public static void UpdateValue(string key, string value)
{
//invalidate the cache value for the key
IDatabase cache = CacheService.Connection.GetDatabase();
cache.KeyDelete(key);
//update the value in the datasource
FakeDataSource.UpdateValueToDataSource(key, value);
}
public static string GetValue(string key)
{
string value = string.Empty;
//get the value from the cache
IDatabase cache = CacheService.Connection.GetDatabase();
RedisValue valueInCache = cache.StringGet(key);
if (valueInCache.HasValue) //value is in the cache
{
value = valueInCache.ToString();
}
else //value is not in the cache
{
//get value from datasource
value = FakeDataSource.GetValueFromDataSource(key);
//set value in cache
cache.StringSet(key, value);
}
return(value);
}