@Override
void writeObject(Object o, EntityOutput output, boolean rawAccess) {
if (rawAccess) {
proxyFormat.writeObject(o, output, true);
} else {
PersistentProxy proxy = (PersistentProxy) proxyFormat.newInstance(null, false);
proxy.initializeProxy(o);
proxyFormat.writeObject(proxy, output, false);
}
}
private boolean assignPrimaryKeyInternal(Object entity, DatabaseEntry key)
throws DatabaseException, RefreshException {
/*
* The keyFieldFormat is the format of a simple integer field. For a
* composite key class it is the contained integer field. By writing
* the Long sequence value using that format, the output data can then
* be read to construct the actual key instance, whether it is a simple
* or composite key class, and assign it to the primary key field in
* the entity object.
*/
if (entityFormat.isPriKeyNullOrZero(entity, rawAccess)) {
Long value = sequence.get(null, 1);
RecordOutput output = new RecordOutput(catalog, rawAccess);
keyFieldFormat.writeObject(value, output, rawAccess);
TupleBase.outputToEntry(output, key);
EntityInput input =
new RecordInput(
catalog, rawAccess, null, 0, key.getData(), key.getOffset(), key.getSize());
entityFormat.getReader().readPriKey(entity, input, rawAccess);
return true;
} else {
return false;
}
}
/**
* Writes the formatId and object, and returns the bytes.
*
* <p>This is a special case of EntityOutput.writeObject for a top level entity. Special
* treatments are: - The entity may not be null. - The entity is not checked for existence in the
* visited object set; entities cannot be referenced by another entity.
*/
static void writeEntity(
Format format, Catalog catalog, Object entity, DatabaseEntry data, boolean rawAccess)
throws RefreshException {
RecordOutput output = new RecordOutput(catalog, rawAccess);
output.registerEntity(entity);
output.writePackedInt(format.getId());
format.writeObject(entity, output, rawAccess);
TupleBase.outputToEntry(output, data);
}
