/**
* Client-side handshake.
*
* @param webSocketRequest request representation to be modified for use as WebSocket handshake
* request.
* @return handshake instance.
*/
public static Handshake createClientHandshake(RequestContext webSocketRequest) {
final Handshake handshake = new Handshake();
handshake.request = webSocketRequest;
handshake.secKey = new SecKey();
return handshake;
}
/**
* Server-side handshake.
*
* @param request received handshake request.
* @param extensionContext extension context.
* @return created handshake.
* @throws HandshakeException when there is problem with received {@link UpgradeRequest}.
*/
static Handshake createServerHandshake(
UpgradeRequest request, ExtendedExtension.ExtensionContext extensionContext)
throws HandshakeException {
final Handshake handshake = new Handshake();
handshake.incomingRequest = request;
handshake.extensionContext = extensionContext;
checkForHeader(request.getHeader(UpgradeRequest.UPGRADE), UpgradeRequest.UPGRADE, "WebSocket");
checkForHeader(
request.getHeader(UpgradeRequest.CONNECTION),
UpgradeRequest.CONNECTION,
UpgradeRequest.UPGRADE);
// TODO - trim?
final String protocolHeader = request.getHeader(HandshakeRequest.SEC_WEBSOCKET_PROTOCOL);
handshake.subProtocols =
(protocolHeader == null
? Collections.<String>emptyList()
: Arrays.asList(protocolHeader.split(",")));
if (request.getHeader(UpgradeRequest.HOST) == null) {
throw new HandshakeException(LocalizationMessages.HEADERS_MISSING());
}
// final String queryString = request.getQueryString();
// if (queryString != null) {
// if (!queryString.isEmpty()) {
// }
//// Parameters queryParameters = new Parameters();
//// queryParameters.processParameters(queryString);
//// final Set<String> names = queryParameters.getParameterNames();
//// for (String name : names) {
//// queryParams.put(name, queryParameters.getParameterValues(name));
//// }
// }
List<String> value = request.getHeaders().get(HandshakeRequest.SEC_WEBSOCKET_EXTENSIONS);
if (value != null) {
handshake.extensions = TyrusExtension.fromHeaders(value);
}
handshake.secKey =
SecKey.generateServerKey(new SecKey(request.getHeader(HandshakeRequest.SEC_WEBSOCKET_KEY)));
return handshake;
}