Created
January 16, 2014 14:45
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/// <summary> | |
/// Controls SQL transactions for a Linq Data Context. | |
/// Unfortunately the implementation provided by .NET does'nt work properly (transaction state isn't reset to default after using it) | |
/// Note: Don't trust the profiler. Even though the results show that this class doesn't work properly - it seems to work just fine! | |
/// </summary> | |
public class TransactionBroker : IDisposable | |
{ | |
private DataContext _context; | |
public TransactionBroker(DataContext context) | |
: this(context, IsolationLevel.ReadCommitted) { } | |
public TransactionBroker(DataContext context, IsolationLevel isolationLevel) | |
{ | |
if (context == null) | |
throw new NullReferenceException("context"); | |
_context = context; | |
if (context.Connection.State != System.Data.ConnectionState.Open) | |
context.Connection.Open(); | |
context.Transaction = context.Connection.BeginTransaction(isolationLevel); | |
} | |
public void Dispose() | |
{ | |
_context.Transaction.Dispose(); | |
// Because of a bug in .NET (seems like it's there since .NET 1.1!!!) we have to reset the transaction level back to the defaults | |
using (_context.Connection.BeginTransaction()) { } | |
} | |
} |
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