in src/main/java/org/apache/struts/annotations/taglib/apt/TagAnnotationProcessor.java [380:391]
private static void createElement(Document doc, Element tagElement, TagAttribute attribute) {
Element attributeElement = doc.createElement("attribute");
tagElement.appendChild(attributeElement);
appendTextNode(doc, attributeElement, "description", attribute
.getDescription(), true);
appendTextNode(doc, attributeElement, "name", attribute.getName(),
false);
appendTextNode(doc, attributeElement, "required", String
.valueOf(attribute.isRequired()), false);
appendTextNode(doc, attributeElement, "rtexprvalue", String
.valueOf(attribute.isRtexprvalue()), false);
}