From b399ad977cc320342bb5543ba6fd1cd32b30d2cc Mon Sep 17 00:00:00 2001
From: Matti Mokko <matti@robocorp.com>
Date: Mon, 19 Jun 2023 13:49:36 +0300
Subject: [PATCH] Free the loaded library at shutdown

---
 src/JABWrapper/jab_wrapper.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/JABWrapper/jab_wrapper.py b/src/JABWrapper/jab_wrapper.py
index 1d5d2b4..991a180 100644
--- a/src/JABWrapper/jab_wrapper.py
+++ b/src/JABWrapper/jab_wrapper.py
@@ -23,6 +23,8 @@
     create_unicode_buffer
 )
 
+from _ctypes import FreeLibrary
+
 from typing import Callable, List, Tuple
 
 from JABWrapper.jab_types import (
@@ -195,9 +197,14 @@ def _init(self) -> None:
         self._context_callbacks: dict[str, List[Callable[[JavaObject], None]]] = dict()
 
     def shutdown(self):
+        # Call at the end to execution to free memory and unload the
+        # windows wrapper.dll
         self._context_callbacks = dict()
         if not self.ignore_callbacks:
             self._remove_callbacks()
+        if self._wab and self._wab._handle:
+            FreeLibrary(self._wab._handle)
+            del self._wab
 
     def _define_functions(self) -> None:
         # void Windows_run()