assinformation.java

学生成绩管理系统

/*
 * Assinformation.java
 *
 * Created on 2007年11月17日, 下午6:48
 */

package javaapplication1;

import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.Statement;
import javax.swing.JOptionPane;

/**
 *
 * @author  mis05
 */
public class Assinformation extends javax.swing.JPanel {
    
    /** Creates new form Assinformation */
    public Assinformation() {
        initComponents();
    }
    
    /** 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=" Generated Code ">//GEN-BEGIN:initComponents
    private void initComponents() {
        jButton1 = new javax.swing.JButton();
        jScrollPane1 = new javax.swing.JScrollPane();
        jTextArea1 = new javax.swing.JTextArea();

        jButton1.setText("\u67e5\u8be2\u7ba1\u7406\u5458\u4fe1\u606f");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                search(evt);
            }
        });

        jTextArea1.setColumns(20);
        jTextArea1.setRows(5);
        jScrollPane1.setViewportView(jTextArea1);

        org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(this);
        this.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(78, 78, 78)
                        .add(jScrollPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 249, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                    .add(layout.createSequentialGroup()
                        .add(140, 140, 140)
                        .add(jButton1)))
                .addContainerGap(73, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(org.jdesktop.layout.GroupLayout.TRAILING, layout.createSequentialGroup()
                .addContainerGap(46, Short.MAX_VALUE)
                .add(jScrollPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 153, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                .add(18, 18, 18)
                .add(jButton1)
                .add(60, 60, 60))
        );
    }// </editor-fold>//GEN-END:initComponents

    private void search(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_search
Statement sql;
        
        try{
            Conect conect = new Conect();
            sql = conect.dbConn.createStatement();
            
            String number = null;
            int temp = 0;
            ResultSet rs = sql.executeQuery("select 教务管理员编号 from 教务管理员 where 登录 =1");
            while( rs.next() ) {
                number = rs.getObject(1).toString();
            }
            
            String query = "select 教务管理员编号,姓名,学院名称,政治面貌,职称 from 教务管理员,学院 where 教务管理员编号 ='"+number+"' and 教务管理员.所属学院编号=学院.学院编号";
            rs = sql.executeQuery(query);
            StringBuffer output = new StringBuffer();
            
            ResultSetMetaData data = rs.getMetaData();
            int columns = data.getColumnCount();
            
            rs.next();
            output.append( "教务管理员编号\t" + rs.getObject(1) + "\n");
            output.append("姓名\t"+rs.getObject(2)+"\n");
            output.append("学院名称\t"+rs.getObject(3)+"\n");
            output.append("政治面貌\t"+rs.getObject(4)+"\n");
            output.append("职称\t"+rs.getObject(5)+"\n");

            
            
            String output1 = output.toString();
            jTextArea1.setText( output1 );
            
            
            
        }
        catch(SQLException sqlException){
            JOptionPane.showMessageDialog(null,sqlException.getMessage(),"Database Error",JOptionPane.ERROR_MESSAGE);
            System.exit(1);} catch(ClassNotFoundException classNotFound){
                JOptionPane.showMessageDialog(null,classNotFound.getMessage(),"Driver Not Found",JOptionPane.ERROR_MESSAGE);
                System.exit(1);
            }// TODO add your handling code here:
    }//GEN-LAST:event_search
    
    
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton jButton1;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTextArea jTextArea1;
    // End of variables declaration//GEN-END:variables
    
}