private static void custom_func()
{
    final String uri = "http://cloud.smsindiahub.in/vendorsms/pushsms.aspx?user=abc&password=xyz&msisdn=919898xxxxxx&sid=SenderId&msg=test%20message&fl=0&gwid=2";

    RestTemplate restTemplate = new RestTemplate();
    String result = restTemplate.getForObject(uri, String.class);

    System.out.println(result);
}