/// <summary>为时间计算分表分库</summary>
/// <param name="time"></param>
/// <returns></returns>
public virtual ShardModel Get(DateTime time)
{
var fi = Field;
if (fi == null)
{
throw new XCodeException("分表策略要求指定时间字段！");
}
if (ConnPolicy.IsNullOrEmpty() && TablePolicy.IsNullOrEmpty())
{
return(null);
}
var table = fi.Factory.Table;
var model = new ShardModel();
if (!ConnPolicy.IsNullOrEmpty())
{
model.ConnName = String.Format(ConnPolicy, table.ConnName, time);
}
if (!TablePolicy.IsNullOrEmpty())
{
model.TableName = String.Format(TablePolicy, table.TableName, time);
}
return(model);
}
/// <summary>为时间计算分表分库</summary>
/// <param name="time"></param>
/// <returns></returns>
public virtual ShardModel Shard(DateTime time)
{
if (time.Year <= 1)
{
throw new ArgumentNullException(nameof(time), "分表策略要求指定时间！");
}
var fi = GetField();
if (fi == null)
{
throw new XCodeException("分表策略要求指定时间字段！");
}
if (ConnPolicy.IsNullOrEmpty() && TablePolicy.IsNullOrEmpty())
{
return(null);
}
var table = Factory.Table;
var model = new ShardModel();
if (!ConnPolicy.IsNullOrEmpty())
{
model.ConnName = String.Format(ConnPolicy, table.ConnName, time);
}
if (!TablePolicy.IsNullOrEmpty())
{
model.TableName = String.Format(TablePolicy, table.TableName, time);
}
return(model);
}