Fix ECJ: The type parameter Packet is hiding the type c.s.m.j.i.Packet

Author: pzygielo

mq/main/mq-broker/broker-core/src/main/java/com/sun/messaging/jmq/jmsserver/service/imq/IMQDualThreadConnection.java

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2000, 2020 Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2021 Contributors to the Eclipse Foundation
+ * Copyright (c) 2021, 2024 Contributors to the Eclipse Foundation
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v. 2.0, which is available at
@@ -45,16 +45,16 @@
 import com.sun.messaging.jmq.util.log.Logger;
 
 public class IMQDualThreadConnection extends IMQBasicConnection implements DirectBrokerConnection {
-    class DummyQueue<Packet> implements HandOffQueue<Packet> {
+    class DummyQueue<P extends Packet> implements HandOffQueue<P> {
         @Override
-        public Packet take() throws InterruptedException {
+        public P take() throws InterruptedException {
             // does nothing
             return null;
         }
 
         @Override
-        public void put(Packet p) throws InterruptedException {
-            processReadPacket((com.sun.messaging.jmq.io.Packet) p);
+        public void put(P p) throws InterruptedException {
+            processReadPacket(p);
         }
     }