public static long[] GetNextSequences(this ISequenceSource seq, DynamoMetadataType meta, int noOfSequences)
{
var newCounter = seq.Increment(meta, noOfSequences);
var firstId = newCounter - noOfSequences + 1;
var ids = new long[noOfSequences];
for (var i = 0; i < noOfSequences; i++)
{
ids[i] = firstId + i;
}
return(ids);
}
private Task CreateTableAsync(DynamoMetadataType table)
{
var request = ToCreateTableRequest(table);
try
{
return ExecAsync(() => DynamoDb.CreateTableAsync(request));
}
catch (AmazonDynamoDBException ex)
{
if (ex.ErrorCode == DynamoErrors.AlreadyExists)
return PclExportClient.EmptyTask;
throw;
}
}
public static long Increment(this ISequenceSource seq, DynamoMetadataType meta, int amount = 1)
{
return(seq.Increment(meta.Name, amount));
}
public static long Current(this ISequenceSource seq, DynamoMetadataType meta)
{
return(seq.Increment(meta.Name, 0));
}
public DynamoDbSequenceSource(IPocoDynamo db)
{
this.db = db;
this.table = DynamoMetadata.RegisterTable <Seq>();
}