public static IEnumerable <string> ListIds(
IAmazonS3 _s3Client,
string _bucketName,
string _databaseName,
string _collectionName)
{
string prefix = S3NamingHelper.GetCollection(_databaseName, _collectionName);
ListObjectsRequest request = new ListObjectsRequest
{
BucketName = _bucketName,
Prefix = prefix
};
Task <ListObjectsResponse> task = _s3Client.ListObjectsAsync(request);
Task.WaitAll(task);
ListObjectsResponse response = task.Result;
List <string> ids = new List <string>();
foreach (var s3object in response.S3Objects)
{
string id = Path.GetFileNameWithoutExtension(s3object.Key);
ids.Add(id);
}
return(ids);
}
public static async Task <Stream> ReadPage(
IAmazonS3 _s3Client,
string _bucketName,
string _databaseName,
uint _pageNumber)
{
string key = S3NamingHelper.GetPageFile(_databaseName, _pageNumber);
GetObjectRequest request = new GetObjectRequest()
{
BucketName = _bucketName,
Key = key
};
GetObjectResponse response = await _s3Client.GetObjectAsync(request);
return(response.ResponseStream);
}
public static async Task <Stream> ReadBinary(
IAmazonS3 _s3Client,
string _bucketName,
string _databaseName,
string _collectionName,
string _id)
{
string key = S3NamingHelper.GetBinaryFile(_databaseName, _collectionName, _id);
GetObjectRequest request = new GetObjectRequest()
{
BucketName = _bucketName,
Key = key
};
GetObjectResponse response = await _s3Client.GetObjectAsync(request);
return(response.ResponseStream);
}
public static Stream ReadDocument(
IAmazonS3 _s3Client,
string _bucketName,
string _databaseName,
string _collectionName,
string _id)
{
string key = S3NamingHelper.GetDocument(_databaseName, _collectionName, _id);
GetObjectRequest request = new GetObjectRequest()
{
BucketName = _bucketName,
Key = key
};
Task <GetObjectResponse> task = _s3Client.GetObjectAsync(request);
Task.WaitAll(task);
return(task.Result.ResponseStream);
}
public static void WritePage(
IAmazonS3 _s3Client,
string _bucketName,
string _databaseName,
uint _pageNumber,
Stream _dataStream)
{
string key = S3NamingHelper.GetPageFile(_databaseName, _pageNumber);
PutObjectRequest request = new PutObjectRequest()
{
BucketName = _bucketName,
Key = key,
ContentType = "application/binary",
InputStream = _dataStream
};
Task <PutObjectResponse> task = _s3Client.PutObjectAsync(request);
Task.WaitAll(task);
}
public static void WriteBinary(
IAmazonS3 _s3Client,
string _bucketName,
string _databaseName,
string _collectionName,
string _id,
string _contentType,
Stream _dataStream)
{
string key = S3NamingHelper.GetBinaryFile(_databaseName, _collectionName, _id);
PutObjectRequest request = new PutObjectRequest()
{
BucketName = _bucketName,
Key = key,
ContentType = _contentType,
InputStream = _dataStream
};
Task <PutObjectResponse> task = _s3Client.PutObjectAsync(request);
Task.WaitAll(task);
}