Java项目:银行管理系统设计和实现(java+swing)

package com.shao.iframe; import java.awt.Font; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.text.DecimalFormat; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JTextField; import javax.swing.border.EmptyBorder; import com.shao.DAO.ExecuteSQL; public class transferFrame extends JFrame { private JPanel contentPane; private JTextField out_nameField; private JTextField out_moneyField; //private com.shao.model.user user; private com.shao.model.user user_query_deposit; private com.shao.model.user user_modMoney_deposit; private com.shao.model.user user_query_withdraw; private com.shao.model.user user_modMoney_withdraw; /** * Create the frame. */ public transferFrame(final String name) { setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); setBounds(100, 100, 527, 358); setTitle(name); setLocationRelativeTo(null); contentPane = new JPanel(); contentPane.setBorder(new EmptyBorder(5, 5, 5, 5)); setContentPane(contentPane); contentPane.setLayout(null); JLabel lblNewLabel = new JLabel("\u8F6C\u8D26\u7528\u6237\u540D\uFF1A"); lblNewLabel.setFont(new Font("新宋体", Font.BOLD, 20)); lblNewLabel.setBounds(105, 72, 126, 30); contentPane.add(lblNewLabel); out_nameField = new JTextField(); out_nameField.setBounds(245, 77, 150, 24); contentPane.add(out_nameField); out_nameField.setColumns(10); JLabel lblNewLabel_1 = new JLabel("\u8F6C\u8D26\u91D1\u989D\uFF1A"); lblNewLabel_1.setFont(new Font("新宋体", Font.BOLD, 20)); lblNewLabel_1.setBounds(105, 141, 112, 30); contentPane.add(lblNewLabel_1); out_moneyField = new JTextField(); out_moneyField.setBounds(243, 146, 152, 24); contentPane.add(out_moneyField); out_moneyField.setColumns(10); JButton OKButton = new JButton("\u786E\u8BA4"); OKButton.setFont(new Font("新宋体", Font.BOLD, 17)); OKButton.setBounds(104, 225, 113, 27); contentPane.add(OKButton); OKButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { int res = JOptionPane.showConfirmDialog(null, "确认此次转账？", "转账确认", JOptionPane.YES_NO_OPTION); if (res == JOptionPane.YES_OPTION) { user_query_deposit = ExecuteSQL.query(out_nameField.getText());//转出钱 if (out_nameField.getText().equals(user_query_deposit.getName())) { if (Float.parseFloat(out_moneyField.getText()) < 100000) { if(Float.parseFloat(out_moneyField.getText())%100==0) { user_query_withdraw = ExecuteSQL.query(name); // user_1 = ExecuteSQL.query(out_nameField); if (user_query_withdraw.getbalance() > Double.parseDouble(out_moneyField.getText())) { double temp = user_query_withdraw.getbalance() - Double.parseDouble(out_moneyField.getText()); double temp_1 = user_query_deposit.getbalance() + Double.parseDouble(out_moneyField.getText()); DecimalFormat df = new DecimalFormat("0.00 "); int i_withdraw = ExecuteSQL.modifyMoney(name, temp); int i_deposit = ExecuteSQL.modifyMoney(out_nameField.getText(), temp_1); if(i_withdraw>0 && i_deposit>0){ setVisible(false); atmFrame frame = new atmFrame(name); frame.setVisible(true); JOptionPane.showMessageDialog(null, "转账交易成功！" + "\n" + "剩余余额为：" + df.format(temp)); }else{ JOptionPane.showMessageDialog(null, "转账交易失败！" + "\n" + "剩余余额为：" + df.format(temp)); } } else { JOptionPane.showMessageDialog(null, "余额不足，请重新输入！" + "\n" + "当前余额为：" + user_query_withdraw.getbalance()); out_moneyField.setText(""); } }else { JOptionPane.showMessageDialog(null, "输入金额大于1000000，请重新输入！"); out_moneyField.setText(""); } } else { JOptionPane.showMessageDialog(null, "转账金额必须10000，请重新输入！"); out_moneyField.setText(""); } } else { JOptionPane.showMessageDialog(null, "找不到该转账用户！"); out_nameField.setText(""); } } else { return; } } }); JButton backButton_1 = new JButton("\u8FD4\u56DE"); backButton_1.setFont(new Font("新宋体", Font.BOLD, 18)); backButton_1.setBounds(282, 225, 113, 27); contentPane.add(backButton_1); backButton_1.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e) { atmFrame af = new atmFrame(name); setVisible(false); af.setVisible(true); } }); } }