| public applyUpdate ( RecordUpdate update ) : RecordDataUpdateResult | ||
| update | RecordUpdate | |
| Результат | RecordDataUpdateResult | |
public RecordDataUpdateResult applyUpdate(RecordUpdate update)
{
if ((state == RecordDataState.FULL) || (state == RecordDataState.DELETED)) {
// throw new Exception("applyUpdate() called on fully populated record!");
Debug.WriteLine("warn: applyUpdate() called on fully populated record. ignoring.");
return RecordDataUpdateResult.FINAL;
}
switch (update.type) {
case RecordUpdateTypes.DELETION_TOMBSTONE:
this.state = RecordDataState.DELETED;
return RecordDataUpdateResult.FINAL;
case RecordUpdateTypes.FULL:
this.state = RecordDataState.FULL;
this.data = update.data;
return RecordDataUpdateResult.FINAL;
case RecordUpdateTypes.NONE:
return RecordDataUpdateResult.SUCCESS;
case RecordUpdateTypes.PARTIAL:
throw new Exception("partial update not implemented");
default:
throw new Exception("unknown update type");
}
}
public void T04_RecordTombstones()
{
RecordData data = new RecordData(RecordDataState.NOT_PROVIDED, new RecordKey());
Assert.AreEqual(RecordDataState.NOT_PROVIDED, data.State, "empty rec 1");
RecordDataUpdateResult result = data.applyUpdate(RecordUpdate.DeletionTombstone());
Assert.AreEqual(RecordDataUpdateResult.FINAL,result, "tomb result 1");
Assert.AreEqual(RecordDataState.DELETED, data.State, "tomb state 1");
/* NOT ANYMORE
bool err = false;
try {
data.applyUpdate(RecordUpdate.WithPayload("2"));
data.applyUpdate(RecordUpdate.DeletionTombstone());
} catch {
err = true;
}
* Assert.AreEqual(err, true);
*/
// data after a tombstone should be ignored
Assert.AreEqual(RecordDataUpdateResult.FINAL, data.applyUpdate(RecordUpdate.WithPayload("1")));
Assert.AreEqual(RecordDataState.DELETED, data.State, "still empty 1");
}