Programming the Cache API

namespace Microsoft.ApplicationServer.Caching{ public sealed class DataCacheFactory :

IDisposable { public DataCacheFactory(); public DataCacheFactory(

DataCacheFactoryConfiguration configuration);

public void Dispose(); public DataCache GetCache(

string cacheName); public DataCache GetDefaultCache(); }}

<dataCacheClient>

DataCacheFactoryConfiguration

<?xml version="1.0"?><configuration><configSections><!-- required to read the <dataCacheClient> element --><section name="dataCacheClient" type="Microsoft.ApplicationServer.Caching.DataCacheClientSection, Microsoft.ApplicationServer.Caching.Core, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" /></configSections><dataCacheClient><hosts><host name="Demo2010a" cachePort="22233" /></hosts></dataCacheClient></configuration>

public DataCacheItemVersion Add(string key, object value);public DataCacheItemVersion Add(string key, object value, TimeSpan timeout);

public DataCacheItemVersion Put(string key, object value);public DataCacheItemVersion Put(string key, object value, TimeSpan timeout);

Parameter description

key Key of item in the distributed cache

value Value of object stored in the cache (serialized)

timeout How long before the item should expire

//create DataCacheFactory based on config filevar dcf = new DataCacheFactory();

//get the cache named "TestCache"var cache = dcf.GetCache("TestCache");

//Add an item called "Test" - throws if existscache.Add("Test", new Data {TheData = "Test" });

//Put an item called "Test2" - overwrites if existscache.Put("Test2", new Data { TheData = "Test2" });

//Get "Test3" - add if not in cache (cache-aside)var test3 = cache.Get("Test3") as Data;

if (test3 == null){ test3 = new Data {TheData = "Test3" }; cache.Add("Test3", test3);}

<?xml version="1.0"?><configuration><configSections><!-- required to read the <dataCacheClient> element --><section name="dataCacheClient" type="Microsoft.ApplicationServer.Caching.DataCacheClientSection, Microsoft.ApplicationServer.Caching.Core, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" /></configSections><dataCacheClient>

<localCache isEnabled="true"

sync="TimeoutBased" objectCount="100000"

ttlValue="300" /><hosts><host name="Demo2010a" cachePort="22233" /></hosts></dataCacheClient></configuration>