ElementIterator iohElements = DomUtil.getChildren(el, ELEMENT_PROPERTYHANDLER, null);
while (iohElements.hasNext()) {
Element iohEl = iohElements.nextElement();
inst = buildClassFromConfig(iohEl);
if (inst != null && inst instanceof PropertyHandler) {
PropertyHandler handler = (PropertyHandler) inst;
setParameters(handler, iohEl);
propManager.addPropertyHandler(handler);
} else {
log.warn("Not a valid PropertyHandler : " + getClassName(iohEl));
}