{
    if (xSISchemaLocation == null)
    {
      xSISchemaLocation = new EcoreEMap<String,String>(EcorePackage.Literals.ESTRING_TO_STRING_MAP_ENTRY, EStringToStringMapEntryImpl.class, this, XMLNamespacePackage.XML_NAMESPACE_DOCUMENT_ROOT__XSI_SCHEMA_LOCATION);
    }
    return xSISchemaLocation;
  }