Add the ability to get the JavaVM

support-lib/jni/djinni_support.cpp

@@ -69,6 +69,10 @@ void jniShutdown() {
     g_cachedJVM = nullptr;
 }
 
+JavaVM * jniGetVM() {
+    return g_cachedJVM;
+}
+
 JNIEnv * jniGetThreadEnv() {
     assert(g_cachedJVM);
     JNIEnv * env = nullptr;

support-lib/jni/djinni_support.hpp

@@ -42,6 +42,13 @@ namespace djinni {
 void jniInit(JavaVM * jvm);
 void jniShutdown();
 
+/*
+ * Get the JavaVM which was registered in the onload for e.g. forwarding to other libraries
+ * 
+ */
+
+JavaVM * jniGetVM();
+
 /*
  * Get the JNIEnv for the invoking thread. Should only be called on Java-created threads.
  */