/**
* Process an individual element from the document during parse. Normally, implementations will
* allow the base advertisments a chance to handle the element before attempting ot handle the
* element themselves. ie.
*
* <p>
*
* <p>
*
* <pre><code>
* protected boolean handleElement(Element elem) {
* <p/>
* if (super.handleElement()) {
* // it's been handled.
* return true;
* }
* <p/>
* <i>... handle elements here ...</i>
* <p/>
* // we don't know how to handle the element
* return false;
* }
* </code></pre>
*
* @param elem the element to be processed.
* @return true if the element was recognized, otherwise false.
*/
protected boolean handleElement(XMLElement elem) {
String value = elem.getTextValue();
if (null == value) {
return false;
}
value = value.trim();
if (0 == value.length()) {
return false;
}
if (elem.getName().equals(typeTag)) {
setDiscoveryType(Integer.parseInt(value));
return true;
}
if (elem.getName().equals(thresholdTag)) {
setThreshold(Integer.parseInt(value));
return true;
}
if (elem.getName().equals(peerAdvTag)) {
try {
XMLDocument asDoc =
(XMLDocument)
StructuredDocumentFactory.newStructuredDocument(
MimeMediaType.XMLUTF8, new StringReader(value));
PeerAdvertisement adv = (PeerAdvertisement) AdvertisementFactory.newAdvertisement(asDoc);
setPeerAdvertisement(adv);
return true;
} catch (IOException failed) {
IllegalArgumentException failure = new IllegalArgumentException("Bad Peer Advertisement");
failure.initCause(failed);
throw failure;
}
}
if (elem.getName().equals(queryAttrTag)) {
setAttr(value);
return true;
}
if (elem.getName().equals(queryValueTag)) {
setValue(value);
return true;
}
// element was not handled
return false;
}