IS245 Hibernate for ReservationOrder

src/main/java/library/domain/ReservationOrder.java

@@ -2,11 +2,37 @@
 
 import java.sql.Date;
 
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.NamedQueries;
+import javax.persistence.NamedQuery;
+import javax.persistence.OneToOne;
+import javax.persistence.Table;
+
+@Entity
+@Table(name="rezerwacje")
+@NamedQueries({
+	@NamedQuery(name="reservationorders.all", query="SELECT r FROM ReservationOrder r"),
+	@NamedQuery(name="reservationorders.id", query="SELECT r FROM ReservationOrder r WHERE r.id=:id")
+})
+
 public class ReservationOrder implements IHaveId{
 
-	private Book book;
+
+	@Id
+	@GeneratedValue(strategy = GenerationType.IDENTITY)
 	private int Id;
+
+	@OneToOne
+	private Book book;
+
+	@OneToOne
 	private User user;
+
+
 	private Date date;
 
 	public Book getBook() {

src/main/java/library/web/rest/ReservationsResources.java

@@ -0,0 +1,98 @@
+package library.web.rest;
+
+import java.util.List;
+
+import javax.ejb.Stateless;
+import javax.persistence.EntityManager;
+import javax.persistence.PersistenceContext;
+import javax.ws.rs.Consumes;
+import javax.ws.rs.DELETE;
+import javax.ws.rs.GET;
+import javax.ws.rs.POST;
+import javax.ws.rs.PUT;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.QueryParam;
+import javax.ws.rs.core.GenericEntity;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+
+import library.domain.ReservationOrder;
+
+@Path("/reservations")
+@Stateless
+public class ReservationsResources {
+
+	@PersistenceContext
+	EntityManager mgr;
+
+	@GET
+	@Produces(MediaType.APPLICATION_JSON)
+	public Response getAll(@QueryParam("page") int page,@QueryParam("max") int max){
+
+		List<ReservationOrder> reservationOrders = mgr
+				.createNamedQuery("reservationorders.all", ReservationOrder.class)
+				.getResultList();
+		if(reservationOrders.isEmpty())
+			return Response.status(404).build();
+		return Response.ok(new GenericEntity<List<ReservationOrder>>(reservationOrders){}).build();
+	}	
+
+	@GET
+	@Produces(MediaType.APPLICATION_JSON)
+	@Path("/{id}")
+	public Response get(@PathParam("id") int id){
+		List<ReservationOrder> reservationOrders = mgr.createNamedQuery("reservationorders.id",ReservationOrder.class)
+				.setParameter("id", id)
+				.getResultList();
+		if(reservationOrders.size()==0)
+			return Response.status(404).build();
+		return Response.ok(reservationOrders.get(0)).build();
+	}
+
+	@POST
+	@Consumes(MediaType.APPLICATION_JSON)
+	public Response addReservationOrder(ReservationOrder reservationOrder){
+		mgr.persist(reservationOrder);
+		return Response.ok().build();
+	}
+
+	@PUT
+	@Consumes(MediaType.APPLICATION_JSON)
+	@Path("/{id}")
+	public Response updateReservationOrder(@PathParam("id") int id ,ReservationOrder reservationOrder){
+		List<ReservationOrder> reservationOrders = mgr.createNamedQuery("reservationorders.id",ReservationOrder.class)
+				.setParameter("id", id)
+				.getResultList();
+		if(reservationOrders.size()==0)
+			return Response.status(404).build();
+		ReservationOrder r = reservationOrders.get(0);
+		r.setBook(reservationOrder.getBook());
+		r.setDate(reservationOrder.getDate());
+		r.setUser(reservationOrder.getUser());
+
+		mgr.persist(r);
+		return Response.ok().build();
+	}
+
+	@DELETE
+	@Path("/{id}")
+	public Response deleteReservationOrder(@PathParam("id") int id){
+		List<ReservationOrder> reservationOrders = mgr.createNamedQuery("reservationorders.id",ReservationOrder.class)
+				.setParameter("id", id)
+				.getResultList();
+		if(reservationOrders.size()==0)
+			return Response.status(404).build();
+		mgr.remove(reservationOrders.get(0));
+		return Response.noContent().build();
+	}
+
+	@GET
+	@Path("/status")
+	@Produces(MediaType.TEXT_HTML)
+	public String test(){
+		return "OK";
+	} 
+
+}