NoClassDeffoundError in spring android
public void json_parse()
    {
        RestTemplate restTemplate = new RestTemplate();
        String url = "http://catalog.bizrate.com/services/catalog/v1/us/product/2?publisherId=50085&placementId=1&categoryId=1&keyword=iphone+cases&start=0&results=10&sort=relevancy_desc&brandId=&attFilter=&zipCode=90291&biddedOnly=&minRelevancyScore=100&apiKey=58f536aa2fab110bbe0da501150bac1e&format=json";
        String result = restTemplate.getForObject(url, String.class, "SpringSource");
        System.out.println("Result:"+result);

    }