/// <summary>
/// Resolves model type for direct messages
/// </summary>
private void ResolveDirect(Type type, TypeDeliveryDescriptor descriptor)
{
DirectTargetAttribute targetAttribute = type.GetCustomAttribute <DirectTargetAttribute>(true);
if (targetAttribute != null)
{
descriptor.HasDirectReceiver = true;
descriptor.DirectValue = targetAttribute.Value;
descriptor.DirectFindBy = targetAttribute.FindBy;
switch (targetAttribute.FindBy)
{
case FindTargetBy.Id:
descriptor.DirectTarget = targetAttribute.Value;
break;
case FindTargetBy.Name:
descriptor.DirectTarget = "@name:" + targetAttribute.Value;
break;
case FindTargetBy.Type:
descriptor.DirectTarget = "@type:" + targetAttribute.Value;
break;
}
}
ContentTypeAttribute contentTypeAttribute = type.GetCustomAttribute <ContentTypeAttribute>(false);
if (contentTypeAttribute != null)
{
descriptor.HasContentType = true;
descriptor.ContentType = contentTypeAttribute.ContentType;
}
}
/// <summary>
/// Resolves model type for queue messages
/// </summary>
private void ResolveQueue(Type type, TypeDeliveryDescriptor descriptor)
{
QueueNameAttribute queueNameAttribute = type.GetCustomAttribute <QueueNameAttribute>(true);
if (queueNameAttribute != null)
{
descriptor.HasQueueName = true;
descriptor.QueueName = string.IsNullOrEmpty(queueNameAttribute.Name) ? type.Name : queueNameAttribute.Name;
}
else
{
descriptor.QueueName = type.Name;
}
DelayBetweenMessagesAttribute delayAttr = type.GetCustomAttribute <DelayBetweenMessagesAttribute>(true);
if (delayAttr != null)
{
descriptor.DelayBetweenMessages = delayAttr.Value;
}
PutBackDelayAttribute putbackAttr = type.GetCustomAttribute <PutBackDelayAttribute>(true);
if (putbackAttr != null)
{
descriptor.PutBackDelay = putbackAttr.Value;
}
}
/// <summary>
/// Resolves model type for router messages
/// </summary>
private void ResolveRouter(Type type, TypeDeliveryDescriptor descriptor)
{
RouterNameAttribute routerNameAttribute = type.GetCustomAttribute <RouterNameAttribute>(true);
if (routerNameAttribute != null)
{
descriptor.HasRouterName = true;
descriptor.RouterName = routerNameAttribute.Name;
}
else
{
descriptor.RouterName = type.FullName;
}
}
/// <summary>
/// Resolves model type descriptor
/// </summary>
public TypeDeliveryDescriptor Resolve(Type type, ModelTypeConfigurator defaultConfigurator)
{
TypeDeliveryDescriptor descriptor = new TypeDeliveryDescriptor();
if (defaultConfigurator != null)
{
ResolveDefaults(type, descriptor, defaultConfigurator);
}
ResolveBase(type, descriptor);
ResolveDirect(type, descriptor);
ResolveQueue(type, descriptor);
ResolveRouter(type, descriptor);
return(descriptor);
}
/// <summary>
/// Resolves base and common descriptor attributes of the type and fillds the descriptor object values
/// </summary>
private void ResolveBase(Type type, TypeDeliveryDescriptor descriptor)
{
descriptor.Type = type;
HighPriorityMessageAttribute prioAttr = type.GetCustomAttribute <HighPriorityMessageAttribute>(true);
if (prioAttr != null)
{
descriptor.HighPriority = true;
}
AcknowledgeAttribute ackAttr = type.GetCustomAttribute <AcknowledgeAttribute>(true);
if (ackAttr != null)
{
descriptor.Acknowledge = ackAttr.Value;
}
QueueStatusAttribute statusAttr = type.GetCustomAttribute <QueueStatusAttribute>(true);
if (statusAttr != null)
{
descriptor.QueueStatus = statusAttr.Status;
}
QueueTopicAttribute topicAttr = type.GetCustomAttribute <QueueTopicAttribute>(true);
if (topicAttr != null)
{
descriptor.Topic = topicAttr.Topic;
}
IEnumerable <MessageHeaderAttribute> headerAttributes = type.GetCustomAttributes <MessageHeaderAttribute>(true);
foreach (MessageHeaderAttribute headerAttribute in headerAttributes)
{
descriptor.Headers.Add(new KeyValuePair <string, string>(headerAttribute.Key, headerAttribute.Value));
}
}
/// <summary>
/// Resolves default values from model type configurator
/// </summary>
private void ResolveDefaults(Type type, TypeDeliveryDescriptor descriptor, ModelTypeConfigurator defaultConfigurator)
{
if (defaultConfigurator.QueueNameFactory != null)
{
descriptor.QueueName = defaultConfigurator.QueueNameFactory(type);
descriptor.HasQueueName = true;
}
if (defaultConfigurator.QueueStatus.HasValue)
{
descriptor.QueueStatus = defaultConfigurator.QueueStatus.Value;
}
if (!string.IsNullOrEmpty(defaultConfigurator.Topic))
{
descriptor.Topic = defaultConfigurator.Topic;
}
if (defaultConfigurator.PutBackDelay.HasValue)
{
descriptor.PutBackDelay = defaultConfigurator.PutBackDelay.Value;
}
if (defaultConfigurator.DelayBetweenMessages.HasValue)
{
descriptor.DelayBetweenMessages = defaultConfigurator.DelayBetweenMessages.Value;
}
if (defaultConfigurator.AckDecision.HasValue)
{
descriptor.Acknowledge = defaultConfigurator.AckDecision.Value;
}
foreach (Func <KeyValuePair <string, string> > func in defaultConfigurator.HeaderFactories)
{
descriptor.Headers.Add(func());
}
}
