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【CSharp】缓存处理类

作者:dezai / 发布于2013/12/31/ 544

Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->using System;

using System.Data;

using System.Configuration;

using System.Web;

using System.Web.Caching;



/// <summary>

///缓存操作

///Date:2010-11-04

///created by zhouxg

/// </summary>

public class CacheHelper<T> where T : new()

{

  public CacheHelper()

  {

    //

    //TODO: 在此处添加构造函数逻辑

    //

  }

  /// <summary>

  /// 创建缓存

  /// </summary>

  /// <param name="_key"></param>

  /// <param name="ce"></param>

  /// <returns></returns>

  public bool InsertCache(string _key, T t)

  {

    try

    {

      if (HttpRuntime.Cache.Get(_key) == null)

        HttpRuntime.Cache.Insert(_key, t, null, DateTime.Now.AddMinutes(double.Parse(ConfigurationManager.AppSettings["CheckCodeTime"])), Cache.NoSlidingExpiration);

      else

        return false;

    }

    catch { return false; }

    return true;

  }



  /// <summary>

  /// 获取缓存

  /// </summary>

  /// <param name="_key"></param>

  /// <returns></returns>

  public T GetCache(string _key)

  {

    if (HttpRuntime.Cache.Get(_key) != null)

      return (T)HttpRuntime.Cache.Get(_key);

    else

      return default(T);

  }



  /// <summary>

  /// 移除缓存

  /// </summary>

  /// <param name="_key"></param>

  /// <returns></returns>

  public bool RemoveCache(string _key)

  {

    try

    {

      if (HttpRuntime.Cache.Get(_key) != null)

        HttpRuntime.Cache.Remove(_key);

    }

    catch { return false; }

    return true;

  }

｝

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　缓存　

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