@POST
  @Consumes("application/json")
  @Produces("application/json")
  public SignUpResponse saveUser(UserDetails userDetails) {

    System.out.println(userDetails.toString());
    SignUpResponse signUpResponse = userDetailsBO.saveUser(userDetails);
    return signUpResponse;
  }
  public SignUpResponse saveUser(final UserDetails userDetails) {

    String token = getUUID();
    userDetails.setToken(token);
    signUpResponse.setToken(token);
    System.out.println("Token is " + token);
    userDetailsDAO.saveUser(userDetails);
    return signUpResponse;
  }