UserContextSettingInterceptor.java

package com.saltedhashed.web;

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

import org.springframework.stereotype.Component;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;

@Component
public class UserContextSettingInterceptor extends HandlerInterceptorAdapter {

    @Inject
    private UserContext userContext;

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

        request.setAttribute("userContext", userContext);
    }
}