protected override List <IPhysicTable> DoRouteWithWhere(List <IPhysicTable> allPhysicTables, IQueryable queryable)
{
//获取所有需要路由的表后缀
var filter = ShardingKeyUtil.GetRouteObjectOperatorFilter(queryable, ShardingKeyUtil.Parse(typeof(T)), ConvertToShardingKey, GetRouteToFilter);
var physicTables = allPhysicTables.Where(o => filter(o.Tail)).ToList();
return(physicTables);
}
public override List <IPhysicTable> RouteWithWhere(List <IPhysicTable> allPhysicTables, ShardingEntityConfig shardingEntityConfig, IQueryable <T> queryable)
{
//获取所有需要路由的表后缀
var filter = ShardingKeyUtil.GetRouteObjectOperatorFilter(queryable, shardingEntityConfig, ConvertShardingKeyValue, GetRouteToFilter);
var physicTables = allPhysicTables.Where(o => filter(o.Tail)).ToList();
if (physicTables.Count > 1)
{
throw new Exception($"表:{string.Join(",", physicTables.Select(o => $"[{o.FullName}]"))}");
}
return(physicTables);
}
public override IPhysicTable RouteWithValue(List <IPhysicTable> allPhysicTables, object shardingKey)
{
var filter = GetRouteToFilter(ConvertToShardingKey(shardingKey), ShardingOperatorEnum.Equal).Compile();
var physicTables = allPhysicTables.Where(o => filter(o.Tail)).ToList();
if (physicTables.IsEmpty())
{
var routeConfig = ShardingKeyUtil.Parse(typeof(T));
throw new ShardingKeyRouteNotMatchException($"{routeConfig.ShardingEntityType} -> [{routeConfig.ShardingField}] ->【{shardingKey}】");
}
if (physicTables.Count > 1)
{
throw new ShardingKeyRouteMoreException($"table:{string.Join(",", physicTables.Select(o => $"[{o.FullName}]"))}");
}
return(physicTables[0]);
}
public OneDbVirtualTable(IServiceProvider serviceProvider)
{
_virtualRoute = serviceProvider.GetService <IVirtualRoute <T> >() ?? throw new ShardingOwnerNotFoundException($"{EntityType}");
ShardingConfig = ShardingKeyUtil.Parse(EntityType);
}
public static ISet <Type> ParseQueryableRoute(this IQueryable queryable)
{
return(ShardingKeyUtil.GetShardingEntitiesFilter(queryable));
}
