static DBDataSourceHelper()
{
try
{
//获取数据源类型
string strDBType = ConfigurationManager.AppSettings["DBType"];
if (string.IsNullOrWhiteSpace(strDBType))
{
strDBType = "MySql";
}
s_dbDataSource = ObjectFactoryHelper.CreateInstance <IDBDataSource>(strDBType + "DBDataSource", "DBDataSource", true);
}
catch (Exception ex)
{
string strMessage = SysLogHelper.GetErrorLogInfo(ex, true);
SysLogHelper.LogMessage("DataSourceHelper.Static", strMessage, LogLevel.Error);
}
}
/// <summary>
/// 功能：加载组件
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="configInfo"></param>
/// <returns></returns>
public static T Load <T>(JsonConfigInfo configInfo)
{
var componentTypeName = configInfo.GetString("_type");
if (componentTypeName == null)
{
var message = $"无法加载组件:{typeof(T).FullName}配置文件中缺少 _type 属性";
SysLogHelper.LogMessage("CacheHelper.Load", message, LogLevel.Error, WriteLogType.FileLog);
throw new ArgumentOutOfRangeException(message);
}
var classNameArray = componentTypeName.Split(new[] { "." }, StringSplitOptions.RemoveEmptyEntries);
if (classNameArray.Length == 1)
{
var message = $"无法加载组件:{typeof(T).FullName}配置文件中缺少 _type 属性,缺少命名空间:{componentTypeName}";
SysLogHelper.LogMessage("CacheHelper.Load", message, LogLevel.Error, WriteLogType.FileLog);
throw new ArgumentOutOfRangeException(message);
}
var @namespace = string.Join(".", classNameArray.Take(classNameArray.Length - 1));
var className = classNameArray.Last();
var target = ObjectFactoryHelper.CreateInstance <T>(className, @namespace, true);
if (target == null)
{
var componentType = Type.GetType(componentTypeName);
target = (T)Activator.CreateInstance(componentType);
}
JsonConvert.PopulateObject(configInfo.Itemes.ToString(), target);
var component = target as IComponent;
if (component != null)
{
component.Init();
}
return(target);
}
/// <summary>
/// 功能：创建缓存实例
/// </summary>
/// <param name="csType">缓存策略类别</param>
/// <returns>缓存实例</returns>
public static ICacheStrategy CreateCacheStrategy(CacheStrategyType csType)
{
return(ObjectFactoryHelper.CreateInstance <ICacheStrategy>(csType + "CacheStrategy", "CacheStrategy", true));
}
/// <summary>
/// 功能:创建数据源实例
/// </summary>
/// <param name="dbType">数据源类型</param>
/// <returns>数据源实例</returns>
public static IDBDataSource CreateDataSource(DBDataSourceType dbType)
{
return(ObjectFactoryHelper.CreateInstance <IDBDataSource>(dbType + "DBDataSource", "DBDataSource", true));
}