/// <summary>
/// ExtendMethod: 批量修改符合条件的实体对象的某些属性值
/// </summary>
/// <typeparam name="TEntity">实体类型</typeparam>
/// <param name="dbOperator">实体数据操作对象</param>
/// <param name="model">存储所有待修改的实体统一修改的属性值</param>
/// <param name="entities">实体数据源</param>
/// <returns>被修改值的实体元素数量</returns>
public static int SetAll <TEntity>(this IDbOperator <TEntity> dbOperator, object model, IDbQuery <TEntity> entities)
where TEntity : class
{
//非空检查
Check.ArgumentNull(dbOperator, nameof(dbOperator));
Check.ArgumentNull(model, nameof(model));
Check.ArgumentNull(entities, nameof(entities));
//执行批量修改
return(dbOperator.SaveAll(ExtendDbOperator.GetSetParameters(model), entities));
}
/// <summary>
/// ExtendMethod: 批量修改符合条件的实体对象的某些属性值
/// </summary>
/// <typeparam name="TEntity">实体类型</typeparam>
/// <param name="dbOperator">实体数据操作对象</param>
/// <param name="model">存储所有待修改的实体统一修改的属性值</param>
/// <param name="predicates">修改条件表达式数组</param>
/// <returns>被修改值的实体元素数量</returns>
public static int SetAll <TEntity>(this IDbOperator <TEntity> dbOperator, object model, params Expression <Func <TEntity, bool> >[] predicates)
where TEntity : class
{
//非空检查
Check.ArgumentNull(dbOperator, nameof(dbOperator));
Check.ArgumentNull(model, nameof(model));
//获取待修改的实体数据源
IDbQuery <TEntity> entities = dbOperator.Factory.CreateQuery <TEntity>().Filter(predicates);
//执行批量修改
return(dbOperator.SaveAll(ExtendDbOperator.GetSetParameters(model), entities));
}