BaseController.java
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package com.cnlive.shenhe.controller;
import java.io.IOException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import org.springframework.web.servlet.ModelAndView;
import com.cnlive.shenhe.bean.SessionUser;
import com.cnlive.shenhe.utils.CommonUtils;
@Controller
public class BaseController {
/**
* 得到request对象
*/
public HttpServletRequest getRequest() {
HttpServletRequest request = ((ServletRequestAttributes)RequestContextHolder.getRequestAttributes()).getRequest();
return request;
}
/**
* 得到response对象
*/
public HttpServletResponse getResponse() {
HttpServletResponse response = ((ServletRequestAttributes)RequestContextHolder.getRequestAttributes()).getResponse();
return response;
}
/**
* 得到session对象
*/
public HttpSession getsession() {
HttpSession session = this.getRequest().getSession();
return session;
}
/**
* 获取session中的用户
* @return
*/
public SessionUser getSessionUser(){
SessionUser sessionUser = (SessionUser) this.getsession().getAttribute(SessionUser.getSessionKey());
return sessionUser;
}
/**
* 获取session中的用户id
* @return
*/
public String getSessionUserId(){
SessionUser sessionUser = getSessionUser();
if(sessionUser != null) return sessionUser.getUserId();
return null;
}
/**
* 设置用户session
* @param teacher
*/
public void setSessionUser(SessionUser sessionUser){
this.getsession().setAttribute("",null);
}
/**
* 设置报错页面显示信息——站点查询失败
* @param model
*/
public void setmodel_site(Model model){
model.addAttribute("errorMessage", "站点查询失败，不存在此站点，请重新查询！");
model.addAttribute("remindMessage", "提示：站点查询请输入全称，不支持模糊查询");
}
/**
* 设置报错页面显示信息——参数校验失败
* @param model
* @param value 不能为空的参数
*/
public void setmodel_param(Model model,String value){
model.addAttribute("errorMessage", "参数传递不能为空！"+value);
model.addAttribute("remindMessage", "提示：请检查所传参数，存在非空参数未赋值");
}
/**
* 设置报错页面显示信息——入库结果失败
* @param model
*/
public void setmodel_result(Model model){
model.addAttribute("errorMessage", "数据入库失败，请重试！");
model.addAttribute("remindMessage", "提示：如连续两次以上入库失败，请联系开发人员");
}
/**
* 设置报错页面显示信息——权限不足
* @param model
*/
public void setmodel_limit(Model model){
model.addAttribute("errorMessage", "您没有此操作的权限，请重试或者联系管理员开通！");
}
}