import java.io.File;
import java.io.IOException;
public class Test{
  public static void main(String[] args)throws IOException{
    System.setProperty("user.dir","c:/family");
    File file = new File("ricky.txt");
    file = file.getAbsoluteFile();
    System.out.println(file.getAbsoluteFile());
    file.createNewFile();
  }
}