/// <summary> /// Sets the properties of a queue. /// </summary> /// <param name="properties">The queue's properties to set.</param> /// <returns>true if the properties were successfully written to the queue.</returns> public abstract bool SetProperties(QueueProperties properties);
private static QueueProperties GetPropertiesFromHeaders(HttpWebResponse response)
{
QueueProperties properties = new QueueProperties();
int prefixLength = StorageHttpConstants.HeaderNames.PrefixForMetadata.Length;
foreach (string key in response.Headers.AllKeys)
{
if (key.Equals(StorageHttpConstants.HeaderNames.ApproximateMessagesCount, StringComparison.OrdinalIgnoreCase))
{
properties.ApproximateMessageCount = Convert.ToInt32(response.Headers[key], CultureInfo.InvariantCulture);
}
else if (key.StartsWith(StorageHttpConstants.HeaderNames.PrefixForMetadata, StringComparison.OrdinalIgnoreCase))
{
if (properties.Metadata == null)
{
properties.Metadata = new NameValueCollection();
}
properties.Metadata.Add(key.Substring(prefixLength), response.Headers[key]);
}
}
return properties;
}
/// <summary> /// Sets the properties of a queue. /// </summary> /// <param name="properties">The queue's properties to set.</param> /// <returns>true if the properties were successfully written to the queue.</returns> public abstract bool SetProperties(QueueProperties properties);
public override bool SetProperties(QueueProperties properties)
{
if (properties == null)
{
throw new ArgumentNullException("properties");
}
bool result = false;
RetryPolicy(() =>
{
NameValueCollection col = new NameValueCollection();
col.Add(StorageHttpConstants.QueryParams.QueryParamComp, StorageHttpConstants.CompConstants.Metadata);
ResourceUriComponents uriComponents;
Uri uri = CreateRequestUri(null, col, out uriComponents);
HttpWebRequest request = CreateHttpRequest(uri, StorageHttpConstants.HttpMethod.Put, properties.Metadata);
_credentials.SignRequest(request, uriComponents);
try
{
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
{
if (response.StatusCode == HttpStatusCode.NoContent)
{
result = true;
}
else
{
Utilities.ProcessUnexpectedStatusCode(response);
}
response.Close();
}
}
catch (WebException we)
{
throw Utilities.TranslateWebException(we);
}
});
return result;
}
public override int ApproximateCount()
{
QueueProperties props = GetProperties();
return(props.ApproximateMessageCount);
}
