RProducts

PC27-RestSerwer/src/main/java/sklep/rest/RProducts.java

+package sklep.rest;
+
+import jakarta.ws.rs.GET;
+import jakarta.ws.rs.Path;
+import jakarta.ws.rs.PathParam;
+import jakarta.ws.rs.Produces;
+import sklep.db.DBConnection;
+import sklep.db.DBException;
+import sklep.db.ProductDAO;
+import sklep.db.RecordNotFound;
+import sklep.model.Product;
+
+import java.util.List;
+
+@Path("/products")
+@Produces("application/json")
+public class RProducts {
+    @GET
+    public List<Product> allProducts() throws DBException {
+        try(DBConnection db = DBConnection.open()) {
+            ProductDAO productDAO = db.productDAO();
+            return productDAO.readAll();
+        }
+    }
+
+    @GET
+    @Path("/{id}")
+    // przykładowo /api/products/3
+    public Product oneProduct(@PathParam("id") int productId) throws DBException, RecordNotFound {
+        try(DBConnection db = DBConnection.open()) {
+            ProductDAO productDAO = db.productDAO();
+            return productDAO.findById(productId);
+        }
+    }
+}