public MongoCollection <TEntity> GetCollection <TEntity>(ShardParams shardParams)
{
var strategy = RepositoryFramework.GetShardStrategy(typeof(TEntity));
if (strategy == null)
{
throw new ArgumentNullException("strategy", String.Format("无法找到类型 {0} 对应的分区策略信息。", typeof(TEntity).FullName));
}
var shardId = strategy.GetShardId(shardParams);
var partitionId = strategy.GetPartitionId(shardParams);
var database = GetDatabase(shardId);
if (partitionId == null)
{
var metadata = RepositoryFramework.GetDefineMetadata(typeof(TEntity));
if (metadata != null && !String.IsNullOrEmpty(metadata.Table))
{
return(database.GetCollection <TEntity>(metadata.Table));
}
return(database.GetCollection <TEntity>(typeof(TEntity).Name));
}
return(database.GetCollection <TEntity>(partitionId.RealTableName));
}
public IShardSession <TEntity> OpenSession <TEntity>(ShardParams shardParams)
{
var strategy = RepositoryFramework.GetShardStrategy(typeof(TEntity));
if (strategy == null)
{
throw new ArgumentNullException("strategy", String.Format("无法找到类型 {0} 对应的分区策略信息。", typeof(TEntity).FullName));
}
var shardId = strategy.GetShardId(shardParams);
var partitionId = strategy.GetPartitionId(shardParams);
using (var scope = ProfilerContext.Profile("open nhibernate session"))
{
var session = manager.OpenSession(shardId, partitionId);
return(new NHibernateShardSession <TEntity>(session));
}
}