public final void getPropertyValueInternal(
final Property property, final PropertyAcc pas, final boolean fromInstanceSlaveCall)
throws InvalidModelException {
/*
* First see if the property is defined locally in the instance. Such
* local property associations arise from component property
* associations in the declarative spec, from explicit programmatic
* setting of the property, or as cached results from earlier property
* lookups.
*/
if (pas.addLocal(this)) {
return;
}
/*
* If we don't find the property locally we defer to the declarative
* specifications.
*/
getPropertyValueFromDeclarativeModel(property, pas);
/*
* If we still don't have a value, and the property is "inherit", get it
* from the enclosing component instance. Don't short-circuit this step
* because the property caching during instantiation doesn't catch
* contained property values that may be attached to an ancestor
* instance and that might be inherited by this instance.
*/
if (property.isInherit()) {
final NamedElement ph = (NamedElement) eContainer();
if (ph != null) {
ph.getPropertyValueInternal(property, pas, false);
}
}
}
/**
* Get the property value from the declarative model elements associated with the instance object.
* This implementation works for everything but ConnectionInstances; this method is overridden in
* ConnectionInstance to handle the problem of dealing with all the connections that make up the
* semantic connection.
*
* @param property The property to lookup
* @param pva The property value accumulator to use to build the property value
* @throws InvalidModelException Thrown if the property value cannot be retrieved because the
* model is incomplete or otherwise invalid.
*/
protected void getPropertyValueFromDeclarativeModel(
final Property property, final PropertyAcc pas) throws InvalidModelException {
// apv.pushCurrentComponent(getContainingComponentInstanceOrSelf());
try {
final List<? extends NamedElement> compDecls = getInstantiatedObjects();
// Here we assume compDecls is empty or has only one element
if (!compDecls.isEmpty()) {
final NamedElement compDecl = compDecls.get(0);
if (compDecl == null) return;
compDecl.getPropertyValueInternal(property, pas, true);
}
} finally {
// apv.popCurrentComponent();
}
}