Files.write usage.

FileWriter.java

import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.Arrays;

public class FileWriter {
    public static void main(String[] args) throws IOException {
        System.out.println("File Write Collection");
        String[] fileContent = {
                "The first line",
                "Hold the second line",
                "A final line"
        };

        Files.write(Paths.get("textfile.txt"), Arrays.asList(fileContent), StandardCharsets.UTF_8);
    }
}