public Item evaluateItem(XPathContext xpathContext) throws XPathException {
if (argument.length != 1) {
throw new XPathException("There must be 1 argument (key) for this function");
}
final Expression keyExpression = argument[0];
final String key = keyExpression.evaluateAsString(xpathContext).toString();
String value = "";
try {
value = de.betterform.xml.config.Config.getInstance().getProperty(key);
} catch (XFormsConfigException e) {
}
return new StringValue(value);
}
private void destroyembeddedModels(Element targetElem) throws XFormsException {
NodeList childNodes = targetElem.getChildNodes();
for (int index = 0; index < childNodes.getLength(); index++) {
Node node = childNodes.item(index);
if (node.getNodeType() == Node.ELEMENT_NODE) {
Element elementImpl = (Element) node;
String name = elementImpl.getLocalName();
String uri = elementImpl.getNamespaceURI();
if (NamespaceConstants.XFORMS_NS.equals(uri) && name.equals(XFormsConstants.MODEL)) {
Model model = (Model) elementImpl.getUserData("");
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("dispatch 'model-destruct' event to embedded model: " + model.getId());
;
}
String modelId = model.getId();
// do not dispatch model-destruct to avoid problems in lifecycle
// TODO: review: this.container.dispatch(model.getTarget(),
// XFormsEventNames.MODEL_DESTRUCT, null);
model.dispose();
this.container.removeModel(model);
model = null;
if (Config.getInstance().getProperty("betterform.debug-allowed").equals("true")) {
Map contextInfo = new HashMap(1);
contextInfo.put("modelId", modelId);
this.container.dispatch(this.target, BetterFormEventNames.MODEL_REMOVED, contextInfo);
}
} else {
destroyembeddedModels(elementImpl);
}
}
}
}