if (filled==0) {
        private boolean blockForContent() throws IOException        {            if (_content!=null && _content.length()>0)                return true;            if (_parser.isState(HttpParser.STATE_END))                 return false;            _content = null;                        // Handle simple end points.            if (_endp==null)            {                _parser.parseNext();            }            // Handle blocking end points            else if (_endp.isBlocking())            {                long filled=_parser.parseNext();                                // parse until some progress is made (or IOException thrown for timeout)                while((_content == null || _content.length() == 0) && filled==0 && !_parser.isState(HttpParser.STATE_END))                {                    // Try to get more _content                    filled=_parser.parseNext();                }                            }            // Handle non-blocking end point            else            {                long filled=_parser.parseNext();                boolean blocked=false;                                // parse until some progress is made (or IOException thrown for timeout)                while((_content == null || _content.length() == 0) && !_parser.isState(HttpParser.STATE_END))                {                    if (blocked)                        throw new InterruptedIOException("timeout");                                            // if fill called, but no bytes read, then block                    if (filled==0)                    {                        blocked=true;                        _endp.blockReadable(_connector.getMaxIdleTime());                     }                                        // Try to get more _content                    filled=_parser.parseNext();                }            }            return _content!=null && _content.length()>0;         }