JavaIO

public class CreateFileSample {
    public static void main(String[] args) {
        try {

            File file = new File("c:\\newfile.txt");

            if (file.createNewFile()) {
                System.out.println("File is created!");
            } else {
                System.out.println("File already exists.");
            }

        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}