/// <summary>
/// 为指定的仓库加载所有的仓库扩展类。
/// </summary>
/// <param name="repository"></param>
private void AddExtensions(EntityRepository repository)
{
var list = new List <IRepositoryExt>();
this.LoadAllExtensions();
//把对该类及它的基类的扩展都加入进来。
var baseTypes = TypeHelper.GetHierarchy(repository.GetType(), typeof(EntityRepositoryQueryBase)).Reverse().ToArray();
foreach (var baseType in baseTypes)
{
List <Type> extList = null;
if (this._extByType.TryGetValue(baseType, out extList))
{
foreach (var extType in extList)
{
var ext = this.CreateInstanceProxy(extType) as IRepositoryExt;
list.Add(ext);
(ext as IRepositoryExtInternal).BindRepository(repository);
}
}
}
repository.Extensions = new ReadOnlyCollection <IRepositoryExt>(list);
}
/// <summary>
/// 把一个 Linq 查询转换为 IQuery 查询。
/// </summary>
/// <param name="queryable"></param>
/// <returns></returns>
protected IQuery ConvertToQuery(IQueryable queryable)
{
if (queryable.Provider != Repo.RdbDataProvider.LinqProvider)
{
throw new InvalidProgramException(string.Format("查询所属的仓库类型应该是 {0}。", Repo.GetType()));
}
var expression = queryable.Expression;
expression = Evaluator.PartialEval(expression);
var builder = new EntityQueryBuilder(this.Repo);
var query = builder.BuildQuery(expression);
return(query);
}
/// <summary>
/// 为指定的仓库加载所有的仓库扩展类。
/// </summary>
/// <param name="repository"></param>
private void AddExtensions(EntityRepository repository)
{
var list = new List<IRepositoryExt>();
this.LoadAllExtensions();
//把对该类及它的基类的扩展都加入进来。
var baseTypes = TypeHelper.GetHierarchy(repository.GetType(), typeof(EntityRepositoryQueryBase)).Reverse().ToArray();
foreach (var baseType in baseTypes)
{
List<Type> extList = null;
if (this._extByType.TryGetValue(baseType, out extList))
{
foreach (var extType in extList)
{
var ext = CreateExt(extType);
list.Add(ext);
(ext as IRepositoryExtInternal).BindRepository(repository);
}
}
}
repository.Extensions = new ReadOnlyCollection<IRepositoryExt>(list);
}
