com.github.springbootPlus.excel.util.WebUtils Maven / Gradle / Ivy

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package com.github.springbootPlus.excel.util;


import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import org.springframework.web.method.HandlerMethod;

import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

public class WebUtils extends org.springframework.web.util.WebUtils {

    public static boolean isAjax(HandlerMethod handlerMethod) {
        ResponseBody responseBody = handlerMethod.getMethodAnnotation(ResponseBody.class);
        if (null != responseBody) {
            return true;
        }
        RestController restAnnotation = handlerMethod.getBeanType().getAnnotation(RestController.class);
        if (null != restAnnotation) {
            return true;
        }
        return false;
    }

    public static HttpServletRequest getCurrentRequest() {
        HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.currentRequestAttributes()).getRequest();
        return request;
    }

    public static HttpSession getHttpSession() {
        return getCurrentRequest().getSession();
    }

    public static ServletContext getServletContext() {
        return getCurrentRequest().getServletContext();
    }

    public static String getWebRoot() {
        return getServletContext().getRealPath("/");
    }


}