Minor polish and FIXMEs

spring-websocket/src/main/java/org/springframework/sockjs/server/transport/SockJsWebSocketHandler.java

@@ -104,7 +104,7 @@ public class SockJsWebSocketHandler implements TextMessageHandler {
 		Assert.notNull(wsSession, "wsSession is required");
 		String path = wsSession.getURI().getPath();
 		String[] segments = StringUtils.tokenizeToStringArray(path, "/");
-		Assert.isTrue(segments.length > 3, "SockJS request should have at least 3 patgh segments: " + path);
+		Assert.isTrue(segments.length > 3, "SockJS request should have at least 3 path segments: " + path);
 		return segments[segments.length-2];
 	}
 

spring-websocket/src/main/java/org/springframework/websocket/server/RequestUpgradeStrategy.java

@@ -43,6 +43,7 @@ public interface RequestUpgradeStrategy {
 	 * @param handler the handler for WebSocket messages
 	 */
 	void upgrade(ServerHttpRequest request, ServerHttpResponse response, String selectedProtocol,
-			HandlerProvider<WebSocketHandler> handler) throws Exception;
+			HandlerProvider<WebSocketHandler> handlerProvider) throws Exception;
+	// FIXME how to indicate failure to upgrade?
 
 }