findByProductName

PC30-SklepSpring/src/main/java/sklep/controller/ProductController.java

@@ -38,5 +38,11 @@ public class ProductController {
 			return "missing_product";
 		}
 	}
-
+	
+	@GetMapping("/szukaj")
+	public String wyszukajProdukty(@RequestParam String name, Model model) {
+		List<Product> products = productRepository.findByProductName(name);
+		model.addAttribute("products", products);
+		return "products";
+	}
 }

PC30-SklepSpring/src/main/java/sklep/repository/ProductRepository.java

 package sklep.repository;
 
+import java.util.List;
+
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
 
@@ -8,4 +10,6 @@ import sklep.model.Product;
 @Repository
 public interface ProductRepository extends JpaRepository<Product, Integer> {
 
+	List<Product> findByProductName(String name);
+
 }