internal void Initialize(HandleInitializationContext context)
{
this.owner = context.OwningActivityInstance;
this.isUninitialized = false;
OnInitialize(context);
}
internal override bool TryPopulateLocation(ActivityExecutor executor, ActivityContext activityContext)
{
T local;
bool flag = true;
VariableLocation <T> location = new VariableLocation <T>(base.Modifiers, base.IsHandle);
if (base.IsHandle)
{
activityContext.Environment.DeclareHandle(this, location, activityContext.CurrentInstance);
using (HandleInitializationContext context = new HandleInitializationContext(executor, activityContext.CurrentInstance))
{
location.SetInitialValue((T)context.CreateAndInitializeHandle(typeof(T)));
return(flag);
}
}
activityContext.Environment.Declare(this, location, activityContext.CurrentInstance);
if (this.Default == null)
{
return(flag);
}
if (this.Default.TryGetValue(activityContext, out local))
{
location.SetInitialValue(local);
return(flag);
}
location.SetIsWaitingOnDefaultValue();
return(false);
}
protected override void OnUninitialize(HandleInitializationContext context)
{
if (this.rootTransaction != null)
{
this.executor.ExitNoPersist();
}
this.isHandleInitialized = false;
base.OnUninitialize(context);
}
protected override void OnInitialize(HandleInitializationContext context)
{
this.executor = context.Executor;
this.isHandleInitialized = true;
if (this.rootTransaction != null)
{
this.executor.SetTransaction(this, this.rootTransaction, null, null);
}
base.OnInitialize(context);
}
protected override void OnUninitialize(HandleInitializationContext context)
{
if (this.rootTransaction != null)
{
// If we have a host transaction we're responsible for exiting no persist
this.executor.ExitNoPersist();
}
this.isHandleInitialized = false;
base.OnUninitialize(context);
}
protected override void OnInitialize(HandleInitializationContext context)
{
this.executor = context.Executor;
this.isHandleInitialized = true;
if (this.rootTransaction != null)
{
Fx.Assert(this.Owner == null, "this.rootTransaction should only be set at the root");
this.executor.SetTransaction(this, this.rootTransaction, null, null);
}
base.OnInitialize(context);
}
protected override void OnUninitialize(HandleInitializationContext context)
{
if (this.bookmarkScope != null)
{
int scopeRefCount = this.bookmarkScope.DecrementHandleReferenceCount();
DisassociateInstanceKeysExtension extension = context.GetExtension <DisassociateInstanceKeysExtension>();
// We only unregister the BookmarkScope if the extension exists and is enabled and if we had the last reference to it.
if ((extension != null) && extension.AutomaticDisassociationEnabled && (scopeRefCount == 0))
{
context.UnregisterBookmarkScope(this.bookmarkScope);
}
}
base.OnUninitialize(context);
}
protected override void OnInitialize(HandleInitializationContext context)
{
throw new NotImplementedException();
}
protected override void OnInitialize(HandleInitializationContext context)
{
this.owningInstance = context.OwningActivityInstance;
this.executor = context.Executor;
PerformDefaultRegistration();
}
protected virtual void OnUninitialize(HandleInitializationContext context)
{
throw new NotImplementedException();
}
protected virtual void OnUninitialize(HandleInitializationContext context)
{
}
internal void Uninitialize(HandleInitializationContext context)
{
OnUninitialize(context);
this.isUninitialized = true;
}