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【メモ】SpringBoot_スマホ判別(Intercepter)

Last updated at Posted at 2020-06-15

Intercepterを使う

preHandle:コントローラの処理が始まるの処理
postHandle:コントローラの処理が終わったあとに処理
afterCompletion:Viewによるrender処理後

SampleIntercepter
public class SampleIntercepter implements HandlerInterceptor{
//省略
@Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        String ua = request.getHeader("User-Ageny");
        boolean mobile = ua.contains("iPhone") || ua.contains("iPad") || ua.contains("Android");
        request.setAttribute("mobile", mobile);
        return true;
    }
//省略
  }
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