public void ListBlobsScenarioTest(string containerName, BlobListingContext listingContext, HttpStatusCode? expectedError, params string[] expectedBlobs)
{
HttpWebRequest request = BlobTests.ListBlobsRequest(BlobContext, containerName, listingContext);
Assert.IsTrue(request != null, "Failed to create HttpWebRequest");
if (BlobContext.Credentials != null)
{
BlobTests.SignRequest(request, BlobContext);
}
HttpWebResponse response = BlobTestUtils.GetResponse(request, BlobContext);
try
{
BlobTests.ListBlobsResponse(response, BlobContext, expectedError);
ListBlobsResponse listBlobsResponse = new ListBlobsResponse(response.GetResponseStream());
int i = 0;
foreach (IListBlobEntry item in listBlobsResponse.Blobs)
{
ListBlobEntry blob = item as ListBlobEntry;
if (expectedBlobs == null)
{
Assert.Fail("Should not have blobs.");
}
Assert.IsTrue(i < expectedBlobs.Length, "Unexpected blob: " + blob.Name);
Assert.AreEqual<string>(expectedBlobs[i++], blob.Name, "Incorrect blob.");
}
if (expectedBlobs != null && i < expectedBlobs.Length)
{
Assert.Fail("Missing blob: " + expectedBlobs[i] + "(and " + (expectedBlobs.Length - i - 1) + " more).");
}
}
finally
{
response.Close();
}
}
/// <summary>
/// Core implementation of the ListBlobs method.
/// </summary>
/// <param name="prefix">The blob prefix.</param>
/// <param name="maxResults">A non-negative integer value that indicates the maximum number of results to be returned at a time, up to the
/// per-operation limit of 5000. If this value is <c>null</c>, the maximum possible number of results will be returned, up to 5000.</param>
/// <param name="useFlatBlobListing">Whether to list blobs in a flat listing, or whether to list blobs hierarchically, by virtual directory.</param>
/// <param name="blobListingDetails">A <see cref="BlobListingDetails"/> enumeration describing which items to include in the listing.</param>
/// <param name="options">A <see cref="BlobRequestOptions"/> object that specifies additional options for the request.</param>
/// <param name="currentToken">The continuation token.</param>
/// <returns>A <see cref="RESTCommand"/> that lists the blobs.</returns>
private RESTCommand<ResultSegment<IListBlobItem>> ListBlobsImpl(string prefix, int? maxResults, bool useFlatBlobListing, BlobListingDetails blobListingDetails, BlobRequestOptions options, BlobContinuationToken currentToken)
{
if (!useFlatBlobListing
&& (blobListingDetails & BlobListingDetails.Snapshots) == BlobListingDetails.Snapshots)
{
throw new ArgumentException(SR.ListSnapshotsWithDelimiterError, "blobListingDetails");
}
string delimiter = useFlatBlobListing ? null : this.ServiceClient.DefaultDelimiter;
BlobListingContext listingContext = new BlobListingContext(prefix, maxResults, delimiter, blobListingDetails)
{
Marker = currentToken != null ? currentToken.NextMarker : null
};
RESTCommand<ResultSegment<IListBlobItem>> getCmd = new RESTCommand<ResultSegment<IListBlobItem>>(this.ServiceClient.Credentials, this.StorageUri);
options.ApplyToStorageCommand(getCmd);
getCmd.CommandLocationMode = CommonUtility.GetListingLocationMode(currentToken);
getCmd.RetrieveResponseStream = true;
getCmd.Handler = this.ServiceClient.AuthenticationHandler;
getCmd.BuildClient = HttpClientFactory.BuildHttpClient;
getCmd.BuildRequest = (cmd, uri, builder, cnt, serverTimeout, ctx) => ContainerHttpRequestMessageFactory.ListBlobs(uri, serverTimeout, listingContext, cnt, ctx);
getCmd.PreProcessResponse = (cmd, resp, ex, ctx) => HttpResponseParsers.ProcessExpectedStatusCodeNoException(HttpStatusCode.OK, resp, null /* retVal */, cmd, ex);
getCmd.PostProcessResponse = (cmd, resp, ctx) =>
{
return Task.Factory.StartNew(() =>
{
ListBlobsResponse listBlobsResponse = new ListBlobsResponse(cmd.ResponseStream);
List<IListBlobItem> blobList = listBlobsResponse.Blobs.Select(item => this.SelectListBlobItem(item)).ToList();
BlobContinuationToken continuationToken = null;
if (listBlobsResponse.NextMarker != null)
{
continuationToken = new BlobContinuationToken()
{
NextMarker = listBlobsResponse.NextMarker,
TargetLocation = cmd.CurrentResult.TargetLocation,
};
}
return new ResultSegment<IListBlobItem>(blobList)
{
ContinuationToken = continuationToken,
};
});
};
return getCmd;
}
/// <summary>
/// Core implementation of the ListBlobs method.
/// </summary>
/// <param name="prefix">The blob prefix.</param>
/// <param name="maxResults">A non-negative integer value that indicates the maximum number of results to be returned at a time, up to the
/// per-operation limit of 5000. If this value is <c>null</c>, the maximum possible number of results will be returned, up to 5000.</param>
/// <param name="useFlatBlobListing">Specifies whether to list blobs in a flat listing, or whether to list blobs hierarchically, by virtual directory.</param>
/// <param name="blobListingDetails">A <see cref="BlobListingDetails"/> enumeration describing which items to include in the listing.</param>
/// <param name="options">A <see cref="BlobRequestOptions"/> object that specifies additional options for the request.</param>
/// <param name="currentToken">A continuation token returned by a previous listing operation.</param>
/// <returns>A <see cref="RESTCommand{T}"/> that lists the blobs.</returns>
private RESTCommand<ResultSegment<IListBlobItem>> ListBlobsImpl(string prefix, int? maxResults, bool useFlatBlobListing, BlobListingDetails blobListingDetails, BlobRequestOptions options, BlobContinuationToken currentToken)
{
if (!useFlatBlobListing
&& (blobListingDetails & BlobListingDetails.Snapshots) == BlobListingDetails.Snapshots)
{
throw new ArgumentException(SR.ListSnapshotsWithDelimiterError, "blobListingDetails");
}
string delimiter = useFlatBlobListing ? null : this.ServiceClient.DefaultDelimiter;
BlobListingContext listingContext = new BlobListingContext(prefix, maxResults, delimiter, blobListingDetails)
{
Marker = currentToken != null ? currentToken.NextMarker : null
};
RESTCommand<ResultSegment<IListBlobItem>> getCmd = new RESTCommand<ResultSegment<IListBlobItem>>(this.ServiceClient.Credentials, this.Uri);
getCmd.ApplyRequestOptions(options);
getCmd.RetrieveResponseStream = true;
getCmd.BuildRequestDelegate = (uri, builder, serverTimeout, ctx) => ContainerHttpWebRequestFactory.ListBlobs(uri, serverTimeout, listingContext, ctx);
getCmd.SignRequest = this.ServiceClient.AuthenticationHandler.SignRequest;
getCmd.PreProcessResponse = (cmd, resp, ex, ctx) => HttpResponseParsers.ProcessExpectedStatusCodeNoException(HttpStatusCode.OK, resp, null /* retVal */, cmd, ex);
getCmd.PostProcessResponse = (cmd, resp, ctx) =>
{
ListBlobsResponse listBlobsResponse = new ListBlobsResponse(cmd.ResponseStream);
List<IListBlobItem> blobList = new List<IListBlobItem>(
listBlobsResponse.Blobs.Select(item => this.SelectListBlobItem(item)));
BlobContinuationToken continuationToken = null;
if (listBlobsResponse.NextMarker != null)
{
continuationToken = new BlobContinuationToken()
{
NextMarker = listBlobsResponse.NextMarker,
};
}
return new ResultSegment<IListBlobItem>(blobList)
{
ContinuationToken = continuationToken,
};
};
return getCmd;
}
