if (client instanceof JsonRpcClientWebSocket) {
Assert.assertEquals("new",
client.sendRequest("sessiontest", String.class));
Assert.assertEquals("old",
client.sendRequest("sessiontest", String.class));
Assert.assertEquals("old",
client.sendRequest("sessiontest", String.class));
JsonRpcClientWebSocket webSocketClient = (JsonRpcClientWebSocket) client;
WebSocketSession session = webSocketClient.getWebSocketSession();