lab 4 component controller done

src/main/java/ru/ulstu/is/sbapp/repair/controller/ComponentController.java

@@ -0,0 +1,47 @@
+package ru.ulstu.is.sbapp.repair.controller;
+
+import org.springframework.web.bind.annotation.*;
+import javax.validation.Valid;
+import ru.ulstu.is.sbapp.repair.service.ComponentService;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/component")
+public class ComponentController {
+    private final ComponentService componentService;
+    public ComponentController(ComponentService productService){
+        this.componentService = productService;
+    }
+    @PostMapping
+    public ComponentDTO addProduct(@RequestBody @Valid ComponentDTO componentDTO) {
+        return new ComponentDTO(componentService.addComponent(componentDTO));
+    }
+
+    @PutMapping("/{id}")
+    public ComponentDTO updateProduct(@PathVariable Long id,@RequestBody @Valid ComponentDTO componentDTO) {
+        return new ComponentDTO(componentService.updateComponent(id,componentDTO));
+    }
+
+    @DeleteMapping("/{id}")
+    public ComponentDTO removeProduct(@PathVariable Long id) {
+        return new ComponentDTO(componentService.deleteComponent(id));
+    }
+
+    @DeleteMapping
+    public void removeAllProducts() {
+        componentService.deleteAllComponent();
+    }
+
+    @GetMapping("/{id}")
+    public ComponentDTO findProduct(@PathVariable Long id) {
+        return new ComponentDTO(componentService.findComponent(id));
+    }
+    @GetMapping
+    public List<ComponentDTO> findAllProduct() {
+        return componentService.findAllComponent()
+                .stream()
+                .map(ComponentDTO::new)
+                .toList();
+    }
+}

src/main/java/ru/ulstu/is/sbapp/repair/controller/FavorController.java

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+package ru.ulstu.is.sbapp.repair.controller;
+
+public class FavorController {
+}

src/main/java/ru/ulstu/is/sbapp/repair/controller/OrderController.java

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+package ru.ulstu.is.sbapp.repair.controller;
+
+public class OrderController {
+}