userupdate.java~4~

来自「教材管理系统」· JAVA~4~ 代码 · 共 212 行

package bookmanager;

import javax.swing.*;
import com.borland.jbcl.layout.*;
import java.awt.*;
import java.sql.*;
import java.awt.event.*;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public class userUpdate
    extends JFrame {
  //定义结果集
  ResultSet rs;
//定义数据库操作对象
  private DBManager db = new DBManager();

  XYLayout xYLayout1 = new XYLayout();
  JButton jButtonCancel = new JButton();
  JLabel jLabel2 = new JLabel();
  JButton jButtonOK = new JButton();
  JPasswordField jPasswordold = new JPasswordField();
  JLabel jLabel1 = new JLabel();
  JTextField jTextFieldusername = new JTextField();
  JPasswordField jPasswordnew = new JPasswordField();
  JLabel jLabel3 = new JLabel();
  JPasswordField jPasswordnewconfirm = new JPasswordField();
  JLabel jLabel4 = new JLabel();
  JLabel jLabel5 = new JLabel();
  JTextField jTextField1 = new JTextField();
  JLabel jLabel6 = new JLabel();
  JTextField jTextField2 = new JTextField();
  JLabel jLabel7 = new JLabel();
  JTextField jTextField3 = new JTextField();
  JLabel jLabel8 = new JLabel();
  JTextField jTextField4 = new JTextField();
  JLabel jLabel9 = new JLabel();
  JTextField jTextField5 = new JTextField();
  JLabel jLabel10 = new JLabel();

  public userUpdate() {
    try {
      jbInit();
    }
    catch (Exception e) {
      e.printStackTrace();
    }
  }

  public static void main(String[] args) {
    userUpdate userUpdate = new userUpdate();
  }

  private void jbInit() throws Exception {
    jTextFieldusername.setText("");
    jTextFieldusername.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel1.setText("用户名");
    jLabel1.setFont(new java.awt.Font("Dialog", 0, 16));
    jPasswordold.setFont(new java.awt.Font("Dialog", 0, 16));
    jPasswordold.setText("");
    jButtonOK.setText("更新");
    jButtonOK.addMouseListener(new userUpdate_jButtonOK_mouseAdapter(this));
    jButtonOK.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel2.setText("原密码");
    jLabel2.setFont(new java.awt.Font("Dialog", 0, 16));
    jButtonCancel.setText("取消");
    jButtonCancel.addMouseListener(new userUpdate_jButtonCancel_mouseAdapter(this));
    jButtonCancel.setFont(new java.awt.Font("Dialog", 0, 16));
    this.getContentPane().setLayout(xYLayout1);
    xYLayout1.setWidth(578);
    xYLayout1.setHeight(397);
    jLabel3.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel3.setText("新密码");
    jPasswordnew.setFont(new java.awt.Font("Dialog", 0, 16));
    jPasswordnew.setText("");
    jPasswordnewconfirm.setText("");
    jPasswordnewconfirm.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel4.setText("确认新密码");
    jLabel4.setFont(new java.awt.Font("Dialog", 0, 16));
    this.setTitle("更改密码");
    jLabel5.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel5.setText("所在专业");
    jTextField1.setFont(new java.awt.Font("Dialog", 0, 16));
    jTextField1.setText("");
    jLabel6.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel6.setText("所在院系");
    jTextField2.setFont(new java.awt.Font("Dialog", 0, 16));
    jTextField2.setText("");
    jLabel7.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel7.setText("联系电话");
    jTextField3.setFont(new java.awt.Font("Dialog", 0, 16));
    jTextField3.setText("");
    jLabel8.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel8.setText("专业人数");
    jTextField4.setFont(new java.awt.Font("Dialog", 0, 16));
    jTextField4.setText("");
    jLabel9.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel9.setText("入学时间");
    jTextField5.setFont(new java.awt.Font("Dialog", 0, 16));
    jTextField5.setText("");
    jLabel10.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel10.setText("形如：2007-09-01");
    this.getContentPane().add(jLabel1,  new XYConstraints(37, 40, 54, 34));
    this.getContentPane().add(jLabel2,  new XYConstraints(36, 86, 53, 34));
    this.getContentPane().add(jLabel3,  new XYConstraints(34, 136, 62, 30));
    this.getContentPane().add(jLabel4,  new XYConstraints(31, 190, 89, 30));
    this.getContentPane().add(jLabel9,    new XYConstraints(33, 245, 75, 30));
    this.getContentPane().add(jPasswordold,   new XYConstraints(126, 83, 150, 32));
    this.getContentPane().add(jTextFieldusername,  new XYConstraints(125, 34, 151, 33));
    this.getContentPane().add(jPasswordnew,  new XYConstraints(125, 132, 150, 31));
    this.getContentPane().add(jPasswordnewconfirm,  new XYConstraints(126, 185, 148, 31));
    this.getContentPane().add(jTextField5, new XYConstraints(124, 244, 156, -1));
    this.getContentPane().add(jLabel7, new XYConstraints(304, 130, 94, 34));
    this.getContentPane().add(jLabel6,  new XYConstraints(301, 83, 91, 31));
    this.getContentPane().add(jLabel5, new XYConstraints(301, 38, 80, 25));
    this.getContentPane().add(jLabel8, new XYConstraints(305, 185, 82, 26));
    this.getContentPane().add(jTextField1, new XYConstraints(381, 30, 149, 33));
    this.getContentPane().add(jTextField2, new XYConstraints(383, 81, 147, 28));
    this.getContentPane().add(jTextField3, new XYConstraints(383, 130, 155, -1));
    this.getContentPane().add(jTextField4, new XYConstraints(377, 181, 153, 32));
    this.getContentPane().add(jButtonOK,  new XYConstraints(203, 328, 77, 31));
    this.getContentPane().add(jButtonCancel, new XYConstraints(279, 328, 74, 32));
    this.getContentPane().add(jLabel10,     new XYConstraints(306, 247, 140, 27));
  }

  void jButtonCancel_mouseClicked(MouseEvent e) {
    this.dispose();
  }

  void jButtonOK_mouseClicked(MouseEvent e) {
    String strSQL;
    //校验用户名是否为空
    if (jTextFieldusername.getText().trim().equals("")) {
      JOptionPane.showMessageDialog(null, "用户名不许为空！");
      return;
    }
    //校验原密码是否为空
    if (jPasswordold.getText().trim().equals("")) {
      JOptionPane.showMessageDialog(null, "密码不许为空！");
      return;
    }
    //检验用户两次输入的密码是否一致
    if (!jPasswordnewconfirm.getText().trim().equals(jPasswordnew.getText().
        trim())) {
      JOptionPane.showMessageDialog(null, "两次输入的密码不一致！");
      return;
    }
    //检验用户名是否存在
    strSQL = "select * from user where Username='" +
        jTextFieldusername.getText().trim() + "' and Password='" +
        jPasswordold.getText().trim() + "'";
    rs = db.getResult(strSQL);
    boolean isexist = false;
    try {
      isexist = rs.first();
    }
    catch (SQLException ex1) {
    }
    //若用户名不存在，提示警告信息提醒用户从新输入
    if (!isexist)

    {
      JOptionPane.showMessageDialog(null, "用户名不存在，或原密码不正确！");
    }
    //若存在，执行更新操作
    else {
      //生成更新sql语句
      strSQL = "update user set Password='" + jPasswordnew.getText().trim() +
          "' where Username='" + jTextFieldusername.getText().trim() + "'";
      //由数据库操作对象执行数据库操作，并返回操作成功失败的提示信息
      if (db.executeSql(strSQL)) {
        JOptionPane.showMessageDialog(null, "成功更新！");
      }
      else {
        JOptionPane.showMessageDialog(null, " 更新失败，请重新操作！");
      }
    }
  }
}

class userUpdate_jButtonCancel_mouseAdapter
    extends java.awt.event.MouseAdapter {
  userUpdate adaptee;

  userUpdate_jButtonCancel_mouseAdapter(userUpdate adaptee) {
    this.adaptee = adaptee;
  }

  public void mouseClicked(MouseEvent e) {
    adaptee.jButtonCancel_mouseClicked(e);
  }
}

class userUpdate_jButtonOK_mouseAdapter
    extends java.awt.event.MouseAdapter {
  userUpdate adaptee;

  userUpdate_jButtonOK_mouseAdapter(userUpdate adaptee) {
    this.adaptee = adaptee;
  }

  public void mouseClicked(MouseEvent e) {
    adaptee.jButtonOK_mouseClicked(e);
  }
}