private static Scheme validateScheme(String scheme) {
        final Scheme parsedScheme = Scheme.tryParse(scheme);
        if (parsedScheme != null) {
            return validateScheme(parsedScheme);
        }

        throw invalidSchemeException(scheme);
    }
Builds a {@link WebSocketClient}.
This client has the different default options from {@link WebClient}. Here are the differences:
<ul>
  <li>{@link ClientOptions#RESPONSE_TIMEOUT_MILLIS} is {@code 0}.</li>
  <li>{@link ClientOptions#MAX_RESPONSE_LENGTH} is {@code 0}.</li>
  <li>{@link ClientOptions#REQUEST_AUTO_ABORT_DELAY_MILLIS} is {@code 5000}.</li>
  <li>{@link ClientOptions#AUTO_FILL_ORIGIN_HEADER} is {@code true}.</li>
</ul>
core/src/main/java/com/linecorp/armeria/client/websocket/WebSocketClientBuilder.java