ContextUtils.java——Spring中獲取上下文環境（request、session）

package com.leike.roomStatus.utils;

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

import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

/**
 * @func 上下文環境工具類
 * @author 皮鋒
 * @date 2016/12/26
 */
public class ContextUtils {

	/**
	 * @func SpringMvc下獲取request
	 * @author 皮鋒
	 * @date 2016/12/26
	 * @return HttpServletRequest
	 */
	public static HttpServletRequest getRequest() {
		return ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();

	}

	/**
	 * @func SpringMvc下獲取session
	 * @author 皮鋒
	 * @date 2016/12/26
	 * @return HttpSession
	 */
	public static HttpSession getSession() {
		return getRequest().getSession();

	}

}