登录注册及书籍管理功能

  • 登录注册
    • 实体类
    • dao包
    • web包
  • 书籍管理
    • 实体类
    • dao包
    • web包
    • mvc.xml的配置
  • 界面代码及效果
    • 界面代码
    • 样式
    • 界面效果

登录注册

登录注册所需要用的的实体类，dao包，web包

实体类

User用户表（用户表中的type类型分为 1 跟2 ，1 代表着老板 ，2 代表着客户）

package com.tang.entity;
/*** * @author tangxinlian**2020年7月1日 上午10:11:01*/
public class User {private long id;private String name;//用户名private String pwd;//密码private int type;//类型public long getId() {return id;}public void setId(long id) {this.id = id;}public String getName() {return name;}public void setName(String name) {this.name = name;}public String getPwd() {return pwd;}public void setPwd(String pwd) {this.pwd = pwd;}public int getType() {return type;}public void setType(int type) {this.type = type;}public User() {super();}public User(long id, String name, String pwd, int type) {super();this.id = id;this.name = name;this.pwd = pwd;this.type = type;}@Overridepublic String toString() {return "User [id=" + id + ", name=" + name + ", pwd=" + pwd + ", type=" + type + "]";}
}

dao包

UserDao 中写了登录，注册的方法

package com.tang.dao;import java.util.List;import com.tang.entity.User;
import com.tang.util.BaseDao;
import com.tang.util.StringUtils;public class UserDao extends BaseDao<User>{//登录public User login(User user) throws Exception {String name = user.getName();String pwd = user.getPwd();String sql = "select * from t_easyui_user where true";if(StringUtils.isNotBlank(name)) {sql += " and name = '"+name+"'";}if(StringUtils.isNotBlank(pwd)) {sql += " and pwd = '"+pwd+"'";}List<User> list = super.executeQuery(sql, null, User.class);if(list.size() == 0) {return null;}return list.get(0);      }//注册public int add(User user) throws Exception {String sql = "insert into t_easyui_user(name,pwd) values(?,?)";return super.executeUpdate(sql, user, new String[] {"name","pwd"});}}

web包

UserAction 中写 你登录成功会跳转到那个界面，如果你没有登录成功会跳回登录界面；注册界面是你注册成功跳转到登录界面，没有成功回到注册界面

package com.tang.web;import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;import com.tang.dao.UserDao;
import com.tang.entity.User;
import com.zking.framework.ActionSupport;
import com.zking.framework.ModelDriven;public class UserAction extends ActionSupport implements ModelDriven<User>{private User user = new User();private UserDao UserDao = new UserDao();@Overridepublic User getModel() {return user;}public String login(HttpServletRequest req,HttpServletResponse resp) {try {User current = this.UserDao.login(user);if(current == null) {
//              如果数据库没有这个用户，那么跳转回登录页面return "login";}req.getSession().setAttribute("currentUser", current);} catch (Exception e) {e.printStackTrace();return "login";}return "mainTemp";     }public String add(HttpServletRequest req,HttpServletResponse resp) {try {this.UserDao.add(user);} catch (Exception e) {e.printStackTrace();return "register";}return "login";}}

书籍管理

书籍管理所需要用的的实体类，dao包，web包

实体类

书籍信息表 book

package com.tang.entity;import java.util.Date;import com.fasterxml.jackson.annotation.JsonFormat;
import com.tang.util.PinYinUtil;
/*** * @author tangxinlian**2020年7月1日 上午10:00:45**ctrl+shift+o 快速导包*/
public class Book {private long id;private String name;//书籍名称private String pinyin;//拼音private long cid;//书籍分类private String author;//作者private float price;//价格private String image="暂无图片";//图片路径private String publishing;//出版社private String description;//描述private int state;//书籍状态（1 未上架  2已上架  3已下架  默认值1）@JsonFormat(pattern="yyyy-MM-dd",timezone = "GMT+8")private Date deployTime;//上架时间private int sales;//销量public void setName(String name) {this.name = name;this.pinyin = PinYinUtil.getAllPingYin(name);}public long getId() {return id;}public void setId(long id) {this.id = id;}public String getName() {return name;}public String getPinyin() {return pinyin;}public void setPinyin(String pinyin) {this.pinyin = pinyin;}public long getCid() {return cid;}public void setCid(long cid) {this.cid = cid;}public String getAuthor() {return author;}public void setAuthor(String author) {this.author = author;}public float getPrice() {return price;}public void setPrice(float price) {this.price = price;}public String getImage() {return image;}public void setImage(String image) {this.image = image;}public String getPublishing() {return publishing;}public void setPublishing(String publishing) {this.publishing = publishing;}public String getDescription() {return description;}public void setDescription(String description) {this.description = description;}public int getState() {return state;}public void setState(int state) {this.state = state;}public Date getDeployTime() {return deployTime;}public void setDeployTime(Date deployTime) {this.deployTime = deployTime;}public int getSales() {return sales;}public void setSales(int sales) {this.sales = sales;}public Book(long id, String name, String pinyin, long cid, String author, float price, String image,String publishing, String description, int state, Date deployTime, int sales) {super();this.id = id;this.name = name;this.pinyin = pinyin;this.cid = cid;this.author = author;this.price = price;this.image = image;this.publishing = publishing;this.description = description;this.state = state;this.deployTime = deployTime;this.sales = sales;}public Book() {super();}@Overridepublic String toString() {return "Book [id=" + id + ", name=" + name + ", pinyin=" + pinyin + ", cid=" + cid + ", author=" + author+ ", price=" + price + ", image=" + image + ", publishing=" + publishing + ", description="+ description + ", state=" + state + ", deployTime=" + deployTime + ", sales=" + sales + "]";}
}

书籍类别表 Category

package com.tang.entity;
/*** * @author tangxinlian**2020年7月1日 上午10:07:13*/
public class Category {private long id;private String name;//类别（玄幻、科幻等等...）public long getId() {return id;}public void setId(long id) {this.id = id;}public String getName() {return name;}public void setName(String name) {this.name = name;}public Category(long id, String name) {super();this.id = id;this.name = name;}public Category() {super();}@Overridepublic String toString() {return "Category [id=" + id + ", name=" + name + "]";}}

权限表 Permission

package com.tang.entity;
/*** * @author tangxinlian**2020年7月1日 上午10:07:34*/
public class Permission {private long id;//权限idprivate String name;//权限名字private String description;//权限描述private String url;//菜单路径private long pid;//父权限private int ismenu;//是否为菜单（1 菜单  2 按钮）private long displayno;//展现顺序public long getId() {return id;}public void setId(long id) {this.id = id;}public String getName() {return name;}public void setName(String name) {this.name = name;}public String getDescription() {return description;}public void setDescription(String description) {this.description = description;}public String getUrl() {return url;}public void setUrl(String url) {this.url = url;}public long getPid() {return pid;}public void setPid(long pid) {this.pid = pid;}public int getIsmenu() {return ismenu;}public void setIsmenu(int ismenu) {this.ismenu = ismenu;}public long getDisplayno() {return displayno;}public void setDisplayno(long displayno) {this.displayno = displayno;}public Permission() {super();}public Permission(long id, String name, String description, String url, long pid, int ismenu, long displayno) {super();this.id = id;this.name = name;this.description = description;this.url = url;this.pid = pid;this.ismenu = ismenu;this.displayno = displayno;}@Overridepublic String toString() {return "Permission [id=" + id + ", name=" + name + ", description=" + description + ", url=" + url + ", pid="+ pid + ", ismenu=" + ismenu + ", displayno=" + displayno + "]";}
}

用户角色权限中间表 RolePermission

package com.tang.entity;
/*** * @author tangxinlian**2020年7月1日 上午10:07:45*/
public class RolePermission {private long rid;//用户角色private long pid;//用户权限public long getRid() {return rid;}public void setRid(long rid) {this.rid = rid;}public long getPid() {return pid;}public void setPid(long pid) {this.pid = pid;}public RolePermission() {super();}public RolePermission(long rid, long pid) {super();this.rid = rid;this.pid = pid;}@Overridepublic String toString() {return "RolePermission [rid=" + rid + ", pid=" + pid + "]";}}

dao包

BookDao 中写了查询 跟增加 的方法

package com.tang.dao;import java.util.List;import com.tang.entity.Book;
import com.tang.util.BaseDao;
import com.tang.util.PageBean;
import com.tang.util.StringUtils;public class BookDao extends BaseDao<Book>{//    查询public List<Book> list(Book book,PageBean pageBean) throws Exception{String sql = "select * from t_easyui_book where true ";String name = book.getName();long cid = book.getCid();int state = book.getState();if(StringUtils.isNotBlank(name)) {sql += " and name like '%"+name+"%'";}if(state != 0) {sql += " and state ="+state;}if(cid != 0) {sql += " and cid ="+cid;}return super.executeQuery(sql, pageBean, Book.class);}//    新增public int add(Book book) throws Exception {String sql = "insert into t_easyui_book(name,pinyin,cid,author,price,image,publishing,description,state,deployTime,sales) " +"values(?,?,?,?,?,?,?,?,?,now(),?)";return super.executeUpdate(sql, book, new String[]{"name", "pinyin", "cid", "author", "price", "image", "publishing", "description", "state", "sales"});}}

CategoryDao 中写了查询方法

package com.tang.dao;import java.util.List;import com.tang.entity.Category;
import com.tang.util.BaseDao;
import com.tang.util.PageBean;public class CategoryDao extends BaseDao<Category>{//查询书籍分类public List<Category> list(Category category,PageBean pageBean) throws Exception{String sql = "select * from t_easyui_category where true";return super.executeQuery(sql, pageBean, Category.class);}}

PermissionDao 中写了 树形菜单加载和 通过ids 查出ids指定的树形菜单

package com.tang.dao;import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;import com.tang.entity.Permission;
import com.tang.util.BaseDao;
import com.tang.util.BuildTree;
import com.tang.vo.TreeVo;public class PermissionDao extends BaseDao<Permission>{//树形菜单加载public List<Permission> menuTree() throws Exception{String sql = "select * from t_easyui_permission where true"; return super.executeQuery(sql, null, Permission.class);}//通过ids 查出ids指定的树形菜单public List<Permission> menuTree(String ids) throws Exception{String sql = "select * from t_easyui_permission where id in ("+ids+") "; return super.executeQuery(sql, null, Permission.class);}//树形菜单加载public List<TreeVo<Permission>> menuTreeHandler() throws Exception{List<Permission> permissions = this.menuTree();List<TreeVo<Permission>> nodes = new ArrayList<>();TreeVo<Permission> node;for (Permission permission : permissions) {node = new TreeVo<>();node.setId(String.valueOf(permission.getId()));node.setText(permission.getName());node.setParentId(String.valueOf(permission.getPid()));Map map = new HashMap();map.put("self", permission);node.setAttributes(map);nodes.add(node);}return BuildTree.buildList(nodes, "0");}public List<TreeVo<Permission>> menuTreeHandler(String pids) throws Exception {List<Permission> permissions = this.menuTree(pids);List<TreeVo<Permission>> nodes = new ArrayList<>();TreeVo<Permission> node;for (Permission permission : permissions) {node = new TreeVo<>();node.setId(String.valueOf(permission.getId()));node.setText(permission.getName());node.setParentId(String.valueOf(permission.getPid()));Map map = new HashMap();map.put("self",permission);node.setAttributes(map);nodes.add(node);}return BuildTree.buildList(nodes,"0");}}

RolePermissionDao 中写了 获取角色对应的权限id

package com.tang.dao;import java.util.List;import com.tang.entity.RolePermission;
import com.tang.util.BaseDao;public class RolePermissionDao extends BaseDao<RolePermission>{//  获取角色对应的权限idpublic List<RolePermission> getPids(long rid) throws Exception {String sql = "select * from t_easyui_role_permission where rid = " + rid;return super.executeQuery(sql, null, RolePermission.class);}}

web包

CategoryAction

package com.tang.web;import java.util.List;import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;import com.tang.dao.CategoryDao;
import com.tang.entity.Category;
import com.tang.util.ResponseUtil;
import com.zking.framework.ActionSupport;
import com.zking.framework.ModelDriven;public class CategoryAction extends ActionSupport implements ModelDriven<Category>{private Category category = new Category();private CategoryDao categoryDao = new CategoryDao();@Overridepublic Category getModel() {return category;}public String list(HttpServletRequest req,HttpServletResponse resp) {try {List<Category> list = categoryDao.list(category, null);ResponseUtil.writeJson(resp, list);} catch (Exception e) {e.printStackTrace();}return null;}}

PermissionAction

package com.tang.web;import java.util.List;import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;import com.fasterxml.jackson.databind.ObjectMapper;
import com.tang.dao.PermissionDao;
import com.tang.dao.RolePermissionDao;
import com.tang.entity.Permission;
import com.tang.entity.RolePermission;
import com.tang.entity.User;
import com.tang.util.ResponseUtil;
import com.tang.vo.TreeVo;
import com.zking.framework.ActionSupport;
import com.zking.framework.ModelDriven;public class PermissionAction extends ActionSupport implements ModelDriven<Permission>{private Permission permission = new Permission();private PermissionDao permissionDao = new PermissionDao();private RolePermissionDao rolePermissionDao = new RolePermissionDao();@Overridepublic Permission getModel() {return permission;}public String menuTree(HttpServletRequest req,HttpServletResponse resp) {ObjectMapper om = new ObjectMapper();User currentUser = (User) req.getSession().getAttribute("currentUser");try {List<RolePermission> pids = rolePermissionDao.getPids(currentUser.getType());StringBuilder sb = new StringBuilder();for (RolePermission pid : pids) {sb.append(",").append(pid.getPid());}List<TreeVo<Permission>> treeVos = this.permissionDao.menuTreeHandler(sb.substring(1));String json = om.writeValueAsString(treeVos);ResponseUtil.write(resp, json);;} catch (Exception e) {e.printStackTrace();}return null;}}

mvc.xml的配置

mvc.xml

<?xml version="1.0" encoding="UTF-8"?>
<config><!--用户相关业务--><action path="/user" type="com.tang.web.UserAction"><forward name="login" path="/login.jsp" redirect=""/><forward name="register" path="/register.jsp" redirect=""/><forward name="mainTemp" path="/bg/mainTemp.jsp" redirect="false"/></action><!--权限相关业务--><action path="/permission" type="com.tang.web.PermissionAction"></action><!--书籍相关业务--><action path="/book" type="com.tang.web.BookAction"><forward name="findBook" path="/fg/findBook.jsp" redirect="false"/></action><!--书籍类别相关业务--><action path="/category" type="com.tang.web.CategoryAction"></action></config>

界面代码及效果

界面代码

login 登录界面

<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>网上书城登录</title><link href="https://cdn.bootcss.com/twitter-bootstrap/4.4.1/css/bootstrap.css" rel="stylesheet"><link href="${pageContext.request.contextPath}/static/css/fg.css" rel="stylesheet"><script src="https://cdn.bootcss.com/jquery/1.12.4/jquery.js"></script><script src="https://cdn.bootcss.com/twitter-bootstrap/4.4.1/js/bootstrap.js"></script>
</head>
<body><form class="form-signin" action="${pageContext.request.contextPath}/user.action?methodName=login" method="post"><div class="text-center mb-4"><img class="mb-4" src="/docs/assets/brand/bootstrap-solid.svg" alt="" width="72" height="72"><h1 class="h3 mb-3 font-weight-normal">用户登录</h1>              </div><div class="form-label-group"><input type="text" id="name" name="name" class="form-control" placeholder="请输入用户名..." required autofocus></div>         </br><div class="form-label-group"><input type="password" id="pwd" name="pwd" class="form-control" placeholder="请输入密码..." required></div></br><div class="checkbox mb-3"><label><input type="checkbox" value="remember-me"> Remember me</label></div><button class="btn btn-lg btn-primary btn-block" type="submit">登录</button><p class="mt-5 mb-3 text-muted text-center">&copy; 2017-2020</p></form></body>
</html>

register 注册界面

<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>网上书城注册</title>
<link href="https://cdn.bootcss.com/twitter-bootstrap/4.4.1/css/bootstrap.css" rel="stylesheet"><link href="${pageContext.request.contextPath}/static/css/fg.css" rel="stylesheet"><script src="https://cdn.bootcss.com/jquery/1.12.4/jquery.js"></script><script src="https://cdn.bootcss.com/twitter-bootstrap/4.4.1/js/bootstrap.js"></script>
</head>
<body><form class="form-signin" action="${pageContext.request.contextPath}/user.action?methodName=add" method="post"><div class="text-center mb-4"><img class="mb-4" src="/docs/assets/brand/bootstrap-solid.svg" alt="" width="72" height="72"><h1 class="h3 mb-3 font-weight-normal">用户注册</h1>                </div><div class="form-label-group"><input type="text" id="name" name="name" class="form-control" placeholder="请输入用户名..." required autofocus></div>         </br><div class="form-label-group"><input type="password" id="pwd" name="pwd" class="form-control" placeholder="请输入密码..." required></div></br><div class="checkbox mb-3"><label><input type="checkbox" value="remember-me"> Remember me</label></div><button class="btn btn-lg btn-primary btn-block" type="submit">注册</button><p class="mt-5 mb-3 text-muted text-center">&copy; 2017-2020</p></form></body>
</html>

mainTemp 后台管理

<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head><title>后管主界面</title><link rel="stylesheet" type="text/css"href="${pageContext.request.contextPath}/static/js/easyui/themes/default/easyui.css"><link rel="stylesheet" type="text/css" href="${pageContext.request.contextPath}/static/js/easyui/themes/icon.css"><script src="https://cdn.bootcss.com/jquery/1.12.4/jquery.js"></script><script type="text/javascript"src="${pageContext.request.contextPath}/static/js/easyui/jquery.easyui.min.js"></script><script src="${pageContext.request.contextPath}/static/js/main.js"></script>
</head>
<body class="easyui-layout">
<<input type="text" name="ctx" id="ctx" value="${pageContext.request.contextPath}">
<div data-options="region:'north',border:false" style="height:60px;background:#B3DFDA;padding:10px">网上书城</div>
<div data-options="region:'west',split:true,title:'West'" style="width:150px;padding:10px;"><ul id="bookMenus"></ul>
</div>
<div data-options="region:'south',border:false" style="height:50px;background:#A9FACD;padding:10px;">底部版权</div>
<div data-options="region:'center',title:'Center'"><div id="bookTabs" class="easyui-tabs" style="width:100%;height:100%;"><div title="首页" style="padding:20px;display:none;">欢迎来到网上书城</div></div>
</div>
</body>
</html>

addBook 书籍新增

<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<link rel="stylesheet" type="text/css"href="${pageContext.request.contextPath}/static/js/easyui/themes/default/easyui.css"><link rel="stylesheet" type="text/css" href="${pageContext.request.contextPath}/static/js/easyui/themes/icon.css"><script src="https://cdn.bootcss.com/jquery/1.12.4/jquery.js"></script><script type="text/javascript"src="${pageContext.request.contextPath}/static/js/easyui/jquery.easyui.min.js"></script><script src="${pageContext.request.contextPath}/static/js/main.js"></script>
<title>书籍新增</title>
</head>
<body><div style="margin:20px 0;"></div>
<div class="easyui-panel" title="新增书籍" style="width:100%;padding:30px 60px;"><form id="ff" action="${pageContext.request.contextPath}/book.action?methodName=add" method="post"><div style="margin-bottom:20px"><input class="easyui-textbox" name="name" style="width:100%" data-options="label:'书名:',required:true"></div><div style="margin-bottom:20px"><input id="cid" name="cid" value="" label="类别" >          </div><div style="margin-bottom:20px"><input class="easyui-textbox" name="author" style="width:100%" data-options="label:'作者:',required:true"></div><div style="margin-bottom:20px"><input class="easyui-textbox" name="price" style="width:100%"data-options="label:'价格:',required:true"></div><div style="margin-bottom:20px"><input class="easyui-textbox" name="publishing" style="width:100%"data-options="label:'出版社:',required:true"></div><div style="margin-bottom:20px"><input class="easyui-textbox" name="description" style="width:100%;height:60px"data-options="label:'简介:',required:true"></div><%--默认未上架--%><input type="hidden" name="state" value="1"><%--默认起始销量为0--%><input type="hidden" name="sales" value="0"></form><div style="text-align:center;padding:5px 0"><a href="javascript:void(0)" class="easyui-linkbutton" onclick="submitForm()" style="width:80px">Submit</a><a href="javascript:void(0)" class="easyui-linkbutton" onclick="clearForm()" style="width:80px">Clear</a></div>
</div>
<script>$(function () {$('#cid').combobox({url:'${pageContext.request.contextPath}/category.action?methodName=list',valueField:'id',textField:'name'});});function submitForm() {$('#ff').form('submit',{success:function (param) {$('#ff').form('clear');}});}function clearForm() {$('#ff').form('clear');}
</script></body>
</html>

样式

fg 登录注册界面所用到的css样式

.form-signin{height: 600px;width: 400px;position: relative;left: 35%;top: 80%;margin-top: 150px;
}

main.js 样式

$(function () {var ctx  = $("#ctx").val();$('#bookMenus').tree({url:ctx+'/permission.action?methodName=menuTree',onClick: function(node){// alert(node.text);  // 在用户点击的时候提示// alert($('#bookTabs').tabs('exists',node.text));if($('#bookTabs').tabs('exists',node.text)){$('#bookTabs').tabs('select',node.text)}else {var url = node.attributes.self.url;if(url){var content = '<iframe width="100%" height="100%" src="'+ctx+url+'"></iframe>>';$('#bookTabs').tabs('add',{title:node.text,content:content,closable:true,tools:[{// iconCls:'icon-mini-refresh',// handler:function(){//     alert('refresh');// }}]});}}}});});

界面效果

登录注册界面


书籍新增界面

后台管理界面
登录为老板的后台管理界面

登录为客户的后台管理界面

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