public ICancellableAsyncResult BeginListContainersSegmented(string prefix, ContainerListingDetails detailsIncluded,
int?maxResults, BlobContinuationToken continuationToken,
BlobRequestOptions options, OperationContext operationContext,
AsyncCallback callback, object state)
{
throw new NotImplementedException();
}
public ContainerResultSegment ListContainersSegmented(string prefix, ContainerListingDetails detailsIncluded, int?maxResults, BlobContinuationToken currentToken, BlobRequestOptions options = null, OperationContext operationContext = null)
{
BlobRequestOptions modifiedOptions = BlobRequestOptions.ApplyDefaults(options, BlobType.Unspecified, this);
ResultSegment <CloudBlobContainer> resultSegment = this.ListContainersSegmentedCore(prefix, detailsIncluded, maxResults, currentToken, modifiedOptions, operationContext);
return(new ContainerResultSegment(resultSegment.Results, (BlobContinuationToken)resultSegment.ContinuationToken));
}
private Task<ContainerResultSegment> ListContainersSegmented(string prefix, ContainerListingDetails detailsIncluded, int? maxResults, BlobContinuationToken continuationToken, BlobRequestOptions options, OperationContext operationContext, CancellationToken cancellationToken = default(CancellationToken))
{
return AsyncTaskUtil.RunAsyncCancellable<ContainerResultSegment>(
_inner.BeginListContainersSegmented(prefix, detailsIncluded, maxResults, continuationToken, options, operationContext, null, null),
_inner.EndListContainersSegmented,
cancellationToken);
}
private async Task <HttpResponseMessage> ListContainersAsync()
{
var client = DashConfiguration.NamespaceAccount.CreateCloudBlobClient();
// Extract query parameters
var queryParams = this.Request.GetQueryParameters();
var includeFlags = String.Join(",", queryParams.Values <string>("include"));
ContainerListingDetails listDetails = ContainerListingDetails.None;
Enum.TryParse(includeFlags, true, out listDetails);
var retval = new ContainerListResults
{
RequestVersion = this.Request.GetHeaders().Value("x-ms-version", StorageServiceVersions.Version_2009_09_19),
ServiceEndpoint = this.Request.RequestUri.GetComponents(UriComponents.SchemeAndServer, UriFormat.Unescaped),
Prefix = queryParams.Value <string>("prefix"),
Marker = queryParams.Value <string>("marker"),
MaxResults = queryParams.ValueOrNull <int>("maxresults"),
IncludeDetails = listDetails,
};
retval.Containers = await client.ListContainersSegmentedAsync(
retval.Prefix,
listDetails,
retval.MaxResults == 0?(int?)null : retval.MaxResults,
new BlobContinuationToken
{
NextMarker = retval.Marker,
},
null,
null);
return(CreateResponse(retval));
}
public IEnumerable <CloudBlobContainer> ListContainers(string prefix, ContainerListingDetails detailsIncluded, BlobRequestOptions options = null, OperationContext operationContext = null)
{
BlobRequestOptions modifiedOptions = BlobRequestOptions.ApplyDefaults(options, BlobType.Unspecified, this);
return(General.LazyEnumerable(
token =>
this.ListContainersSegmentedCore(prefix, detailsIncluded, null /* maxResults */, (BlobContinuationToken)token, modifiedOptions, operationContext),
long.MaxValue,
operationContext));
}
/// <summary>
/// Get a list of cloudblobcontainer in azure
/// </summary>
/// <param name="prefix">Container prefix</param>
/// <param name="detailsIncluded">Container listing details</param>
/// <param name="options">Blob request option</param>
/// <param name="operationContext">Operation context</param>
/// <returns>An enumerable collection of cloudblobcontainer</returns>
public ContainerResultSegment ListContainersSegmented(string prefix, ContainerListingDetails detailsIncluded, int?maxResults, BlobContinuationToken currentToken, BlobRequestOptions options, XSCL.OperationContext operationContext)
{
try
{
return(this.BlobClient.ListContainersSegmentedAsync(prefix, detailsIncluded, maxResults, currentToken, options, operationContext).Result);
}
catch (AggregateException e) when(e.InnerException is XSCL.StorageException)
{
throw e.InnerException;
}
}
public ICancellableAsyncResult BeginListContainersSegmented(string prefix, ContainerListingDetails detailsIncluded, int?maxResults, BlobContinuationToken continuationToken, BlobRequestOptions options, OperationContext operationContext, AsyncCallback callback, object state)
{
BlobRequestOptions modifiedOptions = BlobRequestOptions.ApplyDefaults(options, BlobType.Unspecified, this);
return(Executor.BeginExecuteAsync(
this.ListContainersImpl(prefix, detailsIncluded, continuationToken, maxResults, modifiedOptions),
modifiedOptions.RetryPolicy,
operationContext,
callback,
state));
}
/// <summary>
/// List containers by container name prefix
/// </summary>
/// <param name="prefix">Container name prefix</param>
/// <returns>An enumerable collection of cloudblobcontainer</returns>
internal IEnumerable <CloudBlobContainer> ListContainersByPrefix(string prefix)
{
ContainerListingDetails details = ContainerListingDetails.Metadata;
BlobRequestOptions requestOptions = null;
if (!NameUtil.IsValidContainerPrefix(prefix))
{
throw new ArgumentException(String.Format(Resources.InvalidContainerName, prefix));
}
IEnumerable <CloudBlobContainer> containers = Channel.ListContainers(prefix, details, requestOptions, OperationContext);
return(containers);
}
/// <summary>
/// Get a list of cloudblobcontainer in azure
/// </summary>
/// <param name="prefix">Container prefix</param>
/// <param name="detailsIncluded">Container listing details</param>
/// <param name="options">Blob request option</param>
/// <param name="operationContext">Operation context</param>
/// <returns>An enumerable collection of cloudblobcontainer</returns>
public IEnumerable <CloudBlobContainer> ListContainers(string prefix, ContainerListingDetails detailsIncluded, BlobRequestOptions options, OperationContext operationContext)
{
//https://ahmet.im/blog/azure-listblobssegmentedasync-listcontainerssegmentedasync-how-to/
BlobContinuationToken continuationToken = null;
var results = new List <CloudBlobContainer>();
do
{
var response = BlobClient.ListContainersSegmentedAsync(prefix, detailsIncluded, null, continuationToken, options, operationContext).Result;
continuationToken = response.ContinuationToken;
results.AddRange(response.Results);
} while (continuationToken != null);
return(results);
}
public static async Task<List<CloudBlobContainer>> ListContainersAsync(this CloudBlobClient client, ContainerListingDetails details)
{
BlobContinuationToken continuationToken = null;
BlobRequestOptions blobRequestOptions = new BlobRequestOptions();
OperationContext operationContext = new OperationContext();
List<CloudBlobContainer> results = new List<CloudBlobContainer>();
do
{
var response = await client.ListContainersSegmentedAsync(string.Empty, details, null, continuationToken, blobRequestOptions, operationContext);
continuationToken = response.ContinuationToken;
results.AddRange(response.Results);
}
while (continuationToken != null);
return results;
}
/// <summary>
/// List containers by container name pattern.
/// </summary>
/// <param name="name">Container name pattern</param>
/// <returns>An enumerable collection of cloudblob container</returns>
internal IEnumerable <CloudBlobContainer> ListContainersByName(string name)
{
ContainerListingDetails details = ContainerListingDetails.Metadata;
string prefix = string.Empty;
BlobRequestOptions requestOptions = null;
AccessCondition accessCondition = null;
if (String.IsNullOrEmpty(name) || WildcardPattern.ContainsWildcardCharacters(name))
{
IEnumerable <CloudBlobContainer> containers = Channel.ListContainers(prefix, details, requestOptions, OperationContext);
WildcardOptions options = WildcardOptions.IgnoreCase | WildcardOptions.Compiled;
WildcardPattern wildcard = null;
if (!string.IsNullOrEmpty(name))
{
wildcard = new WildcardPattern(name, options);
}
foreach (CloudBlobContainer container in containers)
{
if (null == wildcard || wildcard.IsMatch(container.Name))
{
yield return(container);
}
}
}
else
{
if (!NameUtil.IsValidContainerName(name))
{
throw new ArgumentException(String.Format(Resources.InvalidContainerName, name));
}
CloudBlobContainer container = Channel.GetContainerReference(name);
if (Channel.DoesContainerExist(container, requestOptions, OperationContext))
{
//fetch container attributes
Channel.FetchContainerAttributes(container, accessCondition, requestOptions, OperationContext);
yield return(container);
}
else
{
throw new ResourceNotFoundException(String.Format(Resources.ContainerNotFound, name));
}
}
}
public IObservable<AsyncCloudBlobContainer> ListContainers(string prefix, ContainerListingDetails detailsIncluded, int? maxResults, BlobRequestOptions options, OperationContext operationContext)
{
return Observable.Create<AsyncCloudBlobContainer>(
async (observer, ct) =>
{
var containerToken = new BlobContinuationToken();
while (containerToken != null)
{
var results = await ListContainersSegmented(prefix, detailsIncluded, maxResults, containerToken, options, operationContext, ct);
foreach (var result in results.Results)
{
observer.OnNext(new AsyncCloudBlobContainer(result));
}
containerToken = results.ContinuationToken;
}
});
}
/// <summary>
/// List containers by container name prefix
/// </summary>
/// <param name="prefix">Container name prefix</param>
/// <returns>An enumerable collection of cloudblobcontainer</returns>
internal IEnumerable <Tuple <CloudBlobContainer, BlobContinuationToken> > ListContainersByPrefix(string prefix, Func <CloudBlobContainer, bool> containerFilter = null)
{
ContainerListingDetails details = ContainerListingDetails.Metadata;
BlobRequestOptions requestOptions = RequestOptions;
if (!string.IsNullOrEmpty(prefix) && !NameUtil.IsValidContainerPrefix(prefix))
{
throw new ArgumentException(String.Format(Resources.InvalidContainerName, prefix));
}
int listCount = InternalMaxCount;
int MaxListCount = 5000;
int requestCount = MaxListCount;
int realListCount = 0;
BlobContinuationToken continuationToken = ContinuationToken;
do
{
requestCount = Math.Min(listCount, MaxListCount);
realListCount = 0;
ContainerResultSegment containerResult = Channel.ListContainersSegmented(prefix, details, requestCount, continuationToken, requestOptions, OperationContext);
foreach (CloudBlobContainer container in containerResult.Results)
{
if (containerFilter == null || containerFilter(container))
{
yield return(new Tuple <CloudBlobContainer, BlobContinuationToken>(container, containerResult.ContinuationToken));
realListCount++;
}
}
if (InternalMaxCount != int.MaxValue)
{
listCount -= realListCount;
}
continuationToken = containerResult.ContinuationToken;
}while (listCount > 0 && continuationToken != null);
}
/// <summary>
/// Get a list of cloudblobcontainer in azure
/// </summary>
/// <param name="prefix">Container prefix</param>
/// <param name="detailsIncluded">Container listing details</param>
/// <param name="options">Blob request option</param>
/// <param name="operationContext">Operation context</param>
/// <returns>An enumerable collection of cloudblobcontainer</returns>
public IEnumerable <CloudBlobContainer> ListContainers(string prefix, ContainerListingDetails detailsIncluded, BlobRequestOptions options = null, OperationContext operationContext = null)
{
if (string.IsNullOrEmpty(prefix))
{
return(ContainerList);
}
else
{
List <CloudBlobContainer> prefixContainerList = new List <CloudBlobContainer>();
foreach (CloudBlobContainer container in ContainerList)
{
if (container.Name.StartsWith(prefix))
{
prefixContainerList.Add(container);
}
}
return(prefixContainerList);
}
}
/// <summary>
/// Get a list of cloudblobcontainer in azure
/// </summary>
/// <param name="prefix">Container prefix</param>
/// <param name="detailsIncluded">Container listing details</param>
/// <param name="options">Blob request option</param>
/// <param name="operationContext">Operation context</param>
/// <returns>An enumerable collection of cloudblobcontainer</returns>
public IEnumerable<CloudBlobContainer> ListContainers(string prefix, ContainerListingDetails detailsIncluded, BlobRequestOptions options = null, OperationContext operationContext = null)
{
if (string.IsNullOrEmpty(prefix))
{
return ContainerList;
}
else
{
List<CloudBlobContainer> prefixContainerList = new List<CloudBlobContainer>();
foreach (CloudBlobContainer container in ContainerList)
{
if (container.Name.StartsWith(prefix))
{
prefixContainerList.Add(container);
}
}
return prefixContainerList;
}
}
/// <summary>
/// Get a list of cloudblobcontainer in azure
/// </summary>
/// <param name="prefix">Container prefix</param>
/// <param name="detailsIncluded">Container listing details</param>
/// <param name="options">Blob request option</param>
/// <param name="operationContext">Operation context</param>
/// <returns>An enumerable collection of cloudblobcontainer</returns>
public IEnumerable <CloudBlobContainer> ListContainers(string prefix, ContainerListingDetails detailsIncluded, BlobRequestOptions options, XSCL.OperationContext operationContext)
{
//https://ahmet.im/blog/azure-listblobssegmentedasync-listcontainerssegmentedasync-how-to/
BlobContinuationToken continuationToken = null;
var results = new List <CloudBlobContainer>();
do
{
try
{
var response = BlobClient.ListContainersSegmentedAsync(prefix, detailsIncluded, null, continuationToken, options, operationContext).Result;
continuationToken = response.ContinuationToken;
results.AddRange(response.Results);
}
catch (AggregateException e) when(e.InnerException is XSCL.StorageException)
{
throw e.InnerException;
}
} while (continuationToken != null);
return(results);
}
public Task<ContainerResultSegment> ListContainersSegmentedAsync(string prefix, ContainerListingDetails detailsIncluded, int? maxResults, BlobContinuationToken currentToken, BlobRequestOptions options, OperationContext operationContext)
{
return this.ListContainersSegmentedAsync(prefix, detailsIncluded, maxResults, currentToken, options, operationContext, CancellationToken.None);
}
/// <summary>
/// Get a list of cloudblobcontainer in azure
/// </summary>
/// <param name="prefix">Container prefix</param>
/// <param name="detailsIncluded">Container listing details</param>
/// <param name="options">Blob request option</param>
/// <param name="operationContext">Operation context</param>
/// <returns>An enumerable collection of cloudblobcontainer</returns>
public ContainerResultSegment ListContainersSegmented(string prefix, ContainerListingDetails detailsIncluded, int? maxResults, BlobContinuationToken currentToken, BlobRequestOptions options, OperationContext operationContext)
{
return blobClient.ListContainersSegmented(prefix, detailsIncluded, maxResults, currentToken, options, operationContext);
}
public virtual Task <ContainerResultSegment> ListContainersSegmentedAsync(string prefix, ContainerListingDetails detailsIncluded, int?maxResults, BlobContinuationToken currentToken, BlobRequestOptions options, OperationContext operationContext)
{
return(this.ListContainersSegmentedAsync(prefix, detailsIncluded, maxResults, currentToken, options, operationContext, CancellationToken.None));
}
public virtual async Task <ContainerResultSegment> ListContainersSegmentedAsync(string prefix, ContainerListingDetails detailsIncluded, int?maxResults, BlobContinuationToken currentToken, BlobRequestOptions options, OperationContext operationContext, CancellationToken cancellationToken)
{
BlobRequestOptions modifiedOptions = BlobRequestOptions.ApplyDefaults(options, BlobType.Unspecified, this);
ResultSegment <CloudBlobContainer> resultSegment = await Executor.ExecuteAsync(
this.ListContainersImpl(prefix, detailsIncluded, currentToken, maxResults, modifiedOptions),
modifiedOptions.RetryPolicy,
operationContext,
cancellationToken).ConfigureAwait(false);
return(new ContainerResultSegment(resultSegment.Results, (BlobContinuationToken)resultSegment.ContinuationToken));
}
/// <summary>
/// Constructs a web request to return a listing of all containers in this storage account.
/// </summary>
/// <param name="uri">A <see cref="System.Uri"/> specifying the Blob service endpoint.</param>
/// <param name="timeout">An integer specifying the server timeout interval.</param>
/// <param name="listingContext">A <see cref="ListingContext"/> object.</param>
/// <param name="detailsIncluded">A <see cref="ContainerListingDetails"/> enumeration value that indicates whether to return container metadata with the listing.</param>
/// <param name="operationContext">An <see cref="OperationContext"/> object that represents the context for the current operation.</param>
/// <returns>A web request for the specified operation.</returns>
public static HttpWebRequest List(Uri uri, int? timeout, ListingContext listingContext, ContainerListingDetails detailsIncluded, OperationContext operationContext)
{
return ContainerHttpWebRequestFactory.List(uri, timeout, listingContext, detailsIncluded, true /* useVersionHeader */, operationContext);
}
/// <summary>
/// Returns a result segment containing a collection of containers
/// whose names begin with the specified prefix.
/// </summary>
/// <param name="prefix">The container name prefix.</param>
/// <param name="detailsIncluded">A value that indicates whether to return container metadata with the listing.</param>
/// <param name="maxResults">A non-negative integer value that indicates the maximum number of results to be returned
/// in the result segment, up to the per-operation limit of 5000. If this value is null, the maximum possible number of results will be returned, up to 5000.</param>
/// <param name="continuationToken">A continuation token returned by a previous listing operation.</param>
/// <param name="options">A <see cref="BlobRequestOptions"/> object that specifies execution options, such as retry policy and timeout settings, for the operation.</param>
/// <param name="operationContext">An <see cref="OperationContext"/> object that represents the context for the current operation.</param>
/// <returns>A result segment of containers.</returns>
private ResultSegment<CloudBlobContainer> ListContainersSegmentedCore(string prefix, ContainerListingDetails detailsIncluded, int? maxResults, BlobContinuationToken continuationToken, BlobRequestOptions options, OperationContext operationContext)
{
return Executor.ExecuteSync(
this.ListContainersImpl(prefix, detailsIncluded, continuationToken, maxResults, options),
options.RetryPolicy,
operationContext);
}
/// <summary>
/// Core implementation for the ListContainers method.
/// </summary>
/// <param name="prefix">The container prefix.</param>
/// <param name="detailsIncluded">The details included.</param>
/// <param name="continuationToken">The continuation token.</param>
/// <param name="pagination">The pagination.</param>
/// <param name="setResult">The result report delegate.</param>
/// <returns>A <see cref="TaskSequence"/> that lists the containers.</returns>
private TaskSequence ListContainersImplCore(
string prefix,
ContainerListingDetails detailsIncluded,
ResultContinuation continuationToken,
ResultPagination pagination,
Action<ResultSegment<CloudBlobContainer>> setResult)
{
CommonUtils.AssertContinuationType(continuationToken, ResultContinuation.ContinuationType.Container);
ListingContext listingContext = new ListingContext(prefix, pagination.GetNextRequestPageSize())
{
Marker = continuationToken != null ? continuationToken.NextMarker : null
};
var containersList = new List<CloudBlobContainer>();
var request = ContainerRequest.List(this.BaseUri, this.Timeout.RoundUpToSeconds(), listingContext, detailsIncluded);
this.Credentials.SignRequest(request);
var listTask = request.GetResponseAsyncWithTimeout(this, this.Timeout);
yield return listTask;
string nextMarker;
using (var response = listTask.Result as HttpWebResponse)
{
ListContainersResponse listContainersResponse = ContainerResponse.List(response);
containersList.AddRange(listContainersResponse.Containers.Select((item) => new CloudBlobContainer(item.Attributes, this)));
nextMarker = listContainersResponse.NextMarker;
}
ResultContinuation newContinuationToken = new ResultContinuation() { NextMarker = nextMarker, Type = ResultContinuation.ContinuationType.Container };
ResultSegment.CreateResultSegment(
setResult,
containersList,
newContinuationToken,
pagination,
this.RetryPolicy,
(paginationArg, continuationArg, resultSegmentArg) =>
this.ListContainersImplCore(
prefix,
detailsIncluded,
continuationArg,
paginationArg,
resultSegmentArg));
}
/// <summary>
/// Implementation for the ListContainers method.
/// </summary>
/// <param name="prefix">The container prefix.</param>
/// <param name="detailsIncluded">The details included.</param>
/// <param name="continuationToken">The continuation token.</param>
/// <param name="maxResults">The maximum results to return.</param>
/// <param name="setResult">The result report delegate.</param>
/// <returns>A <see cref="TaskSequence"/> that lists the containers.</returns>
private TaskSequence ListContainersImpl(
string prefix,
ContainerListingDetails detailsIncluded,
ResultContinuation continuationToken,
int? maxResults,
Action<ResultSegment<CloudBlobContainer>> setResult)
{
ResultPagination pagination = new ResultPagination(maxResults.GetValueOrDefault());
return this.ListContainersImplCore(prefix, detailsIncluded, continuationToken, pagination, setResult);
}
/// <summary>
/// Begins an asynchronous request to return a result segment containing a collection of containers
/// whose names begin with the specified prefix.
/// </summary>
/// <param name="prefix">The container name prefix.</param>
/// <param name="detailsIncluded">A value that indicates whether to return container metadata with the listing.</param>
/// <param name="maxResults">A non-negative integer value that indicates the maximum number of results to be returned
/// in the result segment, up to the per-operation limit of 5000. If this value is zero, the maximum possible number of results will be returned, up to 5000.</param>
/// <param name="continuationToken">A continuation token returned by a previous listing operation.</param>
/// <param name="callback">The callback delegate that will receive notification when the asynchronous operation completes.</param>
/// <param name="state">A user-defined object that will be passed to the callback delegate.</param>
/// <returns>An <see cref="IAsyncResult"/> that references the asynchronous operation.</returns>
public IAsyncResult BeginListContainersSegmented(
string prefix,
ContainerListingDetails detailsIncluded,
int maxResults,
ResultContinuation continuationToken,
AsyncCallback callback,
object state)
{
return TaskImplHelper.BeginImplWithRetry<ResultSegment<CloudBlobContainer>>(
(setResult) => this.ListContainersImpl(prefix, detailsIncluded, continuationToken, maxResults, setResult),
this.RetryPolicy,
callback,
state);
}
/// <summary>
/// Begins an asynchronous request to return a result segment containing a collection of containers
/// whose names begin with the specified prefix.
/// </summary>
/// <param name="prefix">The container name prefix.</param>
/// <param name="detailsIncluded">A value that indicates whether to return container metadata with the listing.</param>
/// <param name="callback">The callback delegate that will receive notification when the asynchronous operation completes.</param>
/// <param name="state">A user-defined object that will be passed to the callback delegate.</param>
/// <returns>An <see cref="IAsyncResult"/> that references the asynchronous operation.</returns>
public IAsyncResult BeginListContainersSegmented(string prefix, ContainerListingDetails detailsIncluded, AsyncCallback callback, object state)
{
return this.BeginListContainersSegmented(prefix, detailsIncluded, 0, null, callback, state);
}
/// <summary>
/// Returns a result segment containing a collection of containers
/// whose names begin with the specified prefix.
/// </summary>
/// <param name="prefix">The container name prefix.</param>
/// <param name="detailsIncluded">A value that indicates whether to return container metadata with the listing.</param>
/// <param name="maxResults">A non-negative integer value that indicates the maximum number of results to be returned
/// in the result segment, up to the per-operation limit of 5000. If this value is zero, the maximum possible number of results will be returned, up to 5000.</param>
/// <param name="continuationToken">A continuation token returned by a previous listing operation.</param>
/// <returns>A result segment of containers.</returns>
public ResultSegment<CloudBlobContainer> ListContainersSegmented(
string prefix,
ContainerListingDetails detailsIncluded,
int maxResults,
ResultContinuation continuationToken)
{
return TaskImplHelper.ExecuteImplWithRetry<ResultSegment<CloudBlobContainer>>(
(setResult) => this.ListContainersImpl(prefix, detailsIncluded, continuationToken, maxResults, setResult),
this.RetryPolicy);
}
/// <summary>
/// Returns an enumerable collection of containers whose names
/// begin with the specified prefix and that are retrieved lazily.
/// </summary>
/// <param name="prefix">The container name prefix.</param>
/// <param name="detailsIncluded">A value that indicates whether to return container metadata with the listing.</param>
/// <returns>An enumerable collection of containers that are retrieved lazily.</returns>
public IEnumerable<CloudBlobContainer> ListContainers(string prefix, ContainerListingDetails detailsIncluded)
{
return CommonUtils.LazyEnumerateSegmented<CloudBlobContainer>(
(setResult) => this.ListContainersImpl(prefix, detailsIncluded, null, null, setResult),
this.RetryPolicy);
}
/// <summary>
/// Core implementation for the ListContainers method.
/// </summary>
/// <param name="prefix">The container prefix.</param>
/// <param name="detailsIncluded">The details included.</param>
/// <param name="currentToken">The continuation token.</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="options">A <see cref="BlobRequestOptions"/> object that specifies execution options, such as retry policy and timeout settings, for the operation.</param>
/// <returns>A <see cref="TaskSequence"/> that lists the containers.</returns>
private RESTCommand<ResultSegment<CloudBlobContainer>> ListContainersImpl(string prefix, ContainerListingDetails detailsIncluded, BlobContinuationToken currentToken, int? maxResults, BlobRequestOptions options)
{
ListingContext listingContext = new ListingContext(prefix, maxResults)
{
Marker = currentToken != null ? currentToken.NextMarker : null
};
RESTCommand<ResultSegment<CloudBlobContainer>> getCmd = new RESTCommand<ResultSegment<CloudBlobContainer>>(this.Credentials, this.StorageUri);
options.ApplyToStorageCommand(getCmd);
getCmd.CommandLocationMode = CommonUtility.GetListingLocationMode(currentToken);
getCmd.RetrieveResponseStream = true;
getCmd.Handler = this.AuthenticationHandler;
getCmd.BuildClient = HttpClientFactory.BuildHttpClient;
getCmd.BuildRequest = (cmd, uri, builder, cnt, serverTimeout, ctx) => ContainerHttpRequestMessageFactory.List(uri, serverTimeout, listingContext, detailsIncluded, 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(() =>
{
ListContainersResponse listContainersResponse = new ListContainersResponse(cmd.ResponseStream);
List<CloudBlobContainer> containersList = listContainersResponse.Containers.Select(item => new CloudBlobContainer(item.Properties, item.Metadata, item.Name, this)).ToList();
BlobContinuationToken continuationToken = null;
if (listContainersResponse.NextMarker != null)
{
continuationToken = new BlobContinuationToken()
{
NextMarker = listContainersResponse.NextMarker,
TargetLocation = cmd.CurrentResult.TargetLocation,
};
}
return new ResultSegment<CloudBlobContainer>(containersList)
{
ContinuationToken = continuationToken,
};
});
};
return getCmd;
}
private RESTCommand <ResultSegment <CloudBlobContainer> > ListContainersImpl(string prefix, ContainerListingDetails detailsIncluded, BlobContinuationToken currentToken, int?maxResults, BlobRequestOptions options)
{
throw new System.NotImplementedException();
}
/// <summary>
/// Constructs a web request to return a listing of all containers in this storage account.
/// </summary>
/// <param name="uri">A <see cref="System.Uri"/> specifying the Blob service endpoint.</param>
/// <param name="timeout">An integer specifying the server timeout interval.</param>
/// <param name="listingContext">A <see cref="ListingContext"/> object.</param>
/// <param name="detailsIncluded">A <see cref="ContainerListingDetails"/> enumeration value that indicates whether to return container metadata with the listing.</param>
/// <param name="operationContext">An <see cref="OperationContext"/> object that represents the context for the current operation.</param>
/// <returns>A web request for the specified operation.</returns>
public static HttpWebRequest List(Uri uri, int?timeout, ListingContext listingContext, ContainerListingDetails detailsIncluded, OperationContext operationContext)
{
return(ContainerHttpWebRequestFactory.List(uri, timeout, listingContext, detailsIncluded, true /* useVersionHeader */, operationContext));
}
/// <summary>
/// list all the existing containers
/// </summary>
/// <returns>a list of cloudblobcontainer object</returns>
public List <CloudBlobContainer> GetExistingContainers()
{
ContainerListingDetails details = ContainerListingDetails.All;
return(client.ListContainers(string.Empty, details).ToList());
}
/// <summary>
/// Constructs a web request to return a listing of all containers in this storage account.
/// </summary>
/// <param name="uri">A <see cref="System.Uri"/> specifying the Blob service endpoint.</param>
/// <param name="timeout">An integer specifying the server timeout interval.</param>
/// <param name="listingContext">A <see cref="ListingContext"/> object.</param>
/// <param name="detailsIncluded">A <see cref="ContainerListingDetails"/> enumeration value that indicates whether to return container metadata with the listing.</param>
/// <param name="useVersionHeader">A flag indicating whether to set the x-ms-version HTTP header.</param>
/// <param name="operationContext">An <see cref="OperationContext"/> object that represents the context for the current operation.</param>
/// <returns>A web request for the specified operation.</returns>
public static HttpWebRequest List(Uri uri, int?timeout, ListingContext listingContext, ContainerListingDetails detailsIncluded, bool useVersionHeader, OperationContext operationContext)
{
UriQueryBuilder builder = new UriQueryBuilder();
builder.Add(Constants.QueryConstants.Component, "list");
if (listingContext != null)
{
if (listingContext.Prefix != null)
{
builder.Add("prefix", listingContext.Prefix);
}
if (listingContext.Marker != null)
{
builder.Add("marker", listingContext.Marker);
}
if (listingContext.MaxResults.HasValue)
{
builder.Add("maxresults", listingContext.MaxResults.ToString());
}
}
if ((detailsIncluded & ContainerListingDetails.Metadata) != 0)
{
builder.Add("include", "metadata");
}
HttpWebRequest request = HttpWebRequestFactory.CreateWebRequest(WebRequestMethods.Http.Get, uri, timeout, builder, useVersionHeader, operationContext);
return(request);
}
/// <summary>
/// Core implementation for the ListContainers method.
/// </summary>
/// <param name="prefix">The container prefix.</param>
/// <param name="detailsIncluded">The details included.</param>
/// <param name="currentToken">The continuation token.</param>
/// <param name="maxResults">A non-negative integer value that indicates the maximum number of results to be returned
/// in the result segment, up to the per-operation limit of 5000. If this value is null, the maximum possible number of results will be returned, up to 5000.</param>
/// <param name="options">A <see cref="BlobRequestOptions"/> object that specifies any additional options for the request.</param>
/// <returns>A <see cref="ResultSegment{T}"/> that lists the containers.</returns>
private RESTCommand<ResultSegment<CloudBlobContainer>> ListContainersImpl(string prefix, ContainerListingDetails detailsIncluded, BlobContinuationToken currentToken, int? maxResults, BlobRequestOptions options)
{
ListingContext listingContext = new ListingContext(prefix, maxResults)
{
Marker = currentToken != null ? currentToken.NextMarker : null
};
RESTCommand<ResultSegment<CloudBlobContainer>> getCmd = new RESTCommand<ResultSegment<CloudBlobContainer>>(this.Credentials, this.BaseUri);
getCmd.ApplyRequestOptions(options);
getCmd.RetrieveResponseStream = true;
getCmd.BuildRequestDelegate = (uri, builder, serverTimeout, ctx) => ContainerHttpWebRequestFactory.List(uri, serverTimeout, listingContext, detailsIncluded, ctx);
getCmd.SignRequest = this.AuthenticationHandler.SignRequest;
getCmd.PreProcessResponse = (cmd, resp, ex, ctx) => HttpResponseParsers.ProcessExpectedStatusCodeNoException(HttpStatusCode.OK, resp, null /* retVal */, cmd, ex, ctx);
getCmd.PostProcessResponse = (cmd, resp, ex, ctx) =>
{
ListContainersResponse listContainersResponse = new ListContainersResponse(cmd.ResponseStream);
List<CloudBlobContainer> containersList = new List<CloudBlobContainer>(
listContainersResponse.Containers.Select(item => new CloudBlobContainer(item.Properties, item.Metadata, item.Name, this)));
BlobContinuationToken continuationToken = null;
if (listContainersResponse.NextMarker != null)
{
continuationToken = new BlobContinuationToken()
{
NextMarker = listContainersResponse.NextMarker,
};
}
return new ResultSegment<CloudBlobContainer>(containersList)
{
ContinuationToken = continuationToken,
};
};
return getCmd;
}
/// <summary>
/// Constructs a web request to return a listing of all containers in this storage account.
/// </summary>
/// <param name="uri">The absolute URI for the account.</param>
/// <param name="timeout">The server timeout interval.</param>
/// <param name="listingContext">A set of parameters for the listing operation.</param>
/// <param name="detailsIncluded">Additional details to return with the listing.</param>
/// <returns>A web request for the specified operation.</returns>
public static StorageRequestMessage List(Uri uri, int?timeout, ListingContext listingContext, ContainerListingDetails detailsIncluded, HttpContent content, OperationContext operationContext, ICanonicalizer canonicalizer, StorageCredentials credentials)
{
UriQueryBuilder builder = new UriQueryBuilder();
builder.Add(Constants.QueryConstants.Component, "list");
if (listingContext != null)
{
if (listingContext.Prefix != null)
{
builder.Add("prefix", listingContext.Prefix);
}
if (listingContext.Marker != null)
{
builder.Add("marker", listingContext.Marker);
}
if (listingContext.MaxResults.HasValue)
{
builder.Add("maxresults", listingContext.MaxResults.ToString());
}
}
if ((detailsIncluded & ContainerListingDetails.Metadata) != 0)
{
builder.Add("include", "metadata");
}
StorageRequestMessage request = HttpRequestMessageFactory.CreateRequestMessage(HttpMethod.Get, uri, timeout, builder, content, operationContext, canonicalizer, credentials);
return(request);
}
/// <summary>
/// Returns an enumerable collection of the blobs in the container that are retrieved asynchronously.
/// </summary>
/// <param name="blobClient">Cloud blob client.</param>
/// <param name="prefix">The blob name prefix.</param>
/// <param name="detailsIncluded">A value that indicates whether to return container metadata with the listing.</param>
/// <param name="maxResults">
/// A non-negative integer value that indicates the maximum number of results to be returned
/// in the result segment, up to the per-operation limit of 5000. If this value is null, the maximum possible number of results will be returned, up to 5000.
/// </param>
/// <param name="cancellationToken">Cancellation token.</param>
/// <returns>
/// An enumerable collection of objects that implement <see cref="T:Microsoft.WindowsAzure.Storage.Blob.IListBlobItem" /> that are retrieved.
/// </returns>
public static Task<List<CloudBlobContainer>> ListContainersAsync(
this CloudBlobClient blobClient,
string prefix,
ContainerListingDetails detailsIncluded,
int? maxResults,
CancellationToken cancellationToken = default (CancellationToken))
{
return ListContainersImplAsync(blobClient, new List<CloudBlobContainer>(), prefix, detailsIncluded, maxResults, null, cancellationToken);
}
/// <summary>
/// Get a list of cloudblobcontainer in azure
/// </summary>
/// <param name="prefix">Container prefix</param>
/// <param name="detailsIncluded">Container listing details</param>
/// <param name="options">Blob request option</param>
/// <param name="operationContext">Operation context</param>
/// <returns>An enumerable collection of cloudblobcontainer</returns>
public ContainerResultSegment ListContainersSegmented(string prefix, ContainerListingDetails detailsIncluded, int?maxResults, BlobContinuationToken currentToken, BlobRequestOptions options, OperationContext operationContext)
{
return(this.BlobClient.ListContainersSegmented(prefix, detailsIncluded, maxResults, currentToken, options, operationContext));
}
/// <summary>
/// Core implementation for the ListContainers method.
/// </summary>
/// <param name="prefix">The container prefix.</param>
/// <param name="detailsIncluded">The details included.</param>
/// <param name="currentToken">The continuation token.</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="options">A <see cref="BlobRequestOptions"/> object that specifies execution options, such as retry policy and timeout settings, for the operation.</param>
/// <returns>A <see cref="TaskSequence"/> that lists the containers.</returns>
private RESTCommand <ResultSegment <CloudBlobContainer> > ListContainersImpl(string prefix, ContainerListingDetails detailsIncluded, BlobContinuationToken currentToken, int?maxResults, BlobRequestOptions options)
{
ListingContext listingContext = new ListingContext(prefix, maxResults)
{
Marker = currentToken != null ? currentToken.NextMarker : null
};
RESTCommand <ResultSegment <CloudBlobContainer> > getCmd = new RESTCommand <ResultSegment <CloudBlobContainer> >(this.Credentials, this.StorageUri, this.HttpClient);
options.ApplyToStorageCommand(getCmd);
getCmd.CommandLocationMode = CommonUtility.GetListingLocationMode(currentToken);
getCmd.RetrieveResponseStream = true;
getCmd.BuildRequest = (cmd, uri, builder, cnt, serverTimeout, ctx) => ContainerHttpRequestMessageFactory.List(uri, serverTimeout, listingContext, detailsIncluded, cnt, ctx, this.GetCanonicalizer(), this.Credentials);
getCmd.PreProcessResponse = (cmd, resp, ex, ctx) => HttpResponseParsers.ProcessExpectedStatusCodeNoException(HttpStatusCode.OK, resp, null /* retVal */, cmd, ex);
getCmd.PostProcessResponseAsync = async(cmd, resp, ctx, ct) =>
{
ListContainersResponse listContainersResponse = await ListContainersResponse.ParseAsync(cmd.ResponseStream, ct).ConfigureAwait(false);
List <CloudBlobContainer> containersList = listContainersResponse.Containers.Select(item => new CloudBlobContainer(item.Properties, item.Metadata, item.Name, this)).ToList();
BlobContinuationToken continuationToken = null;
if (listContainersResponse.NextMarker != null)
{
continuationToken = new BlobContinuationToken()
{
NextMarker = listContainersResponse.NextMarker,
TargetLocation = cmd.CurrentResult.TargetLocation,
};
}
return(new ResultSegment <CloudBlobContainer>(containersList)
{
ContinuationToken = continuationToken,
});
};
return(getCmd);
}
/// <summary>
/// Get a list of cloudblobcontainer in azure
/// </summary>
/// <param name="prefix">Container prefix</param>
/// <param name="detailsIncluded">Container listing details</param>
/// <param name="options">Blob request option</param>
/// <param name="operationContext">Operation context</param>
/// <returns>An enumerable collection of cloudblobcontainer</returns>
public IEnumerable <CloudBlobContainer> ListContainers(string prefix, ContainerListingDetails detailsIncluded, BlobRequestOptions options, OperationContext operationContext)
{
return(blobClient.ListContainers(prefix, detailsIncluded, options, operationContext));
}
/// <summary>
/// Constructs a web request to return a listing of all containers in this storage account.
/// </summary>
/// <param name="uri">The absolute URI for the account.</param>
/// <param name="timeout">The server timeout interval.</param>
/// <param name="listingContext">A set of parameters for the listing operation.</param>
/// <param name="detailsIncluded">Additional details to return with the listing.</param>
/// <returns>A web request for the specified operation.</returns>
public static HttpWebRequest List(Uri uri, int timeout, ListingContext listingContext, ContainerListingDetails detailsIncluded)
{
UriQueryBuilder builder = new UriQueryBuilder();
builder.Add(Constants.QueryConstants.Component, "list");
if (listingContext != null)
{
if (listingContext.Prefix != null)
{
builder.Add("prefix", listingContext.Prefix);
}
if (listingContext.Marker != null)
{
builder.Add("marker", listingContext.Marker);
}
if (listingContext.MaxResults != null)
{
builder.Add("maxresults", listingContext.MaxResults.ToString());
}
}
if ((detailsIncluded & ContainerListingDetails.Metadata) != 0)
{
builder.Add("include", "metadata");
}
HttpWebRequest request = CreateWebRequest(uri, timeout, builder);
request.Method = "GET";
return(request);
}
public IAsyncOperation <ContainerResultSegment> ListContainersSegmentedAsync(string prefix, ContainerListingDetails detailsIncluded, int?maxResults, BlobContinuationToken currentToken, BlobRequestOptions options, OperationContext operationContext)
{
return(AsyncInfo.Run(async(token) =>
{
BlobRequestOptions modifiedOptions = BlobRequestOptions.ApplyDefaults(options, BlobType.Unspecified, this);
ResultSegment <CloudBlobContainer> resultSegment = await Executor.ExecuteAsync(
this.ListContainersImpl(prefix, detailsIncluded, currentToken, maxResults, modifiedOptions),
modifiedOptions.RetryPolicy,
operationContext,
token);
return new ContainerResultSegment(resultSegment.Results, (BlobContinuationToken)resultSegment.ContinuationToken);
}));
}
/// <summary>
/// Get a list of cloudblobcontainer in azure
/// </summary>
/// <param name="prefix">Container prefix</param>
/// <param name="detailsIncluded">Container listing details</param>
/// <param name="options">Blob request option</param>
/// <param name="operationContext">Operation context</param>
/// <returns>An enumerable collection of cloudblobcontainer</returns>
public IEnumerable<CloudBlobContainer> ListContainers(string prefix, ContainerListingDetails detailsIncluded, BlobRequestOptions options, OperationContext operationContext)
{
return blobClient.ListContainers(prefix, detailsIncluded, options, operationContext);
}
/// <summary>
/// Get a list of cloudblobcontainer in azure
/// </summary>
/// <param name="prefix">Container prefix</param>
/// <param name="detailsIncluded">Container listing details</param>
/// <param name="options">Blob request option</param>
/// <param name="operationContext">Operation context</param>
/// <returns>An enumerable collection of cloudblobcontainer</returns>
public ContainerResultSegment ListContainersSegmented(string prefix, ContainerListingDetails detailsIncluded, int? maxResults, BlobContinuationToken currentToken, BlobRequestOptions options, OperationContext operationContext)
{
throw new NotImplementedException("Can not create a ContainerResultSegment object");
}
public Task<ContainerResultSegment> ListContainersSegmentedAsync(string prefix, ContainerListingDetails detailsIncluded, int? maxResults, BlobContinuationToken currentToken, BlobRequestOptions options, OperationContext operationContext, CancellationToken cancellationToken)
{
return Task.Run(async () =>
{
BlobRequestOptions modifiedOptions = BlobRequestOptions.ApplyDefaults(options, BlobType.Unspecified, this);
ResultSegment<CloudBlobContainer> resultSegment = await Executor.ExecuteAsync(
this.ListContainersImpl(prefix, detailsIncluded, currentToken, maxResults, modifiedOptions),
modifiedOptions.RetryPolicy,
operationContext,
cancellationToken);
return new ContainerResultSegment(resultSegment.Results, (BlobContinuationToken)resultSegment.ContinuationToken);
}, cancellationToken);
}
/// <summary>
/// Returns a result segment containing a collection of containers whose names begin with the specified prefix asynchronously.
/// </summary>
/// <param name="blobClient">Cloud blob client.</param>
/// <param name="prefix">The container name prefix.</param>
/// <param name="detailsIncluded">A value that indicates whether to return container metadata with the listing.</param>
/// <param name="maxResults">
/// A non-negative integer value that indicates the maximum number of results to be returned
/// in the result segment, up to the per-operation limit of 5000. If this value is null, the maximum possible number of results will be returned, up to 5000.
/// </param>
/// <param name="continuationToken">
/// A <see cref="T:Microsoft.WindowsAzure.Storage.Blob.BlobContinuationToken" /> returned by a previous listing operation.
/// </param>
/// <param name="cancellationToken">Cancellation token.</param>
/// <returns>
/// A result segment of containers.
/// </returns>
public static Task<ContainerResultSegment> ListContainersSegmentedAsync(
this CloudBlobClient blobClient,
string prefix,
ContainerListingDetails detailsIncluded,
int? maxResults,
BlobContinuationToken continuationToken,
CancellationToken cancellationToken = default (CancellationToken))
{
ICancellableAsyncResult asyncResult = blobClient.BeginListContainersSegmented(prefix, detailsIncluded, maxResults, continuationToken, null, null, null, null);
CancellationTokenRegistration registration = cancellationToken.Register(p => asyncResult.Cancel(), null);
return Task<ContainerResultSegment>.Factory.FromAsync(
asyncResult,
result =>
{
registration.Dispose();
return blobClient.EndListContainersSegmented(result);
});
}
public virtual Task <ContainerResultSegment> ListContainersSegmentedAsync(string prefix, ContainerListingDetails detailsIncluded, int?maxResults, BlobContinuationToken currentToken, BlobRequestOptions options, OperationContext operationContext, CancellationToken cancellationToken)
{
throw new System.NotImplementedException();
}
/// <summary>
/// Returns a result segment containing a collection of containers
/// whose names begin with the specified prefix.
/// </summary>
/// <param name="prefix">The container name prefix.</param>
/// <param name="detailsIncluded">A value that indicates whether to return container metadata with the listing.</param>
/// <param name="maxResults">A non-negative integer value that indicates the maximum number of results to be returned
/// in the result segment, up to the per-operation limit of 5000. If this value is null, the maximum possible number of results will be returned, up to 5000.</param>
/// <param name="continuationToken">A continuation token returned by a previous listing operation.</param>
/// <param name="options">A <see cref="BlobRequestOptions"/> object that specifies execution options, such as retry policy and timeout settings, for the operation.</param>
/// <param name="operationContext">An <see cref="OperationContext"/> object that represents the context for the current operation.</param>
/// <returns>A result segment of containers.</returns>
private ResultSegment <CloudBlobContainer> ListContainersSegmentedCore(string prefix, ContainerListingDetails detailsIncluded, int?maxResults, BlobContinuationToken continuationToken, BlobRequestOptions options, OperationContext operationContext)
{
return(Executor.ExecuteSync(
this.ListContainersImpl(prefix, detailsIncluded, continuationToken, maxResults, options),
options.RetryPolicy,
operationContext));
}
public override Task <ContainerResultSegment> ListContainersSegmentedAsync(string prefix, ContainerListingDetails detailsIncluded, int?maxResults, BlobContinuationToken currentToken, BlobRequestOptions options, OperationContext operationContext)
{
throw new NotImplementedException();
}
/// <summary>
/// Core implementation for the ListContainers method.
/// </summary>
/// <param name="prefix">The container prefix.</param>
/// <param name="detailsIncluded">The details included.</param>
/// <param name="currentToken">The continuation token.</param>
/// <param name="maxResults">A non-negative integer value that indicates the maximum number of results to be returned
/// in the result segment, up to the per-operation limit of 5000. If this value is null, the maximum possible number of results will be returned, up to 5000.</param>
/// <param name="options">A <see cref="BlobRequestOptions"/> object that specifies any additional options for the request.</param>
/// <returns>A <see cref="ResultSegment{T}"/> that lists the containers.</returns>
private RESTCommand <ResultSegment <CloudBlobContainer> > ListContainersImpl(string prefix, ContainerListingDetails detailsIncluded, BlobContinuationToken currentToken, int?maxResults, BlobRequestOptions options)
{
ListingContext listingContext = new ListingContext(prefix, maxResults)
{
Marker = currentToken != null ? currentToken.NextMarker : null
};
RESTCommand <ResultSegment <CloudBlobContainer> > getCmd = new RESTCommand <ResultSegment <CloudBlobContainer> >(this.Credentials, this.BaseUri);
getCmd.ApplyRequestOptions(options);
getCmd.RetrieveResponseStream = true;
getCmd.BuildRequestDelegate = (uri, builder, serverTimeout, ctx) => ContainerHttpWebRequestFactory.List(uri, serverTimeout, listingContext, detailsIncluded, ctx);
getCmd.SignRequest = this.AuthenticationHandler.SignRequest;
getCmd.PreProcessResponse = (cmd, resp, ex, ctx) => HttpResponseParsers.ProcessExpectedStatusCodeNoException(HttpStatusCode.OK, resp, null /* retVal */, cmd, ex, ctx);
getCmd.PostProcessResponse = (cmd, resp, ex, ctx) =>
{
ListContainersResponse listContainersResponse = new ListContainersResponse(cmd.ResponseStream);
List <CloudBlobContainer> containersList = new List <CloudBlobContainer>(
listContainersResponse.Containers.Select(item => new CloudBlobContainer(item.Properties, item.Metadata, item.Name, this)));
BlobContinuationToken continuationToken = null;
if (listContainersResponse.NextMarker != null)
{
continuationToken = new BlobContinuationToken()
{
NextMarker = listContainersResponse.NextMarker,
};
}
return(new ResultSegment <CloudBlobContainer>(containersList)
{
ContinuationToken = continuationToken,
});
};
return(getCmd);
}
/// <summary>
/// Constructs a web request to return a listing of all containers in this storage account.
/// </summary>
/// <param name="uri">The absolute URI for the account.</param>
/// <param name="timeout">The server timeout interval.</param>
/// <param name="listingContext">A set of parameters for the listing operation.</param>
/// <param name="detailsIncluded">Additional details to return with the listing.</param>
/// <returns>A web request for the specified operation.</returns>
public static HttpRequestMessage List(Uri uri, int? timeout, ListingContext listingContext, ContainerListingDetails detailsIncluded, HttpContent content, OperationContext operationContext)
{
UriQueryBuilder builder = new UriQueryBuilder();
builder.Add(Constants.QueryConstants.Component, "list");
if (listingContext != null)
{
if (listingContext.Prefix != null)
{
builder.Add("prefix", listingContext.Prefix);
}
if (listingContext.Marker != null)
{
builder.Add("marker", listingContext.Marker);
}
if (listingContext.MaxResults != null)
{
builder.Add("maxresults", listingContext.MaxResults.ToString());
}
}
if ((detailsIncluded & ContainerListingDetails.Metadata) != 0)
{
builder.Add("include", "metadata");
}
HttpRequestMessage request = HttpRequestMessageFactory.CreateRequestMessage(HttpMethod.Get, uri, timeout, builder, content, operationContext);
return request;
}
/// <summary>
/// Constructs a web request to return a listing of all containers in this storage account.
/// </summary>
/// <param name="uri">The absolute URI for the account.</param>
/// <param name="timeout">The server timeout interval.</param>
/// <param name="listingContext">A set of parameters for the listing operation.</param>
/// <param name="detailsIncluded">Additional details to return with the listing.</param>
/// <returns>A web request for the specified operation.</returns>
public static HttpWebRequest List(Uri uri, int timeout, ListingContext listingContext, ContainerListingDetails detailsIncluded)
{
UriQueryBuilder builder = new UriQueryBuilder();
builder.Add(Constants.QueryConstants.Component, "list");
if (listingContext != null)
{
if (listingContext.Prefix != null)
{
builder.Add("prefix", listingContext.Prefix);
}
if (listingContext.Marker != null)
{
builder.Add("marker", listingContext.Marker);
}
if (listingContext.MaxResults != null)
{
builder.Add("maxresults", listingContext.MaxResults.ToString());
}
}
if ((detailsIncluded & ContainerListingDetails.Metadata) != 0)
{
builder.Add("include", "metadata");
}
HttpWebRequest request = CreateWebRequest(uri, timeout, builder);
request.Method = "GET";
return request;
}
public ContainerResultSegment ListContainersSegmented(string prefix, ContainerListingDetails detailsIncluded, int? maxResults, BlobContinuationToken currentToken, BlobRequestOptions options = null, OperationContext operationContext = null)
{
BlobRequestOptions modifiedOptions = BlobRequestOptions.ApplyDefaults(options, BlobType.Unspecified, this);
ResultSegment<CloudBlobContainer> resultSegment = this.ListContainersSegmentedCore(prefix, detailsIncluded, maxResults, currentToken, modifiedOptions, operationContext);
return new ContainerResultSegment(resultSegment.Results, (BlobContinuationToken)resultSegment.ContinuationToken);
}
/// <summary>
/// Returns an enumerable collection of BlobContainer.
/// </summary>
/// <param name="prefix">A string containing the container name prefix.</param>
/// <param name="detailsIncluded">A Microsoft.WindowsAzure.Storage.Blob.ContainerListingDetails enumeration value that indicates whether to return container metadata with the listing.</param>
/// <returns>List of BlobContainer.</returns>
public List <BlobContainer> ListContainers(string prefix = null, ContainerListingDetails detailsIncluded = ContainerListingDetails.None)
{
var containers = this._cloudBlobClient.ListContainers(prefix, detailsIncluded);
return(containers.Select(i => new BlobContainer(i)).ToList());
}
public ICancellableAsyncResult BeginListContainersSegmented(string prefix, ContainerListingDetails detailsIncluded, int? maxResults, BlobContinuationToken continuationToken, BlobRequestOptions options, OperationContext operationContext, AsyncCallback callback, object state)
{
BlobRequestOptions modifiedOptions = BlobRequestOptions.ApplyDefaults(options, BlobType.Unspecified, this);
return Executor.BeginExecuteAsync(
this.ListContainersImpl(prefix, detailsIncluded, continuationToken, maxResults, modifiedOptions),
modifiedOptions.RetryPolicy,
operationContext,
callback,
state);
}
/// <summary>
/// Get a list of cloudblobcontainer in azure
/// </summary>
/// <param name="prefix">Container prefix</param>
/// <param name="detailsIncluded">Container listing details</param>
/// <param name="options">Blob request option</param>
/// <param name="operationContext">Operation context</param>
/// <returns>An enumerable collection of cloudblobcontainer</returns>
public ContainerResultSegment ListContainersSegmented(string prefix, ContainerListingDetails detailsIncluded, int?maxResults, BlobContinuationToken currentToken, BlobRequestOptions options, OperationContext operationContext)
{
throw new NotImplementedException("Can not create a ContainerResultSegment object");
}
public IEnumerable<CloudBlobContainer> ListContainers(string prefix, ContainerListingDetails detailsIncluded, BlobRequestOptions options = null, OperationContext operationContext = null)
{
BlobRequestOptions modifiedOptions = BlobRequestOptions.ApplyDefaults(options, BlobType.Unspecified, this);
return General.LazyEnumerable(
token =>
this.ListContainersSegmentedCore(prefix, detailsIncluded, null /* maxResults */, (BlobContinuationToken)token, modifiedOptions, operationContext),
long.MaxValue,
operationContext);
}
public Task<ContainerResultSegment> ListContainersSegmentedAsync(string prefix, ContainerListingDetails detailsIncluded, int? maxResults, BlobContinuationToken continuationToken, BlobRequestOptions options, OperationContext operationContext, CancellationToken cancellationToken)
{
return AsyncExtensions.TaskFromApm(this.BeginListContainersSegmented, this.EndListContainersSegmented, prefix, detailsIncluded, maxResults, continuationToken, options, operationContext, cancellationToken);
}
/// <summary>
/// Constructs a web request to return a listing of all containers in this storage account.
/// </summary>
/// <param name="uri">A <see cref="System.Uri"/> specifying the Blob service endpoint.</param>
/// <param name="timeout">An integer specifying the server timeout interval.</param>
/// <param name="listingContext">A <see cref="ListingContext"/> object.</param>
/// <param name="detailsIncluded">A <see cref="ContainerListingDetails"/> enumeration value that indicates whether to return container metadata with the listing.</param>
/// <param name="useVersionHeader">A boolean value indicating whether to set the <i>x-ms-version</i> HTTP header.</param>
/// <param name="operationContext">An <see cref="OperationContext"/> object that represents the context for the current operation.</param>
/// <returns>A web request for the specified operation.</returns>
public static HttpWebRequest List(Uri uri, int? timeout, ListingContext listingContext, ContainerListingDetails detailsIncluded, bool useVersionHeader, OperationContext operationContext)
{
UriQueryBuilder builder = new UriQueryBuilder();
builder.Add(Constants.QueryConstants.Component, "list");
if (listingContext != null)
{
if (listingContext.Prefix != null)
{
builder.Add("prefix", listingContext.Prefix);
}
if (listingContext.Marker != null)
{
builder.Add("marker", listingContext.Marker);
}
if (listingContext.MaxResults.HasValue)
{
builder.Add("maxresults", listingContext.MaxResults.ToString());
}
}
if ((detailsIncluded & ContainerListingDetails.Metadata) != 0)
{
builder.Add("include", "metadata");
}
HttpWebRequest request = HttpWebRequestFactory.CreateWebRequest(WebRequestMethods.Http.Get, uri, timeout, builder, useVersionHeader, operationContext);
return request;
}
/// <summary>
/// Returns an enumerable collection of the blobs in the container that are retrieved asynchronously.
/// </summary>
/// <param name="blobClient">Cloud blob client.</param>
/// <param name="cloudContainers">List of cloud containers.</param>
/// <param name="prefix">The blob name prefix.</param>
/// <param name="detailsIncluded">A value that indicates whether to return container metadata with the listing.</param>
/// <param name="maxResults">
/// A non-negative integer value that indicates the maximum number of results to be returned
/// in the result segment, up to the per-operation limit of 5000. If this value is null, the maximum possible number of results will be returned, up to 5000.
/// </param>
/// <param name="continuationToken">Continuation token.</param>
/// <param name="cancellationToken">Cancellation token.</param>
/// <returns>
/// An enumerable collection of objects that implement <see cref="T:Microsoft.WindowsAzure.Storage.Blob.IListBlobItem" /> that are retrieved.
/// </returns>
private static Task<List<CloudBlobContainer>> ListContainersImplAsync(
this CloudBlobClient blobClient,
List<CloudBlobContainer> cloudContainers,
string prefix,
ContainerListingDetails detailsIncluded,
int? maxResults,
BlobContinuationToken continuationToken,
CancellationToken cancellationToken = default (CancellationToken))
{
return blobClient
.ListContainersSegmentedAsync(prefix, detailsIncluded, maxResults, continuationToken, cancellationToken)
.Then(result =>
{
cancellationToken.ThrowIfCancellationRequested();
cloudContainers.AddRange(result.Results);
// Checks whether maxresults entities has been received
if (maxResults.HasValue && cloudContainers.Count >= maxResults.Value)
{
return TaskHelpers.FromResult(cloudContainers.Take(maxResults.Value).ToList());
}
// Checks whether enumeration has been completed
if (result.ContinuationToken != null)
{
return ListContainersImplAsync(blobClient, cloudContainers, prefix, detailsIncluded, maxResults, result.ContinuationToken, cancellationToken);
}
return TaskHelpers.FromResult(cloudContainers);
});
}
