userpasswordfrm.java~9~

JAVA编写的登陆窗体

package loginexample;

import java.awt.*;

import javax.swing.*;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2007</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class userpasswordfrm extends JFrame {
    public userpasswordfrm() {
        try {
            jbInit();
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    private void jbInit() throws Exception {
        getContentPane().setLayout(null);
        jLabel1.setText("用户名：");
        jLabel1.setBounds(new Rectangle(21, 54, 99, 27));
        jLabel4.setText("确认密码：");
        jLabel4.setBounds(new Rectangle(20, 222, 115, 27));
        jPasswordField2.setBounds(new Rectangle(161, 177, 128, 35));
        jPasswordField1.setBounds(new Rectangle(161, 110, 127, 35));
        jLabel3.setText("新密码：");
        jLabel3.setBounds(new Rectangle(20, 180, 113, 27));
        jLabel2.setText("原始密码：");
        jLabel2.setBounds(new Rectangle(19, 125, 128, 27));
        this.getContentPane().add(jTextField1);
        jButton2.setBounds(new Rectangle(218, 286, 123, 37));
        jButton2.setText("取消");
        jButton1.setBounds(new Rectangle(86, 286, 123, 37));
        jButton1.setText("确定");
        jButton1.addActionListener(new userpasswordfrm_jButton1_actionAdapter(this));
        jPasswordField3.setBounds(new Rectangle(160, 221, 129, 35));
        this.getContentPane().add(jPasswordField2);
        this.getContentPane().add(jPasswordField3);
        this.getContentPane().add(jButton1);
        this.getContentPane().add(jButton2);
        this.getContentPane().add(jPasswordField1);
        this.getContentPane().add(jLabel2);
        this.getContentPane().add(jLabel3);
        this.getContentPane().add(jLabel4);
        this.getContentPane().add(jLabel1);
        jTextField1.setBounds(new Rectangle(162, 56, 127, 33));
    }

    JLabel jLabel1 = new JLabel();
    JTextField jTextField1 = new JTextField();
    JLabel jLabel2 = new JLabel();
    JLabel jLabel3 = new JLabel();
    JPasswordField jPasswordField1 = new JPasswordField();
    JPasswordField jPasswordField2 = new JPasswordField();
    JLabel jLabel4 = new JLabel();
    JPasswordField jPasswordField3 = new JPasswordField();
    JButton jButton1 = new JButton();
    JButton jButton2 = new JButton();
    DBCON db = new DBCON();
    public void jButton1_actionPerformed(ActionEvent e) {
        String strname = jTextField1.getText().trim();
        char ch[] = jPasswordField1.getPassword();
        String stroldpass = new String(ch);
        char ch1[] = jPasswordField2.getPassword();
        String strnewpass = new String(ch1);
        char ch2[] = jPasswordField3.getPassword();
        String strnewpass1 = new String(ch2);
        if (strname.length() == 0 | stroldpass.length() == 0) {
            JOptionPane.showMessageDialog(this, "不能为空~");
        } else {
            if (strnewpass.equals(strnewpass1)) {
                //2-7
                boolean bb = db.selectusername(strname);
                if (bb == true) {
                    if (db.password.equals(stroldpass)) {
                        boolean b = db.updateuser(strnewpass, strname,
                                                  stroldpass);
                        if (b == true) {
                            JOptionPane.showMessageDialog(this, "修改成功！");

                        } else {
                            JOptionPane.showMessageDialog(this, "修改失败！");

                        }

                    } else {
                        JOptionPane.showMessageDialog(this, "密码错误!");
                    }
                } else {

                    JOptionPane.showMessageDialog(this, "用户不存在!");

                }
            } else {
                JOptionPane.showMessageDialog(this, "密码不一致！");

            }

            //
//           boolean b=db.updateuser(strnewpass,strname,stroldpass) ;
//           if(b==true)
//           {
//               JOptionPane.showMessageDialog(this,"修改成功！");
//
//           }
//           else{
//               JOptionPane.showMessageDialog(this,"修改失败！");
//
//           }

        }

    }

}
    class userpasswordfrm_jButton1_actionAdapter implements ActionListener {
        private userpasswordfrm adaptee;
        userpasswordfrm_jButton1_actionAdapter(userpasswordfrm adaptee) {
            this.adaptee = adaptee;
        }

        public void actionPerformed(ActionEvent e) {
            adaptee.jButton1_actionPerformed(e);
        }
    }