private void executeChildren(EObject value) {
// allow other adapters to execute first
for (EStructuralFeature f : value.eClass().getEAllStructuralFeatures()) {
try {
Object v = value.eGet(f);
if (v instanceof List) {
executeChildren((List) v);
} else if (v instanceof EObject) {
executeIfNeeded((EObject) v);
}
} catch (Exception e) {
// some getters may throw exceptions - ignore those
}
}
executeIfNeeded(value);
}
@SuppressWarnings("unchecked")
public void execute() {
// if the object into which this value is being added has other adapters execute those first
executeIfNeeded(object);
// remove this adapter from the value - this adapter is a one-shot deal!
value.eAdapters().remove(this);
try {
Object o = object.eGet(feature);
} catch (Exception e1) {
try {
Object o = value.eGet(feature);
// this is the inverse add of object into value
o = value;
value = object;
object = (EObject) o;
} catch (Exception e2) {
}
}
// if there are any EObjects contained or referenced by this value, execute those adapters first
executeChildren(value);
// set the value in the object
boolean valueChanged = false;
final EList<EObject> list = feature.isMany() ? (EList<EObject>) object.eGet(feature) : null;
if (list == null) valueChanged = object.eGet(feature) != value;
else valueChanged = !list.contains(value);
if (valueChanged) {
TransactionalEditingDomain domain = getEditingDomain();
if (domain == null) {
if (list == null) object.eSet(feature, value);
else list.add(value);
// assign the value's ID if it has one:
// because of changes made by cascading InsertionAdapters,
// the object could now be contained in a resource and hence
// the setID() will need to be executed on the command stack.
domain = getEditingDomain();
if (domain == null) {
ModelUtil.setID(value);
} else {
domain
.getCommandStack()
.execute(
new RecordingCommand(domain) {
@Override
protected void doExecute() {
ModelUtil.setID(value);
}
});
}
} else {
domain
.getCommandStack()
.execute(
new RecordingCommand(domain) {
@Override
protected void doExecute() {
ExtendedPropertiesAdapter adapter =
(ExtendedPropertiesAdapter)
AdapterUtil.adapt(object, ExtendedPropertiesAdapter.class);
if (adapter != null) {
adapter.getFeatureDescriptor(feature).setValue(value);
} else {
if (list == null) object.eSet(feature, value);
else list.add(value);
}
// assign the value's ID if it has one
ModelUtil.setID(value);
}
});
}
}
}