@Override
public void accept(final VDragEvent drag, UIDL configuration, final VAcceptCallback callback) {
if (lastDragEvent == null || lastDragEvent != drag) {
loaded = false;
lastDragEvent = drag;
}
if (loaded) {
Object object = drag.getDropDetails().get("itemIdOver");
if (hashSet.contains(object)) {
callback.accepted(drag);
}
} else {
VDragEventServerCallback acceptCallback =
new VDragEventServerCallback() {
@Override
public void handleResponse(boolean accepted, UIDL response) {
hashSet = new HashSet<String>();
String[] stringArrayAttribute = response.getStringArrayAttribute("allowedIds");
for (int i = 0; i < stringArrayAttribute.length; i++) {
hashSet.add(stringArrayAttribute[i]);
}
loaded = true;
if (accepted) {
callback.accepted(drag);
}
}
};
VDragAndDropManager.get().visitServer(acceptCallback);
}
}
