From b7be2c76dc5b67c66e0a7854904054bb745f60a3 Mon Sep 17 00:00:00 2001
From: Erik van den Brink <git@erikvandenbrink.com>
Date: Thu, 31 Oct 2019 05:18:20 +0100
Subject: [PATCH] Add shutdown event for plugins (#1195)

* add shutdown event for plugins

* use IDisposable

* dispose plugins first

* Removing brackets
---
 neo/NeoSystem.cs      | 2 ++
 neo/Plugins/Plugin.cs | 6 +++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/neo/NeoSystem.cs b/neo/NeoSystem.cs
index 867d4e4201..9265f47645 100644
--- a/neo/NeoSystem.cs
+++ b/neo/NeoSystem.cs
@@ -42,6 +42,8 @@ public NeoSystem(Store store)
 
         public void Dispose()
         {
+            foreach (var p in Plugin.Plugins)
+                p.Dispose();
             RpcServer?.Dispose();
             EnsureStoped(LocalNode);
             // Dispose will call ActorSystem.Terminate()
diff --git a/neo/Plugins/Plugin.cs b/neo/Plugins/Plugin.cs
index aa04b0778d..14345d9de1 100644
--- a/neo/Plugins/Plugin.cs
+++ b/neo/Plugins/Plugin.cs
@@ -8,7 +8,7 @@
 
 namespace Neo.Plugins
 {
-    public abstract class Plugin
+    public abstract class Plugin : IDisposable
     {
         public static readonly List<Plugin> Plugins = new List<Plugin>();
         private static readonly List<ILogPlugin> Loggers = new List<ILogPlugin>();
@@ -169,5 +169,9 @@ private static Assembly CurrentDomain_AssemblyResolve(object sender, ResolveEven
                 return null;
             }
         }
+
+        public virtual void Dispose()
+        {
+        }
     }
 }