},System.Boolean)} },System.Boolean)}

RelativeTimeDownloadExtensions.DownloadUrl(IBlobCache, string, HttpMethod, TimeSpan, IEnumerable>?, bool) method¶

Defined in

Type: RelativeTimeDownloadExtensions Namespace: Akavache Assembly: Akavache.HttpDownloader.dll

Applies to

net10.0, net10.0-tvos26.0, net10.0-maccatalyst26.0, net10.0-browserwasm1.0, net10.0-desktop1.0, net10.0-android36.0, net10.0-ios26.0, net10.0-windows10.0.19041, net10.0-macos26.0, net9.0, net9.0-windows10.0.19041, net9.0-browserwasm1.0, net9.0-desktop1.0, net8.0, net8.0-windows10.0.19041, net8.0-ios17.5, net8.0-maccatalyst17.5, net8.0-macos14.2, net8.0-macos14.5, net8.0-tvos17.2, netstandard2.1, net481, net462

Overloads¶

1. public static IObservable<byte[]> DownloadUrl(this IBlobCache blobCache, string url, HttpMethod httpMethod, TimeSpan expiration, IEnumerable<KeyValuePair<string, string>>? headers = null, bool fetchAlways = false)
2. public static IObservable<byte[]> DownloadUrl(this IBlobCache blobCache, Uri url, HttpMethod httpMethod, TimeSpan expiration, IEnumerable<KeyValuePair<string, string>>? headers = null, bool fetchAlways = false)

1. Overload¶

public static IObservable<byte[]> DownloadUrl(this IBlobCache blobCache, string url, HttpMethod httpMethod, TimeSpan expiration, IEnumerable<KeyValuePair<string, string>>? headers = null, bool fetchAlways = false)

View source

Summary: Downloads data from the specified URL if it is not already in the cache, with expiration based on a relative time span.

Parameters

Name	Type	Description
`blobCache`	[IBlobCache](#	The blob cache to store the downloaded data.
`url`	string	The URL to download if not already in the cache.
`httpMethod`	HttpMethod	The HTTP method to use for the request.
`expiration`	TimeSpan	A time span that will be added to the current time to determine expiration.
`headers = null`	IEnumerable>?	Optional HTTP headers to include in the request.
`fetchAlways = false`	bool	A value indicating whether to always fetch from the web, bypassing the cache.

Returns: IObservable -- An observable that emits the downloaded data when available.

2. Overload¶

public static IObservable<byte[]> DownloadUrl(this IBlobCache blobCache, Uri url, HttpMethod httpMethod, TimeSpan expiration, IEnumerable<KeyValuePair<string, string>>? headers = null, bool fetchAlways = false)

View source

Summary: Downloads data from the specified URL if it is not already in the cache, with expiration based on a relative time span.

Parameters

Name	Type	Description
`blobCache`	[IBlobCache](#	The blob cache to store the downloaded data.
`url`	Uri	The URL to download if not already in the cache.
`httpMethod`	HttpMethod	The HTTP method to use for the request.
`expiration`	TimeSpan	A time span that will be added to the current time to determine expiration.
`headers = null`	IEnumerable>?	Optional HTTP headers to include in the request.
`fetchAlways = false`	bool	A value indicating whether to always fetch from the web, bypassing the cache.

Returns: IObservable -- An observable that emits the downloaded data when available.