attendance.ui.AttendanceSystem.java Source code

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Here is the source code for attendance.ui.AttendanceSystem.java

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/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package attendance.ui;

import attendance.entity.Course;
import attendance.util.HibernateUtil;
import java.util.List;
import java.util.Vector;
import javax.swing.table.DefaultTableModel;
import org.hibernate.HibernateException;
import org.hibernate.Query;
import org.hibernate.Session;

/**
 *
 * @author oBii
 */
public class AttendanceSystem extends javax.swing.JFrame {

    /**
     * Creates new form AttendanceSystem
     */
    public AttendanceSystem() {
        initComponents();
        runQuery();
    }

    private static String QUERY = "from Course";

    private void runQuery() {
        executeHQLQuery(QUERY);
    }

    private void executeHQLQuery(String hql) {
        try {
            Session session = HibernateUtil.getSessionFactory().openSession();
            session.beginTransaction();
            Query q = session.createQuery(hql);
            List resultList = q.list();
            displayResult(resultList);
            session.getTransaction().commit();
        } catch (HibernateException he) {
            he.printStackTrace();
        }
    }

    private void displayResult(List resultList) {
        Vector<String> tableHeaders = new Vector<String>();
        Vector tableData = new Vector();
        tableHeaders.add("CourseId");
        tableHeaders.add("CourseTitle");
        tableHeaders.add("Teacher");
        tableHeaders.add("CeditHours");
        tableHeaders.add("StartTime");
        tableHeaders.add("EndTime");

        for (Object o : resultList) {
            Course course = (Course) o;
            Vector<Object> oneRow = new Vector<Object>();
            oneRow.add(course.getCourseid());
            oneRow.add(course.getClasstitle());
            oneRow.add(course.getTeacher().getFullname());
            oneRow.add(course.getCreditHours());
            oneRow.add(course.getStarttime());
            oneRow.add(course.getEndtime());
            tableData.add(oneRow);
        }
        jTable1.setModel(new DefaultTableModel(tableData, tableHeaders));
    }

    /**
     * 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.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        jButton1 = new javax.swing.JButton();
        jScrollPane1 = new javax.swing.JScrollPane();
        jTable1 = new javax.swing.JTable();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

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

        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 } },
                        new String[] { "Title 1", "Title 2", "Title 3", "Title 4" }));
        jScrollPane1.setViewportView(jTable1);

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                .addGroup(layout.createSequentialGroup()
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                .addGroup(layout.createSequentialGroup().addContainerGap().addComponent(
                                        jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 375,
                                        javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGroup(layout.createSequentialGroup().addGap(133, 133, 133)
                                        .addComponent(jButton1)))
                        .addContainerGap(15, Short.MAX_VALUE)));
        layout.setVerticalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                .addGroup(javax.swing.GroupLayout.Alignment.TRAILING,
                        layout.createSequentialGroup()
                                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 275,
                                        javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 32,
                                        javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addContainerGap(50, Short.MAX_VALUE)));

        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed

        int row = jTable1.getSelectedRow();
        int index = (int) jTable1.getValueAt(row, 0);
        this.setVisible(false);
        new TakeAttendence(index).setVisible(true);

    }//GEN-LAST:event_jButton1ActionPerformed

    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        /* Set the Nimbus look and feel */
        //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
        /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
         * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html 
         */
        try {
            for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
                if ("Nimbus".equals(info.getName())) {
                    javax.swing.UIManager.setLookAndFeel(info.getClassName());
                    break;
                }
            }
        } catch (ClassNotFoundException ex) {
            java.util.logging.Logger.getLogger(AttendanceSystem.class.getName()).log(java.util.logging.Level.SEVERE,
                    null, ex);
        } catch (InstantiationException ex) {
            java.util.logging.Logger.getLogger(AttendanceSystem.class.getName()).log(java.util.logging.Level.SEVERE,
                    null, ex);
        } catch (IllegalAccessException ex) {
            java.util.logging.Logger.getLogger(AttendanceSystem.class.getName()).log(java.util.logging.Level.SEVERE,
                    null, ex);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(AttendanceSystem.class.getName()).log(java.util.logging.Level.SEVERE,
                    null, ex);
        }
        //</editor-fold>

        /* Create and display the form */
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new AttendanceSystem().setVisible(true);
            }
        });
    }

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton jButton1;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTable jTable1;
    // End of variables declaration//GEN-END:variables
}