private boolean handleKnownHeaders(ByteBuffer buffer) {
boolean add_to_connection_trie = false;
switch (_header) {
case CONTENT_LENGTH:
if (_endOfContent != EndOfContent.CHUNKED_CONTENT) {
try {
_contentLength = Long.parseLong(_valueString);
} catch (NumberFormatException e) {
LOG.ignore(e);
throw new BadMessage(HttpStatus.BAD_REQUEST_400, "Bad Content-Length");
}
if (_contentLength <= 0) _endOfContent = EndOfContent.NO_CONTENT;
else _endOfContent = EndOfContent.CONTENT_LENGTH;
}
break;
case TRANSFER_ENCODING:
if (_value == HttpHeaderValue.CHUNKED) _endOfContent = EndOfContent.CHUNKED_CONTENT;
else {
if (_valueString.endsWith(HttpHeaderValue.CHUNKED.toString()))
_endOfContent = EndOfContent.CHUNKED_CONTENT;
else if (_valueString.indexOf(HttpHeaderValue.CHUNKED.toString()) >= 0) {
throw new BadMessage(HttpStatus.BAD_REQUEST_400, "Bad chunking");
}
}
break;
case HOST:
add_to_connection_trie = _connectionFields != null && _field == null;
_host = true;
String host = _valueString;
int port = 0;
if (host == null || host.length() == 0) {
throw new BadMessage(HttpStatus.BAD_REQUEST_400, "Bad Host header");
}
int len = host.length();
loop:
for (int i = len; i-- > 0; ) {
char c2 = (char) (0xff & host.charAt(i));
switch (c2) {
case ']':
break loop;
case ':':
try {
len = i;
port = StringUtil.toInt(host.substring(i + 1));
} catch (NumberFormatException e) {
if (DEBUG) LOG.debug(e);
throw new BadMessage(HttpStatus.BAD_REQUEST_400, "Bad Host header");
}
break loop;
}
}
if (host.charAt(0) == '[') {
if (host.charAt(len - 1) != ']') {
throw new BadMessage(HttpStatus.BAD_REQUEST_400, "Bad IPv6 Host header");
}
host = host.substring(1, len - 1);
} else if (len != host.length()) host = host.substring(0, len);
if (_requestHandler != null) _requestHandler.parsedHostHeader(host, port);
break;
case CONNECTION:
// Don't cache if not persistent
if (_valueString != null && _valueString.indexOf("close") >= 0) {
_closed = true;
_connectionFields = null;
}
break;
case AUTHORIZATION:
case ACCEPT:
case ACCEPT_CHARSET:
case ACCEPT_ENCODING:
case ACCEPT_LANGUAGE:
case COOKIE:
case CACHE_CONTROL:
case USER_AGENT:
add_to_connection_trie = _connectionFields != null && _field == null;
break;
default:
break;
}
if (add_to_connection_trie
&& !_connectionFields.isFull()
&& _header != null
&& _valueString != null) {
_field = new HttpField(_header, _valueString);
_connectionFields.put(_field);
}
return false;
}
