// Import Java.sql
import java.sql.*;

public class DBConnect {
    // Create a connection variable and set it to null
   Connection conn = null;
    public static Connection DBConnect(){

         // Provide a try and catch exception
        try {
            // Connect to mysql library
            Class.forName("com.mysql.jdbc.Driver");
            // jdbc:mysql://hostname:port/databasename, server username, server password
            Connection conn = DriverManager.getConnection("jdbc:mysql://localhost/db_holychild","root","");
            return conn;

        }catch(Exception ex) {
            // If connection fail
            System.out.println("Erro: " + ex);
            return null;
        }

    }

}
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

/*
 * frame1.java
 *
 * Created on 01 13, 17, 9:18:23 AM
 */
/**
 *
 * @author COMLAB
 */
import java.awt.*;
import java.awt.event.WindowEvent;
import java.sql.*;
import javax.swing.*;

public class frame1 extends javax.swing.JFrame {

    /** Creates new form frame1 */
    Connection conn = null;
    Statement stmt = null;
    PreparedStatement PStatement = null;
    ResultSet rs = null;
    public frame1() {
        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.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">
    private void initComponents() {

        buttonGroup1 = new javax.swing.ButtonGroup();
        jScrollPane1 = new javax.swing.JScrollPane();
        jTextArea1 = new javax.swing.JTextArea();
        jTextField1 = new javax.swing.JTextField();
        jButton1 = new javax.swing.JButton();
        jLabel1 = new javax.swing.JLabel();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowOpened(java.awt.event.WindowEvent evt) {
                formWindowOpened(evt);
            }
        });

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

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

        jLabel1.setText("HerName");

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(jScrollPane1, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, 380, Short.MAX_VALUE)
                    .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                        .addComponent(jTextField1, javax.swing.GroupLayout.DEFAULT_SIZE, 286, Short.MAX_VALUE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 88, javax.swing.GroupLayout.PREFERRED_SIZE))
                    .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 161, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addContainerGap())
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 26, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 212, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                    .addComponent(jTextField1, javax.swing.GroupLayout.DEFAULT_SIZE, 39, Short.MAX_VALUE)
                    .addComponent(jButton1, javax.swing.GroupLayout.DEFAULT_SIZE, 39, Short.MAX_VALUE))
                .addContainerGap())
        );

        pack();
    }// </editor-fold>

private void formWindowOpened(java.awt.event.WindowEvent evt) {
// TODO add your handling code here:
    conn = DBConnect.DBConnect();
    jTextField1.requestFocusInWindow();
}

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
     String username = "Speaker";
     String dah_message = jTextField1.getText();
     String sql = "INSERT INTO tbl_student(NameofMessage) VALUES('"+dah_message+"')";
      try {
           // set stmt to create statement
           stmt = conn.createStatement();
           // executeUpdate() function runs condition like insert, update, delete, drop etc
           // executeUpdate return 1 if true 0 if false
          if(stmt.executeUpdate(sql) == 1){
              // if true show information message
              jTextField1.setText("");
              jTextArea1.append(username+": "+dah_message+"\n");
          } else {
              // if false show warning message
              JOptionPane.showMessageDialog(null,"Opps?! Sorry","NEW RECORD",JOptionPane.WARNING_MESSAGE);
          }

       } catch(Exception ex) {
           System.out.println("Error: "+ex);
       }
     /*
     String sql = "SELECT * FROM tbl_student";
       try {

           PStatement = conn.prepareStatement(sql);
           rs = PStatement.executeQuery();
           while(rs.next()){
               String out = rs.getString("NameofMessage");
               System.out.println(out);
               jTextArea1.append(out+"\n");
           }

       } catch(Exception ex) {
           System.out.println("Error: "+ex);
       }
       */
}

    /**
     * @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(frame1.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (InstantiationException ex) {
            java.util.logging.Logger.getLogger(frame1.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (IllegalAccessException ex) {
            java.util.logging.Logger.getLogger(frame1.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(frame1.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 frame1().setVisible(true);
            }
        });
    }
    // Variables declaration - do not modify
    private javax.swing.ButtonGroup buttonGroup1;
    private javax.swing.JButton jButton1;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTextArea jTextArea1;
    private javax.swing.JTextField jTextField1;
    // End of variables declaration
}

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        // TODO code application logic here
        new frame1().setVisible(true);
    }
}