question: get the number of bytes remaining in the underlying buffer . returns -1 if this is a non-buffered transport . concode_field_sep PlaceHolder placeHolder concode_field_sep boolean isOpen concode_elem_sep int read concode_elem_sep void flush concode_elem_sep byte[] getBuffer concode_elem_sep int getBufferPosition concode_elem_sep void close concode_elem_sep void write concode_elem_sep void write concode_elem_sep void consumeBuffer concode_elem_sep void open concode_elem_sep int readAll concode_elem_sep boolean peek
target: int function ( ) { return - 1 ; }