using System;

using System.Collections.Generic;

namespace SmartStore.Core.Caching

{

/// <summary>

/// Cache holder interface

/// </summary>

public interface ICache

{

/// <summary>

/// Gets all entries in the cache

/// </summary>

IEnumerable<KeyValuePair<string, object>> Entries { get; }

/// <summary>

/// Gets a cache item associated with the specified key

/// </summary>

/// <param name="key">The cache item key</param>

/// <returns>Cached item value</returns>

object Get(string key);

/// <summary>

/// Adds the cache item with the specified key

/// </summary>

/// <param name="key">Key</param>

/// <param name="data">Data</param>

/// <param name="cacheTime">Cache time in minutes</param>

void Set(string key, object value, int? cacheTime);

/// <summary>

/// Gets a value indicating whether an item associated with the specified key exists in the cache

/// </summary>

/// <param name="key">key</param>

/// <returns>Result</returns>

bool Contains(string key);

/// <summary>

/// Removes the value with the specified key from the cache

/// </summary>

/// <param name="key">/key</param>

void Remove(string key);

/// <summary>

/// Gets a value indicating whether reads and writes to this cache should be thread safe

/// </summary>

bool IsSingleton { get; }

}

}