e-commerce/web_backend/src/main/java/org/hso/ecommerce/components/ErrorDemoInterceptor.java

package org.hso.ecommerce.components;

import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Component
public class ErrorDemoInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(
            HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {

        request.setAttribute("error", request.getParameter("error"));
        return true;
    }

    @Override
    public void postHandle(
            HttpServletRequest request, HttpServletResponse response, Object handler,
            ModelAndView modelAndView) throws Exception {
    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response,
                                Object handler, Exception exception) throws Exception {
    }
}