DXYCommonHelper/ConfigHelper.cs

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    using System;
using System.Configuration;

namespace DXYCommonHelper
{
	/// <summary>
	/// web.config操作类
    /// Copyright (C) Maticsoft
	/// </summary>
	public sealed class ConfigHelper
	{
		/// <summary>
		/// 得到AppSettings中的配置字符串信息
		/// </summary>
		/// <param name="key"></param>
		/// <returns></returns>
		public static string GetConfigString(string key)
		{
            string CacheKey = "AppSettings-" + key;
            object objModel = DataCache.GetCache(CacheKey);
            if (objModel == null)
            {
                try
                {
                    objModel = ConfigurationManager.AppSettings[key]; 
                    if (objModel != null)
                    {                        
                        DataCache.SetCache(CacheKey, objModel, DateTime.Now.AddMinutes(180), TimeSpan.Zero);
                    }
                }
                catch
                { }
            }
            return objModel.ToString();
		}

		/// <summary>
		/// 得到AppSettings中的配置Bool信息
		/// </summary>
		/// <param name="key"></param>
		/// <returns></returns>
		public static bool GetConfigBool(string key)
		{
			bool result = false;
			string cfgVal = GetConfigString(key);
			if(null != cfgVal && string.Empty != cfgVal)
			{
				try
				{
					result = bool.Parse(cfgVal);
				}
				catch(FormatException)
				{
					// Ignore format exceptions.
				}
			}
			return result;
		}
		/// <summary>
		/// 得到AppSettings中的配置Decimal信息