HttpCacheAgeControl HttpCacheAgeControl HttpCacheAgeControl HttpCacheAgeControl Enum

Definition

Specifies the meaning of time values that control caching behavior for resources obtained using HttpWebRequest objects.

public enum class HttpCacheAgeControl
public enum HttpCacheAgeControl
type HttpCacheAgeControl = 
Public Enum HttpCacheAgeControl
Inheritance
HttpCacheAgeControlHttpCacheAgeControlHttpCacheAgeControlHttpCacheAgeControl

Fields

MaxAge MaxAge MaxAge MaxAge 2

Content can be taken from the cache until it is older than the age specified with this value.

MaxAgeAndMaxStale MaxAgeAndMaxStale MaxAgeAndMaxStale MaxAgeAndMaxStale 6

MaxAge and MaxStale.

MaxAgeAndMinFresh MaxAgeAndMinFresh MaxAgeAndMinFresh MaxAgeAndMinFresh 3

MaxAge and MinFresh.

MaxStale MaxStale MaxStale MaxStale 4

Content can be taken from the cache after it has expired, until the time specified with this value elapses.

MinFresh MinFresh MinFresh MinFresh 1

Content can be taken from the cache if the time remaining before expiration is greater than or equal to the time specified with this value.

None None None None 0

For internal use only. The Framework will throw an ArgumentException if you try to use this member.

Examples

The following code example creates a policy based on MaxAgeAndMinFresh.

static HttpRequestCachePolicy^ CreateFreshAndAgePolicy( TimeSpan freshMinimum, TimeSpan ageMaximum )
{
   HttpRequestCachePolicy^ policy = gcnew HttpRequestCachePolicy( HttpCacheAgeControl::MaxAgeAndMinFresh,
       ageMaximum, freshMinimum );
   Console::WriteLine( policy );
   return policy;
}
public static HttpRequestCachePolicy CreateFreshAndAgePolicy(TimeSpan freshMinimum, TimeSpan ageMaximum)
{
    HttpRequestCachePolicy policy = 
        new HttpRequestCachePolicy(HttpCacheAgeControl.MaxAgeAndMinFresh, ageMaximum, freshMinimum); 
    Console.WriteLine(policy.ToString());
    return policy; 
}

Remarks

This enumeration is used by members of the HttpRequestCachePolicy class to configure the time values for cache policies.

Applies to

See also