package MyMiniSQL; import java.io.File; import java.io.IOException; public class FileAPI{ static public boolean fileExist(String fileName){ File f = new File(fileName); return f.exists(); } static public boolean createFileIfNotExist(String filename){ File f = new File(filename); if(!(f.exists())){ try { return f.createNewFile(); } catch (IOException e) { e.printStackTrace(); } } return false; } static public boolean deleteFile(String fileName){ File f = new File(fileName); if(f.exists()){ return f.delete(); }else{ return false; } } }