code: @Override
    public void setSchemeIdentifier(String schemeIdentifier) {
      XSURI uri = null;
      if (schemeIdentifier != null) {
        uri = (new XSURIBuilder()).buildObject(this.getElementQName().getNamespaceURI(), SCHEME_IDENTIFIER_LOCAL_NAME,
          this.getElementQName().getPrefix());
        uri.setValue(schemeIdentifier);
      }
      this.setSchemeIdentifier(uri);
    }
docs: {@inheritDoc}