public Object set(Context cx, Object value) {
if (xmlObject == null) {
throw ScriptRuntime.undefWriteError(Undefined.instance, toString(), value);
}
// Assignment to descendants causes parse error on bad reference
// and this should not be called
if (isDescendants) throw Kit.codeBug();
xmlObject.putXMLProperty(this, value);
return value;
}
@Override
void putXMLProperty(XMLName xmlName, Object value) {
// Log("put property: " + name);
// Special-case checks for undefined and null
if (value == null) {
value = "null";
} else if (value instanceof Undefined) {
value = "undefined";
}
if (length() > 1) {
throw ScriptRuntime.typeError("Assignment to lists with more than one item is not supported");
} else if (length() == 0) {
// Secret sauce for super-expandos.
// We set an element here, and then add ourselves to our target.
if (targetObject != null
&& targetProperty != null
&& targetProperty.getLocalName() != null
&& targetProperty.getLocalName().length() > 0) {
// Add an empty element with our targetProperty name and
// then set it.
XML xmlValue = newTextElementXML(null, targetProperty, null);
addToList(xmlValue);
if (xmlName.isAttributeName()) {
setAttribute(xmlName, value);
} else {
XML xml = item(0);
xml.putXMLProperty(xmlName, value);
// Update the list with the new item at location 0.
replace(0, item(0));
}
// Now add us to our parent
XMLName name2 =
XMLName.formProperty(
targetProperty.getNamespace().getUri(), targetProperty.getLocalName());
targetObject.putXMLProperty(name2, this);
replace(0, targetObject.getXML().getLastXmlChild());
} else {
throw ScriptRuntime.typeError("Assignment to empty XMLList without targets not supported");
}
} else if (xmlName.isAttributeName()) {
setAttribute(xmlName, value);
} else {
XML xml = item(0);
xml.putXMLProperty(xmlName, value);
// Update the list with the new item at location 0.
replace(0, item(0));
}
}