@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}/vips")
  @GET
  @Produces({MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
  @TypeHint(VIPs.class)
  @StatusCodes({
    @ResponseCode(code = 200, condition = "Operation successful"),
    @ResponseCode(code = 404, condition = "The containerName is not found"),
    @ResponseCode(code = 503, condition = "Load balancer service is unavailable")
  })
  public VIPs getAllVIPs(@PathParam("containerName") String containerName) {

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

    return new VIPs(configManager.getAllVIPs());
  }