/// <summary>
/// Constructs a new empty BucketObjectsWindow.
/// </summary>
/// <param name="regionBucketAndPrefix">The region, bucket, and prefix, in the following form: [region:]bucket/prefix.</param>
/// <param name="batchIdCounter">The <see cref="BatchIdCounter"/> for this window.</param>
/// <param name="unprefixedStartAtKey">The key to start at or <b>null</b> to start at the beginning.</param>
/// <param name="unprefixedStopAtKey">The key to stop at or <b>null</b> to start at the beginning.</param>
/// <param name="cannedAcl">A <see cref="S3CannedACL"/> to use for the target file.</param>
/// <param name="grant">A <see cref="S3Grant"/> indicating rights grants to apply to the target file.</param>
public BucketObjectsWindow(string regionBucketAndPrefix, BatchIdCounter batchIdCounter, string unprefixedStartAtKey = null, string unprefixedStopAtKey = null, S3CannedACL cannedAcl = null, S3Grant grant = null, ServerSideEncryptionMethod targetEncryptionMethod = null)
{
_batchIdCounter = batchIdCounter;
Tuple <string, string, string> parsedRegionBucketAndPrefix = ParseRegionBucketAndPrefix(regionBucketAndPrefix);
Amazon.RegionEndpoint region = Amazon.RegionEndpoint.GetBySystemName(string.IsNullOrEmpty(parsedRegionBucketAndPrefix.Item1)
? GetBucketRegion(parsedRegionBucketAndPrefix.Item2)
: parsedRegionBucketAndPrefix.Item1);
_s3 = new AmazonS3Client(region);
_bucket = parsedRegionBucketAndPrefix.Item2;
_prefix = parsedRegionBucketAndPrefix.Item3;
_grant = grant;
_grantCannedAcl = cannedAcl;
_queue = new ConcurrentQueue <Batch>();
if (!string.IsNullOrEmpty(unprefixedStartAtKey))
{
_startAtKey = _prefix + unprefixedStartAtKey;
_unprefixedLeastKey = unprefixedStartAtKey;
}
else
{
_unprefixedLeastKey = string.Empty;
}
if (!string.IsNullOrEmpty(unprefixedStopAtKey))
{
_stopAtKey = _prefix + unprefixedStopAtKey;
}
_unprefixedGreatestKey = string.Empty;
_targetEncryptionMethod = targetEncryptionMethod;
}
/// <summary>
/// Constructs a state object for the sync operation from the specified source to the specified destination.
/// </summary>
/// <param name="sourceRegionBucketAndPrefix">The source region, bucket, and prefix.</param>
/// <param name="targetRegionBucketAndPrefix">The target region, bucket, and prefix.</param>
/// <param name="grant">A string indicating rights being granted to the target file.</param>
/// <param name="encryptionMethod">A string indicating the encryption method to use for the target file.</param>
/// <param name="startKey">The key to start on.</param>
/// <param name="stopKey">The key to stop on.</param>
public State(string sourceRegionBucketAndPrefix, string targetRegionBucketAndPrefix, string grant, string encryptionMethod, string startKey, string stopKey)
{
_sourceRegionBucketAndPrefix = sourceRegionBucketAndPrefix;
_targetRegionBucketAndPrefix = targetRegionBucketAndPrefix;
_grant = grant;
_encryptionMethod = encryptionMethod;
_startDate = DateTime.UtcNow;
_unrecordedTimeStartTicks = _startDate.Ticks;
_ticksUsed = 0;
_sourceBatchId = new BatchIdCounter();
_startKey = startKey;
if (!string.IsNullOrEmpty(startKey))
{
_lastKeyOfLastBatchCompleted = startKey;
}
_stopKey = stopKey;
}
