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SoftwareDevelopment.java
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SoftwareDevelopment.java
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package edu.mccc.tsa;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.EventQueue;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.util.Scanner;
import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.JToolBar;
import javax.swing.event.ChangeListener;
import javax.swing.filechooser.FileNameExtensionFilter;
@SuppressWarnings("unused")
public class SoftwareDevelopment extends JFrame {
private static final long serialVersionUID = 1L;
private JButton jc = new JButton("Prev");
private JButton jd = new JButton("Next");
private int page = 1;
private JLabel jl = new JLabel(Integer.toString(page));
protected JTextArea textArea = new JTextArea();
JScrollPane scrollPane = new JScrollPane(textArea);
protected JTextField textField;
public SoftwareDevelopment() {
super("SoftwareDevelopment");
setDefaultCloseOperation(EXIT_ON_CLOSE);
setSize(1024, 768);
setResizable(false);
setLocationRelativeTo(null);
setVisible(true);
add(jc, BorderLayout.WEST);
jc.addActionListener(
ae -> {
BufferedReader bs;
page-=1;
try {
bs = new BufferedReader(new FileReader("D:/TSA/File"+page+".txt"));
textArea.setText(null);
String line = bs.readLine();
while(line != null){
textArea.append(line + "\n");
line = bs.readLine();
}
} catch (Exception e) {
e.printStackTrace();
}
jl.setText(Integer.toString(page));
}
);
add(jd, BorderLayout.EAST);
jd.addActionListener(
ae -> {
BufferedReader bs;
page+=1;
try {
bs = new BufferedReader(new FileReader("D:/TSA/File"+page+".txt"));
textArea.setText(null);
String line = bs.readLine();
while(line != null){
textArea.append(line + "\n");
line = bs.readLine();
}
} catch (Exception e) {
e.printStackTrace();
}
jl.setText(Integer.toString(page));
}
);
add(createToolBar(), BorderLayout.NORTH);
textArea.setEditable(false);
add(scrollPane);
}
public static void main(String[] sa) {
EventQueue.invokeLater (
() -> new SoftwareDevelopment()
);
}
private JToolBar createToolBar() {
JToolBar jtb = new JToolBar();
JButton je = new JButton("Open");
JTextField jt = new JTextField("Page Number");
je.addActionListener(
ae -> {
JFileChooser jfc = new JFileChooser("txt files");
FileNameExtensionFilter filter = new FileNameExtensionFilter(
".txt files", "txt"
);
jfc.setFileFilter(filter);
if (jfc.showOpenDialog(je) == JFileChooser.APPROVE_OPTION) {
try {
////////////////////////////////Splitting the file////////////////////////////////////////////////////////////////////
Scanner scanner = new Scanner(jfc.getSelectedFile());
double nol = 43.0;
int count = 0;
while (scanner.hasNextLine())
{
scanner.nextLine();
count++;
}
scanner.close();
double temp = (count/nol);
int temp1=(int)temp;
int nof=0;
if(temp1==temp){
nof=temp1;
}
else
{
nof=temp1+1;
}
FileInputStream fstream = new FileInputStream(jfc.getSelectedFile());
DataInputStream in = new DataInputStream(fstream);
BufferedReader br = new BufferedReader(new InputStreamReader(in));
String strLine;
for (int j=1;j<=nof;j++)
{
FileWriter fstream1 = new FileWriter(jfc.getCurrentDirectory()+"/File"+j+".txt"); // Destination File Location
BufferedWriter out = new BufferedWriter(fstream1);
for (int i=1;i<=nol;i++)
{
strLine = br.readLine();
if (strLine!= null)
{
out.write(strLine);
if(i!=nol)
{
out.newLine();
}
}
}
out.close();
}
in.close();
BufferedReader bs = new BufferedReader(new FileReader(jfc.getCurrentDirectory()+"/File"+page+".txt"));
String line = bs.readLine();
while(line != null){
textArea.append(line + "\n");
line = bs.readLine();
}
bs.close();
} catch (Exception ex) {
ex.printStackTrace();
}
}
}
);
jtb.add(je);
jtb.addSeparator();
jtb.add(jl);
jtb.addSeparator();
jtb.add(jt);
jt.addActionListener(
ae -> {
String text = jt.getText();
BufferedReader bs;
try {
bs = new BufferedReader(new FileReader("D:/TSA/File"+text+".txt"));
page = Integer.parseInt(text);
textArea.setText(null);
String line = bs.readLine();
while(line != null){
textArea.append(line + "\n");
line = bs.readLine();
}
} catch (Exception e) {
e.printStackTrace();
}
jl.setText(Integer.toString(page));
}
);
return jtb;
}
}