public async Task <IReadOnlyList <T> > SelectEntities <T>(ICollection <TEntityId> ids, ILoadEntityLogger logger, TContext context, Func <EntityWithId <TEntityId, TEntity>, T> selector)
{
return(await _chunkedExecutor.ExecuteAsync(
new List <T>(),
ids,
async (chunk, transformedEntities) =>
{
var entites = CacheOrClenaup(await _repository.Get(chunk, logger, context));
transformedEntities.AddRange(entites.Select(selector));
}));
}
public async Task <IReadOnlyList <EntityWithId <WebResourceName, TEntity> > > Get(ICollection <WebResourceName> ids, ILoadEntityLogger logger, TContext context)
{
if (ids.Count == 0)
{
return new EntityWithId <WebResourceName, TEntity>[] { }
}
;
return(await _chunkedExecutor.ExecuteAsync(
new List <EntityWithId <WebResourceName, TEntity> >(),
ids,
async (chunk, result) =>
{
var entities = await GetInternal(chunk, logger);
result.AddRange(entities);
}));
}
public async Task <IReadOnlyDictionary <TEntityId, T> > GetTransformedEntities <T>(ICollection <TEntityId> ids, ILoadEntityLogger logger, TContext context, Func <EntityWithId <TEntityId, TEntity>, T> transform)
{
return(await _chunkedExecutor.ExecuteAsync(
new Dictionary <TEntityId, T>(_idComparer),
ids,
async (chunk, transformedEntities) =>
{
var entites = CreateEnumerableWhichCachesOrCleansUp(await _repository.Get(chunk, logger, context));
foreach (var entity in entites)
{
if (!transformedEntities.ContainsKey(entity.Id))
{
transformedEntities.Add(entity.Id, transform(entity));
}
else
{
s_logger.WarnFormat("Entitiy '{0}' was contained multiple times in repository response. Ignoring redundant entity", entity.Id);
}
}
}));
}