PostSharp 6.9 / / Post­Sharp Documentation / API Reference / Post­Sharp.​Patterns.​Caching.​Implementation Namespace / Caching­Backend Class / Caching­Backend Methods / Caching­Backend.​Contains­Item­Async Method

CachingBackend.ContainsItemAsync Method

Asynchronously determines whether the cache contains an item of a given key.

Namespace:  PostSharp.Patterns.Caching.Implementation
Assembly:  PostSharp.Patterns.Caching (in PostSharp.Patterns.Caching.dll) Version: 6.9.1.0 (6.9.1.0)
Syntax
C#
Copy
public Task<bool> ContainsItemAsync(
	string key,
	CancellationToken cancellationToken = null
)

Parameters

key
Type: System.String
The key of the cache item.
cancellationToken (Optional)
Type: System.Threading.CancellationToken
A CancellationToken.

Return Value

Type: Task<Boolean>
A Task that evaluates to true if the cache contains an item whose key is key, otherwise false.
See Also