public void Save(Resource resource)
{
lock (Graph.GetWrapper(resource.Id) ?? _fallbackLock)
{
using (var uow = UowFactory.Create())
{
var newResources = new HashSet <Resource>();
var entity = ResourceEntityAccessor.SaveToEntity(uow, resource);
if (entity.Id == 0)
{
newResources.Add(resource);
}
var newInstances = ResourceLinker.SaveReferences(uow, resource, entity);
newResources.AddRange(newInstances);
try
{
uow.SaveChanges();
}
catch (Exception ex)
{
Logger.LogException(LogLevel.Error, ex, "Error saving resource {0}-{1}!", resource.Id, resource.Name);
throw;
}
foreach (var instance in newResources)
{
AddResource(instance, true);
}
}
}
}
/// <summary>
/// Get or create an entity for a resource instance
/// </summary>
private static ResourceEntity GetOrCreateEntity(ReferenceSaverContext context, Resource instance)
{
// First check if the context contains an entity for the instance
if (context.EntityCache.ContainsKey(instance))
{
return(context.EntityCache[instance]);
}
ResourceEntity entity;
if (instance.Id > 0)
{
entity = context.UnitOfWork.GetEntity <ResourceEntity>(instance);
}
else
{
entity = ResourceEntityAccessor.SaveToEntity(context.UnitOfWork, instance);
context.ResourceLookup[entity] = instance;
}
// Get or create an entity for the instance
return(context.EntityCache[instance] = entity);
}