使用springmvc实现增加用户功能

现在实现新增用户的功能

UserController.java

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package cn.smbms.controller;
import java.util.Date;
import java.util.List;
 
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import org.apache.log4j.Logger;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import cn.smbms.pojo.Role;
import cn.smbms.pojo.User;
import cn.smbms.service.role.RoleService;
import cn.smbms.service.user.UserService;
import cn.smbms.tools.Constants;
import cn.smbms.tools.PageSupport;
 
@Controller
@RequestMapping("/user")
public class UserController{
    private Logger logger = Logger.getLogger(UserController.class);
     
    @Resource
    private UserService userService;
    @Resource
    private RoleService roleService;
     
    @RequestMapping(value="/login.html")
    public String login(){
        logger.debug("UserController welcome SMBMS==================");
        return "login";
    }
     
    @RequestMapping(value="/dologin.html",method=RequestMethod.POST)
    public String doLogin(@RequestParam String userCode,@RequestParam String userPassword,HttpServletRequest request,HttpSession session){
        logger.debug("doLogin====================================");
        //调用service方法，进行用户匹配
        User user = userService.login(userCode,userPassword);
        if(null != user){//登录成功
            //放入session
            session.setAttribute(Constants.USER_SESSION, user);
            //页面跳转（frame.jsp）
            return "redirect:/user/main.html";
            //response.sendRedirect("jsp/frame.jsp");
        }else{
            //页面跳转（login.jsp）带出提示信息--转发
            request.setAttribute("error", "用户名或密码不正确");
            return "login";
        }
    }
    @RequestMapping(value="/main.html")
    public String main(HttpSession session){
        if(session.getAttribute(Constants.USER_SESSION) == null){
            return "redirect:/user/login.html";
        }
        return "frame";
    }
     
    @RequestMapping(value="/logout.html")
    public String logout(HttpSession session){
        //清除session
        session.removeAttribute(Constants.USER_SESSION);
        return "login";
    }
    @RequestMapping(value="/exlogin.html",method=RequestMethod.GET)
    public String exLogin(@RequestParam String userCode,@RequestParam String userPassword){
        logger.debug("exLogin====================================");
        //调用service方法，进行用户匹配
        User user = userService.login(userCode,userPassword);
        if(null == user){//登录失败
            throw new RuntimeException("用户名或者密码不正确！");
        }
        return "redirect:/user/main.html";
    }
     
    /*@ExceptionHandler(value={RuntimeException.class})
    public String handlerException(RuntimeException e,HttpServletRequest req){
        req.setAttribute("e", e);
        return "error";
    }*/
     
    @RequestMapping(value="/userlist.html")
    public String getUserList(Model model,
                            @RequestParam(value="queryname",required=false) String queryUserName,
                            @RequestParam(value="queryUserRole",required=false) String queryUserRole,
                            @RequestParam(value="pageIndex",required=false) String pageIndex){
        logger.info("getUserList ---- > queryUserName: " + queryUserName);
        logger.info("getUserList ---- > queryUserRole: " + queryUserRole);
        logger.info("getUserList ---- > pageIndex: " + pageIndex);
        int _queryUserRole = 0;     
        List<User> userList = null;
        //设置页面容量
        int pageSize = Constants.pageSize;
        //当前页码
        int currentPageNo = 1;
     
        if(queryUserName == null){
            queryUserName = "";
        }
        if(queryUserRole != null && !queryUserRole.equals("")){
            _queryUserRole = Integer.parseInt(queryUserRole);
        }
         
        if(pageIndex != null){
            try{
                currentPageNo = Integer.valueOf(pageIndex);
            }catch(NumberFormatException e){
                return "redirect:/user/syserror.html";
                //response.sendRedirect("syserror.jsp");
            }
        }   
        //总数量（表）    
        int totalCount  = userService.getUserCount(queryUserName,_queryUserRole);
        //总页数
        PageSupport pages=new PageSupport();
        pages.setCurrentPageNo(currentPageNo);
        pages.setPageSize(pageSize);
        pages.setTotalCount(totalCount);
        int totalPageCount = pages.getTotalPageCount();
        //控制首页和尾页
        if(currentPageNo < 1){
            currentPageNo = 1;
        }else if(currentPageNo > totalPageCount){
            currentPageNo = totalPageCount;
        }
        userList = userService.getUserList(queryUserName,_queryUserRole,currentPageNo,pageSize);
        model.addAttribute("userList", userList);
        List<Role> roleList = null;
        roleList = roleService.getRoleList();
        model.addAttribute("roleList", roleList);
        model.addAttribute("queryUserName", queryUserName);
        model.addAttribute("queryUserRole", queryUserRole);
        model.addAttribute("totalPageCount", totalPageCount);
        model.addAttribute("totalCount", totalCount);
        model.addAttribute("currentPageNo", currentPageNo);
        return "userlist";
    }
     
    @RequestMapping(value="/syserror.html")
    public String sysError(){
        return "syserror";
    }
     
    @RequestMapping(value="/useradd.html",method=RequestMethod.GET)
    public String addUser(@ModelAttribute("user") User user){
        return "useradd";
    }
     
/*  @RequestMapping(value="/useradd.html",method=RequestMethod.GET)
    public String addUser(User user,Model model){
        model.addAttribute("user", user);
        return "useradd";
    }*/
     
    @RequestMapping(value="/useraddsave.html",method=RequestMethod.POST)
    public String addUserSave(User user,HttpSession session){
        user.setCreatedBy(((User)session.getAttribute(Constants.USER_SESSION)).getId());
        user.setCreationDate(new Date());
        if(userService.add(user)){
            return "redirect:/user/userlist.html";
        }
        return "useradd";
    }
}

　　userlist.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@include file="/WEB-INF/jsp/common/head.jsp"%>
        <div class="right">
            <div class="location">
                <strong>你现在所在的位置是:</strong>
                <span>用户管理页面</span>
            </div>
            <div class="search">
                <form method="post" action="${pageContext.request.contextPath }/user/userlist.html">
                    <input name="method" value="query" class="input-text" type="hidden">
                     <span>用户名：</span>
                     <input name="queryname" class="input-text"  type="text" value="${queryUserName }">
                      
                     <span>用户角色：</span>
                     <select name="queryUserRole">
                        <c:if test="${roleList != null }">
                           <option value="0">--请选择--</option>
                           <c:forEach var="role" items="${roleList}">
                                <option <c:if test="${role.id == queryUserRole }">selected="selected"</c:if>
                                value="${role.id}">${role.roleName}</option>
                           </c:forEach>
                        </c:if>
                    </select>
                      
                     <input type="hidden" name="pageIndex" value="1"/>
                     <input  value="查 询" type="submit" id="searchbutton">
                     <a href="${pageContext.request.contextPath}/user/useradd.html" >添加用户</a>
                </form>
            </div>
            <!--用户-->
            <table class="providerTable" cellpadding="0" cellspacing="0">
                <tr class="firstTr">
                    <th width="10%">用户编码</th>
                    <th width="20%">用户名称</th>
                    <th width="10%">性别</th>
                    <th width="10%">年龄</th>
                    <th width="10%">电话</th>
                    <th width="10%">用户角色</th>
                    <th width="30%">操作</th>
                </tr>
                   <c:forEach var="user" items="${userList }" varStatus="status">
                    <tr>
                        <td>
                        <span>${user.userCode }</span>
                        </td>
                        <td>
                        <span>${user.userName }</span>
                        </td>
                        <td>
                            <span>
                                <c:if test="${user.gender==1}">男</c:if>
                                <c:if test="${user.gender==2}">女</c:if>
                            </span>
                        </td>
                        <td>
                        <span>${user.age}</span>
                        </td>
                        <td>
                        <span>${user.phone}</span>
                        </td>
                        <td>
                            <span>${user.userRoleName}</span>
                        </td>
                        <td>
                        <span><a class="viewUser" href="javascript:;" userid=${user.id } username=${user.userName }><img src="${pageContext.request.contextPath }/statics/images/read.png" alt="查看" title="查看"/></a></span>
                        <span><a class="modifyUser" href="javascript:;" userid=${user.id } username=${user.userName }><img src="${pageContext.request.contextPath }/statics/images/xiugai.png" alt="修改" title="修改"/></a></span>
                        <span><a class="deleteUser" href="javascript:;" userid=${user.id } username=${user.userName }><img src="${pageContext.request.contextPath }/statics/images/schu.png" alt="删除" title="删除"/></a></span>
                        </td>
                    </tr>
                </c:forEach>
            </table>
            <input type="hidden" id="totalPageCount" value="${totalPageCount}"/>
            <c:import url="rollpage.jsp">
                <c:param name="totalCount" value="${totalCount}"/>
                <c:param name="currentPageNo" value="${currentPageNo}"/>
                <c:param name="totalPageCount" value="${totalPageCount}"/>
            </c:import>
        </div>
    </section>
 
<!--点击删除按钮后弹出的页面-->
<div class="zhezhao"></div>
<div class="remove" id="removeUse">
    <div class="removerChid">
        <h2>提示</h2>
        <div class="removeMain">
            <p>你确定要删除该用户吗？</p>
            <a href="#" id="yes">确定</a>
            <a href="#" id="no">取消</a>
        </div>
    </div>
</div>
 
<%@include file="/WEB-INF/jsp/common/foot.jsp" %>
<script type="text/javascript" src="${pageContext.request.contextPath }/statics/js/userlist.js"></script>