/// <summary>根据主键数组删除数据</summary>
/// <param name="keys"></param>
/// <returns>是否删除成功</returns>
public virtual Boolean[] Delete(Object[] keys)
{
if (keys == null)
{
return(null);
}
if (keys.Length < 1)
{
return(new Boolean[0]);
}
var rs = new Boolean[keys.Length];
for (int i = 0; i < keys.Length; i++)
{
var entity = Facotry.FindByKey(keys[i]);
if (entity != null)
{
entity.Delete();
rs[i] = true;
}
}
return(rs);
}
/// <summary>检查在指定时间后更新过的数据</summary>
/// <param name="last"></param>
/// <param name="start"></param>
/// <param name="max"></param>
/// <returns></returns>
public virtual ISyncMasterEntity[] GetAllUpdated(DateTime last, Int32 start, Int32 max)
{
var name = LastUpdateName;
var where = String.IsNullOrEmpty(name) ? null : Facotry.MakeCondition(LastUpdateName, last, ">");
var list = Facotry.FindAll(where, null, null, start, max);
if (list == null || list.Count < 1)
{
return(null);
}
// 如果实体类实现了该接口，则返回
if (Facotry.Default is ISyncMasterEntity)
{
var rs = new ISyncMasterEntity[list.Count];
for (int i = 0; i < list.Count; i++)
{
rs[i] = list[i] as ISyncMasterEntity;
}
return(rs);
}
// 否则采用内置实现
else
{
var rs = new ISyncMasterEntity[list.Count];
for (int i = 0; i < list.Count; i++)
{
rs[i] = new SyncMasterEntity(this, list[i]);
}
return(rs);
}
}
/// <summary>获取指定时间后更新过的数据数量</summary>
/// <param name="last"></param>
/// <returns></returns>
public virtual Int32 GetAllUpdatedCount(DateTime last)
{
var name = LastUpdateName;
var where = String.IsNullOrEmpty(name) ? null : Facotry.MakeCondition(LastUpdateName, last, ">");
return(Facotry.FindCount(where, null, null, 0, 0));
}
public void Test(string productName)
{
var product = Facotry.Make(productName);
product.ShouldNotBeNull();
product.Name.ShouldBe(productName);
}
/// <summary>创建一个空白实体</summary>
/// <returns></returns>
public virtual ISyncMasterEntity Create()
{
var entity = Facotry.Create();
if (entity is ISyncMasterEntity)
{
return(entity as ISyncMasterEntity);
}
else
{
return(new SyncMasterEntity(this, entity));
}
}
/// <summary>检查在指定时间后更新过的数据</summary>
/// <param name="last"></param>
/// <param name="start"></param>
/// <param name="max"></param>
/// <returns></returns>
public virtual ISyncMasterEntity[] GetAllUpdated(DateTime last, Int32 start, Int32 max)
{
FieldItem fi = Facotry.Table.FindByName(LastUpdateName);
//var where = fi == null ? null : fi > last;
var where = new WhereExpression();
if (fi != null)
{
where &= fi > last;
}
var list = Facotry.FindAll(where, null, null, start, max);
if (list == null || list.Count < 1)
{
return(null);
}
// 如果实体类实现了该接口，则返回
if (Facotry.Default is ISyncMasterEntity)
{
var rs = new ISyncMasterEntity[list.Count];
for (var i = 0; i < list.Count; i++)
{
rs[i] = list[i] as ISyncMasterEntity;
}
return(rs);
}
// 否则采用内置实现
else
{
var rs = new ISyncMasterEntity[list.Count];
for (var i = 0; i < list.Count; i++)
{
rs[i] = new SyncMasterEntity(this, list[i]);
}
return(rs);
}
}
/// <summary>根据主键数组检查数据是否仍然存在</summary>
/// <param name="keys"></param>
/// <returns>是否存在</returns>
public virtual Boolean[] CheckExists(Object[] keys)
{
if (keys == null)
{
return(null);
}
if (keys.Length < 1)
{
return(new Boolean[0]);
}
var rs = new Boolean[keys.Length];
for (Int32 i = 0; i < keys.Length; i++)
{
var entity = Facotry.FindByKey(keys[i]);
if (entity != null)
{
rs[i] = true;
}
}
return(rs);
}
/// <summary>获取指定时间后更新过的数据数量</summary>
/// <param name="last"></param>
/// <returns></returns>
public virtual Int64 GetAllUpdatedCount(DateTime last)
{
var fi = Facotry.Table.FindByName(LastUpdateName);
return(Facotry.FindCount(fi > last, null, null, 0, 0));
}
public void TestError()
{
Assert.Throws <ArgumentNullException>(() => Facotry.Make(null));
Assert.Throws <ArgumentException>(() => Facotry.Make("Nothing"));
}