@Path("/{containerName}/delete/vip/{vipName}")
  @DELETE
  @Consumes({MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
  @StatusCodes({
    @ResponseCode(code = 200, condition = "VIP deleted successfully"),
    @ResponseCode(code = 404, condition = "The containerName not found"),
    @ResponseCode(code = 503, condition = "Load balancer service is unavailable"),
    @ResponseCode(code = 404, condition = "VIP not found"),
    @ResponseCode(code = 500, condition = "Failed to delete VIP")
  })
  public Response deleteVIP(
      @PathParam(value = "containerName") String containerName,
      @PathParam(value = "vipName") String vipName) {

    if (vipName.isEmpty())
      throw new UnsupportedMediaTypeException(RestMessages.INVALIDDATA.toString());

    IConfigManager configManager = getConfigManagerService(containerName);
    if (configManager == null) {
      throw new ServiceUnavailableException(
          "Load Balancer" + RestMessages.SERVICEUNAVAILABLE.toString());
    }

    if (!configManager.vipExists(vipName))
      throw new ResourceNotFoundException(NBConst.RES_VIP_NOT_FOUND);

    for (VIP vip : configManager.getAllVIPs()) {
      if (vip.getName().equals(vipName)) {
        configManager.deleteVIP(vipName);
        return Response.ok().build();
      }
    }
    throw new InternalServerErrorException(NBConst.RES_VIP_DELETION_FAILED);
  }
  @Path("/{containerName}/create/vip")
  @POST
  @Consumes({MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
  @StatusCodes({
    @ResponseCode(code = 201, condition = "VIP created successfully"),
    @ResponseCode(code = 404, condition = "The Container Name not found"),
    @ResponseCode(code = 503, condition = "Load balancer service is unavailable"),
    @ResponseCode(code = 409, condition = "VIP already exist"),
    @ResponseCode(code = 415, condition = "Invalid input data")
  })
  public Response addVIP(
      @PathParam("containerName") String containerName, @TypeHint(VIP.class) VIP inVIP) {

    VIP vipInput = inVIP;
    String name = vipInput.getName();
    String ip = vipInput.getIp();
    String protocol = vipInput.getProtocol();
    short protocolPort = vipInput.getPort();
    String poolName = vipInput.getPoolName();
    if (name.isEmpty() || ip.isEmpty() || protocol.isEmpty() || protocolPort < 0) {
      throw new UnsupportedMediaTypeException(RestMessages.INVALIDDATA.toString());
    }

    IConfigManager configManager = getConfigManagerService(containerName);

    if (configManager == null) {
      throw new ServiceUnavailableException(
          "Load Balancer " + RestMessages.SERVICEUNAVAILABLE.toString());
    }

    if (!configManager.vipExists(name, ip, protocol, protocolPort, poolName)) {

      VIP vip = configManager.createVIP(name, ip, protocol, protocolPort, poolName);
      if (vip != null) {
        return Response.status(Response.Status.CREATED).build();
      }
    } else {
      throw new ResourceConflictException(NBConst.RES_VIP_ALREADY_EXIST);
    }
    throw new InternalServerErrorException(NBConst.RES_VIP_CREATION_FAILED);
  }