/**
  * Receives the value of the ODFDOM attribute representation <code>NumberLanguageAttribute</code>
  * , See {@odf.attribute number:language}
  *
  * @return - the <code>String</code> , the value or <code>null</code>, if the attribute is not set
  *     and no default value defined.
  */
 public String getNumberLanguageAttribute() {
   NumberLanguageAttribute attr =
       (NumberLanguageAttribute) getOdfAttribute(OdfDocumentNamespace.NUMBER, "language");
   if (attr != null) {
     return String.valueOf(attr.getValue());
   }
   return null;
 }
 /**
  * Sets the value of ODFDOM attribute representation <code>NumberLanguageAttribute</code> , See
  * {@odf.attribute number:language}
  *
  * @param numberLanguageValue The type is <code>String</code>
  */
 public void setNumberLanguageAttribute(String numberLanguageValue) {
   NumberLanguageAttribute attr = new NumberLanguageAttribute((OdfFileDom) this.ownerDocument);
   setOdfAttribute(attr);
   attr.setValue(numberLanguageValue);
 }