code: public static List<String> extractAsStringArray(ModelMethod method, ModelAnnotation annotationClass, AnnotationAttributeType attribute) {
  		final Elements elementUtils=BaseProcessor.elementUtils;
  		final One<List<String>> result = new One<List<String>>();
  		extractAttributeValue(elementUtils, method.getElement(), annotationClass.getName(), attribute, new OnAttributeFoundListener() {
  
  			@Override
  			public void onFound(String value) {
  				result.value0 = AnnotationUtility.extractAsArrayOfString(value);
  			}
  		});
  
  		return result.value0;
  	}
docs: Extract from an annotation of a method the attribute value specified.
  
  @param method            method to analyze
  @param annotationClass            annotation to analyze
  @param attribute the attribute
  @return attribute value as list of string