/// <summary>
/// Creates a transaction
/// </summary>
/// <param name="transactionId">Transaction identifier</param>
/// <param name="isPrimaryTransaction">If the transaction is a primary transaction</param>
/// <returns>An instance of a transaction object</returns>
internal static TransactionBase CreateTransaction(long transactionId, bool isPrimaryTransaction)
{
long positiveTransactionId;
TransactionBase transaction;
if (transactionId >= 0)
{
positiveTransactionId = transactionId;
transaction = new Transaction(transactionId, null, isPrimaryTransaction);
}
else
{
positiveTransactionId = -transactionId;
transaction = AtomicOperation.CreateAtomicOperation(transactionId, isPrimaryTransaction);
}
lock (TransactionLock)
{
if (positiveTransactionId > LastTransactionId)
{
LastTransactionId = positiveTransactionId;
}
}
return(transaction);
}
public async Task <long> AddOperationAsync(
AtomicOperation atomicOperation,
OperationData metaData,
OperationData undo,
OperationData redo,
object operationContext)
{
var record = new OperationLogRecord(atomicOperation, metaData, undo, redo, operationContext);
await this.ProcessLogicalRecordOnPrimaryAsync(record).ConfigureAwait(false);
return(record.Lsn.LSN);
}
/// <summary>
/// Called when state providers need to replicate their atomic operation and when local state needs to be replicated.
/// </summary>
Task <long> ITransactionalReplicator.AddOperationAsync(
AtomicOperation atomicOperation,
OperationData metaData,
OperationData undo,
OperationData redo,
object operationContext,
long stateProviderId)
{
return(this.stateManager.AddOperationAsync(
atomicOperation,
metaData,
undo,
redo,
operationContext,
stateProviderId));
}