check if folder exists . if not - it will be created with with all subdirectories . concode_field_sep PlaceHolder placeHolder concode_field_sep void copyFile concode_elem_sep void writeToFile concode_elem_sep void writeToFile concode_elem_sep String readFromFile concode_elem_sep String readFromFile concode_elem_sep void copy concode_elem_sep void copy concode_elem_sep String calculateFileHash concode_elem_sep String calculateFileHash concode_elem_sep void delete concode_elem_sep void delete
void function ( File arg0 ) { if ( arg0 != null && ( ! arg0 . exists ( ) || ! arg0 . isDirectory ( ) ) ) { arg0 . mkdirs ( ) ; } }