//Name: Habib,Md Amir
//ID: 19-41429-3
import java.io.File;
import java.io.IOException;
import java.io.FileWriter;
import java.io.FileReader;
import java.io.File;
import java.io.BufferedReader;
import java.util.Scanner;
public class Main{
    public static void main(String[]args){
        File myFile = new File("C:\\Users\\Asus\\Desktop\\file\\data.txt");
        private Scanner y = new Scanner(myFile);
        try{
            myFile.createNewFile();
            System.out.println("File Exists : "+myFile.exists());
            System.out.println("File Path : "+myFile.getPath());
            System.out.println("File Name : "+myFile.getName());
            System.out.println("File Write : "+myFile.canWrite());
        }
        catch(IOException io){
            System.out.println("IOException caught");
        }
        FileWriter fileWriter= null;
        try{
            fileWriter = new FileWriter(myFile, true);
            String l = "Lab task on file system \n";
            String l1 = "Step-1:Create a file \n";
            String l2 = "Step-2:Write \n";
            String l3 = "Step-3:Read \n";
            String l4 = "Step-4:Buffered \n";
            String l5 = "Step-5:Search keyword \n";
            fileWriter.write(l);
            fileWriter.write(l1);
            fileWriter.write(l2);
            fileWriter.write(l3);
            fileWriter.write(l4);
            fileWriter.write(l5);
        }
        catch(IOException io){
            System.out.println("IOException caught");
        }
        try{
            fileWriter.close();
        }
        catch(IOException io){
            System.out.println("Can not close");
        }
        FileReader fileReader= null;
        try{
            fileReader = new FileReader(myFile);
            int i=0;
            while((i=fileReader.read())!=-1){
                System.out.print((char)i+"");
            }
        }
        catch(IOException io){
            System.out.println("IOException caught");
        }
        try{
            fileReader.close();
        }
        catch(IOException io){
            System.out.println("Can not close");
        }
        BufferedReader bufferedReader = null;
        try{
            bufferedReader = new BufferedReader(fileReader);
            String line = "";
            while((line = bufferedReader.readLine()) != null) {
                System.out.println(line);
            }
        }
         catch(IOException io) {
            System.out.println("IOException handled");
        }
        finally {
            try {
                fileReader.close();
                bufferedReader.close();
            }
            catch(IOException io) {
                System.out.println("Can not close");
            }
        }

        while(y.hasNext()) {

            a = y.next();
            if (a == string) {
                do something
            }
        }
    }
}