List of usage examples for org.springframework.web.socket WebSocketHttpHeaders getSecWebSocketProtocol
public List<String> getSecWebSocketProtocol()
From source file:org.springframework.web.socket.client.AbstractWebSocketClient.java
@Override public final ListenableFuture<WebSocketSession> doHandshake(WebSocketHandler webSocketHandler, @Nullable WebSocketHttpHeaders headers, URI uri) { Assert.notNull(webSocketHandler, "WebSocketHandler must not be null"); assertUri(uri);/*from ww w . j a v a 2 s.c o m*/ if (logger.isDebugEnabled()) { logger.debug("Connecting to " + uri); } HttpHeaders headersToUse = new HttpHeaders(); if (headers != null) { for (String header : headers.keySet()) { List<String> values = headers.get(header); if (values != null && !specialHeaders.contains(header.toLowerCase())) { headersToUse.put(header, values); } } } List<String> subProtocols = (headers != null ? headers.getSecWebSocketProtocol() : Collections.emptyList()); List<WebSocketExtension> extensions = (headers != null ? headers.getSecWebSocketExtensions() : Collections.emptyList()); return doHandshakeInternal(webSocketHandler, headersToUse, uri, subProtocols, extensions, Collections.emptyMap()); }
From source file:org.springframework.web.socket.server.support.AbstractHandshakeHandler.java
@Override public final boolean doHandshake(ServerHttpRequest request, ServerHttpResponse response, WebSocketHandler wsHandler, Map<String, Object> attributes) throws HandshakeFailureException { WebSocketHttpHeaders headers = new WebSocketHttpHeaders(request.getHeaders()); if (logger.isTraceEnabled()) { logger.trace("Processing request " + request.getURI() + " with headers=" + headers); }//from w w w . j a v a2 s . c o m try { if (HttpMethod.GET != request.getMethod()) { response.setStatusCode(HttpStatus.METHOD_NOT_ALLOWED); response.getHeaders().setAllow(Collections.singleton(HttpMethod.GET)); if (logger.isErrorEnabled()) { logger.error("Handshake failed due to unexpected HTTP method: " + request.getMethod()); } return false; } if (!"WebSocket".equalsIgnoreCase(headers.getUpgrade())) { handleInvalidUpgradeHeader(request, response); return false; } if (!headers.getConnection().contains("Upgrade") && !headers.getConnection().contains("upgrade")) { handleInvalidConnectHeader(request, response); return false; } if (!isWebSocketVersionSupported(headers)) { handleWebSocketVersionNotSupported(request, response); return false; } if (!isValidOrigin(request)) { response.setStatusCode(HttpStatus.FORBIDDEN); return false; } String wsKey = headers.getSecWebSocketKey(); if (wsKey == null) { if (logger.isErrorEnabled()) { logger.error("Missing \"Sec-WebSocket-Key\" header"); } response.setStatusCode(HttpStatus.BAD_REQUEST); return false; } } catch (IOException ex) { throw new HandshakeFailureException( "Response update failed during upgrade to WebSocket: " + request.getURI(), ex); } String subProtocol = selectProtocol(headers.getSecWebSocketProtocol(), wsHandler); List<WebSocketExtension> requested = headers.getSecWebSocketExtensions(); List<WebSocketExtension> supported = this.requestUpgradeStrategy.getSupportedExtensions(request); List<WebSocketExtension> extensions = filterRequestedExtensions(request, requested, supported); Principal user = determineUser(request, wsHandler, attributes); if (logger.isTraceEnabled()) { logger.trace("Upgrading to WebSocket, subProtocol=" + subProtocol + ", extensions=" + extensions); } this.requestUpgradeStrategy.upgrade(request, response, subProtocol, extensions, user, wsHandler, attributes); return true; }
From source file:org.springframework.web.socket.server.support.DefaultHandshakeHandler.java
@Override public final boolean doHandshake(ServerHttpRequest request, ServerHttpResponse response, WebSocketHandler wsHandler, Map<String, Object> attributes) throws HandshakeFailureException { WebSocketHttpHeaders headers = new WebSocketHttpHeaders(request.getHeaders()); if (logger.isTraceEnabled()) { logger.trace("Processing request " + request.getURI() + " with headers=" + headers); }//from w ww . j ava2s . c o m try { if (!HttpMethod.GET.equals(request.getMethod())) { response.setStatusCode(HttpStatus.METHOD_NOT_ALLOWED); response.getHeaders().setAllow(Collections.singleton(HttpMethod.GET)); if (logger.isErrorEnabled()) { logger.error("Handshake failed due to unexpected HTTP method: " + request.getMethod()); } return false; } if (!"WebSocket".equalsIgnoreCase(headers.getUpgrade())) { handleInvalidUpgradeHeader(request, response); return false; } if (!headers.getConnection().contains("Upgrade") && !headers.getConnection().contains("upgrade")) { handleInvalidConnectHeader(request, response); return false; } if (!isWebSocketVersionSupported(headers)) { handleWebSocketVersionNotSupported(request, response); return false; } if (!isValidOrigin(request)) { response.setStatusCode(HttpStatus.FORBIDDEN); return false; } String wsKey = headers.getSecWebSocketKey(); if (wsKey == null) { if (logger.isErrorEnabled()) { logger.error("Missing \"Sec-WebSocket-Key\" header"); } response.setStatusCode(HttpStatus.BAD_REQUEST); return false; } } catch (IOException ex) { throw new HandshakeFailureException( "Response update failed during upgrade to WebSocket, uri=" + request.getURI(), ex); } String subProtocol = selectProtocol(headers.getSecWebSocketProtocol(), wsHandler); List<WebSocketExtension> requested = headers.getSecWebSocketExtensions(); List<WebSocketExtension> supported = this.requestUpgradeStrategy.getSupportedExtensions(request); List<WebSocketExtension> extensions = filterRequestedExtensions(request, requested, supported); Principal user = determineUser(request, wsHandler, attributes); if (logger.isTraceEnabled()) { logger.trace("Upgrading to WebSocket, subProtocol=" + subProtocol + ", extensions=" + extensions); } this.requestUpgradeStrategy.upgrade(request, response, subProtocol, extensions, user, wsHandler, attributes); return true; }