public SqlEventLogRepository(
IConcurrentSqlStorage <SqlEventLogEntry, Guid> eventLogSqlStorage,
Func <SqlDbContext> createDbContext,
ISqlDbContextSettings sqlDbContextSettings)
{
this.eventLogSqlStorage = eventLogSqlStorage;
this.createDbContext = createDbContext;
customJsonConverters = CustomJsonConvertersBuilder.Build(sqlDbContextSettings.CustomJsonConverters);
var entityType = typeof(TEntity);
entityTypeName = GetEventLogEntityTypeName(createDbContext, entityType);
}
public static async Task <TEntity?> FindSingleOrDefaultAsync <TEntity, TKey>(this IConcurrentSqlStorage <TEntity, TKey> storage, Expression <Func <TEntity, bool> > criterion, CancellationToken cancellationToken = default)
where TEntity : class, ISqlEntity <TKey>
where TKey : notnull
{
var searchResult = await storage.FindAsync(criterion, 2, cancellationToken);
if (searchResult.Length <= 1)
{
return(searchResult.FirstOrDefault());
}
throw new InvalidOperationException($"Found more than one {typeof(TEntity).Name} trying to get single.");
}
private static void InternalTestWriteAndReadThroughMultipleThreads(IReadOnlyCollection <TestValueTypedPropertiesStorageElement> objects, IConcurrentSqlStorage <TestValueTypedPropertiesStorageElement, Guid> storage)
{
Parallel.ForEach(objects.Batch(objects.Count / 10), batch => batch.ForEach(e => storage.CreateOrUpdateAsync(e).GetAwaiter().GetResult()));
var objectsCaptured = objects;
objects.Batch(objects.Count / 10)
.AsParallel()
.ForAll(batch =>
{
var batchList = batch as IList <TestValueTypedPropertiesStorageElement> ?? batch.ToList();
batchList.ForEach(x =>
{
var findResult = storage.FindAsync(y => y.IntProperty == x.IntProperty, int.MaxValue).GetAwaiter().GetResult();
AssertUnorderedArraysEquality(findResult, objectsCaptured.Where(y => y.IntProperty == x.IntProperty));
});
});
}
