/// <summary>
/// Gets the context in the thread
/// </summary>
/// <returns>the NHContext</returns>
protected static NHContext GetNHContext()
{
NHContext context = HttpContext.Current.Items[NH_CONTEXT_CALL_CONTEXT_KEY] as NHContext;
string contextString = "null";
if (context != null)
{
contextString = context.ToString();
}
log.Debug("NHWebContext value:" + contextString);
if (context == null)
{
log.Debug("No context found, creating a new one on thread " + AppDomain.GetCurrentThreadId().ToString());
context = new NHWebContext();
SetNHContext(context);
}
else
{
log.Debug("Context found on thread " + AppDomain.GetCurrentThreadId().ToString());
}
return(context);
}
/// <summary>
/// Gets the context in the thread
/// </summary>
/// <returns>the NHContext</returns>
protected static NHContext GetNHContext()
{
NHContext context = CallContext.GetData(NH_CONTEXT_CALL_THREAD_CONTEXT_KEY) as NHContext;
if (context == null)
{
context = new NHThreadContext();
SetNHContext(context);
}
return(context);
}
/// <summary>
/// Builds an NHSessionWrapper and NHContext objects and associates them
/// with the current thread.
/// This method will also start an nhibernate transaction
/// </summary>
/// <remarks>
/// The nhibernate configuration will be read from the current assembly (Hexacta.Framework.NH.Util)
/// </remarks>
public static void PrepareNHSessionWithThread(NHContext context)
{
try {
NHSessionWrapper wrapper = context.NHSessionWraper;
wrapper.OpenSession();
//start the NH transaction
wrapper.BeginTransaction();
} catch (Exception) {
log.Fatal("add error message"); //TODO: Add error message
throw;
}
}
/// <summary>
/// Sets the NHcontext
/// </summary>
/// <param name="context">the context</param>
protected static void SetNHContext(NHContext context)
{
log.Debug("Setting up NHWebContext into CallContext");
if (HttpContext.Current.Items[NH_CONTEXT_CALL_CONTEXT_KEY] == null) {
log.Debug("NHWebContext was null. Adding context");
//in strange cases the key is set but the value is null
if (HttpContext.Current.Items.Contains(NH_CONTEXT_CALL_CONTEXT_KEY) && HttpContext.Current.Items[NH_CONTEXT_CALL_CONTEXT_KEY] == null) {
log.Debug("NHWebContext was null but key was found in context");
HttpContext.Current.Items[NH_CONTEXT_CALL_CONTEXT_KEY] = context;
}
HttpContext.Current.Items.Add(NH_CONTEXT_CALL_CONTEXT_KEY, context);
} else {
log.Debug("NHWebContext was not null. Replacing older context");
HttpContext.Current.Items[NH_CONTEXT_CALL_CONTEXT_KEY] = context;
}
}
/// <summary>
/// Sets the NHcontext
/// </summary>
/// <param name="context">the context</param>
protected static void SetNHContext(NHContext context)
{
log.Debug("Setting up NHWebContext into CallContext");
if (HttpContext.Current.Items[NH_CONTEXT_CALL_CONTEXT_KEY] == null)
{
log.Debug("NHWebContext was null. Adding context");
//in strange cases the key is set but the value is null
if (HttpContext.Current.Items.Contains(NH_CONTEXT_CALL_CONTEXT_KEY) && HttpContext.Current.Items[NH_CONTEXT_CALL_CONTEXT_KEY] == null)
{
log.Debug("NHWebContext was null but key was found in context");
HttpContext.Current.Items[NH_CONTEXT_CALL_CONTEXT_KEY] = context;
}
HttpContext.Current.Items.Add(NH_CONTEXT_CALL_CONTEXT_KEY, context);
}
else
{
log.Debug("NHWebContext was not null. Replacing older context");
HttpContext.Current.Items[NH_CONTEXT_CALL_CONTEXT_KEY] = context;
}
}
/// <summary>
/// Releases all nhibernate resources allocated to the current thread when
/// an exception has occured.
/// This method is similar to ReleaseNHSessionFromThread except that it will
/// not try to commit the transaction
/// </summary>
/// <param name="context">the context to use.</param>
/// <param name="clearContex">wheather to realse the nhibernate context.
/// If a thread is going to be reused leave this option as false
/// </param>
public static void ReleaseNHSessionFromThreadException(NHContext context, bool clearContex)
{
log.Debug("Method:" + "ReleaseNHSessionFromThreadException");
NHSessionWrapper wrapper = context.NHSessionWraper;
if (wrapper != null && !wrapper.Transaction.WasRolledBack)
{
try {
wrapper.RollbackTransaction();
} catch (HibernateException hEx) {
//log.Fatal(SR.UnrecoverableNHibernateCommitException, hEx);
throw hEx;
} finally {
try {
if (!wrapper.IsSessionNull)
{
wrapper.CloseSession();
}
} catch {
//TODO: log exception
throw;
}
SyncContext.Current.ReleaseMonitored();
//ApplicationContext.Current.Release();
}
}
if (clearContex)
{
context.ClearContext();
SyncContext.Current.ClearContext();
//ApplicationContext.Current.ClearContext();
}
}
/// <summary>
/// Releases all nhibernate resources allocated to the current thread.
/// It will also commit any started transactions and close the connection as necesary
/// </summary>
/// <param name="context">the context to use.</param>
/// <param name="clearContex">wheather to realse the nhibernate context.
/// If a thread is going to be reused leave this option as false
/// </param>
public static void ReleaseNHSessionFromThread(NHContext context, bool clearContex)
{
log.Debug("Method:" + "ReleaseNHSessionFromThread");
NHSessionWrapper wrapper = context.NHSessionWraper;
object threadId = CallContext.GetData("threadID");
if (threadId != null)
{
log.Debug(threadId.ToString());
}
else
{
log.Debug("No thread id found on CallContext");
}
log.Debug("Current ThreadID=" + AppDomain.GetCurrentThreadId().ToString());
if (wrapper != null)
{
try {
log.Debug("Try: Checking seesion and transaction for commit");
if (!wrapper.IsSessionNull)
{
if (!wrapper.Transaction.WasCommitted)
{
log.Debug("Transaction not commited; about to commit");
wrapper.CommitTransaction();
}
}
} catch (Exception ex) {
//log.Fatal(SR.UnrecoverableNHibernateCommitException, ex);
try {
log.Debug("Try: about to roll back transaction");
wrapper.RollbackTransaction();
} catch (HibernateException hEx) {
//log.Fatal(SR.UnrecoverableNHibernateRollbackException, hEx);
throw;
}
throw;
} finally {
try {
if (!wrapper.IsSessionNull)
{
log.Debug("Try: about to close session");
wrapper.CloseSession();
}
} catch {
log.Fatal("Error closing session"); //TODO: Add error message
throw;
}
SyncContext.Current.ReleaseMonitored();
//ApplicationContext.Current.Release();
}
}
if (clearContex)
{
log.Debug("Clearing context...");
context.ClearContext();
SyncContext.Current.ClearContext();
//ApplicationContext.Current.ClearContext();
}
}
/// <summary>
/// Sets the NHcontext
/// </summary>
/// <param name="context">the context</param>
protected static void SetNHContext(NHContext context)
{
log.Debug("Setting up NHThreadContext into CallContext");
CallContext.SetData(NH_CONTEXT_CALL_THREAD_CONTEXT_KEY, context);
}
