/// <inheritdoc />
public async Task <bool> ExistsAsync(StorageExistsOptions options, CancellationToken cancellationToken = default)
{
ValidateFileName(options.Container);
ValidateFileName(options.FileName);
_logger.LogDebug("Checking if file {FileName} from container {Container} exists", options.FileName, options.Container);
var request = new GetObjectRequest
{
BucketName = _bucketName,
Key = GetFileKey(options.Container, options.FileName),
};
try
{
var response = await _client.GetObjectAsync(request, cancellationToken);
_disposables.Add(response);
}
catch (AmazonS3Exception ex)
{
return(ex.ErrorCode switch
{
"NoSuchKey" => false,
"AccessDenied" => true,
"PermanentRedirect" => true,
_ => throw ex,
});
/// <inheritdoc />
public Task <bool> ExistsAsync(StorageExistsOptions options, CancellationToken cancellationToken = default)
{
ValidateFileName(options.Container);
ValidateFileName(options.FileName);
_logger.LogDebug("Checking if file {FileName} from container {Container} exists", options.FileName, options.Container);
return(Task.FromResult(File.Exists(GetFileLocation(options.Container, options.FileName))));
}
/// <inheritdoc />
public Task <bool> ExistsAsync(StorageExistsOptions options, CancellationToken cancellationToken = default)
{
return(Task.FromResult(_contents.ContainsKey(GetFileKey(options.Container, options.FileName))));
}
