Remove deprecated classes that use reflection to access Java implementation classes openjdk#96

move ActivationGroupID from internal class to package private class.

Author: Peter Firmstone

JGDMS/jgdms-platform/src/main/java/org/apache/river/api/io/ActivationGroupID.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2019 The Apache Software Foundation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.river.api.io;
+
+import java.io.ObjectStreamField;
+import java.io.Serializable;
+
+/**
+ * Had to place this here due to readResolve method of Serializer.
+ */
+final class ActivationGroupID implements Serializable {
+
+    private static final long serialVersionUID = -1648432278909740833L;
+    private static final ObjectStreamField[] serialPersistentFields = {new ObjectStreamField("system", java.rmi.activation.ActivationSystem.class), new ObjectStreamField("uid", java.rmi.server.UID.class)};
+    java.rmi.activation.ActivationSystem system;
+    java.rmi.server.UID uid;
+
+    ActivationGroupID() {
+    }
+
+    ActivationGroupID(java.rmi.activation.ActivationSystem system, java.rmi.server.UID uid) {
+        this.system = system;
+        this.uid = uid;
+    }
+    
+}

JGDMS/jgdms-platform/src/main/java/org/apache/river/api/io/ActivationGroupIDSerializer.java

@@ -174,30 +174,5 @@ protected Class resolveClass(ObjectStreamClass desc)
 	}
     }
 
-    /**
-     * Had to place this here due to readResolve method of Serializer.
-     */
-    static final class ActivationGroupID implements Serializable {
-        private static final long serialVersionUID = -1648432278909740833L;
-
-         private static final ObjectStreamField[] serialPersistentFields = 
-            {
-                new ObjectStreamField("system", java.rmi.activation.ActivationSystem.class),
-                new ObjectStreamField("uid", java.rmi.server.UID.class)
-            };
-
-         java.rmi.activation.ActivationSystem system;
-
-         java.rmi.server.UID uid;
-
-         ActivationGroupID(){}
-
-         ActivationGroupID(java.rmi.activation.ActivationSystem system,
-                           java.rmi.server.UID uid )
-         {
-             this.system = system;
-             this.uid = uid;
-         }
-    }
 
 }

JGDMS/jgdms-platform/src/main/java/org/apache/river/api/io/AtomicMarshalOutputStream.java

@@ -24,7 +24,6 @@
 import java.io.OutputStream;
 import java.lang.reflect.Constructor;
 import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Proxy;
 import java.net.URI;
 import java.net.URL;
 import java.rmi.MarshalledObject;