This closes #1546

artemis-core-client/src/main/java/org/apache/activemq/artemis/core/client/impl/ServerLocatorImpl.java

@@ -1504,7 +1504,9 @@ public final class ServerLocatorImpl implements ServerLocatorInternal, Discovery
 
          int count = 0;
          for (TopologyMemberImpl pair : membersCopy) {
-            topologyArrayLocal[count++] = pair.getConnector();
+            Pair<TransportConfiguration, TransportConfiguration> transportConfigs = pair.getConnector();
+            topologyArrayLocal[count++] = new Pair<>(protocolManagerFactory.adaptTransportConfiguration(transportConfigs.getA()),
+                    protocolManagerFactory.adaptTransportConfiguration(transportConfigs.getB()));
          }
 
          this.topologyArray = topologyArrayLocal;

artemis-core-client/src/main/java/org/apache/activemq/artemis/core/protocol/core/impl/ActiveMQClientProtocolManagerFactory.java

@@ -16,6 +16,7 @@
  */
 package org.apache.activemq.artemis.core.protocol.core.impl;
 
+import org.apache.activemq.artemis.api.core.TransportConfiguration;
 import org.apache.activemq.artemis.api.core.client.ServerLocator;
 import org.apache.activemq.artemis.spi.core.remoting.ClientProtocolManager;
 import org.apache.activemq.artemis.spi.core.remoting.ClientProtocolManagerFactory;
@@ -49,4 +50,9 @@ public class ActiveMQClientProtocolManagerFactory implements ClientProtocolManag
    public ClientProtocolManager newProtocolManager() {
       return new ActiveMQClientProtocolManager();
    }
+
+   @Override
+   public TransportConfiguration adaptTransportConfiguration(TransportConfiguration tc) {
+      return tc;
+   }
 }

artemis-core-client/src/main/java/org/apache/activemq/artemis/spi/core/remoting/ClientProtocolManagerFactory.java

@@ -16,6 +16,7 @@
  */
 package org.apache.activemq.artemis.spi.core.remoting;
 
+import org.apache.activemq.artemis.api.core.TransportConfiguration;
 import org.apache.activemq.artemis.api.core.client.ServerLocator;
 
 public interface ClientProtocolManagerFactory {
@@ -25,4 +26,13 @@ public interface ClientProtocolManagerFactory {
    void setLocator(ServerLocator locator);
 
    ServerLocator getLocator();
+
+   /**
+    * Adapt the transport configuration passed in parameter and return an adapted one that is suitable to use with ClientProtocolManager
+    * created by this factory.
+    *
+    * @param tc the original TransportConfiguration
+    * @return the adapted TransportConfiguration
+    */
+   TransportConfiguration adaptTransportConfiguration(TransportConfiguration tc);
 }

artemis-protocols/artemis-hqclient-protocol/src/main/java/org/apache/activemq/artemis/core/protocol/hornetq/client/HornetQClientProtocolManagerFactory.java

@@ -17,8 +17,10 @@
 
 package org.apache.activemq.artemis.core.protocol.hornetq.client;
 
+import org.apache.activemq.artemis.api.core.TransportConfiguration;
 import org.apache.activemq.artemis.api.core.client.ServerLocator;
 import org.apache.activemq.artemis.core.protocol.hornetq.HQPropertiesConversionInterceptor;
+import org.apache.activemq.artemis.core.remoting.impl.netty.NettyConnectorFactory;
 import org.apache.activemq.artemis.spi.core.remoting.ClientProtocolManager;
 import org.apache.activemq.artemis.spi.core.remoting.ClientProtocolManagerFactory;
 import org.osgi.service.component.annotations.Component;
@@ -40,6 +42,27 @@ public class HornetQClientProtocolManagerFactory implements ClientProtocolManage
       locator.addOutgoingInterceptor(new HQPropertiesConversionInterceptor(false));
    }
 
+   /**
+    * Adapt the transport configuration by replacing the factoryClassName corresponding to an HornetQ's NettyConnectorFactory
+    * by the Artemis-based implementation.
+    */
+   @Override
+   public TransportConfiguration adaptTransportConfiguration(TransportConfiguration tc) {
+      if (tc == null) {
+         return null;
+      }
+
+      String factoryClassName = tc.getFactoryClassName();
+      if (factoryClassName.equals("org.hornetq.core.remoting.impl.netty.NettyConnectorFactory")) {
+         factoryClassName = NettyConnectorFactory.class.getName();
+      }
+      TransportConfiguration newConfig = new TransportConfiguration(factoryClassName,
+              tc.getParams(),
+              tc.getName(),
+              tc.getExtraParams());
+      return newConfig;
+   }
+
    @Override
    public ClientProtocolManager newProtocolManager() {
       return new HornetQClientProtocolManager();

artemis-server/src/main/java/org/apache/activemq/artemis/core/server/cluster/ActiveMQServerSideProtocolManagerFactory.java

@@ -16,6 +16,7 @@
  */
 package org.apache.activemq.artemis.core.server.cluster;
 
+import org.apache.activemq.artemis.api.core.TransportConfiguration;
 import org.apache.activemq.artemis.api.core.client.ServerLocator;
 import org.apache.activemq.artemis.core.protocol.ServerPacketDecoder;
 import org.apache.activemq.artemis.core.protocol.core.impl.ActiveMQClientProtocolManager;
@@ -51,6 +52,11 @@ public class ActiveMQServerSideProtocolManagerFactory implements ClientProtocolM
 
    private static final long serialVersionUID = 1;
 
+   @Override
+   public TransportConfiguration adaptTransportConfiguration(TransportConfiguration tc) {
+      return tc;
+   }
+
    @Override
    public ClientProtocolManager newProtocolManager() {
       return new ActiveMQReplicationProtocolManager();

artemis-service-extensions/src/main/java/org/apache/activemq/artemis/service/extensions/xa/recovery/XARecoveryConfig.java

@@ -65,8 +65,12 @@ public class XARecoveryConfig {
                            final ClientProtocolManagerFactory clientProtocolManager) {
       TransportConfiguration[] newTransportConfiguration = new TransportConfiguration[transportConfiguration.length];
       for (int i = 0; i < transportConfiguration.length; i++) {
+         if (clientProtocolManager != null) {
+            newTransportConfiguration[i] = clientProtocolManager.adaptTransportConfiguration(transportConfiguration[i].newTransportConfig(""));
+         } else {
             newTransportConfiguration[i] = transportConfiguration[i].newTransportConfig("");
          }
+      }
 
       this.transportConfiguration = newTransportConfiguration;
       this.discoveryConfiguration = null;