protected virtual void OnPipelineEventFiring(PipelineEventFiringEventArgs e)
{
if (this.PipelineEventFiring != null)
{
this.PipelineEventFiring(this, e);
}
}
public void Execute(PipelineContext <TContext> pipelineEvent, TContext context, TransactionScopeOption transactionScope)
{
Contract.Requires(pipelineEvent != null);
Contract.Requires(context != null);
Definition.Pipeline pipeline = GetPipelineDefinition();
System.Transactions.TransactionScopeOption scopeOption =
GetTransactionScopeOption(transactionScope);
if (pipelineEvent != null)
{
using (TransactionScope eventScope = new TransactionScope(scopeOption))
{
PipelineEventFiringEventArgs args =
new PipelineEventFiringEventArgs(pipeline.Name);
OnPipelineEventFiring(args);
if (!args.Cancel)
{
if (pipeline.InvokeAll)
{
if (pipelineEvent != null)
{
pipelineEvent(context);
}
}
else
{
Delegate[] list = pipelineEvent.GetInvocationList();
foreach (PipelineContext <TContext> item in list)
{
item(context);
if (context.Cancel)
{
break;
}
}
}
OnPipelineEventFired(new PipelineEventFiredEventArgs(pipeline.Name));
}
eventScope.Complete();
}
}
}
public void Execute(TEvents pipelineEvents, TContext context)
{
Contract.Requires(pipelineEvents != null);
Contract.Requires(context != null);
Definition.Pipeline pipeline = GetPipelineDefinition();
PropertyInfo[] properties = pipelineEvents.GetType().GetProperties();
List <PropertyInfo> sortedProperties = properties.ToList <PropertyInfo>();
sortedProperties.Sort(new PropertyComparer());
System.Transactions.TransactionScopeOption pipelineScopeOption = TransactionRequirement(sortedProperties);
using (TransactionScope pipelineScope = new TransactionScope(pipelineScopeOption))
{
sortedProperties.ForEach(property =>
{
object[] attributes =
property.GetCustomAttributes(typeof(PipelineEventAttribute), true);
if (attributes.Length > 0)
{
PipelineEventAttribute attr = (PipelineEventAttribute)attributes[0];
System.Transactions.TransactionScopeOption scopeOption =
GetTransactionScopeOption(attr.TransactionScopeOption);
object value = property.GetValue(pipelineEvents, null);
PipelineContext <TContext> eventProp = (PipelineContext <TContext>)value;
if (eventProp != null)
{
using (TransactionScope eventScope = new TransactionScope(scopeOption))
{
PipelineEventFiringEventArgs args = new PipelineEventFiringEventArgs(pipeline.Name, property.Name);
OnPipelineEventFiring(args);
if (!args.Cancel)
{
if (pipeline.InvokeAll)
{
if (eventProp != null)
{
eventProp(context);
}
}
else
{
Delegate[] list = eventProp.GetInvocationList();
foreach (PipelineContext <TContext> item in list)
{
item(context);
if (context.Cancel)
{
break;
}
}
}
OnPipelineEventFired(new PipelineEventFiredEventArgs(pipeline.Name, property.Name));
}
eventScope.Complete();
}
}
}
});
pipelineScope.Complete();
}
}
