[Java] Update auto-generated Java files
[ldk-java] / src / main / java / org / ldk / structs / ChannelMessageHandler.java
index 190789dbe2c85575b5a6d352df5c051b6b1d4aa0..73d0ca172a3e26e54d33e93e15abdc2326dd33f1 100644 (file)
@@ -4,6 +4,7 @@ import org.ldk.impl.bindings;
 import org.ldk.enums.*;
 import org.ldk.util.*;
 import java.util.Arrays;
+import java.lang.ref.Reference;
 import javax.annotation.Nullable;
 
 /**
@@ -45,9 +46,9 @@ public class ChannelMessageHandler extends CommonBase {
                 */
                void handle_funding_signed(byte[] their_node_id, FundingSigned msg);
                /**
-                * Handle an incoming funding_locked message from the given peer.
+                * Handle an incoming channel_ready message from the given peer.
                 */
-               void handle_funding_locked(byte[] their_node_id, FundingLocked msg);
+               void handle_channel_ready(byte[] their_node_id, ChannelReady msg);
                /**
                 * Handle an incoming shutdown message from the given peer.
                 */
@@ -111,94 +112,140 @@ public class ChannelMessageHandler extends CommonBase {
                 * Handle an incoming error message from the given peer.
                 */
                void handle_error(byte[] their_node_id, ErrorMessage msg);
+               /**
+                * Gets the node feature flags which this handler itself supports. All available handlers are
+                * queried similarly and their feature flags are OR'd together to form the [`NodeFeatures`]
+                * which are broadcasted in our [`NodeAnnouncement`] message.
+                */
+               NodeFeatures provided_node_features();
+               /**
+                * Gets the init feature flags which should be sent to the given peer. All available handlers
+                * are queried similarly and their feature flags are OR'd together to form the [`InitFeatures`]
+                * which are sent in our [`Init`] message.
+                * 
+                * Note that this method is called before [`Self::peer_connected`].
+                */
+               InitFeatures provided_init_features(byte[] their_node_id);
        }
        private static class LDKChannelMessageHandlerHolder { ChannelMessageHandler held; }
        public static ChannelMessageHandler new_impl(ChannelMessageHandlerInterface arg, MessageSendEventsProvider.MessageSendEventsProviderInterface MessageSendEventsProvider_impl) {
                final LDKChannelMessageHandlerHolder impl_holder = new LDKChannelMessageHandlerHolder();
                impl_holder.held = new ChannelMessageHandler(new bindings.LDKChannelMessageHandler() {
                        @Override public void handle_open_channel(byte[] their_node_id, long their_features, long msg) {
-                               InitFeatures their_features_hu_conv = new InitFeatures(null, their_features);
-                               their_features_hu_conv.ptrs_to.add(this);
-                               OpenChannel msg_hu_conv = new OpenChannel(null, msg);
+                               org.ldk.structs.InitFeatures their_features_hu_conv = null; if (their_features < 0 || their_features > 4096) { their_features_hu_conv = new org.ldk.structs.InitFeatures(null, their_features); }
+                               if (their_features_hu_conv != null) { their_features_hu_conv.ptrs_to.add(this); };
+                               org.ldk.structs.OpenChannel msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.OpenChannel(null, msg); }
                                arg.handle_open_channel(their_node_id, their_features_hu_conv, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_accept_channel(byte[] their_node_id, long their_features, long msg) {
-                               InitFeatures their_features_hu_conv = new InitFeatures(null, their_features);
-                               their_features_hu_conv.ptrs_to.add(this);
-                               AcceptChannel msg_hu_conv = new AcceptChannel(null, msg);
+                               org.ldk.structs.InitFeatures their_features_hu_conv = null; if (their_features < 0 || their_features > 4096) { their_features_hu_conv = new org.ldk.structs.InitFeatures(null, their_features); }
+                               if (their_features_hu_conv != null) { their_features_hu_conv.ptrs_to.add(this); };
+                               org.ldk.structs.AcceptChannel msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.AcceptChannel(null, msg); }
                                arg.handle_accept_channel(their_node_id, their_features_hu_conv, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_funding_created(byte[] their_node_id, long msg) {
-                               FundingCreated msg_hu_conv = new FundingCreated(null, msg);
+                               org.ldk.structs.FundingCreated msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.FundingCreated(null, msg); }
                                arg.handle_funding_created(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_funding_signed(byte[] their_node_id, long msg) {
-                               FundingSigned msg_hu_conv = new FundingSigned(null, msg);
+                               org.ldk.structs.FundingSigned msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.FundingSigned(null, msg); }
                                arg.handle_funding_signed(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
-                       @Override public void handle_funding_locked(byte[] their_node_id, long msg) {
-                               FundingLocked msg_hu_conv = new FundingLocked(null, msg);
-                               arg.handle_funding_locked(their_node_id, msg_hu_conv);
+                       @Override public void handle_channel_ready(byte[] their_node_id, long msg) {
+                               org.ldk.structs.ChannelReady msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.ChannelReady(null, msg); }
+                               arg.handle_channel_ready(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_shutdown(byte[] their_node_id, long their_features, long msg) {
-                               InitFeatures their_features_hu_conv = new InitFeatures(null, their_features);
-                               Shutdown msg_hu_conv = new Shutdown(null, msg);
+                               org.ldk.structs.InitFeatures their_features_hu_conv = null; if (their_features < 0 || their_features > 4096) { their_features_hu_conv = new org.ldk.structs.InitFeatures(null, their_features); }
+                               org.ldk.structs.Shutdown msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.Shutdown(null, msg); }
                                arg.handle_shutdown(their_node_id, their_features_hu_conv, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_closing_signed(byte[] their_node_id, long msg) {
-                               ClosingSigned msg_hu_conv = new ClosingSigned(null, msg);
+                               org.ldk.structs.ClosingSigned msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.ClosingSigned(null, msg); }
                                arg.handle_closing_signed(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_update_add_htlc(byte[] their_node_id, long msg) {
-                               UpdateAddHTLC msg_hu_conv = new UpdateAddHTLC(null, msg);
+                               org.ldk.structs.UpdateAddHTLC msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.UpdateAddHTLC(null, msg); }
                                arg.handle_update_add_htlc(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_update_fulfill_htlc(byte[] their_node_id, long msg) {
-                               UpdateFulfillHTLC msg_hu_conv = new UpdateFulfillHTLC(null, msg);
+                               org.ldk.structs.UpdateFulfillHTLC msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.UpdateFulfillHTLC(null, msg); }
                                arg.handle_update_fulfill_htlc(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_update_fail_htlc(byte[] their_node_id, long msg) {
-                               UpdateFailHTLC msg_hu_conv = new UpdateFailHTLC(null, msg);
+                               org.ldk.structs.UpdateFailHTLC msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.UpdateFailHTLC(null, msg); }
                                arg.handle_update_fail_htlc(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_update_fail_malformed_htlc(byte[] their_node_id, long msg) {
-                               UpdateFailMalformedHTLC msg_hu_conv = new UpdateFailMalformedHTLC(null, msg);
+                               org.ldk.structs.UpdateFailMalformedHTLC msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.UpdateFailMalformedHTLC(null, msg); }
                                arg.handle_update_fail_malformed_htlc(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_commitment_signed(byte[] their_node_id, long msg) {
-                               CommitmentSigned msg_hu_conv = new CommitmentSigned(null, msg);
+                               org.ldk.structs.CommitmentSigned msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.CommitmentSigned(null, msg); }
                                arg.handle_commitment_signed(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_revoke_and_ack(byte[] their_node_id, long msg) {
-                               RevokeAndACK msg_hu_conv = new RevokeAndACK(null, msg);
+                               org.ldk.structs.RevokeAndACK msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.RevokeAndACK(null, msg); }
                                arg.handle_revoke_and_ack(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_update_fee(byte[] their_node_id, long msg) {
-                               UpdateFee msg_hu_conv = new UpdateFee(null, msg);
+                               org.ldk.structs.UpdateFee msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.UpdateFee(null, msg); }
                                arg.handle_update_fee(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_announcement_signatures(byte[] their_node_id, long msg) {
-                               AnnouncementSignatures msg_hu_conv = new AnnouncementSignatures(null, msg);
+                               org.ldk.structs.AnnouncementSignatures msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.AnnouncementSignatures(null, msg); }
                                arg.handle_announcement_signatures(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void peer_disconnected(byte[] their_node_id, boolean no_connection_possible) {
                                arg.peer_disconnected(their_node_id, no_connection_possible);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void peer_connected(byte[] their_node_id, long msg) {
-                               Init msg_hu_conv = new Init(null, msg);
+                               org.ldk.structs.Init msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.Init(null, msg); }
                                arg.peer_connected(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_channel_reestablish(byte[] their_node_id, long msg) {
-                               ChannelReestablish msg_hu_conv = new ChannelReestablish(null, msg);
+                               org.ldk.structs.ChannelReestablish msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.ChannelReestablish(null, msg); }
                                arg.handle_channel_reestablish(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_channel_update(byte[] their_node_id, long msg) {
-                               ChannelUpdate msg_hu_conv = new ChannelUpdate(null, msg);
+                               org.ldk.structs.ChannelUpdate msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.ChannelUpdate(null, msg); }
                                arg.handle_channel_update(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
                        }
                        @Override public void handle_error(byte[] their_node_id, long msg) {
-                               ErrorMessage msg_hu_conv = new ErrorMessage(null, msg);
+                               org.ldk.structs.ErrorMessage msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new org.ldk.structs.ErrorMessage(null, msg); }
                                arg.handle_error(their_node_id, msg_hu_conv);
+                               Reference.reachabilityFence(arg);
+                       }
+                       @Override public long provided_node_features() {
+                               NodeFeatures ret = arg.provided_node_features();
+                               Reference.reachabilityFence(arg);
+                               long result = ret == null ? 0 : ret.clone_ptr();
+                               return result;
+                       }
+                       @Override public long provided_init_features(byte[] their_node_id) {
+                               InitFeatures ret = arg.provided_init_features(their_node_id);
+                               Reference.reachabilityFence(arg);
+                               long result = ret == null ? 0 : ret.clone_ptr();
+                               return result;
                        }
                }, MessageSendEventsProvider.new_impl(MessageSendEventsProvider_impl).bindings_instance);
                return impl_holder.held;
@@ -217,121 +264,171 @@ public class ChannelMessageHandler extends CommonBase {
         * Handle an incoming open_channel message from the given peer.
         */
        public void handle_open_channel(byte[] their_node_id, InitFeatures their_features, OpenChannel msg) {
-               bindings.ChannelMessageHandler_handle_open_channel(this.ptr, their_node_id, their_features == null ? 0 : their_features.ptr & ~1, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_open_channel(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), their_features == null ? 0 : their_features.ptr, msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(their_features);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(their_features); };
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming accept_channel message from the given peer.
         */
        public void handle_accept_channel(byte[] their_node_id, InitFeatures their_features, AcceptChannel msg) {
-               bindings.ChannelMessageHandler_handle_accept_channel(this.ptr, their_node_id, their_features == null ? 0 : their_features.ptr & ~1, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_accept_channel(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), their_features == null ? 0 : their_features.ptr, msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(their_features);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(their_features); };
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming funding_created message from the given peer.
         */
        public void handle_funding_created(byte[] their_node_id, FundingCreated msg) {
-               bindings.ChannelMessageHandler_handle_funding_created(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_funding_created(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming funding_signed message from the given peer.
         */
        public void handle_funding_signed(byte[] their_node_id, FundingSigned msg) {
-               bindings.ChannelMessageHandler_handle_funding_signed(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_funding_signed(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
-        * Handle an incoming funding_locked message from the given peer.
+        * Handle an incoming channel_ready message from the given peer.
         */
-       public void handle_funding_locked(byte[] their_node_id, FundingLocked msg) {
-               bindings.ChannelMessageHandler_handle_funding_locked(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+       public void handle_channel_ready(byte[] their_node_id, ChannelReady msg) {
+               bindings.ChannelMessageHandler_handle_channel_ready(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming shutdown message from the given peer.
         */
        public void handle_shutdown(byte[] their_node_id, InitFeatures their_features, Shutdown msg) {
-               bindings.ChannelMessageHandler_handle_shutdown(this.ptr, their_node_id, their_features == null ? 0 : their_features.ptr & ~1, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(their_features);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_shutdown(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), their_features == null ? 0 : their_features.ptr, msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(their_features);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(their_features); };
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming closing_signed message from the given peer.
         */
        public void handle_closing_signed(byte[] their_node_id, ClosingSigned msg) {
-               bindings.ChannelMessageHandler_handle_closing_signed(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_closing_signed(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming update_add_htlc message from the given peer.
         */
        public void handle_update_add_htlc(byte[] their_node_id, UpdateAddHTLC msg) {
-               bindings.ChannelMessageHandler_handle_update_add_htlc(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_update_add_htlc(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming update_fulfill_htlc message from the given peer.
         */
        public void handle_update_fulfill_htlc(byte[] their_node_id, UpdateFulfillHTLC msg) {
-               bindings.ChannelMessageHandler_handle_update_fulfill_htlc(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_update_fulfill_htlc(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming update_fail_htlc message from the given peer.
         */
        public void handle_update_fail_htlc(byte[] their_node_id, UpdateFailHTLC msg) {
-               bindings.ChannelMessageHandler_handle_update_fail_htlc(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_update_fail_htlc(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming update_fail_malformed_htlc message from the given peer.
         */
        public void handle_update_fail_malformed_htlc(byte[] their_node_id, UpdateFailMalformedHTLC msg) {
-               bindings.ChannelMessageHandler_handle_update_fail_malformed_htlc(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_update_fail_malformed_htlc(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming commitment_signed message from the given peer.
         */
        public void handle_commitment_signed(byte[] their_node_id, CommitmentSigned msg) {
-               bindings.ChannelMessageHandler_handle_commitment_signed(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_commitment_signed(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming revoke_and_ack message from the given peer.
         */
        public void handle_revoke_and_ack(byte[] their_node_id, RevokeAndACK msg) {
-               bindings.ChannelMessageHandler_handle_revoke_and_ack(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_revoke_and_ack(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming update_fee message from the given peer.
         */
        public void handle_update_fee(byte[] their_node_id, UpdateFee msg) {
-               bindings.ChannelMessageHandler_handle_update_fee(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_update_fee(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming announcement_signatures message from the given peer.
         */
        public void handle_announcement_signatures(byte[] their_node_id, AnnouncementSignatures msg) {
-               bindings.ChannelMessageHandler_handle_announcement_signatures(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_announcement_signatures(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
@@ -341,39 +438,85 @@ public class ChannelMessageHandler extends CommonBase {
         * and any outstanding channels should be failed.
         */
        public void peer_disconnected(byte[] their_node_id, boolean no_connection_possible) {
-               bindings.ChannelMessageHandler_peer_disconnected(this.ptr, their_node_id, no_connection_possible);
+               bindings.ChannelMessageHandler_peer_disconnected(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), no_connection_possible);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(no_connection_possible);
        }
 
        /**
         * Handle a peer reconnecting, possibly generating channel_reestablish message(s).
         */
        public void peer_connected(byte[] their_node_id, Init msg) {
-               bindings.ChannelMessageHandler_peer_connected(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_peer_connected(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming channel_reestablish message from the given peer.
         */
        public void handle_channel_reestablish(byte[] their_node_id, ChannelReestablish msg) {
-               bindings.ChannelMessageHandler_handle_channel_reestablish(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_channel_reestablish(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming channel update from the given peer.
         */
        public void handle_channel_update(byte[] their_node_id, ChannelUpdate msg) {
-               bindings.ChannelMessageHandler_handle_channel_update(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_channel_update(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
        }
 
        /**
         * Handle an incoming error message from the given peer.
         */
        public void handle_error(byte[] their_node_id, ErrorMessage msg) {
-               bindings.ChannelMessageHandler_handle_error(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
-               this.ptrs_to.add(msg);
+               bindings.ChannelMessageHandler_handle_error(this.ptr, InternalUtils.check_arr_len(their_node_id, 33), msg == null ? 0 : msg.ptr);
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               Reference.reachabilityFence(msg);
+               if (this != null) { this.ptrs_to.add(msg); };
+       }
+
+       /**
+        * Gets the node feature flags which this handler itself supports. All available handlers are
+        * queried similarly and their feature flags are OR'd together to form the [`NodeFeatures`]
+        * which are broadcasted in our [`NodeAnnouncement`] message.
+        */
+       public NodeFeatures provided_node_features() {
+               long ret = bindings.ChannelMessageHandler_provided_node_features(this.ptr);
+               Reference.reachabilityFence(this);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.NodeFeatures ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.NodeFeatures(null, ret); }
+               if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
+               return ret_hu_conv;
+       }
+
+       /**
+        * Gets the init feature flags which should be sent to the given peer. All available handlers
+        * are queried similarly and their feature flags are OR'd together to form the [`InitFeatures`]
+        * which are sent in our [`Init`] message.
+        * 
+        * Note that this method is called before [`Self::peer_connected`].
+        */
+       public InitFeatures provided_init_features(byte[] their_node_id) {
+               long ret = bindings.ChannelMessageHandler_provided_init_features(this.ptr, InternalUtils.check_arr_len(their_node_id, 33));
+               Reference.reachabilityFence(this);
+               Reference.reachabilityFence(their_node_id);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.InitFeatures ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.InitFeatures(null, ret); }
+               if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
+               return ret_hu_conv;
        }
 
 }