mostly some cache stuff

1 files changed, 43 insertions, 0 deletions

diff --git a/lib/VNLib.Plugins.Extensions.Loading/src/ServiceExportAttribute.cs b/lib/VNLib.Plugins.Extensions.Loading/src/ServiceExportAttribute.cs
new file mode 100644
index 0000000..023c68e
--- /dev/null
+++ b/lib/VNLib.Plugins.Extensions.Loading/src/ServiceExportAttribute.cs
@@ -0,0 +1,43 @@
+/*
+* Copyright (c) 2023 Vaughn Nugent
+* 
+* Library: VNLib
+* Package: VNLib.Plugins.Extensions.Loading
+* File: ServiceExportAttribute.cs 
+*
+* ServiceExportAttribute.cs is part of VNLib.Plugins.Extensions.Loading which is part of the larger 
+* VNLib collection of libraries and utilities.
+*
+* VNLib.Plugins.Extensions.Loading is free software: you can redistribute it and/or modify 
+* it under the terms of the GNU Affero General Public License as 
+* published by the Free Software Foundation, either version 3 of the
+* License, or (at your option) any later version.
+*
+* VNLib.Plugins.Extensions.Loading is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with this program.  If not, see https://www.gnu.org/licenses/.
+*/
+
+using System;
+
+namespace VNLib.Plugins.Extensions.Loading
+{
+    /// <summary>
+    /// Declares a class as an external service provider.
+    /// <para>
+    /// If an assembly contains multiple classes that have the same
+    /// base type as a desired type, this attribute can be declared 
+    /// to indicate the type takes precedence over other types.
+    /// </para>
+    /// </summary>
+    [AttributeUsage(AttributeTargets.Class)]
+    public sealed class ServiceExportAttribute: Attribute
+    {
+        public ServiceExportAttribute()
+        { }
+    }
+}