docs: @Override
  	public EObject create(EClass eClass) {
  		switch (eClass.getClassifierID()) {
  			case DroolsPackage.DOCUMENT_ROOT: return createDocumentRoot();
  			case DroolsPackage.GLOBAL_TYPE: return createGlobalType();
  			case DroolsPackage.IMPORT_TYPE: return createImportType();
  			case DroolsPackage.META_DATA_TYPE: return createMetaDataType();
  			case DroolsPackage.ON_ENTRY_SCRIPT_TYPE: return createOnEntryScriptType();
  			case DroolsPackage.ON_EXIT_SCRIPT_TYPE: return createOnExitScriptType();
  			default:
  				throw new IllegalArgumentException("The class '" + eClass.getName() + "' is not a valid classifier");
  		}
  	}