diff a/src/java.rmi/share/classes/sun/rmi/server/Activation$ActivationSystemImpl_Stub.java b/src/java.rmi/share/classes/sun/rmi/server/Activation$ActivationSystemImpl_Stub.java
--- /dev/null
+++ b/src/java.rmi/share/classes/sun/rmi/server/Activation$ActivationSystemImpl_Stub.java
@@ -0,0 +1,239 @@
+/*
+* Copyright (c) 1997, 2020, Oracle and/or its affiliates. All rights reserved.
+* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+*
+* This code is free software; you can redistribute it and/or modify it
+* under the terms of the GNU General Public License version 2 only, as
+* published by the Free Software Foundation.  Oracle designates this
+* particular file as subject to the "Classpath" exception as provided
+* by Oracle in the LICENSE file that accompanied this code.
+*
+* This code is distributed in the hope that it will be useful, but WITHOUT
+* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+* FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+* version 2 for more details (a copy is included in the LICENSE file that
+* accompanied this code).
+*
+* You should have received a copy of the GNU General Public License version
+* 2 along with this work; if not, write to the Free Software Foundation,
+* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+*
+* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+* or visit www.oracle.com if you need additional information or have any
+* questions.
+*/
+// Stub class generated by rmic, do not edit.
+// Contents subject to change without notice.
+
+package sun.rmi.server;
+
+/**
+ * Activation$ActivationSystemImpl_Stub.
+ */
+@SuppressWarnings({"deprecation", "rawtypes", "unchecked"})
+public final class Activation$ActivationSystemImpl_Stub
+        extends java.rmi.server.RemoteStub
+        implements java.rmi.activation.ActivationSystem, java.rmi.Remote {
+    private static final long serialVersionUID = 2;
+
+    private static java.lang.reflect.Method $method_activeGroup_0;
+    private static java.lang.reflect.Method $method_getActivationDesc_1;
+    private static java.lang.reflect.Method $method_getActivationGroupDesc_2;
+    private static java.lang.reflect.Method $method_registerGroup_3;
+    private static java.lang.reflect.Method $method_registerObject_4;
+    private static java.lang.reflect.Method $method_setActivationDesc_5;
+    private static java.lang.reflect.Method $method_setActivationGroupDesc_6;
+    private static java.lang.reflect.Method $method_shutdown_7;
+    private static java.lang.reflect.Method $method_unregisterGroup_8;
+    private static java.lang.reflect.Method $method_unregisterObject_9;
+
+    static {
+        try {
+            $method_activeGroup_0 = java.rmi.activation.ActivationSystem.class.getMethod("activeGroup", new java.lang.Class[]{java.rmi.activation.ActivationGroupID.class, java.rmi.activation.ActivationInstantiator.class, long.class});
+            $method_getActivationDesc_1 = java.rmi.activation.ActivationSystem.class.getMethod("getActivationDesc", new java.lang.Class[]{java.rmi.activation.ActivationID.class});
+            $method_getActivationGroupDesc_2 = java.rmi.activation.ActivationSystem.class.getMethod("getActivationGroupDesc", new java.lang.Class[]{java.rmi.activation.ActivationGroupID.class});
+            $method_registerGroup_3 = java.rmi.activation.ActivationSystem.class.getMethod("registerGroup", new java.lang.Class[]{java.rmi.activation.ActivationGroupDesc.class});
+            $method_registerObject_4 = java.rmi.activation.ActivationSystem.class.getMethod("registerObject", new java.lang.Class[]{java.rmi.activation.ActivationDesc.class});
+            $method_setActivationDesc_5 = java.rmi.activation.ActivationSystem.class.getMethod("setActivationDesc", new java.lang.Class[]{java.rmi.activation.ActivationID.class, java.rmi.activation.ActivationDesc.class});
+            $method_setActivationGroupDesc_6 = java.rmi.activation.ActivationSystem.class.getMethod("setActivationGroupDesc", new java.lang.Class[]{java.rmi.activation.ActivationGroupID.class, java.rmi.activation.ActivationGroupDesc.class});
+            $method_shutdown_7 = java.rmi.activation.ActivationSystem.class.getMethod("shutdown", new java.lang.Class[]{});
+            $method_unregisterGroup_8 = java.rmi.activation.ActivationSystem.class.getMethod("unregisterGroup", new java.lang.Class[]{java.rmi.activation.ActivationGroupID.class});
+            $method_unregisterObject_9 = java.rmi.activation.ActivationSystem.class.getMethod("unregisterObject", new java.lang.Class[]{java.rmi.activation.ActivationID.class});
+        } catch (java.lang.NoSuchMethodException e) {
+            throw new java.lang.NoSuchMethodError(
+                    "stub class initialization failed");
+        }
+    }
+
+    // constructors
+    public Activation$ActivationSystemImpl_Stub(java.rmi.server.RemoteRef ref) {
+        super(ref);
+    }
+
+    // methods from remote interfaces
+
+    // implementation of activeGroup(ActivationGroupID, ActivationInstantiator, long)
+    public java.rmi.activation.ActivationMonitor activeGroup(java.rmi.activation.ActivationGroupID $param_ActivationGroupID_1, java.rmi.activation.ActivationInstantiator $param_ActivationInstantiator_2, long $param_long_3)
+            throws java.rmi.RemoteException, java.rmi.activation.ActivationException, java.rmi.activation.UnknownGroupException {
+        try {
+            Object $result = ref.invoke(this, $method_activeGroup_0, new java.lang.Object[]{$param_ActivationGroupID_1, $param_ActivationInstantiator_2, new java.lang.Long($param_long_3)}, -4575843150759415294L);
+            return ((java.rmi.activation.ActivationMonitor) $result);
+        } catch (java.lang.RuntimeException e) {
+            throw e;
+        } catch (java.rmi.RemoteException e) {
+            throw e;
+        } catch (java.rmi.activation.ActivationException e) {
+            throw e;
+        } catch (java.lang.Exception e) {
+            throw new java.rmi.UnexpectedException("undeclared checked exception", e);
+        }
+    }
+
+    // implementation of getActivationDesc(ActivationID)
+    public java.rmi.activation.ActivationDesc getActivationDesc(java.rmi.activation.ActivationID $param_ActivationID_1)
+            throws java.rmi.RemoteException, java.rmi.activation.ActivationException, java.rmi.activation.UnknownObjectException {
+        try {
+            Object $result = ref.invoke(this, $method_getActivationDesc_1, new java.lang.Object[]{$param_ActivationID_1}, 4830055440982622087L);
+            return ((java.rmi.activation.ActivationDesc) $result);
+        } catch (java.lang.RuntimeException e) {
+            throw e;
+        } catch (java.rmi.RemoteException e) {
+            throw e;
+        } catch (java.rmi.activation.ActivationException e) {
+            throw e;
+        } catch (java.lang.Exception e) {
+            throw new java.rmi.UnexpectedException("undeclared checked exception", e);
+        }
+    }
+
+    // implementation of getActivationGroupDesc(ActivationGroupID)
+    public java.rmi.activation.ActivationGroupDesc getActivationGroupDesc(java.rmi.activation.ActivationGroupID $param_ActivationGroupID_1)
+            throws java.rmi.RemoteException, java.rmi.activation.ActivationException, java.rmi.activation.UnknownGroupException {
+        try {
+            Object $result = ref.invoke(this, $method_getActivationGroupDesc_2, new java.lang.Object[]{$param_ActivationGroupID_1}, -8701843806548736528L);
+            return ((java.rmi.activation.ActivationGroupDesc) $result);
+        } catch (java.lang.RuntimeException e) {
+            throw e;
+        } catch (java.rmi.RemoteException e) {
+            throw e;
+        } catch (java.rmi.activation.ActivationException e) {
+            throw e;
+        } catch (java.lang.Exception e) {
+            throw new java.rmi.UnexpectedException("undeclared checked exception", e);
+        }
+    }
+
+    // implementation of registerGroup(ActivationGroupDesc)
+    public java.rmi.activation.ActivationGroupID registerGroup(java.rmi.activation.ActivationGroupDesc $param_ActivationGroupDesc_1)
+            throws java.rmi.RemoteException, java.rmi.activation.ActivationException {
+        try {
+            Object $result = ref.invoke(this, $method_registerGroup_3, new java.lang.Object[]{$param_ActivationGroupDesc_1}, 6921515268192657754L);
+            return ((java.rmi.activation.ActivationGroupID) $result);
+        } catch (java.lang.RuntimeException e) {
+            throw e;
+        } catch (java.rmi.RemoteException e) {
+            throw e;
+        } catch (java.rmi.activation.ActivationException e) {
+            throw e;
+        } catch (java.lang.Exception e) {
+            throw new java.rmi.UnexpectedException("undeclared checked exception", e);
+        }
+    }
+
+    // implementation of registerObject(ActivationDesc)
+    public java.rmi.activation.ActivationID registerObject(java.rmi.activation.ActivationDesc $param_ActivationDesc_1)
+            throws java.rmi.RemoteException, java.rmi.activation.ActivationException, java.rmi.activation.UnknownGroupException {
+        try {
+            Object $result = ref.invoke(this, $method_registerObject_4, new java.lang.Object[]{$param_ActivationDesc_1}, -3006759798994351347L);
+            return ((java.rmi.activation.ActivationID) $result);
+        } catch (java.lang.RuntimeException e) {
+            throw e;
+        } catch (java.rmi.RemoteException e) {
+            throw e;
+        } catch (java.rmi.activation.ActivationException e) {
+            throw e;
+        } catch (java.lang.Exception e) {
+            throw new java.rmi.UnexpectedException("undeclared checked exception", e);
+        }
+    }
+
+    // implementation of setActivationDesc(ActivationID, ActivationDesc)
+    public java.rmi.activation.ActivationDesc setActivationDesc(java.rmi.activation.ActivationID $param_ActivationID_1, java.rmi.activation.ActivationDesc $param_ActivationDesc_2)
+            throws java.rmi.RemoteException, java.rmi.activation.ActivationException, java.rmi.activation.UnknownGroupException, java.rmi.activation.UnknownObjectException {
+        try {
+            Object $result = ref.invoke(this, $method_setActivationDesc_5, new java.lang.Object[]{$param_ActivationID_1, $param_ActivationDesc_2}, 7128043237057180796L);
+            return ((java.rmi.activation.ActivationDesc) $result);
+        } catch (java.lang.RuntimeException e) {
+            throw e;
+        } catch (java.rmi.RemoteException e) {
+            throw e;
+        } catch (java.rmi.activation.ActivationException e) {
+            throw e;
+        } catch (java.lang.Exception e) {
+            throw new java.rmi.UnexpectedException("undeclared checked exception", e);
+        }
+    }
+
+    // implementation of setActivationGroupDesc(ActivationGroupID, ActivationGroupDesc)
+    public java.rmi.activation.ActivationGroupDesc setActivationGroupDesc(java.rmi.activation.ActivationGroupID $param_ActivationGroupID_1, java.rmi.activation.ActivationGroupDesc $param_ActivationGroupDesc_2)
+            throws java.rmi.RemoteException, java.rmi.activation.ActivationException, java.rmi.activation.UnknownGroupException {
+        try {
+            Object $result = ref.invoke(this, $method_setActivationGroupDesc_6, new java.lang.Object[]{$param_ActivationGroupID_1, $param_ActivationGroupDesc_2}, 1213918527826541191L);
+            return ((java.rmi.activation.ActivationGroupDesc) $result);
+        } catch (java.lang.RuntimeException e) {
+            throw e;
+        } catch (java.rmi.RemoteException e) {
+            throw e;
+        } catch (java.rmi.activation.ActivationException e) {
+            throw e;
+        } catch (java.lang.Exception e) {
+            throw new java.rmi.UnexpectedException("undeclared checked exception", e);
+        }
+    }
+
+    // implementation of shutdown()
+    public void shutdown()
+            throws java.rmi.RemoteException {
+        try {
+            ref.invoke(this, $method_shutdown_7, null, -7207851917985848402L);
+        } catch (java.lang.RuntimeException e) {
+            throw e;
+        } catch (java.rmi.RemoteException e) {
+            throw e;
+        } catch (java.lang.Exception e) {
+            throw new java.rmi.UnexpectedException("undeclared checked exception", e);
+        }
+    }
+
+    // implementation of unregisterGroup(ActivationGroupID)
+    public void unregisterGroup(java.rmi.activation.ActivationGroupID $param_ActivationGroupID_1)
+            throws java.rmi.RemoteException, java.rmi.activation.ActivationException, java.rmi.activation.UnknownGroupException {
+        try {
+            ref.invoke(this, $method_unregisterGroup_8, new java.lang.Object[]{$param_ActivationGroupID_1}, 3768097077835970701L);
+        } catch (java.lang.RuntimeException e) {
+            throw e;
+        } catch (java.rmi.RemoteException e) {
+            throw e;
+        } catch (java.rmi.activation.ActivationException e) {
+            throw e;
+        } catch (java.lang.Exception e) {
+            throw new java.rmi.UnexpectedException("undeclared checked exception", e);
+        }
+    }
+
+    // implementation of unregisterObject(ActivationID)
+    public void unregisterObject(java.rmi.activation.ActivationID $param_ActivationID_1)
+            throws java.rmi.RemoteException, java.rmi.activation.ActivationException, java.rmi.activation.UnknownObjectException {
+        try {
+            ref.invoke(this, $method_unregisterObject_9, new java.lang.Object[]{$param_ActivationID_1}, -6843850585331411084L);
+        } catch (java.lang.RuntimeException e) {
+            throw e;
+        } catch (java.rmi.RemoteException e) {
+            throw e;
+        } catch (java.rmi.activation.ActivationException e) {
+            throw e;
+        } catch (java.lang.Exception e) {
+            throw new java.rmi.UnexpectedException("undeclared checked exception", e);
+        }
+    }
+}