/// <summary>从提供者和连接字符串猜测数据库处理器</summary>
/// <param name="connStr"></param>
/// <param name="provider"></param>
/// <returns></returns>
internal static Type GetProviderType(String connStr, String provider)
{
if (!String.IsNullOrEmpty(provider))
{
//Type type = XCodeService.ResolveType<IDatabase>(m => "" + m.Identity != "" && GetDefault((DatabaseType)m.Identity).Support(provider));
//if (type != null) return type;
foreach (var item in XCodeService.Container.ResolveAllMaps(typeof(IDatabase)))
{
if ("" + item.Identity == "")
{
continue;
}
var db = item.Instance as IDatabase;
if (db != null && db.Support(provider))
{
return(item.ImplementType);
}
}
var type = TypeX.GetType(provider, true);
if (type != null)
{
XCodeService.Register <IDatabase>(type, provider);
}
return(type);
}
else
{
// 这里的默认值来自于上面Reg里面的最后那个
return(XCodeService.ResolveType <IDatabase>(String.Empty));
}
}
/// <summary>建立数据表对象</summary>
/// <returns></returns>
internal static IDataTable CreateTable()
{
return(XCodeService.CreateTable());
}
/// <summary>创建指定类型的实体访问器</summary>
/// <param name="kind"></param>
/// <returns></returns>
public static IEntityAccessor Create(EntityAccessorTypes kind)
{
//return Create(kind);
return(XCodeService.Resolve <IEntityAccessor>(kind));
}
/// <summary>创建指定类型的实体访问器</summary>
/// <param name="name"></param>
/// <returns></returns>
public static IEntityAccessor Create(String name)
{
return(XCodeService.Resolve <IEntityAccessor>(Enum.Parse(typeof(EntityAccessorTypes), name)));
}
/// <summary>建立数据表对象</summary> /// <returns></returns> internal static IDataTable CreateTable() => XCodeService.CreateTable();
