123

import java.io.BufferedReader;

import java.io.FileNotFoundException;
import java.io.FileReader;
import java.util.ArrayList;
import java.util.Scanner;

public class File  {

    String fileName;
    ArrayList<String> filelist;

    File(String fileName, ArrayList<String> filelist) {
        this.fileName = fileName;
        this.filelist = new ArrayList<String>();
    }

    public static ArrayList<String> readFile(String name) throws FileNotFoundException {
        Scanner scanner = null;
        scanner = new Scanner(new BufferedReader(new FileReader(name)));
        ArrayList<String> filelist = new ArrayList<String>();
        while (scanner.hasNextLine()) {
        filelist.add(scanner.nextLine());

        } return filelist;
        }

}



import java.util.ArrayList;

public class Spy extends Thread {
    ArrayList<File> fileCollection;

    public Spy () {
    this.fileCollection = new ArrayList<File> ();
        }

    public void addFile (File file) throws InterruptedException {
        this.fileCollection.add(file);

    }



    public void observeFile () {
        for (File fileobservable : fileCollection) {
            if (fileCollection.get(0).equals(fileCollection.get(1))) {
                    System.out.print("true"+fileobservable);
                } else {
                    System.out.print("hhh");
                }
}
}

    public void run() {
        this.observeFile();
    }

    public void addFile(ArrayList<String> file1) {
        // TODO Auto-generated method stub

    }




    }