/**
* Build a persistence.xml file into a SEPersistenceUnitInfo object. May eventually change this to
* use OX mapping as well.
*/
private static List<SEPersistenceUnitInfo> processPersistenceXML(
URL baseURL, InputStream input, ClassLoader loader) {
SAXParserFactory spf = XMLHelper.createParserFactory(false);
XMLReader xmlReader = null;
SAXParser sp = null;
XMLExceptionHandler xmlErrorHandler = new XMLExceptionHandler();
// 247735 - remove the validation of XML.
// create a SAX parser
try {
sp = spf.newSAXParser();
} catch (ParserConfigurationException | SAXException exc) {
throw XMLParseException.exceptionCreatingSAXParser(baseURL, exc);
}
// create an XMLReader
try {
xmlReader = sp.getXMLReader();
xmlReader.setErrorHandler(xmlErrorHandler);
} catch (org.xml.sax.SAXException exc) {
throw XMLParseException.exceptionCreatingXMLReader(baseURL, exc);
}
PersistenceContentHandler myContentHandler = new PersistenceContentHandler();
xmlReader.setContentHandler(myContentHandler);
InputSource inputSource = new InputSource(input);
try {
xmlReader.parse(inputSource);
} catch (IOException exc) {
throw PersistenceUnitLoadingException.exceptionProcessingPersistenceXML(baseURL, exc);
} catch (org.xml.sax.SAXException exc) {
// XMLErrorHandler will handle SAX exceptions
}
// handle any parse exceptions
XMLException xmlError = xmlErrorHandler.getXMLException();
if (xmlError != null) {
throw PersistenceUnitLoadingException.exceptionProcessingPersistenceXML(baseURL, xmlError);
}
Iterator<SEPersistenceUnitInfo> persistenceInfos =
myContentHandler.getPersistenceUnits().iterator();
while (persistenceInfos.hasNext()) {
SEPersistenceUnitInfo info = persistenceInfos.next();
info.setPersistenceUnitRootUrl(baseURL);
info.setClassLoader(loader);
info.setNewTempClassLoader(loader);
}
return myContentHandler.getPersistenceUnits();
}
