* Receives the value of the ODFDOM attribute representation <code>TextStringValueAttribute</code> , See {@odf.attribute text:string-value}
*
* @return - the <code>String</code> , the value or <code>null</code>, if the attribute is not set and no default value defined.
*/
public String getTextStringValueAttribute() {
TextStringValueAttribute attr = (TextStringValueAttribute) getOdfAttribute(OdfDocumentNamespace.TEXT, "string-value");
if (attr != null) {
return String.valueOf(attr.getValue());
}
return null;
}