/// <summary>
/// 获取指定配置的集合
/// </summary>
/// <typeparam name="TDocument">文档类型</typeparam>
/// <param name="collectionSettings">集合配置</param>
/// <returns>集合</returns>
protected virtual MagpieCollection <TDocument> GetCollection <TDocument>(MagpieCollectionSettings <TDocument> collectionSettings) where TDocument : IMagpieDocumentId
{
lock (_databaseLock)
{
MagpieCollection collection;
if (!_collections.TryGetValue(collectionSettings, out collection))
{
collection = new MagpieCollection <TDocument>(this, collectionSettings);
_collections.Add(collectionSettings, collection);
}
return((MagpieCollection <TDocument>)collection);
}
}
/// <summary>
/// 集合
/// </summary>
/// <param name="database">集合所属数据库</param>
/// <param name="settings">集合配置</param>
protected MagpieCollection(MagpieDatabase database, MagpieCollectionSettings settings)
{
if (database == null)
{
throw new ArgumentNullException("database");
}
if (settings == null)
{
throw new ArgumentNullException("settings");
}
if (!database.IsCollectionNameValid(settings.CollectionName))
{
throw new ArgumentException("Invalid collection name.");
}
_database = database;
_settings = settings;
_name = settings.CollectionName;
_tree = GetIndexTree();
_tree.Commit();
}
/// <summary>
/// 获取指定名称的集合
/// </summary>
/// <typeparam name="TDocument">文档类型</typeparam>
/// <param name="collectionName">集合名称</param>
/// <returns>集合</returns>
public virtual MagpieCollection <TDocument> GetCollection <TDocument>(string collectionName) where TDocument : IMagpieDocumentId
{
var collectionSettings = new MagpieCollectionSettings <TDocument>(this, collectionName);
return(GetCollection(collectionSettings));
}