findcar.java~20~

车辆管理系统

package car;

import java.awt.BorderLayout;
import java.awt.Dimension;

import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTextField;
import java.awt.Rectangle;
import javax.swing.JLabel;
import java.awt.Font;
import javax.swing.JButton;
import javax.swing.JTable;
import javax.swing.JScrollPane;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.ResultSet;
import java.sql.Statement;
import javax.swing.JOptionPane;
import java.sql.Connection;
import car.db.Db;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2008</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class FindCar extends JFrame {
    JPanel contentPane;
    JLabel jLabel1 = new JLabel();
    JLabel jLabel2 = new JLabel();
    JLabel jLabel3 = new JLabel();
    JLabel jLabel8 = new JLabel();
    JLabel jLabel9 = new JLabel();
    JLabel jLabel10 = new JLabel();
    JTextField txtCarId = new JTextField();
    JTextField txtCarType = new JTextField();
    JButton btnFind1 = new JButton();
    JButton btnExit = new JButton();
    JButton btnFind2 = new JButton();
    JScrollPane jScrollPane1 = new JScrollPane();
    JTable jTableShow = new JTable();
    public FindCar() {
        try {
            setDefaultCloseOperation(EXIT_ON_CLOSE);
            jbInit();
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    /**
     * Component initialization.
     *
     * @throws java.lang.Exception
     */
    private void jbInit() throws Exception {
        contentPane = (JPanel) getContentPane();
        contentPane.setLayout(null);
        setSize(new Dimension(400, 500));
        setTitle("查询车辆信息窗口");
        jLabel1.setFont(new java.awt.Font("宋体", Font.BOLD, 16));
        jLabel1.setText("查询车辆信息");
        jLabel1.setBounds(new Rectangle(142, 27, 145, 44));
        jLabel2.setText("车牌号码：");
        jLabel2.setBounds(new Rectangle(50, 93, 63, 30));
        jLabel3.setText("车辆类型：");
        jLabel3.setBounds(new Rectangle(50, 131, 67, 28));
        jLabel10.setBounds(new Rectangle(20, 453, 84, 32));
        txtCarId.setText("");
        txtCarId.setBounds(new Rectangle(123, 94, 141, 29));
        txtCarType.setText("");
        txtCarType.setBounds(new Rectangle(124, 133, 141, 27));
        btnFind1.setBounds(new Rectangle(278, 90, 65, 29));
        btnFind1.setText("查找");
        btnFind1.addActionListener(new FindCar_btnFind1_actionAdapter(this));
        btnExit.setBounds(new Rectangle(323, 441, 65, 28));
        btnExit.setText("退出");
        btnFind2.setBounds(new Rectangle(277, 131, 65, 27));
        btnFind2.setText("查找");
        btnFind2.addActionListener(new FindCar_btnFind2_actionAdapter(this));
        jScrollPane1.setBounds(new Rectangle(32, 186, 344, 234));
        contentPane.add(jLabel8);
        contentPane.add(jLabel9);
        contentPane.add(jLabel10);
        contentPane.add(jLabel1);
        contentPane.add(btnFind1);
        contentPane.add(btnFind2);
        contentPane.add(txtCarId);
        contentPane.add(txtCarType);
        contentPane.add(jLabel3);
        contentPane.add(jLabel2);
        contentPane.add(jScrollPane1);
        contentPane.add(btnExit);
        jScrollPane1.getViewport().add(jTableShow);
    }

    public void btnFind1_actionPerformed(ActionEvent e) {
        String Username=txtCarId.getText().trim();
             Connection connection=null;
            ResultSet rSet=null;
            Statement statement=null;

                     if(Username.length()!=0)
                     {
                         try {
               String datas[][] = null ;
               int count = 1;
                Connection con = new Db().getCon() ;
               statement = con.createStatement();
               String sql = "select * from Car where CarId='" +
                            txtCarId.getText() + "'";
               rSet = statement.executeQuery(sql);
               if(rSet.next()==false){
                  /*JOptionPane msg = new JOptionPane();
                  JOptionPane.showConfirmDialog(this, "请正确填写车牌号码！", "没有此姓名的申请单", 2);*/
                   JOptionPane.showMessageDialog(this,"请正确填写车牌号码！","提示",JOptionPane.ERROR_MESSAGE);
                  txtCarId.setText("");
              }
              else {
                  datas = new String[count][];
                  int i = 0;
                  datas[i] = new String[] {"" + rSet.getString("CarId"),  rSet.getString("Car"),
                            rSet.getString("CarType"),  rSet.getString("CarPlace"),
                            rSet.getString("CarColor"), rSet.getString("CarPrice")
                            };


                  i++;

                  String head[] ={"车牌号码","车型","车辆类型","产地","颜色","价格"};
                   jTableShow = new JTable(datas, head);
                   jScrollPane1.getViewport().add( jTableShow);
        }
           }catch (Exception ex) {
                    ex.printStackTrace();
                }
        }

                     else
                     {
                         JOptionPane.showMessageDialog(null,"用户名不能为空！","提示",JOptionPane.ERROR_MESSAGE);
                     }
               }

    public void btnFind2_actionPerformed(ActionEvent e) {
        String Username=txtCarType.getText().trim();
             Connection connection=null;
            ResultSet rSet=null;
            Statement statement=null;

                     if(Username.length()!=0)
                     {
                         try {
               String datas[][] = null ;
               int count = 1;
                Connection con = new Db().getCon() ;
               statement = con.createStatement();
               String sql = "select * from Car where CarType='" +
                            txtCarType.getText() + "'";
               rSet = statement.executeQuery(sql);
               if(rSet.next()==false){
                  /*JOptionPane msg = new JOptionPane();
                  JOptionPane.showConfirmDialog(this, "请正确填写车牌号码！", "没有此姓名的申请单", 2);*/
                   JOptionPane.showMessageDialog(this,"请正确填写车牌号码！","提示",JOptionPane.ERROR_MESSAGE);
                  txtCarType.setText("");
              }
              else {
                  datas = new String[count][];
                  //int i = 0;
                  for(int i=0;i<4;i++){
                  datas[i] = new String[] {"" + rSet.getString("CarId"),  rSet.getString("Car"),
                            rSet.getString("CarType"),  rSet.getString("CarPlace"),
                            rSet.getString("CarColor"), rSet.getString("CarPrice")
                            };
            //    i++;

                  String head[] ={"车牌号码","车型","车辆类型","产地","颜色","价格"};
                   jTableShow = new JTable(datas, head);
                   jScrollPane1.getViewport().add( jTableShow);
        }}
           }catch (Exception ex) {
                    ex.printStackTrace();
                }
        }

                     else
                     {
                         JOptionPane.showMessageDialog(null,"用户名不能为空！","提示",JOptionPane.ERROR_MESSAGE);
                     }
               }






    }





class FindCar_btnFind2_actionAdapter implements ActionListener {
    private FindCar adaptee;
    FindCar_btnFind2_actionAdapter(FindCar adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.btnFind2_actionPerformed(e);
    }
}


class FindCar_btnFind1_actionAdapter implements ActionListener {
    private FindCar adaptee;
    FindCar_btnFind1_actionAdapter(FindCar adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.btnFind1_actionPerformed(e);
    }
}