{ long len=parseNext(); long total=len>0?len:0;  while (!isComplete() && _buffer!=null && _buffer.length()>0)
    public long parseAvailable() throws IOException    {        long len=parseNext();        long total=len>0?len:0;        while (!isComplete() && _buffer!=null && _buffer.length()>0)        {            len=parseNext();            if (len>0)                total+=len;        }        return total;    }