public AWSDynamoDBStream(BasicAWSCredentials basicAWSCredentials, RegionEndpoint regionEndpoint, string tableName, AWSDynamoDBIteratorType type)
{
this.TableName = tableName;
this.AmazonDynamoDBStreamsClient = new AmazonDynamoDBStreamsClient(basicAWSCredentials, regionEndpoint);
this.AWSDynamoDBIteratorType = type;
var listStreams = AmazonDynamoDBStreamsClient.ListStreams(new ListStreamsRequest()
{
TableName = this.TableName
});
this.StreamArn = listStreams.Streams.First().StreamArn;
DescribeStreamRequest describeStreamRequest = new DescribeStreamRequest()
{
StreamArn = this.StreamArn
};
var describeStreamResponse = this.AmazonDynamoDBStreamsClient.DescribeStream(describeStreamRequest);
var shards = describeStreamResponse.StreamDescription.Shards;
GetShardIteratorRequest getShardIteratorRequest = null;
if (this.AWSDynamoDBIteratorType == AWSDynamoDBIteratorType.TRIM_HORIZON)
{
getShardIteratorRequest = new GetShardIteratorRequest()
{
StreamArn = this.StreamArn,
ShardIteratorType = ShardIteratorType.TRIM_HORIZON,
ShardId = shards.First().ShardId,
};
}
if (this.AWSDynamoDBIteratorType == AWSDynamoDBIteratorType.LATEST)
{
getShardIteratorRequest = new GetShardIteratorRequest()
{
StreamArn = this.StreamArn,
ShardIteratorType = ShardIteratorType.LATEST,
ShardId = shards.Last().ShardId,
//SequenceNumber = shards.First().SequenceNumberRange.StartingSequenceNumber
};
}
var shardIteratorResponse = this.AmazonDynamoDBStreamsClient.GetShardIterator(getShardIteratorRequest);
this.LatestShardID = shardIteratorResponse.ShardIterator;
}
public AWSDynamoDBStream GetAWSDynamoDBStream(AWSDynamoDBIteratorType type)
{
return(new AWSDynamoDBStream(this.BasicAWSCredentials, this.RegionEndpoint, this.AWSDynamoTableConfig.TableName, type));
}
