/// <summary>
/// Retrieve an item
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="key"></param>
/// <param name="result"></param>
public bool Get <T>(string key, out SimpleStoreItem <T> result)
{
result = null;
var storeFilePath = new FileInfo(this.GetDestinationPath(key));
if (!storeFilePath.Exists)
{
return(false);
}
var contents = File.ReadAllText(storeFilePath.FullName, Encoding.UTF8);
var restored = JsonConvert.DeserializeObject <SimpleStoreItem <T> >(contents);
if (restored.Ttl > 0 && restored.Created.AddMinutes(restored.Ttl) < DateTime.UtcNow)
{
File.Delete(storeFilePath.FullName);
return(false);
}
restored.StorePath = storeFilePath.FullName;
result = restored;
return(true);
}
/// <summary>
/// Store an item
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="key"></param>
/// <param name="data"></param>
/// <param name="ttl">Time to live for the item in minutes. Default to 0 - no expiration.</param>
public void Set <T>(string key, T data, int ttl = 0)
{
var cacheItem = new SimpleStoreItem <T>();
cacheItem.Created = DateTime.UtcNow;
cacheItem.Ttl = ttl;
cacheItem.Data = data;
cacheItem.Key = key;
cacheItem.StorePath = this.GetDestinationPath(key);
string serialized = JsonConvert.SerializeObject(cacheItem, Formatting.Indented);
File.WriteAllText(cacheItem.StorePath, serialized, Encoding.UTF8);
}
