3 files changed, 39 insertions, 6 deletions

diff --git a/vpp-api/java/jvpp/gen/jvpp_callback_facade_gen.py b/vpp-api/java/jvpp/gen/jvpp_callback_facade_gen.py
index de239b6d1a3..e8de3fc10c1 100644
--- a/vpp-api/java/jvpp/gen/jvpp_callback_facade_gen.py
+++ b/vpp-api/java/jvpp/gen/jvpp_callback_facade_gen.py
@@ -51,10 +51,19 @@ public final class CallbackJVppFacade implements $base_package.$callback_facade_
     private final $base_package.JVpp jvpp;
     private final java.util.Map<Integer, $base_package.$callback_package.JVppCallback> callbacks;
 
-    public CallbackJVppFacade(final $base_package.JVpp jvpp,
-                              java.util.Map<Integer, $base_package.$callback_package.JVppCallback> callbacks) {
+    /**
+     * <p>Create CallbackJVppFacade object for provided JVpp instance.
+     * Constructor internally creates CallbackJVppFacadeCallback class for processing callbacks
+     * and then connects to provided JVpp instance
+     *
+     * @param jvpp provided $base_package.JVpp instance
+     *
+     * @throws java.io.IOException in case instance cannot connect to JVPP
+     */
+    public CallbackJVppFacade(final $base_package.JVpp jvpp) throws java.io.IOException {
         this.jvpp = java.util.Objects.requireNonNull(jvpp,"jvpp is null");
-        this.callbacks = callbacks;
+        this.callbacks = new java.util.HashMap<>();
+        this.jvpp.connect(new CallbackJVppFacadeCallback(this.callbacks));
     }
 
     @Override
diff --git a/vpp-api/java/jvpp/gen/jvpp_future_facade_gen.py b/vpp-api/java/jvpp/gen/jvpp_future_facade_gen.py
index 4f63f9bcf4b..5574f120712 100644
--- a/vpp-api/java/jvpp/gen/jvpp_future_facade_gen.py
+++ b/vpp-api/java/jvpp/gen/jvpp_future_facade_gen.py
@@ -250,9 +250,18 @@ package $base_package.$future_package;
  */
 public class FutureJVppFacade extends FutureJVppInvokerFacade implements FutureJVpp {
 
-    public FutureJVppFacade(final $base_package.JVpp jvpp,
-                            final java.util.Map<Integer, java.util.concurrent.CompletableFuture<? extends $base_package.$dto_package.JVppReply<?>>> requestMap) {
-        super(jvpp, requestMap);
+    /**
+     * <p>Create FutureJVppFacade object for provided JVpp instance.
+     * Constructor internally creates FutureJVppFacadeCallback class for processing callbacks
+     * and then connects to provided JVpp instance
+     *
+     * @param jvpp provided $base_package.JVpp instance
+     *
+     * @throws java.io.IOException in case instance cannot connect to JVPP
+     */
+    public FutureJVppFacade(final $base_package.JVpp jvpp) throws java.io.IOException {
+        super(jvpp, new java.util.HashMap<>());
+        jvpp.connect(new FutureJVppFacadeCallback(getRequests()));
     }
 $methods
 }
diff --git a/vpp-api/java/jvpp/gen/jvpp_impl_gen.py b/vpp-api/java/jvpp/gen/jvpp_impl_gen.py
index 4e2625714a9..4e408c364b1 100644
--- a/vpp-api/java/jvpp/gen/jvpp_impl_gen.py
+++ b/vpp-api/java/jvpp/gen/jvpp_impl_gen.py
@@ -28,6 +28,16 @@ package $base_package;
 public interface JVpp extends java.lang.AutoCloseable {
 
     /**
+     * Generic connect with $base_package.callback.JVppCallback callback handler
+     * providing connecting to VPP
+     *
+     * @param callback JVppCallback instance providing callback handling
+     *
+     * @throws java.io.IOException if connection cannot be initiated
+     */
+    void connect($base_package.callback.JVppCallback callback) throws java.io.IOException;
+
+    /**
      * Generic dispatch method for sending requests to VPP
      */
     int send($base_package.$dto_package.JVppRequest request);
@@ -56,6 +66,11 @@ public final class JVppImpl implements $base_package.JVpp {
     }
 
     @Override
+    public void connect($base_package.callback.JVppCallback callback) throws java.io.IOException {
+        connection.connect(callback);
+    }
+
+    @Override
     public void close() {
         connection.close();
     }