Java Screen Saver Button Code

This java code is designed to create a control capable of allowing you to click the button displayed in the window and automatically save the screen as an image file, totally designed in java, it is being made available in just one file
Note: It is necessary to execute the program as administrator to save the images, which can be done using c ++,C # ,.Bat and only click on the right button and click on run as administrator(on Windows)

This program is totally free and its license is totally open to any use

package autoshotscreen;

import java.awt.AWTException;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.image.BufferedImage;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.text.SimpleDateFormat;
import java.util.GregorianCalendar;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.imageio.ImageIO;
import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import static javax.swing.JFrame.EXIT_ON_CLOSE;
import javax.swing.JLabel;

/**
 *
 * @author Leonardo
 */
public class Autoshotscreen {

    public static void main(String[] args) throws IOException {
       //---------------DATE----------------------//
SimpleDateFormat dataFormat = new SimpleDateFormat("dd MM yyyy hh mm ss");   //Date formate
GregorianCalendar hoje=new GregorianCalendar(); //Obeject to get date
String dat= (dataFormat.format(hoje.getTimeInMillis())); //Var with value of date
//---------------Frame/config----------------------//
  JFileChooser direc = new JFileChooser(); //main to select folder
  File arquivo = new File("c:\\autoshotscreen\\config.txt"); //file of config object

       JFrame janela = new JFrame("Autoshotscreen"); //Object Frame
janela.setVisible(true); //Frame visible
        janela.setSize(250, 200); //Size of Frame
        janela.setDefaultCloseOperation(EXIT_ON_CLOSE); //finalize code on close
       //janela.getContentPane().setBackground(Color.black); //background color
        janela.setLayout(null); //Layout Frame(null for edit)
        janela.setResizable(false); //Frame fixed size
        JButton shotb = new JButton("Shot"); //Button shot object(button with function print)
        shotb.setBounds(20,10 , 200,70 ); // Size and position of Button
       janela.add(shotb); //put button in Frame
       System.out.println(dat); //Show the String dat in console 
   
       JButton chanb = new JButton("Changer Folder"); //Button changer folder object
        chanb.setBounds(10,100 , 120,20 ); // Size and position of Button
       janela.add(chanb);//put button in Frame
       //----------autor-----------------//
       JLabel a1 = new JLabel("By: SeeBlueOrg Oppen Software");// Autor object
       a1.setBackground(Color.red);//color of Label
       a1.setBounds(40, 120, 500, 20);//Size of label
       janela.add(a1);//add Label on frame
     
        //-----------folder--------------changer//
       String line = null;//String line void creation
       JLabel a2 = new JLabel("Save folder:" + line);//Label with caminho track od save folder
       a2.setBackground(Color.red);//set color of Label
       a2.setBounds(40, 140, 500, 20);//Set size and position of Label
       janela.add(a2);//add Label in frame
     
     
      FileReader arfq = new FileReader("c:\\autoshotscreen\\config.txt");//file config object
      BufferedReader lerArq = new BufferedReader(arfq);//read file config
 line = lerArq.readLine(); //String line equals first line of config
     String fort;
    //try code continuation
    a2.setText("Save folder:" + line); //Write String with the readed line
   String fileName2 = line +"/"+ dat + ".jpg"; //String file name equals string dat with 
       //---------------Core----------------------//   
           String fileName = line + "/" + dat + ".jpg"; //String with file name (date + .jpg)
    System.out.println(line);//Show line on console
       shotb.addActionListener(new ActionListener() {//Button Shot action event detect
            @Override //override to not creat new
            public void actionPerformed(ActionEvent evt) { //Action of button Shot
                janela.setVisible(false); //hide frame to not show in Print
               try {
   Thread.sleep(1000);

   
            Robot robot = new Robot();// Creation of objetct robot to print
         
            Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize(); //get the screen size
            Rectangle captureRect = new Rectangle(0, 0, screenSize.width, screenSize.height); //set screen size in retagle
            BufferedImage screenFullImage = robot.createScreenCapture(captureRect); //Capture print
            ImageIO.write(screenFullImage, "jpg", new File(fileName2));//save print whas .pjg image
        } catch (AWTException | IOException | InterruptedException ex) {
        }
                janela.setVisible(true);//show the hided frame
            }
             });
       //------------changer-----------------//
       chanb.addActionListener(new ActionListener() { //Button changer folder action event detect
            @Override //override to not creat new
            public void actionPerformed(ActionEvent evt) { //Action of Changer Folder Button
                 direc.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY); //opeen main to changer folder
        int res = direc.showOpenDialog(null); //format the main of object
        File track = null; //String track creation
        if(res == JFileChooser.APPROVE_OPTION){ //If folder was selected
           track = direc.getSelectedFile();//get the track
 try( FileWriter fw = new FileWriter( arquivo ) ){ //Object writer
  BufferedWriter bw = new BufferedWriter(fw);  //changer object to buffer(memory)
  System.out.println(track);
  String teste = track.toString();
  bw.write(teste); //write the file with tack
  bw.flush(); //save file
  janela.repaint();//reload frame
  Runtime.getRuntime().exec("explorer c:\\autoshotscreen\\autoshotscreenmain.exe");
  System.exit(0);
}catch(IOException ex){ //try continuation
}

                 
        }
            }
       });     String folderss = "explorer " + line;//string with folder track
       //////////////open--------------
       JButton open = new JButton("Saves");//create button Saves
       open.setBounds(145,100 , 75,20 );//position and size of button
       janela.add(open);//add button to frame
         open.addActionListener(new ActionListener() { //add action to Button
            @Override
            public void actionPerformed(ActionEvent evt)//detect action of Button
            {try {
            System.out.println(folderss);
                Runtime.getRuntime().exec(folderss);//oppen Saves folder
                } catch (IOException ex) {
                }
            }
             });
       
     
     
}
}

compiled file for download(.JAR)

Download Here