mvc.WebMvcLinkBuilder.afford;
  18 import static org.springframework.hateoas.server.mvc.WebMvcLinkBuilder.linkTo;
  19 import static org.springframework.hateoas.server.mvc.WebMvcLinkBuilder.methodOn;
  20
  21 @RestController
  22 @ExposesResourceFor(Order.class)
  23 @RequestMapping(value = "/orders")
  24 public class OrderController {
  25
  26   @GetMapping
  27   public ResponseEntity<RepresentationModel<?>> orders() {
  28     Order order = new Order(1234L);
  29     Link selfLink = linkTo(methodOn(OrderController.class).order(order.getId())).withSelfRel()
  30       .andAffordance(afford(methodOn(OrderController.class).update(order.getId(), null)))
  31       .andAffordance(afford(methodOn(OrderController.class).delete(order.getId())));
  32     EntityModel<Order> model = EntityModel.of(order, selfLink);
  33     RepresentationModel<?> orders = CollectionModel.of(model);
  34     orders.add(linkTo(methodOn(OrderController.class).orders()).withSelfRel());
  35     return ResponseEntity.ok(orders);
  36   }
  37
  38   @GetMapping(value = "/{id}")
  39   public ResponseEntity<EntityModel<Order>> order(@PathVariable(value = "id", required = true) Long id) {
  40     Order order = new Order(id);
  41     Link selfLink = linkTo(methodOn(OrderController.class).order(order.getId())).withSelfRel()
  42       .andAffordance(afford(methodOn(OrderController.class).update(order.getId(), null)))
  43       .andAffordance(afford(methodOn(OrderController.class).delete(order.getId())));
  44     EntityModel<Order> model = EntityModel.of(order, selfLink);
  45     return ResponseEntity.ok(model);
  46   }
  47
  48   @PutMapping("/{id}")
  49   public EntityModel<Order> update(@PathVariable(value = "id", required = true) Long id, Order order) {
  50     Link selfLink = linkTo(methodOn(OrderController.class).order(order.getId())).withSelfRel()
  51       .andAffordance(afford(methodOn(OrderController.class).update(order.getId(), null)))
  52       .andAffordance(afford(methodOn(OrderController.class).delete(order.getId())));
  53     EntityModel<Order> model = EntityModel.of(order, selfLink);
  54     return model;
  55   }
  56
  57   @DeleteMapping("/{id}")
  58   public ResponseEntity<Void> delete(@PathVariable(value = "id", required = true) Long id) {
  59     return ResponseEntity.ok().build();
  60   }
  61 }