int function ( ) { return - 1 ; }
get the value of the current file pointer , or -1 if this file has no pointer . concode_field_sep FileSystem fileSystem concode_elem_sep String name concode_field_sep String getName concode_elem_sep int read concode_elem_sep int read concode_elem_sep int length concode_elem_sep FileSystem getFileSystem concode_elem_sep int write concode_elem_sep int write concode_elem_sep void close concode_elem_sep void seek