modifypwd.java

医疗管理系统

package cliniquemanager;

import java.awt.BorderLayout;
import java.awt.Frame;

import java.sql.*;
import javax.swing.*;
import java.awt.Rectangle;
import java.awt.Dimension;
import javax.swing.JLabel;
import javax.swing.JButton;
import javax.swing.JPasswordField;
import javax.swing.JTextField;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * <p>Title: CliniqueManager</p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2007</p>
 *
 * <p>Company: shine</p>
 *
 * @author robin
 * @version 1.0
 */
public class ModifyPWD extends JDialog {
    JPanel panel1 = new JPanel();
    JLabel lblOldPwd = new JLabel();
    JButton btnOK = new JButton();
    JPasswordField pfOldPwd = new JPasswordField();
    JLabel lblUsername = new JLabel();
    JTextField tfUsername = new JTextField();
    JButton btnCancle = new JButton();
    JPasswordField pfNewPwd1 = new JPasswordField();
    JLabel lblNewPwd2 = new JLabel();
    JPasswordField pfNewPwd2 = new JPasswordField();
    JLabel lblNewPwd1 = new JLabel();


    public ModifyPWD(Frame owner, String title, boolean modal) {
        super(owner, title, modal);
        try {
            setDefaultCloseOperation(DISPOSE_ON_CLOSE);
            jbInit();
            pack();
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    public ModifyPWD() {
        this(new Frame(), "修改密码", false);
    }

    private void jbInit() throws Exception {
        this.setSize(new Dimension(300, 340));
        this.setPreferredSize(new Dimension(300, 340));
        panel1.setLayout(null);
        lblOldPwd.setText("旧密码(*)：");
        lblOldPwd.setBounds(new Rectangle(32, 81, 100, 30));
        btnOK.setBounds(new Rectangle(35, 249, 100, 30));
        btnOK.setText("确定");
        btnOK.addActionListener(new ModifyPWD_btnOK_actionAdapter(this));
        pfOldPwd.setBounds(new Rectangle(110, 83, 153, 30));
        lblUsername.setText("用户名(*)：");
        lblUsername.setBounds(new Rectangle(32, 32, 100, 31));
        lblUsername.setEnabled(false);
        tfUsername.setEnabled(false);
        tfUsername.setBounds(new Rectangle(110, 33, 153, 29));
        btnCancle.setBounds(new Rectangle(152, 248, 100, 30));
        btnCancle.setText("取消");
        btnCancle.addActionListener(new ModifyPWD_btnCancle_actionAdapter(this));
        pfNewPwd1.setBounds(new Rectangle(110, 134, 153, 30));
        lblNewPwd2.setText("新密码(*)：");
        lblNewPwd2.setBounds(new Rectangle(32, 184, 100, 30));
        pfNewPwd2.setBounds(new Rectangle(111, 183, 153, 30));
        lblNewPwd1.setText("新密码(*)：");
        lblNewPwd1.setBounds(new Rectangle(32, 133, 100, 30));
        panel1.add(lblUsername);
        panel1.add(pfOldPwd);
        panel1.add(tfUsername);
        panel1.add(pfNewPwd1);
        panel1.add(lblOldPwd);
        panel1.add(lblNewPwd1);
        panel1.add(pfNewPwd2);
        panel1.add(lblNewPwd2);
        panel1.add(btnOK);
        panel1.add(btnCancle);
        this.getContentPane().add(panel1, java.awt.BorderLayout.CENTER);
    }
    int checkData(){
        if(String.valueOf(pfOldPwd.getPassword()).equals("")==true ||String.valueOf( pfNewPwd1.getPassword()).equals("")==true || String.valueOf(pfNewPwd2.getPassword()).equals("")==true){
            JOptionPane.showMessageDialog(null,"请输入完整信息！","系统提示",JOptionPane.ERROR_MESSAGE);
            return 0;
        }
        MyDatabase db=new MyDatabase();
        ResultSet rs=db.getResultSet("SELECT * FROM login WHERE username='"+MyDatabase.username+"'");
        try{
            rs.next();
            if(rs.getString("pwd").equals(String.valueOf(pfOldPwd.getPassword()))==false){
                JOptionPane.showMessageDialog(null,"旧密码输入不正确，请重新输入！","系统提示",JOptionPane.ERROR_MESSAGE);
                pfOldPwd.requestFocus();
                return 0;
            }
        }catch(SQLException e){
            e.printStackTrace();
        }
        db.close();
        if(String.valueOf(pfNewPwd1.getPassword()).equals( String.valueOf(pfNewPwd2.getPassword()))==false){
               JOptionPane.showMessageDialog(null, "新密码不一致，请重新输入！", "系统提示",JOptionPane.ERROR_MESSAGE);
               pfNewPwd1.requestFocus();
               return 0;
        }
        return 1;
    }

    public void btnOK_actionPerformed(ActionEvent e) {
        if(checkData()==1){
            MyDatabase db=new MyDatabase();
            Statement stm=db.getStatement();
            try{
                stm.executeUpdate("UPDATE login SET pwd='" +
                                 String.valueOf(pfNewPwd1.getPassword()) +
                                 "' WHERE username='" + MyDatabase.username + "'");
                JOptionPane.showMessageDialog(null, "修改成功！", "系统提示",JOptionPane.INFORMATION_MESSAGE);
                dispose();
            }catch(SQLException se){
                se.printStackTrace();
            }
            db.close();
        }
    }

    public void btnCancle_actionPerformed(ActionEvent e) {
        dispose();
    }
}


class ModifyPWD_btnCancle_actionAdapter implements ActionListener {
    private ModifyPWD adaptee;
    ModifyPWD_btnCancle_actionAdapter(ModifyPWD adaptee) {
        this.adaptee = adaptee;
    }

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


class ModifyPWD_btnOK_actionAdapter implements ActionListener {
    private ModifyPWD adaptee;
    ModifyPWD_btnOK_actionAdapter(ModifyPWD adaptee) {
        this.adaptee = adaptee;
    }

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