/// <summary>
/// Sharding路由
/// </summary>
/// <param name="domainModel">领域模型</param>
/// <param name="instance">数据</param>
/// <param name="shardingKeyValue">ShardingValue</param>
/// <returns>路由</returns>
public Dictionary <string, ShardingTarget> Route(DomainModel.Spi.DomainModel domainModel, DomainModel.Spi.DomainObject domainObject, object instance, ShardingValue shardingKeyValue = null)
{
var targets = new Dictionary <string, ShardingTarget>();
if (shardingKeyValue == null)
{
shardingKeyValue = CreateShardingValue(domainModel, domainObject, instance);
}
if (shardingKeyValue.ShardingValueType != ShardingValueType.SINGLE)
{
throw new Exception("Object Sharding route error: " + shardingKeyValue.ShardingValueType);
}
var tars = ShardingRuleService.GetInstance().Parse(domainObject.DataObject, shardingKeyValue);
targets.Add(domainObject.DataObject.ID, tars[0]);
return(targets);
}
/// <summary>
/// Sharding路由
/// </summary>
/// <param name="domainModel">领域模型</param>
/// <param name="dataID">数据标识</param>
/// <param name="shardingKeyValue">ShardingValue</param>
/// <returns>路由</returns>
public Dictionary <string, ShardingTarget> RouteByDataID(DomainModel.Spi.DomainModel domainModel, string dataID, ShardingValue shardingKeyValue = null)
{
var targets = new Dictionary <string, ShardingTarget>();
if (shardingKeyValue == null)
{
shardingKeyValue = CreateShardingValueByDataID(domainModel, domainModel.RootDomainObject, dataID);
}
//不分库分表
if (shardingKeyValue == null)
{
foreach (var domainObject in domainModel.DomainObjects)
{
targets.Add(domainObject.DataObject.ID,
new ShardingTarget()
{
DataSource = domainObject.DataObject.DataSourceName,
TableName = domainObject.DataObject.ActualTableNames
});
}
}
else
{
if (shardingKeyValue.ShardingValueType != ShardingValueType.SINGLE)
{
throw new Exception("Object Sharding route error: " + shardingKeyValue.ShardingValueType);
}
foreach (var domainObject in domainModel.DomainObjects)
{
var tars = ShardingRuleService.GetInstance().Parse(domainObject.DataObject, shardingKeyValue);
targets.Add(domainObject.DataObject.ID, tars[0]);
}
}
return(targets);
}