private Expression BuildExpressionInternal()
{
// We must lock the container, because not locking could lead to race conditions.
this.Container.LockContainer();
var expression = this.Registration.BuildExpression(this);
if (expression == null)
{
throw new ActivationException(StringResources.RegistrationReturnedNullFromBuildExpression(
this.Registration));
}
var e = new ExpressionBuiltEventArgs(this.ServiceType, expression);
e.Lifestyle = this.Lifestyle;
e.InstanceProducer = this;
e.ReplacedRegistration = this.Registration;
this.Container.OnExpressionBuilt(e, this);
if (!object.ReferenceEquals(this.Registration, e.ReplacedRegistration))
{
this.Registration = e.ReplacedRegistration;
}
else
{
this.overriddenLifestyle = e.Lifestyle;
}
return(e.Expression);
}
internal ExpressionBuiltEventArgs?OnExpressionBuilt(
InstanceProducer instanceProducer, Expression expression)
{
if (this.expressionBuilt != null)
{
var relationships =
new KnownRelationshipCollection(instanceProducer.GetRelationships().ToList());
var e = new ExpressionBuiltEventArgs(
instanceProducer.ServiceType,
expression,
instanceProducer,
replacedRegistration: instanceProducer.Registration,
knownRelationships: relationships);
this.expressionBuilt(this, e);
if (relationships.HasChanged)
{
instanceProducer.ReplaceRelationships(e.KnownRelationships);
}
return(e);
}
else
{
return(null);
}
}
internal void OnExpressionBuilt(ExpressionBuiltEventArgs e, InstanceProducer instanceProducer)
{
if (this.expressionBuilt != null)
{
var relationships =
new KnownRelationshipCollection(instanceProducer.GetRelationships().ToList());
e.KnownRelationships = relationships;
this.expressionBuilt(this, e);
if (relationships.HasChanged)
{
instanceProducer.ReplaceRelationships(e.KnownRelationships);
}
}
}
private Expression BuildExpressionInternal()
{
// We must lock the container, because not locking could lead to race conditions.
this.Registration.Container.LockContainer();
var expression = this.Registration.BuildExpression(this);
if (expression == null)
{
throw new ActivationException(StringResources.RegistrationReturnedNullFromBuildExpression(
this.Registration));
}
var e = new ExpressionBuiltEventArgs(this.ServiceType, expression);
e.Lifestyle = this.Lifestyle;
e.InstanceProducer = this;
e.ReplacedRegistration = this.Registration;
this.Registration.Container.OnExpressionBuilt(e, this);
if (!object.ReferenceEquals(this.Registration, e.ReplacedRegistration))
{
this.Registration = e.ReplacedRegistration;
}
else
{
this.overriddenLifestyle = e.Lifestyle;
}
return e.Expression;
}
