/// <summary> 注册适配器。</summary>
/// <param name="adapter">适配器。</param>
/// <exception cref="NotSupportedException">适配器已在运作，禁止修改！</exception>
public static void RegisterAdapter(IDbConnectionLtsAdapter adapter)
{
if (adapter is null)
{
throw new ArgumentNullException(nameof(adapter));
}
if (string.IsNullOrWhiteSpace(adapter.ProviderName))
{
throw new DException("数据库适配器名称不能为空!");
}
Adapters[adapter.ProviderName.ToLower()] = adapter;
}
/// <summary>
/// 获取数据仓促供应器。
/// </summary>
/// <param name="adapter">适配器。</param>
/// <returns></returns>
public static IDatabaseFor GetOrCreate(IDbConnectionLtsAdapter adapter)
{
if (adapter is null)
{
throw new ArgumentNullException(nameof(adapter));
}
if (DatabaseForCache.TryGetValue(adapter, out IDatabaseFor databaseFor))
{
return(databaseFor);
}
if (DatabaseFor.TryGetValue(adapter.ProviderName.ToLower(), out Func <IDbConnectionLtsAdapter, IDatabaseFor> factory))
{
return(DatabaseForCache.GetOrAdd(adapter, factory.Invoke(adapter)));
}
throw new DException($"不支持的供应商：{adapter.ProviderName}");
}
public Database(IReadOnlyConnectionConfig connectionConfig, IDbConnectionLtsAdapter adapter)
{
this.connectionConfig = connectionConfig;
this.adapter = adapter;
this.databaseFor = DbConnectionManager.GetOrCreate(adapter);
}
private static ICustomVisitorList GetVisitors(IDbConnectionLtsAdapter adapter) => adapter.Visitors;
private static ISQLCorrectSettings GetSettings(IDbConnectionLtsAdapter adapter) => adapter.Settings;
private static string GetProviderName(IDbConnectionLtsAdapter adapter) => adapter.ProviderName;