PlacementRegistration.java

/*
 * 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 placements;

import java.awt.Color;
import java.io.File;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.Scanner;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JOptionPane;


public class PlacementRegistration extends javax.swing.JFrame {
    
    String username="guest";
    /**
     * Creates new form HomeFrame
     */
    public PlacementRegistration(String username) {
        this.username = username;
        initComponents();
        setExtendedState(JFrame.MAXIMIZED_BOTH);
    }
 
    public PlacementRegistration() {
       
        initComponents();
        setExtendedState(JFrame.MAXIMIZED_BOTH);
        pnChart.setLayout(new java.awt.BorderLayout());
       
    }
 
    /**
     * 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() {

        pnChart = new javax.swing.JPanel();
        jLabel6 = new javax.swing.JLabel();
        jTextField1 = new javax.swing.JTextField();
        jTextField13 = new javax.swing.JTextField();
        jTextField14 = new javax.swing.JTextField();
        jButton1 = new javax.swing.JButton();
        jLabel13 = new javax.swing.JLabel();
        jButton2 = new javax.swing.JButton();
        jButton3 = new javax.swing.JButton();
        jButton4 = new javax.swing.JButton();
        jTextField2 = new javax.swing.JTextField();
        jButton5 = new javax.swing.JButton();
        jTextField3 = new javax.swing.JTextField();
        jTextField4 = new javax.swing.JTextField();
        jTextField5 = new javax.swing.JTextField();
        jLabel5 = new javax.swing.JLabel();
        jScrollPane1 = new javax.swing.JScrollPane();
        jTextArea1 = new javax.swing.JTextArea();
        jLabel7 = new javax.swing.JLabel();
        jTextField6 = new javax.swing.JTextField();
        jTextField7 = new javax.swing.JTextField();
        jTextField8 = new javax.swing.JTextField();
        jLabel8 = new javax.swing.JLabel();
        jLabel9 = new javax.swing.JLabel();
        jLabel10 = new javax.swing.JLabel();
        jLabel11 = new javax.swing.JLabel();
        jLabel12 = new javax.swing.JLabel();
        jTextField9 = new javax.swing.JTextField();
        jTextField10 = new javax.swing.JTextField();
        jTextField11 = new javax.swing.JTextField();
        jTextField12 = new javax.swing.JTextField();
        jLabel2 = new javax.swing.JLabel();
        jLabel3 = new javax.swing.JLabel();
        jLabel14 = new javax.swing.JLabel();
        jLabel15 = new javax.swing.JLabel();
        jButton7 = new javax.swing.JButton();
        jCheckBox2 = new javax.swing.JCheckBox();
        jCheckBox5 = new javax.swing.JCheckBox();
        jCheckBox6 = new javax.swing.JCheckBox();
        jCheckBox7 = new javax.swing.JCheckBox();
        jLabel16 = new javax.swing.JLabel();
        jButton8 = new javax.swing.JButton();
        jCheckBox3 = new javax.swing.JCheckBox();
        jLabel17 = new javax.swing.JLabel();
        jLabel4 = new javax.swing.JLabel();
        jButton6 = new javax.swing.JButton();
        jLabel1 = new javax.swing.JLabel();

        setDefaultCloseOperation(javax.swing.WindowConstants.DO_NOTHING_ON_CLOSE);
        setBackground(new java.awt.Color(255, 255, 255));
        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosing(java.awt.event.WindowEvent evt) {
                formWindowClosing(evt);
            }
        });
        getContentPane().setLayout(null);

        pnChart.setBackground(new java.awt.Color(255, 255, 255));

        jLabel6.setText("Email");

        jTextField1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jTextField1ActionPerformed(evt);
            }
        });
        jTextField1.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyPressed(java.awt.event.KeyEvent evt) {
                jTextField1KeyPressed(evt);
            }
            public void keyReleased(java.awt.event.KeyEvent evt) {
                jTextField1KeyReleased(evt);
            }
        });

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

        jLabel13.setText("Upload ID Proof");

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

        jButton3.setText("Upload");
        jButton3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton3ActionPerformed(evt);
            }
        });

        jButton4.setText("Upload");
        jButton4.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton4ActionPerformed(evt);
            }
        });

        jTextField2.setEditable(false);
        jTextField2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jTextField2ActionPerformed(evt);
            }
        });

        jButton5.setText("Upload");
        jButton5.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton5ActionPerformed(evt);
            }
        });

        jTextField3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jTextField3ActionPerformed(evt);
            }
        });

        jTextField4.setEditable(false);
        jTextField4.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jTextField4ActionPerformed(evt);
            }
        });
        jTextField4.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyPressed(java.awt.event.KeyEvent evt) {
                jTextField4KeyPressed(evt);
            }
        });

        jTextField5.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jTextField5ActionPerformed(evt);
            }
        });
        jTextField5.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyPressed(java.awt.event.KeyEvent evt) {
                jTextField5KeyPressed(evt);
            }
            public void keyReleased(java.awt.event.KeyEvent evt) {
                jTextField5KeyReleased(evt);
            }
        });

        jLabel5.setText("Address");

        jTextArea1.setColumns(20);
        jTextArea1.setRows(5);
        jTextArea1.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyPressed(java.awt.event.KeyEvent evt) {
                jTextArea1KeyPressed(evt);
            }
        });
        jScrollPane1.setViewportView(jTextArea1);

        jLabel7.setText("10th");

        jLabel8.setText("School / College Name");

        jLabel9.setText("Board and Stream of Education");

        jLabel10.setText("Percentage /Grade");

        jLabel11.setText("12th");

        jLabel12.setText("TY");

        jLabel2.setText("Registration No.");

        jLabel3.setText("Student ID");

        jLabel14.setText("Name");

        jLabel15.setText("Contact");

        jButton7.setIcon(new javax.swing.ImageIcon(getClass().getResource("/placements/search.jpg"))); // NOI18N
        jButton7.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                jButton7MouseClicked(evt);
            }
        });
        jButton7.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton7ActionPerformed(evt);
            }
        });

        jCheckBox2.setText("no file selected");
        jCheckBox2.setEnabled(false);

        jCheckBox5.setText("no file selected");
        jCheckBox5.setEnabled(false);

        jCheckBox6.setText("no file selected");
        jCheckBox6.setEnabled(false);

        jCheckBox7.setText("no file selected");
        jCheckBox7.setEnabled(false);

        jLabel16.setText("Upload Resume");

        jButton8.setText("Browse");
        jButton8.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton8ActionPerformed(evt);
            }
        });

        jCheckBox3.setText("no file selected");
        jCheckBox3.setEnabled(false);
        jCheckBox3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jCheckBox3ActionPerformed(evt);
            }
        });

        jLabel17.setFont(new java.awt.Font("Arial Rounded MT Bold", 1, 10)); // NOI18N
        jLabel17.setForeground(new java.awt.Color(0, 102, 255));
        jLabel17.setText("PLACEMENTS >> PLACEMENT REGISTRATION");

        javax.swing.GroupLayout pnChartLayout = new javax.swing.GroupLayout(pnChart);
        pnChart.setLayout(pnChartLayout);
        pnChartLayout.setHorizontalGroup(
            pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(pnChartLayout.createSequentialGroup()
                .addGap(23, 23, 23)
                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(jLabel17)
                    .addGroup(pnChartLayout.createSequentialGroup()
                        .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(pnChartLayout.createSequentialGroup()
                                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                    .addComponent(jLabel2, javax.swing.GroupLayout.DEFAULT_SIZE, 82, Short.MAX_VALUE)
                                    .addComponent(jLabel14, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                    .addComponent(jLabel6, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                                .addGap(18, 18, 18)
                                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                    .addComponent(jTextField1, javax.swing.GroupLayout.DEFAULT_SIZE, 155, Short.MAX_VALUE)
                                    .addComponent(jTextField2)
                                    .addComponent(jTextField5))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(jButton7, javax.swing.GroupLayout.PREFERRED_SIZE, 25, javax.swing.GroupLayout.PREFERRED_SIZE))
                            .addGroup(pnChartLayout.createSequentialGroup()
                                .addComponent(jLabel13)
                                .addGap(35, 35, 35)
                                .addComponent(jButton2, javax.swing.GroupLayout.PREFERRED_SIZE, 84, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addComponent(jCheckBox2, javax.swing.GroupLayout.PREFERRED_SIZE, 231, javax.swing.GroupLayout.PREFERRED_SIZE))
                            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, pnChartLayout.createSequentialGroup()
                                .addComponent(jLabel16)
                                .addGap(35, 35, 35)
                                .addComponent(jButton8, javax.swing.GroupLayout.PREFERRED_SIZE, 84, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addComponent(jCheckBox3, javax.swing.GroupLayout.PREFERRED_SIZE, 231, javax.swing.GroupLayout.PREFERRED_SIZE)))
                        .addGap(18, 18, 18)
                        .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(pnChartLayout.createSequentialGroup()
                                .addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, 82, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(jTextField4, javax.swing.GroupLayout.PREFERRED_SIZE, 155, javax.swing.GroupLayout.PREFERRED_SIZE))
                            .addGroup(pnChartLayout.createSequentialGroup()
                                .addComponent(jLabel15, javax.swing.GroupLayout.PREFERRED_SIZE, 82, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(jTextField3, javax.swing.GroupLayout.PREFERRED_SIZE, 155, javax.swing.GroupLayout.PREFERRED_SIZE))
                            .addGroup(pnChartLayout.createSequentialGroup()
                                .addComponent(jLabel5, javax.swing.GroupLayout.PREFERRED_SIZE, 63, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGap(18, 18, 18)
                                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 175, javax.swing.GroupLayout.PREFERRED_SIZE))))
                    .addGroup(pnChartLayout.createSequentialGroup()
                        .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(pnChartLayout.createSequentialGroup()
                                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(jLabel7)
                                    .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                                        .addComponent(jLabel12, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                        .addComponent(jLabel11, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
                                .addGap(42, 42, 42)
                                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                    .addComponent(jTextField6)
                                    .addComponent(jTextField9)
                                    .addComponent(jTextField12, javax.swing.GroupLayout.DEFAULT_SIZE, 152, Short.MAX_VALUE)))
                            .addGroup(pnChartLayout.createSequentialGroup()
                                .addGap(83, 83, 83)
                                .addComponent(jLabel8)))
                        .addGap(18, 18, 18)
                        .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                            .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                .addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 133, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                    .addComponent(jTextField7)
                                    .addComponent(jTextField10)
                                    .addComponent(jTextField13, javax.swing.GroupLayout.DEFAULT_SIZE, 154, Short.MAX_VALUE)))
                            .addComponent(jLabel9, javax.swing.GroupLayout.DEFAULT_SIZE, 154, Short.MAX_VALUE))
                        .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(pnChartLayout.createSequentialGroup()
                                .addGap(18, 18, 18)
                                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                    .addComponent(jTextField8)
                                    .addComponent(jTextField11, javax.swing.GroupLayout.DEFAULT_SIZE, 131, Short.MAX_VALUE)
                                    .addComponent(jTextField14))
                                .addGap(18, 18, 18)
                                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addGroup(pnChartLayout.createSequentialGroup()
                                        .addComponent(jButton3, javax.swing.GroupLayout.PREFERRED_SIZE, 84, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                        .addComponent(jCheckBox5, javax.swing.GroupLayout.PREFERRED_SIZE, 231, javax.swing.GroupLayout.PREFERRED_SIZE))
                                    .addGroup(pnChartLayout.createSequentialGroup()
                                        .addComponent(jButton4, javax.swing.GroupLayout.PREFERRED_SIZE, 84, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                        .addComponent(jCheckBox6, javax.swing.GroupLayout.PREFERRED_SIZE, 191, javax.swing.GroupLayout.PREFERRED_SIZE))
                                    .addGroup(pnChartLayout.createSequentialGroup()
                                        .addComponent(jButton5, javax.swing.GroupLayout.PREFERRED_SIZE, 84, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                        .addComponent(jCheckBox7, javax.swing.GroupLayout.PREFERRED_SIZE, 191, javax.swing.GroupLayout.PREFERRED_SIZE))))
                            .addGroup(pnChartLayout.createSequentialGroup()
                                .addGap(29, 29, 29)
                                .addComponent(jLabel10, javax.swing.GroupLayout.PREFERRED_SIZE, 104, javax.swing.GroupLayout.PREFERRED_SIZE)))))
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
        pnChartLayout.setVerticalGroup(
            pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(pnChartLayout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jLabel17)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(jButton7, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, 22, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                        .addComponent(jLabel2)
                        .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addComponent(jLabel3)
                        .addComponent(jTextField4, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)))
                .addGap(18, 18, 18)
                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel14)
                    .addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jLabel15)
                    .addComponent(jTextField3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(18, 18, 18)
                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                    .addGroup(pnChartLayout.createSequentialGroup()
                        .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addGap(34, 34, 34))
                    .addGroup(pnChartLayout.createSequentialGroup()
                        .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel6)
                            .addComponent(jTextField5, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(jLabel5))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                        .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel16)
                            .addComponent(jButton8)
                            .addComponent(jCheckBox3))
                        .addGap(18, 18, 18)
                        .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel13)
                            .addComponent(jButton2)
                            .addComponent(jCheckBox2))
                        .addGap(22, 22, 22)))
                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel8)
                    .addComponent(jLabel9)
                    .addComponent(jLabel10, javax.swing.GroupLayout.PREFERRED_SIZE, 14, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(18, 18, 18)
                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel7)
                    .addComponent(jTextField6, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jTextField7, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jTextField8, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jButton3)
                    .addComponent(jCheckBox5))
                .addGap(26, 26, 26)
                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jButton4)
                    .addComponent(jTextField11, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jTextField10, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jTextField9, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jLabel11)
                    .addComponent(jCheckBox6))
                .addGap(26, 26, 26)
                .addGroup(pnChartLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jCheckBox7)
                    .addComponent(jButton5)
                    .addComponent(jTextField14, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jTextField13, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jTextField12, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jLabel12))
                .addGap(18, 18, 18)
                .addComponent(jButton1)
                .addContainerGap(48, Short.MAX_VALUE))
        );

        getContentPane().add(pnChart);
        pnChart.setBounds(40, 130, 860, 480);

        jLabel4.setBackground(new java.awt.Color(255, 255, 255));
        jLabel4.setFont(new java.awt.Font("Arial Unicode MS", 1, 10)); // NOI18N
        jLabel4.setText(username.toUpperCase());
        getContentPane().add(jLabel4);
        jLabel4.setBounds(480, 20, 80, 20);

        jButton6.setIcon(new javax.swing.ImageIcon(getClass().getResource("/placements/logout.jpg"))); // NOI18N
        jButton6.setText("jButton6");
        jButton6.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                jButton6MouseClicked(evt);
            }
        });
        getContentPane().add(jButton6);
        jButton6.setBounds(903, 83, 70, 20);

        jLabel1.setIcon(new javax.swing.ImageIcon(getClass().getResource("/placements/allpages.jpg"))); // NOI18N
        jLabel1.setAlignmentY(0.0F);
        getContentPane().add(jLabel1);
        jLabel1.setBounds(0, 0, 1026, 812);

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

    private void formWindowClosing(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_formWindowClosing
 if(JOptionPane.showConfirmDialog(null, "Are you sure ?") == JOptionPane.OK_OPTION){
                    setVisible(false);
                    dispose();
                    new MainFrame(username).setVisible(true);        // TODO add your handling code here:
 }
    }//GEN-LAST:event_formWindowClosing

    private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jTextField1ActionPerformed
        // TODO add your handling code here:
    }//GEN-LAST:event_jTextField1ActionPerformed

    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
        // TODO add your handling code here:
        JFileChooser chooser = new JFileChooser();
        // optionally set chooser options ...
        if (chooser.showOpenDialog(this) == JFileChooser.APPROVE_OPTION) {
//            jButton8.setVisible(true);
            File f = chooser.getSelectedFile();
           jCheckBox2.setSelected(true);
           jCheckBox2.setText(f.getName()+" selected");
            // read  and/or display the file somehow. ....
        } 
    }//GEN-LAST:event_jButton2ActionPerformed

    private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton3ActionPerformed
        if (jTextField6.getText().equals("")||jTextField7.getText().equals("")||jTextField8.getText().equals("")) {
            JOptionPane.showMessageDialog(null, "please fill in all values");
        } else {
        
        
// TODO add your handling code here:
        JFileChooser chooser = new JFileChooser();
        // optionally set chooser options ...
        if (chooser.showOpenDialog(this) == JFileChooser.APPROVE_OPTION) {
//            jButton8.setVisible(true);
            File f = chooser.getSelectedFile();
           jCheckBox5.setSelected(true);
           jCheckBox5.setText(f.getName()+" selected");
            // read  and/or display the file somehow. ....
        } 
        }
        // TODO add your handling code here:
    }//GEN-LAST:event_jButton3ActionPerformed

    private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton4ActionPerformed
        // TODO add your handling code here:
         if (jTextField9.getText().equals("")||jTextField10.getText().equals("")||jTextField11.getText().equals("")) {
            JOptionPane.showMessageDialog(null, "please fill in all values");
        } else {
         JFileChooser chooser = new JFileChooser();
        // optionally set chooser options ...
        if (chooser.showOpenDialog(this) == JFileChooser.APPROVE_OPTION) {
//            jButton8.setVisible(true);
            File f = chooser.getSelectedFile();
           jCheckBox6.setSelected(true);
           jCheckBox6.setText(f.getName()+" selected");
            // read  and/or display the file somehow. ....
        }
        }
    }//GEN-LAST:event_jButton4ActionPerformed

    private void jTextField2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jTextField2ActionPerformed
        // TODO add your handling code here:
    }//GEN-LAST:event_jTextField2ActionPerformed

    private void jButton5ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton5ActionPerformed

 if (jTextField12.getText().equals("")||jTextField13.getText().equals("")||jTextField14.getText().equals("")) {
            JOptionPane.showMessageDialog(null, "please fill in all values");
        } else {        // TODO add your handling code here:
         JFileChooser chooser = new JFileChooser();
        // optionally set chooser options ...
        if (chooser.showOpenDialog(this) == JFileChooser.APPROVE_OPTION) {
//            jButton8.setVisible(true);
            File f = chooser.getSelectedFile();
           jCheckBox7.setSelected(true);
           jCheckBox7.setText(f.getName()+" selected");
            // read  and/or display the file somehow. ....
        }
        }
    }//GEN-LAST:event_jButton5ActionPerformed

    private void jTextField3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jTextField3ActionPerformed
        // TODO add your handling code here:
    }//GEN-LAST:event_jTextField3ActionPerformed

    private void jTextField4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jTextField4ActionPerformed
        // TODO add your handling code here:
    }//GEN-LAST:event_jTextField4ActionPerformed

    private void jTextField5ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jTextField5ActionPerformed
        // TODO add your handling code here:
    }//GEN-LAST:event_jTextField5ActionPerformed

    private void jTextField1KeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_jTextField1KeyPressed

				
				 String content = jTextField1.getText();
int l = content.length();
      String pattern = "R[0-9]{12}";

      boolean isMatch = Pattern.matches(pattern, content);
        if (isMatch && l!=0) {
            jTextField1.setBackground(java.awt.Color.GREEN);
        } else {
            jTextField1.setBackground(java.awt.Color.red);
        }

        // TODO add your handling code here:
    }//GEN-LAST:event_jTextField1KeyPressed

    private void jTextField4KeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_jTextField4KeyPressed
		
// TODO add your handling code here:
    }//GEN-LAST:event_jTextField4KeyPressed

    private void jButton6MouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_jButton6MouseClicked
dispose();
new EncoreLogin().setVisible(true);
        // TODO add your handling code here:
    }//GEN-LAST:event_jButton6MouseClicked

    private void jButton7ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton7ActionPerformed
        // TODO add your handling code here:
        String QUERY = "select STUDENT_ID,STUDENT_NAME,CONTACT,EMAILID from STUDENTDETAILS where REGISTRATION_CODE =?";
         try (Connection connection = H2JDBCUtils.getConnection();

            // Step 2:Create a statement using connection object
            PreparedStatement preparedStatement = connection.prepareStatement(QUERY);) {
//            Scanner sc = new Scanner(System.in);
//            System.out.println("Enter id");
//            int id2 = sc.nextInt();
String id2 = jTextField1.getText();
            preparedStatement.setString(1, id2);
            System.out.println(preparedStatement);
            // Step 3: Execute the query or update query
            ResultSet rs = preparedStatement.executeQuery();

            if(!(rs.isBeforeFirst()))
            {
                JOptionPane.showMessageDialog(null, "no student found!");
            }
            // Step 4: Process the ResultSet object.
            while (rs.next()) {
                String id = rs.getString("STUDENT_ID");
                String name = rs.getString("STUDENT_NAME");
                String contact = rs.getString("CONTACT");
                String email = rs.getString("EMAILID");

                jTextField2.setText(name);
                jTextField5.setText(email);
                jTextField4.setText(id);
                jTextField3.setText(contact);
                System.out.println("data is "+id + "," + name + "," + email + "," + contact );
            }
        } catch (Exception e) {
            H2JDBCUtils.printSQLException((SQLException) e);
        }
    }//GEN-LAST:event_jButton7ActionPerformed

    private void jButton7MouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_jButton7MouseClicked
        // TODO add your handling code here:
    }//GEN-LAST:event_jButton7MouseClicked

    private void jTextField5KeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_jTextField5KeyPressed
String regex = "^(.+)@(.+)$";
 
Pattern pattern = Pattern.compile(regex);
Matcher matcher = pattern.matcher(jTextField5.getText());
        if (matcher.matches()) {
            jTextField5.setBackground(Color.green);
        }
        if(!matcher.matches())  jTextField5.setBackground(Color.red);

        // TODO add your handling code here:
    }//GEN-LAST:event_jTextField5KeyPressed

    private void jTextField5KeyReleased(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_jTextField5KeyReleased
String regex = "^(.+)@(.+)$";
 
Pattern pattern = Pattern.compile(regex);
Matcher matcher = pattern.matcher(jTextField5.getText());
        if (matcher.matches()) {
            jTextField5.setBackground(Color.green);
        }
        if(!matcher.matches())  jTextField5.setBackground(Color.red);

        // TODO add your handling code here:
    }//GEN-LAST:event_jTextField5KeyReleased

    private void jTextArea1KeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_jTextArea1KeyPressed

        if (jTextArea1.getText().equals("")) {
            jTextArea1.setBackground(Color.red);
        }
        else{
            jTextArea1.setBackground(Color.green);
        }
        // TODO add your handling code here:
    }//GEN-LAST:event_jTextArea1KeyPressed

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
        // TODO add your handling code here:
        
        if (!(jCheckBox2.isSelected()&&jCheckBox3.isSelected()&&jCheckBox5.isSelected()&&jCheckBox6.isSelected()&&jCheckBox7.isSelected())) {
            JOptionPane.showMessageDialog(null, "Please upload all documents");
        }
        else{
            String INSERT_USERS_SQL = "INSERT INTO plcload" +
        "  (Registration_code, STUDENT_ID, student_name,contact, email, address, school10 , board10 , marks10, school12 , board12 ,marks12 , school15 , board15 , marks15 ) VALUES " +
        " (?, ?, ?, ?, ?,?, ?, ?, ?, ?,?, ?, ?, ?, ?);";
            
             try (Connection connection = H2JDBCUtils.getConnection();
            // Step 2:Create a statement using connection object
            PreparedStatement preparedStatement = connection.prepareStatement(INSERT_USERS_SQL)) {
       
            preparedStatement.setString(1, jTextField1.getText());
        
            preparedStatement.setString(2, jTextField4.getText());
          
            preparedStatement.setString(3, jTextField2.getText());
          
            preparedStatement.setString(4, jTextField3.getText());
          
            preparedStatement.setString(5, jTextField5.getText());
            
      preparedStatement.setString(6, jTextArea1.getText());
          
            preparedStatement.setString(7, jTextField6.getText());
          
            preparedStatement.setString(8, jTextField7.getText());
            
             preparedStatement.setString(9, jTextField8.getText());
             
               preparedStatement.setString(10, jTextField9.getText());
          
            preparedStatement.setString(11, jTextField10.getText());
            
             preparedStatement.setString(12, jTextField11.getText());
             
              preparedStatement.setString(13, jTextField12.getText());
          
            preparedStatement.setString(14, jTextField13.getText());
            
             preparedStatement.setString(15, jTextField14.getText());
            System.out.println(preparedStatement);
            // Step 3: Execute the query or update query
            preparedStatement.executeUpdate();
            JOptionPane.showMessageDialog(null, "Student Successfully added to the Placement Load","Success",1);
        } catch (Exception e) {

            // print SQL exception information
            H2JDBCUtils.printSQLException((SQLException) e);
        }
        }
    }//GEN-LAST:event_jButton1ActionPerformed

    private void jButton8ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton8ActionPerformed
// TODO add your handling code here:
        JFileChooser chooser = new JFileChooser();
        // optionally set chooser options ...
        if (chooser.showOpenDialog(this) == JFileChooser.APPROVE_OPTION) {
//            jButton8.setVisible(true);
            File f = chooser.getSelectedFile();
           jCheckBox3.setSelected(true);
           jCheckBox3.setText(f.getName()+" selected");
            // read  and/or display the file somehow. ....
        } 
        // TODO add your handling code here:
    }//GEN-LAST:event_jButton8ActionPerformed

    private void jCheckBox3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jCheckBox3ActionPerformed
        // TODO add your handling code here:
    }//GEN-LAST:event_jCheckBox3ActionPerformed

    private void jTextField1KeyReleased(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_jTextField1KeyReleased
		 String content = jTextField1.getText();
int l = content.length();
      String pattern = "R[0-9]{12}";

      boolean isMatch = Pattern.matches(pattern, content);
        if (isMatch && l!=0) {
            jTextField1.setBackground(java.awt.Color.GREEN);
        } else {
            jTextField1.setBackground(java.awt.Color.red);
        }
        // TODO add your handling code here:
    }//GEN-LAST:event_jTextField1KeyReleased
    
    /**
     * @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(PlacementRegistration.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (InstantiationException ex) {
            java.util.logging.Logger.getLogger(PlacementRegistration.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (IllegalAccessException ex) {
            java.util.logging.Logger.getLogger(PlacementRegistration.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(PlacementRegistration.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        }
        //</editor-fold>
        //</editor-fold>
        //</editor-fold>
        //</editor-fold>
        //</editor-fold>
        //</editor-fold>
        //</editor-fold>
        //</editor-fold>

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

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JButton jButton3;
    private javax.swing.JButton jButton4;
    private javax.swing.JButton jButton5;
    private javax.swing.JButton jButton6;
    private javax.swing.JButton jButton7;
    private javax.swing.JButton jButton8;
    private javax.swing.JCheckBox jCheckBox2;
    private javax.swing.JCheckBox jCheckBox3;
    private javax.swing.JCheckBox jCheckBox5;
    private javax.swing.JCheckBox jCheckBox6;
    private javax.swing.JCheckBox jCheckBox7;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel10;
    private javax.swing.JLabel jLabel11;
    private javax.swing.JLabel jLabel12;
    private javax.swing.JLabel jLabel13;
    private javax.swing.JLabel jLabel14;
    private javax.swing.JLabel jLabel15;
    private javax.swing.JLabel jLabel16;
    private javax.swing.JLabel jLabel17;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JLabel jLabel5;
    private javax.swing.JLabel jLabel6;
    private javax.swing.JLabel jLabel7;
    private javax.swing.JLabel jLabel8;
    private javax.swing.JLabel jLabel9;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTextArea jTextArea1;
    private javax.swing.JTextField jTextField1;
    private javax.swing.JTextField jTextField10;
    private javax.swing.JTextField jTextField11;
    private javax.swing.JTextField jTextField12;
    private javax.swing.JTextField jTextField13;
    private javax.swing.JTextField jTextField14;
    private javax.swing.JTextField jTextField2;
    private javax.swing.JTextField jTextField3;
    private javax.swing.JTextField jTextField4;
    private javax.swing.JTextField jTextField5;
    private javax.swing.JTextField jTextField6;
    private javax.swing.JTextField jTextField7;
    private javax.swing.JTextField jTextField8;
    private javax.swing.JTextField jTextField9;
    private javax.swing.JPanel pnChart;
    // End of variables declaration//GEN-END:variables
}

class H2JDBCUtils {

    private static String jdbcURL = "jdbc:h2:C:\\Users\\xyz\\Documents\\NetBeansProjects\\Placements\\db";
    private static String jdbcUsername = "sys";
    private static String jdbcPassword = "1234";

    public static Connection getConnection() throws ClassNotFoundException {
        Connection connection = null;
        try {
            Class.forName("org.h2.Driver");
            connection = DriverManager.getConnection(jdbcURL, jdbcUsername, jdbcPassword);
        } catch (SQLException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        return connection;
    }

    public static void printSQLException(SQLException ex) {
        for (Throwable e: ex) {
            if (e instanceof SQLException) {
                e.printStackTrace(System.err);
                System.err.println("SQLState: " + ((SQLException) e).getSQLState());
                System.err.println("Error Code: " + ((SQLException) e).getErrorCode());
                System.err.println("Message: " + e.getMessage());
                Throwable t = ex.getCause();
                while (t != null) {
                    System.out.println("Cause: " + t);
                    t = t.getCause();
                }
            }
        }
    }
}