权限菜单动态管理-自用备份

 

菜单分级管理

<div id="menu">
    <ul>
        <li id="end"><em></em><a href='javascript:void(0);'>信息管理</a>
            <ul>
                <c:forEach items="${menu1}" var="menu1">
                    <li id="end"><em></em><a href="${menu1.action}">${menu1.menuName}</a>
                        <ul>
                            <c:forEach items="${menu2}" var="menu2">
                                <c:if test="${menu1.age1 == menu2.age1 }">
                                    <li id="end"><em></em><a href="${menu2.action}">${menu2.menuName}</a>
                                        <ul>
                                            <c:forEach items="${menu3}" var="menu3">
                                                <c:if test="${menu2.age1 == menu3.age1 && menu2.age2==menu3.age2}">
                                                    <li id="end"><a href="${menu3.action}">${menu3.menuName}</a></li>
                                                </c:if>
                                            </c:forEach>
                                        </ul></li>
                                </c:if>
                            </c:forEach>
                        </ul></li>
                </c:forEach>
            </ul></li>
    </ul>
</div>

<!-- 折叠菜单js -->
<script type="text/javascript">
    (function(e) {
        for (var _obj = document.getElementById(e.id).getElementsByTagName(
                e.tag), i = -1, em; em = _obj[++i];) {
            em.onclick = function() { //onmouseover 
                var ul = this.nextSibling;
                if (!ul) {
                    return false;
                }
                ul = ul.nextSibling;
                if (!ul) {
                    return false;
                }
                if (e.tag != 'a') {
                    ul = ul.nextSibling;
                    if (!ul) {
                        return false;
                    }
                } //a 标签控制 隐藏或删除该行 
                for (var _li = this.parentNode.parentNode.childNodes, n = -1, li; li = _li[++n];) {
                    if (li.tagName == "LI") {
                        for (var _ul = li.childNodes, t = -1, $ul; $ul = _ul[++t];) {
                            switch ($ul.tagName) {
                            case "UL":
                                $ul.className = $ul != ul ? ""
                                        : ul.className ? "" : "off";
                                break;
                            case "EM":
                                $ul.className = $ul != this ? ""
                                        : this.className ? "" : "off";
                                break;
                            }
                        }
                    }
                }
            }
        }
    })({
        id : 'menu',
        tag : 'em'
    });
</script>

sql

DROP TABLE IF EXISTS `menu_info`;
CREATE TABLE `menu_info` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `menuname` varchar(20) DEFAULT NULL COMMENT '菜单名',
  `trcode` varchar(6) DEFAULT NULL COMMENT '菜单编号',
  `submenu` varchar(2) DEFAULT NULL COMMENT '是否有子菜单',
  `level` int(1) DEFAULT NULL COMMENT '等级',
  `action` varchar(50) DEFAULT NULL,
  `age1` varchar(2) DEFAULT NULL,
  `age2` varchar(2) DEFAULT NULL,
  `age3` varchar(2) DEFAULT NULL,
  `other` varchar(20) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=21 DEFAULT CHARSET=utf8;

-- ----------------------------
-- Records of menu_info
-- ----------------------------
INSERT INTO `menu_info` VALUES ('1', '书籍信息列表', '010000', 'Y', '1', 'ShowServlet?method=ulist', '01', '00', '00', '12');
INSERT INTO `menu_info` VALUES ('2', '书籍信息管理', '010100', 'Y', '2', 'ShowServlet?method=ulist', '01', '01', '00', '');
INSERT INTO `menu_info` VALUES ('3', '书籍信息添加', '010101', 'N', '3', 'ShowServlet?method=ulist', '01', '01', '01', null);
INSERT INTO `menu_info` VALUES ('4', '书籍信息删除', '010102', 'N', '3', 'ShowServlet?method=ulist', '01', '01', '02', null);
INSERT INTO `menu_info` VALUES ('5', '书籍信息编辑', '010103', 'N', '3', 'ShowServlet?method=ulist', '01', '01', '03', null);
INSERT INTO `menu_info` VALUES ('6', '用户信息列表', '020000', 'Y', '1', 'LoginServlet?method=admin_manage', '02', '00', '00', null);
INSERT INTO `menu_info` VALUES ('7', '用户信息管理', '020100', 'Y', '2', 'LoginServlet?method=admin_manage', '02', '01', '00', null);
INSERT INTO `menu_info` VALUES ('8', '用户信息添加', '020101', 'N', '3', 'LoginServlet?method=admin_manage', '02', '01', '01', '');
INSERT INTO `menu_info` VALUES ('9', '用户信息删除', '020102', 'N', '3', 'LoginServlet?method=admin_manage', '02', '01', '02', null);
INSERT INTO `menu_info` VALUES ('10', '用户信息编辑', '020103', 'N', '3', 'LoginServlet?method=admin_manage', '02', '01', '03', null);
INSERT INTO `menu_info` VALUES ('11', '备注1', '020200', 'Y', '2', 'LoginServlet?method=admin_manage', '02', '02', '00', '12');
INSERT INTO `menu_info` VALUES ('12', '菜单信息列表', '030000', 'Y', '1', 'LoginServlet?method=munu_manage', '03', '00', '00', null);
INSERT INTO `menu_info` VALUES ('17', '菜单信息管理', '030100', 'Y', '2', 'LoginServlet?method=munu_manage', '03', '01', '00', null);
INSERT INTO `menu_info` VALUES ('18', '菜单信息添加', '030101', 'N', '3', 'LoginServlet?method=munu_manage', '03', '01', '01', null);
INSERT INTO `menu_info` VALUES ('19', '菜单信息删除', '030102', 'N', '3', 'LoginServlet?method=munu_manage', '03', '01', '02', null);
INSERT INTO `menu_info` VALUES ('20', '菜单信息编辑', '030103', 'N', '3', 'LoginServlet?method=munu_manage', '03', '01', '03', null);

DROP TABLE IF EXISTS `person_info`;
CREATE TABLE `person_info` (
  `user_id` int(11) NOT NULL AUTO_INCREMENT,
  `login_name` varchar(20) NOT NULL COMMENT '登录名',
  `password` varchar(50) NOT NULL,
  `post_id` int(20) NOT NULL,
  `other` varchar(20) DEFAULT NULL,
  PRIMARY KEY (`user_id`),
  UNIQUE KEY `login_name` (`login_name`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8;

-- ----------------------------
-- Records of person_info
-- ----------------------------
INSERT INTO `person_info` VALUES ('1', 'user', '511B0D5F341BDDBD9A5348923B48D14C', '2', '普通管理员1');
INSERT INTO `person_info` VALUES ('2', 'admin', '21232F297A57A5A743894A0E4A801FC3', '1', '超级管理员');
INSERT INTO `person_info` VALUES ('3', 'admin01', '18C6D818AE35A3E8279B5330EDA01498', '1', '1');

DROP TABLE IF EXISTS `work_menu`;
CREATE TABLE `work_menu` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `work_id` varchar(255) DEFAULT NULL,
  `trcode` varchar(255) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=23 DEFAULT CHARSET=utf8;

-- ----------------------------
-- Records of work_menu
-- ----------------------------
INSERT INTO `work_menu` VALUES ('1', '1', '010000');
INSERT INTO `work_menu` VALUES ('2', '1', '010100');
INSERT INTO `work_menu` VALUES ('3', '1', '010101');
INSERT INTO `work_menu` VALUES ('4', '1', '010102');
INSERT INTO `work_menu` VALUES ('5', '1', '010103');
INSERT INTO `work_menu` VALUES ('6', '1', '020000');
INSERT INTO `work_menu` VALUES ('7', '1', '020100');
INSERT INTO `work_menu` VALUES ('8', '1', '020101');
INSERT INTO `work_menu` VALUES ('9', '1', '020102');
INSERT INTO `work_menu` VALUES ('10', '1', '020103');
INSERT INTO `work_menu` VALUES ('11', '1', '020200');
INSERT INTO `work_menu` VALUES ('12', '1', '030000');
INSERT INTO `work_menu` VALUES ('13', '1', '030100');
INSERT INTO `work_menu` VALUES ('14', '1', '030101');
INSERT INTO `work_menu` VALUES ('15', '1', '030102');
INSERT INTO `work_menu` VALUES ('16', '1', '030103');
INSERT INTO `work_menu` VALUES ('17', '2', '010000');
INSERT INTO `work_menu` VALUES ('18', '2', '010100');
INSERT INTO `work_menu` VALUES ('19', '2', '010101');
INSERT INTO `work_menu` VALUES ('20', '2', '010102');
INSERT INTO `work_menu` VALUES ('21', '2', '010103');
INSERT INTO `work_menu` VALUES ('22', null, null);

menu方法

package com.dao.impl;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;

import com.dao.MenuDao;
import com.db.DBConn;
import com.db.impl.DBConnJdbcProp;
import com.entity.Menu_info;

public class MenuDaoImpl extends BaseDaoImpl<Menu_info> implements MenuDao{

    @Override
    public List<Menu_info> getTop(String login_name) {
        DBConn db = new DBConnJdbcProp();
        Connection con=db.getConn();
        String sql = "SELECT mi.* FROM work_menu wm, menu_info mi, person_info pi "
                    + "WHERE wm.trcode = mi.trcode "
                    + "AND wm.work_id = pi.post_id "
                    + "AND mi. LEVEL = 1 "
                    + "AND pi.login_name= '"+login_name+"'";
        PreparedStatement pstmt=null;
        ResultSet rs=null;
        List<Menu_info> top =null;
        try {
            pstmt = con.prepareStatement(sql);
            rs = pstmt.executeQuery();
            top = new ArrayList<Menu_info>();
            while(rs.next()){
                Menu_info menu = new Menu_info();
                menu.setId(rs.getInt("id"));
                menu.setMenuName(rs.getString("menuName"));
                menu.setTrcode(rs.getString("trcode"));
                menu.setSubmenu(rs.getString("submenu"));
                menu.setLevel(rs.getInt("level"));
                menu.setAction(rs.getString("action"));
                menu.setAge1(rs.getString("age1"));
                menu.setAge2(rs.getString("age2"));
                menu.setAge2(rs.getString("age2"));
                menu.setOther(rs.getString("other"));
                top.add(menu);
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
        return top;
    }
    
    
    public List<Menu_info> getSec(String login_name) {
        DBConn db = new DBConnJdbcProp();
        Connection con=db.getConn();
        String sql = "SELECT mi.* FROM work_menu wm, menu_info mi, person_info pi "
                + "WHERE wm.trcode = mi.trcode "
                + "AND wm.work_id = pi.post_id "
                + "AND mi. LEVEL = 2 "
                + "AND pi.login_name= '"+login_name+"'";
        PreparedStatement pstmt=null;
        ResultSet rs=null;
        List<Menu_info> sec =null;
        try {
            pstmt = con.prepareStatement(sql);
            rs = pstmt.executeQuery();
            sec = new ArrayList<Menu_info>();
            while(rs.next()){
                Menu_info menu = new Menu_info();
                menu.setId(rs.getInt("id"));
                menu.setMenuName(rs.getString("menuName"));
                menu.setTrcode(rs.getString("trcode"));
                menu.setSubmenu(rs.getString("submenu"));
                menu.setLevel(rs.getInt("level"));
                menu.setAction(rs.getString("action"));
                menu.setAge1(rs.getString("age1"));
                menu.setAge2(rs.getString("age2"));
                menu.setAge2(rs.getString("age2"));
                menu.setOther(rs.getString("other"));
                sec.add(menu);
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
        return sec;
    }    
    
    
    public List<Menu_info> getThird(String login_name) {
        DBConn db = new DBConnJdbcProp();
        Connection con=db.getConn();
        String sql = "SELECT mi.* FROM work_menu wm, menu_info mi, person_info pi "
                + "WHERE wm.trcode = mi.trcode "
                + "AND wm.work_id = pi.post_id "
                + "AND mi. LEVEL =3 "
                + "AND pi.login_name= '"+login_name+"'";
        PreparedStatement pstmt=null;
        ResultSet rs=null;
        List<Menu_info> third =null;
        try {
            pstmt = con.prepareStatement(sql);
            rs = pstmt.executeQuery();
            third = new ArrayList<Menu_info>();
            while(rs.next()){
                Menu_info menu = new Menu_info();
                menu.setId(rs.getInt("id"));
                menu.setMenuName(rs.getString("menuName"));
                menu.setTrcode(rs.getString("trcode"));
                menu.setSubmenu(rs.getString("submenu"));
                menu.setLevel(rs.getInt("level"));
                menu.setAction(rs.getString("action"));
                menu.setAge1(rs.getString("age1"));
                menu.setAge2(rs.getString("age2"));
                menu.setAge2(rs.getString("age2"));
                menu.setOther(rs.getString("other"));
                third.add(menu);
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
        return third;
    }        
    
}

            MenuDao dao = new MenuDaoImpl();
            List<Menu_info> menu1 = dao.getTop(login_name);
            session.setAttribute("menu1", menu1);

            List<Menu_info> menu2 = dao.getSec(login_name);
            session.setAttribute("menu2", menu2);

            List<Menu_info> menu3 = dao.getThird(login_name);
            session.setAttribute("menu3", menu3);

修改

<body>
<a href="ShowServlet?method=page_list">返回</a>
    <table align="center">
        <tr>
            <th>ID</th>
            <th>菜单名</th>
            <th>trcode</th>
            <th>submenu</th>
            <th>菜单等级</th>
            <th>链接</th>
            <th>分类1</th>
            <th>分类2</th>
            <th>分类3</th>
            <th>备注</th>
            <th>操作</th>
        </tr>    
    <c:forEach items="${menulist}" var="menulist">
        <tr>
            <td>${menulist.id}</td>
            <td>${menulist.menuName}</td>
            <td>${menulist.trcode}</td>
            <td>${menulist.submenu}</td>
            <td>${menulist.level}</td>
            <td>${menulist.action}</td>
            <td>${menulist.age1}</td>
            <td>${menulist.age2}</td>
            <td>${menulist.age3}</td>
            <td>${menulist.other}</td>
            <td>
                <a href="ShowServlet?method=menu_form&id=${menulist.id}">修改</a>
                <a href="ShowServlet?method=menu_delete&id=${menulist.id}">删除</a>
            </td>
        </tr>
    </c:forEach>
    </table>  
</body>

<form action="ShowServlet?method=menu_update" method="post">
<input type="hidden" name="id" value="${menu_update.id}">
    <table align="center">        
        <tr>
            <td>menuName</td>
            <td><input type="text" name="menuName" value="${menu_update.menuName}"></td>
        </tr>        
        <tr>
            <td>trcode</td>
            <td><input type="text" name="trcode" value="${menu_update.trcode}"></td>
        </tr>
        <tr>
            <td>submenu</td>
            <td><input type="text" name="submenu" value="${menu_update.submenu}"></td>
        </tr>
        <tr>
            <td>level</td>
            <td><input type="text" name="level" value="${menu_update.level}"></td>
        </tr>        
        <tr>
            <td>action</td>
            <td><input type="text" name="action" value="${menu_update.action}"></td>
        </tr>        
        <tr>
            <td>age1</td>
            <td><input type="text" name="age1" value="${menu_update.age1}"></td>
        </tr>        
        <tr>
            <td>age2</td>
            <td><input type="text" name="age2" value="${menu_update.age2}"></td>
        </tr>    
        <tr>
            <td>age3</td>
            <td><input type="text" name="age3" value="${menu_update.age3}"></td>
        </tr>
        <tr>
            <td>other</td>
            <td><input type="text" name="other" value="${menu_update.other}"></td>
        </tr>                            
        <tr>
            <td><button type="reset">重置</button></td>
            <td><button type="submit">提交</button></td>
        </tr>                
    </table>

</form>

else if("menu_form".equals(method)){
            
            menu = mbiz.get(Integer.parseInt(id));
            session.setAttribute("menu_update", menu);
            response.sendRedirect("menu_update.jsp");
            
        }else if("menu_update".equals(method)){
            
            String menuname = request.getParameter("menuName");
            String trcode = request.getParameter("trcode");
            String submenu = request.getParameter("submenu");
            String level = request.getParameter("level");
            String action = request.getParameter("action");
            String age1 = request.getParameter("age1");
            String age2 = request.getParameter("age2");
            String age3 = request.getParameter("age3");
            String other = request.getParameter("other");
            
            menu.setId(Integer.parseInt(id));
            menu.setMenuName(menuname);
            menu.setTrcode(trcode);
            menu.setSubmenu(submenu);
            menu.setLevel(Integer.parseInt(level));
            menu.setAction(action);
            menu.setAge1(age1);
            menu.setAge2(age2);
            menu.setAge3(age3);
            menu.setOther(other);
            int rs = mbiz.update(menu);
            if(rs>0){
                request.getRequestDispatcher("LoginServlet?method=munu_manage").forward(request, response);
                return;
            }else{
                request.getRequestDispatcher("LoginServlet?method=munu_manage").forward(request, response);
                return;
            }
        }