/// <summary>
/// Gets the instance of transaction.
/// </summary>
/// <param name="httpContext">The HTTP context.</param>
/// <returns>Instance of transaction.</returns>
public static TransactionInstance GetInstance(HttpContextBase httpContext)
{
var instance = httpContext.Items[nameof(TransactionInstance)] as TransactionInstance;
if (instance == null)
{
instance = new TransactionInstance();
httpContext.Items[nameof(TransactionInstance)] = instance;
}
return(instance);
}
/// <inheritdoc/>
public override IMessage Invoke(IMessage msg)
{
if (msg is IMethodCallMessage methodCall)
{
if (methodCall.MethodBase is MethodInfo methodInfo)
{
TransactionInstance instance = TransactionInstance.GetInstance(this.httpContext);
TransactionDetail detail = instance.StartDetail(methodInfo);
try
{
object result = methodInfo.Invoke(this.decorated, methodCall.Args);
return(new ReturnMessage(result, methodCall.Args, methodCall.Args.Length, methodCall.LogicalCallContext, methodCall));
}
finally
{
instance.StopDetail(detail);
}
}
}
return(msg);
}
/// <inheritdoc/>
public void Init(HttpApplication context)
{
context.BeginRequest += (sender, args) =>
{
TransactionInstance transactionInstance = TransactionInstance.GetInstance(context.Context);
transactionInstance.BeginDetail += TransactionModule.BeginDetail;
transactionInstance.BeginTransaction += TransactionModule.BeginTransaction;
transactionInstance.EndDetail += TransactionModule.EndDetail;
transactionInstance.EndTransaction += TransactionModule.EndTransaction;
context.Context.Items[nameof(TransactionModule)] = transactionInstance.StartTransaction(
context.Context.Request.Url,
nameof(HttpApplication),
nameof(TransactionModule));
};
context.AcquireRequestState += (sender, args) =>
{
context.Context.Items[nameof(TransactionDetail)] = TransactionInstance.GetInstance(context.Context).StartDetail(
nameof(HttpApplication),
nameof(context.AcquireRequestState));
};
context.PostAcquireRequestState += (sender, args) =>
{
TransactionInstance.GetInstance(context.Context).StopDetail(context.Context.Items[nameof(TransactionDetail)] as TransactionDetail, true);
context.Context.Items.Remove(nameof(TransactionDetail));
};
context.AuthenticateRequest += (sender, args) =>
{
context.Context.Items[nameof(TransactionDetail)] = TransactionInstance.GetInstance(context.Context).StartDetail(
nameof(HttpApplication),
nameof(context.AuthenticateRequest));
};
context.PostAuthenticateRequest += (sender, args) =>
{
TransactionInstance.GetInstance(context.Context).StopDetail(
context.Context.Items[nameof(TransactionDetail)] as TransactionDetail,
true);
context.Context.Items.Remove(nameof(TransactionDetail));
};
context.AuthorizeRequest += (sender, args) =>
{
context.Context.Items[nameof(TransactionDetail)] = TransactionInstance.GetInstance(context.Context).StartDetail(
nameof(HttpApplication),
nameof(context.AuthorizeRequest));
};
context.PostAuthorizeRequest += (sender, args) =>
{
TransactionInstance.GetInstance(context.Context).StopDetail(
context.Context.Items[nameof(TransactionDetail)] as TransactionDetail,
true);
context.Context.Items.Remove(nameof(TransactionDetail));
};
context.ResolveRequestCache += (sender, args) =>
{
context.Context.Items[nameof(TransactionDetail)] = TransactionInstance.GetInstance(context.Context).StartDetail(
nameof(HttpApplication),
nameof(context.ResolveRequestCache));
};
context.PostResolveRequestCache += (sender, args) =>
{
TransactionInstance.GetInstance(context.Context).StopDetail(
context.Context.Items[nameof(TransactionDetail)] as TransactionDetail,
true);
context.Context.Items.Remove(nameof(TransactionDetail));
};
context.PreRequestHandlerExecute += (sender, args) =>
{
if (context.Context.Items[nameof(TransactionModule)] is TransactionDescription transactionDescription)
{
KeyValuePair <string, string> fullMethodName = TransactionHelper.GetFullMethodName(context.Context);
transactionDescription.FullName = fullMethodName.Key;
transactionDescription.MethodName = fullMethodName.Value;
}
context.Context.Items[nameof(TransactionDetail)] = TransactionInstance.GetInstance(context.Context).StartDetail(
nameof(HttpApplication),
nameof(context.Request));
};
context.PostRequestHandlerExecute += (sender, args) =>
{
TransactionInstance.GetInstance(context.Context).StopDetail(
context.Context.Items[nameof(TransactionDetail)] as TransactionDetail,
true);
context.Context.Items.Remove(nameof(TransactionDetail));
};
context.UpdateRequestCache += (sender, args) =>
{
context.Context.Items[nameof(TransactionDetail)] = TransactionInstance.GetInstance(context.Context).StartDetail(
nameof(HttpApplication),
nameof(context.UpdateRequestCache));
};
context.PostUpdateRequestCache += (sender, args) =>
{
TransactionInstance.GetInstance(context.Context).StopDetail(
context.Context.Items[nameof(TransactionDetail)] as TransactionDetail,
true);
context.Context.Items.Remove(nameof(TransactionDetail));
};
context.Error += (sender, args) =>
{
if (context.Context.Items[nameof(TransactionDetail)] is TransactionDetail transactionDetail)
{
TransactionInstance.GetInstance(context.Context).StopDetail(
transactionDetail,
true);
context.Context.Items.Remove(nameof(TransactionDetail));
}
};
context.EndRequest += (sender, args) =>
{
TransactionInstance.GetInstance(context.Context).StopTransaction();
};
}
/// <summary>
/// Gets the instance of transaction.
/// </summary>
/// <param name="httpContext">The HTTP context.</param>
/// <returns>Instance of transaction.</returns>
public static TransactionInstance GetInstance(HttpContext httpContext)
{
return(TransactionInstance.GetInstance(new HttpContextWrapper(httpContext)));
}
