private int SaveChanges()
{
return(UnitOfWork.TransactionEnabled ? 0 : UnitOfWork.SaveChanges());
}
/// <summary>
/// 更新实体对象
/// </summary>
/// <param name="entity">更新后的实体对象</param>
/// <returns>操作影响的行数</returns>
public int Update(TEntity entity)
{
entity.CheckNotNull("entity");
((DbContext)UnitOfWork).Update <TEntity, TKey>(entity);
return(UnitOfWork.SaveChanges());
}