* Receives the value of the ODFDOM attribute representation <code>FormIsTristateAttribute</code> , See {@odf.attribute form:is-tristate}
*
* @return - the <code>Boolean</code> , the value or <code>null</code>, if the attribute is not set and no default value defined.
*/
public Boolean getFormIsTristateAttribute() {
FormIsTristateAttribute attr = (FormIsTristateAttribute) getOdfAttribute(OdfDocumentNamespace.FORM, "is-tristate");
if (attr != null) {
return Boolean.valueOf(attr.booleanValue());
}
return Boolean.valueOf(FormIsTristateAttribute.DEFAULT_VALUE);
}