public static boolean isSupported(String value) {
        requireNonNull(value, "value");
        switch (value) {
            case "OPTIONS":
            case "GET":
            case "HEAD":
            case "POST":
            case "PUT":
            case "PATCH":
            case "DELETE":
            case "TRACE":
            case "CONNECT":
                return true;
        }

        return false;
    }
Returns whether the specified {@link String} is one of the supported method names.

@return {@code true} if supported. {@code false} otherwise.
core/src/main/java/com/linecorp/armeria/common/HttpMethod.java