package FileReadWriter;

import java.io.FileWriter;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;

public class Data {

	public static List<String> readData() {
		List<String> lines = null;
		try(Stream<String> x = Files.lines(Paths.get("c:\\temp\\fuck.txt"))){
			lines = x.collect(Collectors.toList());
		}
		catch(IOException e) {
			System.out.println(e.getMessage());
		}
		return lines;
	}

	public static void writeData(List<String> x) {
		FileWriter fw;
		try {
			fw = new FileWriter("c:\\temp\\fuck.txt");
			for(String str :  x)
				fw.write(str+"\n");
			fw.flush();
			fw.close();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}


	public static void addData(String line) {
		List<String> x = readData();
		if(!x.contains(line)) {
			x.add(line);
			writeData(x);
		}
	}

	public static void main(String[] args) {
		System.out.println(readData());
		addData("Fucker,10100101");
		System.out.println(readData());
	}
}