static boolean parseableNamespace(final @NotNull String namespace) {
    return !checkNamespace(namespace).isPresent();
  }
Checks if {@code value} is a valid namespace.

@param namespace the string to check
@return {@code true} if {@code value} is a valid namespace, {@code false} otherwise
@since 4.12.0
key/src/main/java/net/kyori/adventure/key/Key.java