dy.java

the function of the system is simulated ATM machine landing, balance inquiries, withdrawals, change

package atm;

import java.awt.BorderLayout;
import javax.swing.JPanel;
import javax.swing.JFrame;
//import java.awt.Dimension;
import java.awt.GridBagLayout;
import javax.swing.JLabel;
import java.awt.GridBagConstraints;
import javax.swing.JTextField;
import java.io.*;
import javax.swing.JButton;
import oo.Sql;
import javax.swing.*;
import java.sql.*;
import java.awt.Font;
import java.text.*;
import java.util.*;


public class DY extends JFrame {

	private static final long serialVersionUID = 1L;

	private JPanel jContentPane = null;

	private JPanel jPanel = null;

	private JLabel jLabel = null;

	private JLabel jLabel1 = null;

	private JLabel jLabel2 = null;

	private JLabel jLabel3 = null;

	private JTextField jTextField = null;

	private JTextField jTextField1 = null;

	private JTextField jTextField2 = null;

	private JTextField jTextField3 = null;
	
	public static String transMoney;

	public static String transType;

	
	FileWriter fw;
	FileReader fr;
	BufferedWriter dw;
	BufferedReader dr;

	private JButton jButton = null;

	/**
	 * This is the default constructor
	 */
	public DY() {
		super();
		initialize();
	}

	/**
	 * This method initializes this
	 * 
	 * @return void
	 */
	Connection con;
	Sql db=new Sql();  //  @jve:decl-index=0:
	ResultSet rs;  //  @jve:decl-index=0:
	private void initialize() {
		this.setSize(394, 246);
		this.setContentPane(getJContentPane());
		this.setTitle("打印");
		try{
        	con=db.getConn();
        	//rs=db.executeQuery("select * from transInfo where cardID='"+"1010 3576 4444 5555"+"'or cardID='"+"1010 3576 5555 4444"+"'or cardID='"+"1010 3576 3333 2222"+"'or cardID='"+"1010 3576 6666 5555"+"'or cardID='"+"1010 3576 7777 8888"+"'or cardID='"+"1010 3576 1111 2222"+"'or cardID='"+"1010 1011 1012 1013"+"'");
        	rs=db.executeQuery("select * from transInfo ,cardInfo where transInfo.cardID=cardInfo.cardID");

           	if(rs.next()){
        		System.out.println(rs.getRow());
        	//	show(rs);
        		jTextField.setText(sss());
      			jTextField1.setText(rs.getString("cardID"));
      			jTextField2.setText(rs.getString("transType"));
      			jTextField3.setText(rs.getString("transMoney"));
        	}
        }catch(Exception ex){
        	ex.printStackTrace();
        }
	}

	/*public void show(ResultSet rs){
		try{
  			jTextField.setText(sss());
  			jTextField1.setText(UserFrm.cardID);
  			jTextField2.setText(rs.getString("transType"));
  			jTextField3.setText(rs.getString("transMoney"));
  			
  		}catch(Exception e){
  			e.printStackTrace();
  		}
	}*/
	/**
	 * This method initializes jContentPane
	 * 
	 * @return javax.swing.JPanel
	 */
	private JPanel getJContentPane() {
		if (jContentPane == null) {
			jContentPane = new JPanel();
			jContentPane.setLayout(new BorderLayout());
			jContentPane.add(getJPanel(), BorderLayout.CENTER);
		}
		return jContentPane;
	}

	/**
	 * This method initializes jPanel	
	 * 	
	 * @return javax.swing.JPanel	
	 */
	private JPanel getJPanel() {
		if (jPanel == null) {
			GridBagConstraints gridBagConstraints11 = new GridBagConstraints();
			gridBagConstraints11.gridx = 1;
			gridBagConstraints11.gridy = 4;
			GridBagConstraints gridBagConstraints7 = new GridBagConstraints();
			gridBagConstraints7.fill = GridBagConstraints.VERTICAL;
			gridBagConstraints7.gridy = 3;
			gridBagConstraints7.weightx = 1.0;
			gridBagConstraints7.gridx = 1;
			GridBagConstraints gridBagConstraints6 = new GridBagConstraints();
			gridBagConstraints6.fill = GridBagConstraints.VERTICAL;
			gridBagConstraints6.gridy = 2;
			gridBagConstraints6.weightx = 1.0;
			gridBagConstraints6.gridx = 1;
			GridBagConstraints gridBagConstraints5 = new GridBagConstraints();
			gridBagConstraints5.fill = GridBagConstraints.VERTICAL;
			gridBagConstraints5.gridy = 1;
			gridBagConstraints5.weightx = 1.0;
			gridBagConstraints5.gridx = 1;
			GridBagConstraints gridBagConstraints4 = new GridBagConstraints();
			gridBagConstraints4.fill = GridBagConstraints.VERTICAL;
			gridBagConstraints4.gridy = 0;
			gridBagConstraints4.weightx = 1.0;
			gridBagConstraints4.gridx = 1;
			GridBagConstraints gridBagConstraints3 = new GridBagConstraints();
			gridBagConstraints3.gridx = 0;
			gridBagConstraints3.gridy = 3;
			jLabel3 = new JLabel();
			jLabel3.setText("交易金额：");
			GridBagConstraints gridBagConstraints2 = new GridBagConstraints();
			gridBagConstraints2.gridx = 0;
			gridBagConstraints2.gridy = 2;
			jLabel2 = new JLabel();
			jLabel2.setText("交易类型：");
			GridBagConstraints gridBagConstraints1 = new GridBagConstraints();
			gridBagConstraints1.gridx = 0;
			gridBagConstraints1.gridy = 1;
			jLabel1 = new JLabel();
			jLabel1.setText("卡号：");
			GridBagConstraints gridBagConstraints = new GridBagConstraints();
			gridBagConstraints.gridx = 0;
			gridBagConstraints.gridy = 0;
			jLabel = new JLabel();
			jLabel.setText("交易日期：");
			jPanel = new JPanel();
			jPanel.setLayout(new GridBagLayout());
			jPanel.add(jLabel, gridBagConstraints);
			jPanel.add(jLabel1, gridBagConstraints1);
			jPanel.add(jLabel2, gridBagConstraints2);
			jPanel.add(jLabel3, gridBagConstraints3);
			jPanel.add(getJTextField(), gridBagConstraints4);
			jPanel.add(getJTextField1(), gridBagConstraints5);
			jPanel.add(getJTextField2(), gridBagConstraints6);
			jPanel.add(getJTextField3(), gridBagConstraints7);
			jPanel.add(getJButton(), gridBagConstraints11);
		}
		return jPanel;
	}

	/**
	 * This method initializes jTextField	
	 * 	
	 * @return javax.swing.JTextField	
	 */
	private JTextField getJTextField() {
		if (jTextField == null) {
			jTextField = new JTextField();
			jTextField.setColumns(8);
		}
		return jTextField;
	}

	/**
	 * This method initializes jTextField1	
	 * 	
	 * @return javax.swing.JTextField	
	 */
	private JTextField getJTextField1() {
		if (jTextField1 == null) {
			jTextField1 = new JTextField();
			jTextField1.setColumns(13);
		}
		return jTextField1;
	}

	/**
	 * This method initializes jTextField2	
	 * 	
	 * @return javax.swing.JTextField	
	 */
	private JTextField getJTextField2() {
		if (jTextField2 == null) {
			jTextField2 = new JTextField();
			jTextField2.setColumns(8);
		}
		return jTextField2;
	}

	/**
	 * This method initializes jTextField3	
	 * 	
	 * @return javax.swing.JTextField	
	 */
	private JTextField getJTextField3() {
		if (jTextField3 == null) {
			jTextField3 = new JTextField();
			jTextField3.setColumns(8);
		}
		return jTextField3;
	}

	/**
	 * This method initializes jButton	
	 * 	
	 * @return javax.swing.JButton	
	 */
	public void close(){
		this.setVisible(false);
	}
	private JButton getJButton() {
		if (jButton == null) {
			jButton = new JButton();
			jButton.setText("打印");
			jButton.addActionListener(new java.awt.event.ActionListener() {
				public void actionPerformed(java.awt.event.ActionEvent e) {
					System.out.println("actionPerformed()"); // TODO Auto-generated Event stub actionPerformed()
					DY d[]=new DY[1];
					d[0]=new DY(jTextField2.getText(),jTextField3.getText());
						File file=new File("D:\\java 作业\\DBATM\\文档.txt");
						DY da=new DY();
						da.writerIO(d, file);
						da.readerIO(file);
						JOptionPane.showMessageDialog(null, "交易记录打印成功");
						close();
						try{
							if(!file.exists())
								file.delete();
							else
								file.createNewFile();
							}catch(Exception e1){
								e1.printStackTrace();
						}
				}
			});
		}
		return jButton;
	}
	DY(String transType,String transmoney){
	
		this.transType=transType;
		this.transMoney=transmoney;

	}
	
	public  String gettransMoney() {
		return transMoney;
	}
	
	public String gettransType() {
		return transType;
	}
	public void writerIO(DY[] d,File f){
		try{
			if(!f.exists()){
				f.createNewFile();
			}
			dw=new BufferedWriter(new FileWriter(f));
			for(int i=0;i<d.length;i++){
				dw.write(jTextField1.getText() +","+d[i].gettransType()+","+d[i].gettransMoney()+","+sss());
				dw.newLine();
			}
			dw.close();
		}catch(Exception em){
			em.printStackTrace();
		}
	}
	public void readerIO(File f){
		try{
			fr=new FileReader(f);
			dr=new BufferedReader(fr);
			String str;
			while((str=dr.readLine())!=null)
				System.out.println(str);
			dr.close();
		}catch(Exception e1){
			e1.printStackTrace();
		}
	}
	public String sss(){
		String datef = new SimpleDateFormat("yy-mm-dd hh:mm:ss").format(Calendar.getInstance().getTime()); 
		return datef;

	}
}  //  @jve:decl-index=0:visual-constraint="10,10"