Notes

package Main_Page;

import java.awt.Color;

import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.NoSuchElementException;
import java.util.Scanner;

import javax.swing.DefaultCellEditor;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.table.DefaultTableModel;
import javax.swing.JLabel;
import javax.swing.JOptionPane;

import java.awt.BorderLayout;
import javax.swing.JPanel;
import javax.swing.JComboBox;


public class Userdepartment {

public static void main(String[] args){


// create JFrame and JTable
JFrame frame = new JFrame();
JTable table = new JTable();
DefaultTableModel model =(DefaultTableModel)table.getModel();
model.addRow(new Object[] {});

frame.getContentPane().setBackground(Color.LIGHT_GRAY);

// create a table model and set a Column Identifiers to this model
Object[] columns= {"Id"," lecturer name","Subject ","Web"};
DefaultTableModel sdd = new DefaultTableModel();
sdd.setColumnIdentifiers(columns);

// set the model to the table

table.setModel(sdd);

//table.setFont(font);
table.setRowHeight(35);//setting the row height
//JScrollPane created
JScrollPane pane = new JScrollPane(table);
pane.setBounds(12, 13, 465, 371);
frame.getContentPane().setLayout(null);
frame.getContentPane().add(pane);

Object[] row = new Object[4];// 4 column created
//button created
JButton btnSeelist = new JButton("SeeListScience");
btnSeelist.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
//view code of file handling of department
//dView.getDelB().setEnabled(true);
DefaultTableModel ssd = new DefaultTableModel(null,columns);
table.setModel(ssd);//table setModel
String finish ="C://Users//HP//eclipse-workspace//Ssd//department.dat";//location of file sstored
File file = new File(finish);//new file
try {
BufferedReader rbc = new BufferedReader(new FileReader(file));// new bufferreader created
//array used
Object[] tBRow = rbc.lines().toArray();
for(int i=0; i < tBRow.length; i++) { //for loop used
String line = tBRow[i].toString().trim();
String[] dRow = line.split("[,n]");
ssd.addRow(dRow);//sdd add row
//dView.getList().setEnabled(false);
}
} catch (FileNotFoundException e1) {
JOptionPane.showMessageDialog(null,"Error in finding file");
}

catch (NullPointerException e1) {
JOptionPane.showMessageDialog(null,e1);
}
}
});
btnSeelist.setBounds(634, 105, 134, 25);
frame.getContentPane().add(btnSeelist);

//JButton created
JButton btnSeelistarts = new JButton("SeeListArts");
btnSeelistarts.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
DefaultTableModel ssd = new DefaultTableModel(null,columns);//new Deafult table model
table.setModel(ssd);//table set model
String finish = "C://Users//HP//eclipse-workspace//Ssd//r.dat";//location of file stored
File file = new File(finish);
try {
BufferedReader rbc = new BufferedReader(new FileReader(file));//buffer reader created
Object[] tBRow = rbc.lines().toArray();//array used
for(int i=0; i < tBRow.length; i++) {
String line = tBRow[i].toString().trim();
String[] dRow = line.split("[,n]");
ssd.addRow(dRow);
//dView.getList().setEnabled(false);
}
} catch (FileNotFoundException e1) {
JOptionPane.showMessageDialog(null,"Error in finding file");
}

catch (NullPointerException e1) {
JOptionPane.showMessageDialog(null,e1);
}
}
});
btnSeelistarts.setBounds(638, 238, 130, 25);
frame.getContentPane().add(btnSeelistarts);
//back button created
JButton btnBack = new JButton("Back");
btnBack.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
New_Home.main(null);
frame.dispose();
}
});
btnBack.setBounds(653, 342, 97, 25);
frame.getContentPane().add(btnBack);




//frame created and size set

frame.setSize(856,538);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
frame.setTitle("Northampton Metropolitan University");
}
}