/*<%--////////////////////////////////////////////////////GTON原創(chuàng)作品-Struts圖書館管理系統(tǒng)//////////////////////////////////////////////////////////////
////////////所用技術(shù):jsp2.0+servlet2.4+jstl1.1+Struts1.2+sqlserver2000+tomcat5.5/////////////////////////////////////
/////////////////////////////////////////////////////專業(yè)制作網(wǎng)站 專業(yè)制作畢業(yè)設(shè)計////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////QQ:27612285//////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////qq群:20665503////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////求高薪工作一個有意者聯(lián)系本人/////////////////////////////////////////////////////////
////////////////////////////////////////////////////Phone:010-81110277(王先生)///////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////--%>
<%--接 畢業(yè)設(shè)計業(yè)務(wù) 網(wǎng)站業(yè)務(wù) 商業(yè)網(wǎng)站 個人網(wǎng)站 商城系統(tǒng) 企業(yè)主頁 JSP ASP.net PHP !!! 

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*/package com.gton.bean.db;

import java.sql.*;
import com.gton.bean.*;
import com.gton.util.*;
import java.util.*;

public class DataBean {
    private Connection conn = null;

    private ResultSet res = null;

    private java.sql.PreparedStatement prepar = null;

    private java.sql.CallableStatement proc = null;

    public int pagecount = 0;
    public DataBean() { //構(gòu)造函數(shù)
        try {
            Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
            conn = DriverManager
                   .getConnection(
                           "jdbc:microsoft:sqlserver://127.0.0.1:1433;databasename=Book",
                           "sa", "");
            System.out.println("連接成功");
        } catch (SQLException ex) {
            System.out.println(ex.getMessage() + "路徑錯誤");
        } catch (ClassNotFoundException ex) {
            System.out.println(ex.getMessage() + "驅(qū)動錯誤");
        }

    }

    public void Close() { //關(guān)閉方法
        try {
            if (res != null) {
                res.close();
            }
            if (prepar != null) {
                prepar.close();
            }
            if (conn != null) {
                conn.close();
            }
        } catch (SQLException ex) {
            ex.printStackTrace();
        }
        System.out.println("關(guān)閉成功");
    }

/////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////Admin登陸方法/////////////////////////////////////////////////
    public boolean checkAdminLogin(AdminBean ab) { // 驗證登陸

        boolean result = false;
        if (!MyString.checkParameter(ab.getAdmin_Name()
                                     + ab.getAdmin_Pwd())) {
            return result;
        }
        try {
            String sql =
                    "select count(*) from Admin where Admin_Name=? and Admin_Pwd=?";
            prepar = conn.prepareStatement(sql);
            prepar.setString(1, ab.getAdmin_Name());
            prepar.setString(2, ab.getAdmin_Pwd());
            res = prepar.executeQuery();
            if (res.next()) {
                if (res.getInt(1) > 0) {
                    result = true;
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return result;
    }

    public AdminBean getAdminBean(AdminBean ab) { // 獲取AdminBean持久化
        AdminBean admin = null;
        try {
            String sql =
                    "select * from Admin where Admin_Name=? and Admin_Pwd=?";
            prepar = conn.prepareStatement(sql);
            prepar.setString(1, ab.getAdmin_Name());
            prepar.setString(2, ab.getAdmin_Pwd());
            res = prepar.executeQuery();
            if (res.next()) {
                admin = new AdminBean();
                admin.setAdmin_ID(res.getInt("Admin_ID"));
                admin.setAdmin_Name(res.getString("Admin_Name"));
                admin.setAdmin_Pwd(res.getString("Admin_Pwd"));
                admin.setAdmin_Flag(res.getString("Admin_Flag"));
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return admin;
    }

    /////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////User登陸方法/////////////////////////////////////////////////
    public boolean checkUserLogin(UserBean ub) { // 驗證登陸

        boolean result = false;
        if (!MyString.checkParameter(ub.getUsers_Name()
                                     + ub.getUsers_Pwd())) {
            return result;
        }
        try {
            String sql =
                    "select count(*) from Users where Users_Name=? and Users_Pwd=?";
            prepar = conn.prepareStatement(sql);
            prepar.setString(1, ub.getUsers_Name());
            prepar.setString(2, ub.getUsers_Pwd());
            res = prepar.executeQuery();
            if (res.next()) {
                if (res.getInt(1) > 0) {
                    result = true;
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return result;
    }

    public UserBean getUserBean(UserBean ub) { // 獲取UserBean持久化
        UserBean user = null;
        try {
            String sql =
                    "select * from Users where Users_Name=? and Users_Pwd=?";
            prepar = conn.prepareStatement(sql);
            prepar.setString(1, ub.getUsers_Name());
            prepar.setString(2, ub.getUsers_Pwd());
            res = prepar.executeQuery();
            if (res.next()) {
                user = new UserBean();
                user.setUsers_ID(res.getInt("Users_ID"));
                user.setUsers_Name(res.getString("Users_Name"));
                user.setUsers_Pwd(res.getString("Users_Pwd"));
                user.setUsers_Adds(res.getString("Users_Adds"));
                user.setUsers_Class(res.getString("Users_Class"));
                user.setUsers_Count(res.getInt("Users_Count"));
                user.setUsers_Phone(res.getString("Users_Phone"));
                user.setUsers_Sex(res.getString("Users_Sex"));
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return user;
    }

    public UserBean getUserBean(int users_ID) { // 獲取UserBean持久化
        UserBean user = null;
        try {
            String sql =
                    "select * from Users where Users_ID=?";
            prepar = conn.prepareStatement(sql);
            prepar.setInt(1, users_ID);
            res = prepar.executeQuery();
            if (res.next()) {
                user = new UserBean();
                user.setUsers_ID(res.getInt("Users_ID"));
                user.setUsers_Name(res.getString("Users_Name"));
                user.setUsers_Pwd(res.getString("Users_Pwd"));
                user.setUsers_Adds(res.getString("Users_Adds"));
                user.setUsers_Class(res.getString("Users_Class"));
                user.setUsers_Count(res.getInt("Users_Count"));
                user.setUsers_Phone(res.getString("Users_Phone"));
                user.setUsers_Sex(res.getString("Users_Sex"));
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return user;
    }

    /////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////User注冊方法/////////////////////////////////////////////////
    public boolean regUser(UserBean ub) {
        try {
            prepar = conn.prepareStatement(
                    "insert into Users (Users_Name,Users_Pwd,Users_Class,Users_Sex,Users_Count,Users_Phone,Users_Adds) values(?,?,?,?,?,?,?)");
            prepar.setString(1, ub.getUsers_Name());
            prepar.setString(2, ub.getUsers_Pwd());
            prepar.setString(3, ub.getUsers_Class());
            prepar.setString(4, ub.getUsers_Sex());
            prepar.setInt(5, ub.getUsers_Count());
            prepar.setString(6, ub.getUsers_Phone());
            prepar.setString(7, ub.getUsers_Adds());
            int flag = prepar.executeUpdate();
            if (flag == 0) {
                return false;
            }
        } catch (SQLException ex) {
            ex.printStackTrace();
            return false;
        }
        return true;

    }

    public boolean isHasName(String userName) {
        try {
            prepar = conn.prepareStatement(
                    "select count(*) from Users where Users_Name=?");
            prepar.setString(1, userName);
            res = prepar.executeQuery();
            res.next();
            if (res.getInt(1) != 0) {
                return false;
            }
        } catch (SQLException ex) {
            ex.printStackTrace();
            return false;
        } finally {
            this.Close();
        }
        return true;
    }

    public static boolean HasName(String userName) {

        return new DataBean().isHasName(userName);
    }

    /////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////User更新信息方法/////////////////////////////////////////////////
    public boolean updateUserInfo(UserBean ub) {
        try {
            prepar = conn.prepareStatement(
                    "update Users set Users_Name=?,Users_Pwd=?,Users_Class=?,Users_Sex=?,Users_Phone=?,Users_Adds=? where Users_ID=?");
            prepar.setString(1, ub.getUsers_Name());
            prepar.setString(2, ub.getUsers_Pwd());
            prepar.setString(3, ub.getUsers_Class());
            prepar.setString(4, ub.getUsers_Sex());
            prepar.setString(5, ub.getUsers_Phone());
            prepar.setString(6, ub.getUsers_Adds());
            prepar.setInt(7, ub.getUsers_ID());
            int flag = prepar.executeUpdate();
            if (flag == 0) {
                return false;
            }
        } catch (SQLException ex) {
            ex.printStackTrace();
            return false;
        }
        return true;

    }

    /////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////Users獲取User已借書的列表方法/////////////////////////////////////////////////
    public ArrayList getUsersLendList(int users_ID) {
        ArrayList list = new ArrayList();
        try {
            String sql =
                    "select * from BookLend where Users_ID=?";
            prepar = conn.prepareStatement(sql);
            prepar.setInt(1, users_ID);
            res = prepar.executeQuery();
            while (res.next()) {
                LendBean lb = new LendBean();
                lb.setBookLend_ID(res.getInt("BookLend_ID"));
                lb.setBooks_ID(res.getInt("Books_ID"));
                lb.setBookLend_StarTime(res.getString("BookLend_StarTime"));
                lb.setBookLend_EndTime(res.getString("BookLend_EndTime"));
                lb.setUsers_ID(res.getInt("Users_ID"));
                list.add(lb);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return list;

    }

    /////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////Users獲取User已借書的列表方法/////////////////////////////////////////////////
    public ArrayList getUsersList(int count, int page) {
        ArrayList list = new ArrayList();
        try {
            proc = conn.prepareCall("{call UsersPage (?,?,?)}");
            proc.setInt(1, page);
            proc.setInt(2, count);
            proc.registerOutParameter(3, Types.INTEGER);
            res = proc.executeQuery();
            while (res.next()) {
                UserBean ub = new UserBean();
                ub.setUsers_ID(res.getInt(1));
                ub.setUsers_Name(res.getString(2));
                ub.setUsers_Pwd(res.getString(3));
                ub.setUsers_Class(res.getString(4));
                ub.setUsers_Sex(res.getString(5));
                ub.setUsers_Count(res.getInt(6));
                ub.setUsers_Phone(res.getString(7));
                ub.setUsers_Adds(res.getString(8));
                list.add(ub);
            }
            pagecount = proc.getInt(3);
        } catch (SQLException ex) {
            System.out.println("服務(wù)器異常發(fā)生在 getUsersList()");
            ex.printStackTrace();
        }
        return list;
    }

/////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////User刪除方法/////////////////////////////////////////////////
    public boolean deleteUsers(int users_ID) {
        try {
            prepar = conn.prepareStatement(
                    "delete Users where Users_ID=?");
            prepar.setInt(1, users_ID);
            int flag = prepar.executeUpdate();
            if (flag == 0) {