queryscore.java

一个球员管理系统

/*
 * Queryscore.java
 *
 * Created on 2007年10月27日, 上午3:11
 */

package playermanager;
import java.sql.*;
import javax.swing.JOptionPane;

public class Queryscore extends javax.swing.JFrame {
    MainJFrame MF=new MainJFrame();
   
    public Queryscore() {
        initComponents();
    }
    
     private void Find(){ 
     
       
       try{
                 String s;
                s=jTextField1.getText();
               Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver").newInstance();
               String url="jdbc:sqlserver://127.0.0.1:1433;";
               Connection conn=DriverManager.getConnection(url,"sa","123");
                conn.setCatalog("data");
                 PreparedStatement pstmt = conn.prepareStatement("select dnum,score,reason,intime from sanitation where dnum=?");
                //将用户的名字添加到具体的sql语句中
                  pstmt.setString(1, s);
                  ResultSet res = pstmt.executeQuery(); 
                   if (!res.next()) {
                      JOptionPane.showMessageDialog(this, "寝室不存在！", "错误提示",
                                      JOptionPane.ERROR_MESSAGE);
              }else {
                      
                     int rowcount = 0;   
                  do {
                  
                   jTable1.setValueAt(res.getString("dnum"),rowcount,0) ;  
                   jTable1.setValueAt(res.getString("score"),rowcount,1) ; 
                   jTable1.setValueAt(res.getString("reason"),rowcount,2) ; 
                   jTable1.setValueAt(res.getString("intime"),rowcount,3) ; 
                       rowcount++;
                 }  while (res.next()) ;

             }
      
              pstmt.close();
               conn.close();
    
              }catch (InstantiationException e) {
            System.out.println(e.getMessage());
            }catch (IllegalAccessException e) {
              System.out.println(e.getMessage());
              }catch (ClassNotFoundException e) {
             System.out.println(e.getMessage());
            }catch(SQLException e){
            System.out.println("Error Code "+ e.getErrorCode());
              System.out.println("Erroe MMessage="+e.getMessage());
           }
           catch(Exception e){
             e.printStackTrace();
             }
 
          
}
   
   private void clearForm(){
    jTextField1.setText("");
   
    jTextField1.requestFocus();
      }
    
    
    // <editor-fold defaultstate="collapsed" desc=" 生成的代码 ">//GEN-BEGIN:initComponents
    private void initComponents() {
        jLabel1 = new javax.swing.JLabel();
        jTextField1 = new javax.swing.JTextField();
        jScrollPane1 = new javax.swing.JScrollPane();
        jTable1 = new javax.swing.JTable();
        jButton1 = new javax.swing.JButton();
        jButton2 = new javax.swing.JButton();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("\u7403\u5458\u4fe1\u606f\u67e5\u8be2");
        setResizable(false);
        jLabel1.setText("\u8bf7\u8f93\u5165\u56fd\u7c4d\uff1a ");

        jTable1.setBorder(javax.swing.BorderFactory.createEtchedBorder(new java.awt.Color(51, 204, 0), null));
        jTable1.setModel(new javax.swing.table.DefaultTableModel(
            new Object [][] {
                {null, null, null, null, null},
                {null, null, null, null, null},
                {null, null, null, null, null},
                {null, null, null, null, null},
                {null, null, null, null, null},
                {null, null, null, null, null},
                {null, null, null, null, null},
                {null, null, null, null, null},
                {null, null, null, null, null},
                {null, null, null, null, null},
                {null, null, null, null, null},
                {null, null, null, null, null},
                {null, null, null, null, null},
                {null, null, null, null, null},
                {null, null, null, null, null}
            },
            new String [] {
                "编号", "姓名", "生日", "身价", "录入时间"
            }
        ) {
            boolean[] canEdit = new boolean [] {
                false, false, false, false, false
            };

            public boolean isCellEditable(int rowIndex, int columnIndex) {
                return canEdit [columnIndex];
            }
        });
        jScrollPane1.setViewportView(jTable1);

        jButton1.setText("\u786e\u5b9a");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        jButton2.setText("\u53d6\u6d88");
        jButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton2ActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGap(118, 118, 118)
                .addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 80, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(117, 117, 117)
                .addComponent(jButton2, javax.swing.GroupLayout.PREFERRED_SIZE, 82, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(149, 149, 149))
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                .addContainerGap(142, Short.MAX_VALUE)
                .addComponent(jLabel1)
                .addGap(18, 18, 18)
                .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 99, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(209, 209, 209))
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                .addGap(22, 22, 22)
                .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 514, Short.MAX_VALUE)
                .addContainerGap())
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGap(23, 23, 23)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jLabel1))
                .addGap(25, 25, 25)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jButton1)
                    .addComponent(jButton2))
                .addGap(18, 18, 18)
                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 163, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(37, 37, 37))
        );
        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
//查询寝室卫生 
       Find();
    }//GEN-LAST:event_jButton1ActionPerformed

    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
// 关闭此窗口  打开主窗口 
         MF.setVisible(true);
               this.setVisible(false);
          /*try {
              this.setVisible(false);
              MainJFrame dd=new MainJFrame();
              dd.setVisible(true);
         }
        catch (Exception ew) {}*/
    }//GEN-LAST:event_jButton2ActionPerformed
    
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new Queryscore().setVisible(true);
            }
        });
    }
    
    // 变量声明 - 不进行修改//GEN-BEGIN:variables
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTable jTable1;
    private javax.swing.JTextField jTextField1;
    // 变量声明结束//GEN-END:variables
    
}