static void setElements(RawObject collection, Object[] elements) {
RawObject value = null;
while (value == null && collection != null) {
Map<String, Object> values = collection.getValues();
if (values != null) {
value = (RawObject) values.get("elements");
if (value != null) {
values.put("elements", new RawObject(value.getType(), elements));
} else {
collection = collection.getSuper();
}
}
}
if (value == null) {
throw new IllegalStateException();
}
}
static Object[] getElements(RawObject collection) {
Object value = null;
while (value == null && collection != null) {
Map<String, Object> values = collection.getValues();
if (values != null) {
value = values.get("elements");
if (value == null) {
collection = collection.getSuper();
}
}
}
if (value == null || !(value instanceof RawObject)) {
throw new IllegalStateException(
"Collection proxy for a secondary key field must " + "contain a field named 'elements'");
}
RawObject rawObj = (RawObject) value;
Format format = (Format) rawObj.getType();
if (!format.isArray() || format.getComponentType().getId() != Format.ID_OBJECT) {
throw new IllegalStateException("Collection proxy 'elements' field must by an Object array");
}
return rawObj.getElements();
}
public int getKey(RawObject o) {
Object val = o.getValues().get("key");
return ((Integer) val).intValue();
}