/// <summary>
/// 远程缓存容器，提供了相关的基本操作
/// </summary>
/// <param name="category">分类名称</param>
/// <param name="proxy">远程缓存代理器</param>
/// <exception cref="ArgumentNullException">参数不空为能</exception>
public RemoteCacheContainer(string category, IRemoteCacheProxy <K, V> proxy)
{
if (string.IsNullOrEmpty(category))
{
throw new ArgumentNullException(nameof(category));
}
if (proxy == null)
{
throw new ArgumentNullException(nameof(proxy));
}
_innerContainer = new CacheContainer <K, V>(category);
_innerContainer.CacheExpired += CacheExpired;
_proxy = proxy;
_proxy.LocalContainer = _innerContainer;
}
/// <summary>
/// 租借一个新的远程缓存容器
/// </summary>
/// <typeparam name="K">缓存key类型</typeparam>
/// <typeparam name="V">缓存对象类型</typeparam>
/// <param name="category">分类名称</param>
/// <param name="proxy">远程缓存代理器</param>
/// <returns>返回远程缓存容器</returns>
/// <exception cref="ArgumentNullException">参数不能为空</exception>
public ICacheContainer <K, V> Rent <K, V>(string category, IRemoteCacheProxy <K, V> proxy)
{
if (string.IsNullOrEmpty(category))
{
throw new ArgumentNullException(nameof(category));
}
if (proxy == null)
{
throw new ArgumentNullException("proxy");
}
lock (_lockObj)
{
//already has this container.
if (_containers.ContainsKey(category))
{
return(null);
}
IRemoteCacheContainer <K, V> container = new RemoteCacheContainer <K, V>(category, proxy);
_containers.Add(category, container);
return(container);
}
}
