public static void Do <T>(TransactionBlock <T> block) where T : struct
{
IStmTransaction <T> tx = GetStmTransaction <T>();
block.SetTx(tx);
bool commited = false;
while (!commited)
{
block.Run();
tx.Commit();
commited = tx.IsCommited;
if (!commited)
{
tx.Rollback();
}
}
}
private static bool WaitOtherSubtransactionsToCommit(IStmTransaction transaction)
{
if (transaction.ParentTransaction != null)
{
int countSubTransactionsCommited = 0;
while (countSubTransactionsCommited != transaction.ParentTransaction.CountSubtransactions)
{
countSubTransactionsCommited = 1;
bool wasParentConflict = false;
foreach (IStmTransaction subTransaction in transaction.ParentTransaction.SubTransactions)
{
if (subTransaction.Number != transaction.Number)
{
switch (subTransaction.State)
{
case I_TRANSACTION_STATE.COMMITED:
countSubTransactionsCommited++;
break;
case I_TRANSACTION_STATE.PARENT_CONFLICT:
wasParentConflict = true;
break;
default:
break;
}
}
}
if (wasParentConflict)
{
return(true);
}
}
}
return(false);
}
public void AddSubTransaction(IStmTransaction <T> subTransaction)
{
subTransactionList.Add(subTransaction);
}
public void SetParentTransaction(IStmTransaction <T> parentTransaction)
{
this.parentTransaction = parentTransaction;
parentTransaction.AddSubTransaction(this);
}
public void AddSubTransaction(IStmTransaction <T> subTransaction)
{
stmTransaction.AddSubTransaction(subTransaction);
}
public void SetParentTransaction(IStmTransaction <T> parentTransaction)
{
stmTransaction.SetParentTransaction(parentTransaction);
}
public void SetTx(IStmTransaction <T> tx)
{
this.tx = tx;
}
public LoggingStmTransaction(IStmTransaction stmTransaction)
{
baseTransaction = stmTransaction;
}
public void AddSubTransaction(IStmTransaction subTransaction)
{
baseTransaction.AddSubTransaction(subTransaction);
}
public void SetParentTransaction(IStmTransaction parentTransaction)
{
baseTransaction.SetParentTransaction(parentTransaction);
}
public void AddSubTransaction(IStmTransaction <T> subTransaction)
{
}
public void SetParentTransaction(IStmTransaction <T> parentTransaction)
{
}
public void Set(T value, IStmTransaction <T> tx)
{
tx.Write(this, value);
}
public T Get(IStmTransaction <T> ctx)
{
return(ctx.Read(this));
}