setrate.java

一个简单的银行管理系统

/*
 * SetRate.java
 *
 * Created on 2007年1月22日, 下午4:12
 */

package javaapplication1;
import java.awt.Toolkit;
import java.sql.*;
/**
 *
 * @author  zengzz
 */
public class SetRate extends javax.swing.JFrame {
    
    /** Creates new form SetRate */
    public SetRate() {
        connectDB();
        initComponents();
        setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);
        //-------设置窗口位置居中---------------------------------------------------------------        
        int locationX=(int)(Toolkit.getDefaultToolkit().getScreenSize().getWidth()-getSize().getWidth())/2; 
        int locationY=(int)(Toolkit.getDefaultToolkit().getScreenSize().getHeight()-getSize().getHeight())/2;
        setLocation(locationX,locationY);
        //--------------------------------------------------------------------------------------
    }
    
    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    // <editor-fold defaultstate="collapsed" desc=" 生成的代码 ">//GEN-BEGIN:initComponents
    private void initComponents() {
        jLabel1 = new javax.swing.JLabel();
        typeComboBox = new javax.swing.JComboBox();
        jLabel2 = new javax.swing.JLabel();
        rateField = new javax.swing.JTextField();
        confirmButton = new javax.swing.JButton();
        resetButton = new javax.swing.JButton();
        cancelButton = new javax.swing.JButton();
        jLabel3 = new javax.swing.JLabel();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        jLabel1.setText("\u8bbe\u7f6e\u5229\u7387");

        typeComboBox.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "\u6d3b\u671f", "\u5b9a\u671f1\u5e74", "\u5b9a\u671f3\u5e74", "\u5b9a\u671f5\u5e74", "\u5b9a\u671f10\u5e74" }));

        jLabel2.setText("\u5b58\u6b3e\u7c7b\u578b");

        confirmButton.setText("\u786e\u5b9a");
        confirmButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                confirmButtonActionPerformed(evt);
            }
        });

        resetButton.setText("\u91cd\u7f6e");
        resetButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                resetButtonActionPerformed(evt);
            }
        });

        cancelButton.setText("\u53d6\u6d88");
        cancelButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cancelButtonActionPerformed(evt);
            }
        });

        jLabel3.setText("\u5229\u7387");

        org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(layout.createSequentialGroup()
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(layout.createSequentialGroup()
                        .add(19, 19, 19)
                        .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                            .add(confirmButton)
                            .add(jLabel3)
                            .add(jLabel2))
                        .add(0, 0, 0)
                        .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                            .add(layout.createSequentialGroup()
                                .add(6, 6, 6)
                                .add(resetButton)
                                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                                .add(cancelButton))
                            .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING, false)
                                .add(typeComboBox, 0, 126, Short.MAX_VALUE)
                                .add(rateField))))
                    .add(layout.createSequentialGroup()
                        .add(88, 88, 88)
                        .add(jLabel1)))
                .addContainerGap(25, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(layout.createSequentialGroup()
                .addContainerGap()
                .add(jLabel1)
                .add(26, 26, 26)
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                    .add(jLabel2)
                    .add(typeComboBox, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                    .add(jLabel3)
                    .add(rateField, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                .add(23, 23, 23)
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                    .add(confirmButton)
                    .add(cancelButton)
                    .add(resetButton))
                .addContainerGap(28, Short.MAX_VALUE))
        );
        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void cancelButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cancelButtonActionPerformed
// TODO 将在此处添加您的处理代码：
        this.dispose();
        try
        {
            setRate.close();
        }
        catch(Exception e)
        {
            e.printStackTrace();
        }
    }//GEN-LAST:event_cancelButtonActionPerformed

    private void resetButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_resetButtonActionPerformed
// TODO 将在此处添加您的处理代码：
        typeComboBox.setSelectedIndex(0);
        rateField.setText("");
    }//GEN-LAST:event_resetButtonActionPerformed

    private void confirmButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_confirmButtonActionPerformed
// TODO 将在此处添加您的处理代码：
        int limitTime = 0;
        switch(typeComboBox.getSelectedIndex())
        {
            case 0:
            {
                limitTime = 0;
                break;
            }
            case 1:
            {
                limitTime = 1;
                break;
            }
            case 2:
            {
                limitTime = 3;
                break;
            }
            case 3:
            {
                limitTime = 5;
                break;
            }
            case 4:
            {
                limitTime = 10;
                break;
            }
        }
        float rate = Float.parseFloat(rateField.getText());
        CallableStatement proc = null;
        try
        {
            proc = setRate.prepareCall("{ call ChangeRate(?,?) }");
            proc.setInt(1, limitTime);
            proc.setFloat(2,rate); 
            proc.execute();
        }
        catch(Exception alterStaffException)
        {
            alterStaffException.printStackTrace();
        }
        finally
        {
            try
            {
                proc.close();
                setRate.close();
            }
            catch(Exception closeAlterStaffException)
            {
                closeAlterStaffException.printStackTrace();
            }
        }
        dispose();
    }//GEN-LAST:event_confirmButtonActionPerformed
    
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new SetRate().setVisible(true);
            }
        });
    }
    
    //连接数据库操作－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－
    public void connectDB()
    {
        String dbUrl = "jdbc:odbc:afei";
        String user = "scott";
        String password = "tiger";
        try
        {
            Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
            setRate = DriverManager.getConnection(dbUrl,user,password);
        }
        catch(Exception connectException)
        {
            connectException.printStackTrace();
        }
    }
    // 变量声明 - 不进行修改//GEN-BEGIN:variables
    private javax.swing.JButton cancelButton;
    private javax.swing.JButton confirmButton;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JTextField rateField;
    private javax.swing.JButton resetButton;
    private javax.swing.JComboBox typeComboBox;
    // 变量声明结束//GEN-END:variables
    private Connection setRate = null;
}