<s>[INST] acquires a buffered reader usable to read the contents of a file concode_field_sep PlaceHolder placeHolder concode_field_sep void deleteFile concode_elem_sep void copyFile concode_elem_sep BufferedWriter getWriter concode_elem_sep void main concode_elem_sep boolean fileExists concode_elem_sep String replaceFilename [/INST] BufferedReader function ( String arg0 ) { BufferedReader loc0 = new BufferedReader ( new FileReader ( arg0 ) ) ; return loc0 ; </s>