package org.ldk.structs;
import org.ldk.impl.bindings;
+import org.ldk.enums.*;
+import org.ldk.util.*;
+import java.util.Arrays;
+/**
+ * A trait to describe an object which can receive channel messages.
+ *
+ * Messages MAY be called in parallel when they originate from different their_node_ids, however
+ * they MUST NOT be called in parallel when the two calls have the same their_node_id.
+ */
+@SuppressWarnings("unchecked") // We correctly assign various generic arrays
public class ChannelMessageHandler extends CommonBase {
- ChannelMessageHandler(Object _dummy, long ptr) { super(ptr); }
- public ChannelMessageHandler(bindings.LDKChannelMessageHandler arg, bindings.LDKMessageSendEventsProvider MessageSendEventsProvider) {
+ final bindings.LDKChannelMessageHandler bindings_instance;
+ ChannelMessageHandler(Object _dummy, long ptr) { super(ptr); bindings_instance = null; }
+ private ChannelMessageHandler(bindings.LDKChannelMessageHandler arg, bindings.LDKMessageSendEventsProvider MessageSendEventsProvider) {
super(bindings.LDKChannelMessageHandler_new(arg, MessageSendEventsProvider));
this.ptrs_to.add(arg);
+ this.ptrs_to.add(MessageSendEventsProvider);
+ this.bindings_instance = arg;
}
@Override @SuppressWarnings("deprecation")
protected void finalize() throws Throwable {
- bindings.ChannelMessageHandler_free(ptr); super.finalize();
+ if (ptr != 0) { bindings.ChannelMessageHandler_free(ptr); } super.finalize();
+ }
+
+ public static interface ChannelMessageHandlerInterface {
+ /**
+ * Handle an incoming open_channel message from the given peer.
+ */
+ void handle_open_channel(byte[] their_node_id, InitFeatures their_features, OpenChannel msg);
+ /**
+ * Handle an incoming accept_channel message from the given peer.
+ */
+ void handle_accept_channel(byte[] their_node_id, InitFeatures their_features, AcceptChannel msg);
+ /**
+ * Handle an incoming funding_created message from the given peer.
+ */
+ void handle_funding_created(byte[] their_node_id, FundingCreated msg);
+ /**
+ * Handle an incoming funding_signed message from the given peer.
+ */
+ void handle_funding_signed(byte[] their_node_id, FundingSigned msg);
+ /**
+ * Handle an incoming funding_locked message from the given peer.
+ */
+ void handle_funding_locked(byte[] their_node_id, FundingLocked msg);
+ /**
+ * Handle an incoming shutdown message from the given peer.
+ */
+ void handle_shutdown(byte[] their_node_id, InitFeatures their_features, Shutdown msg);
+ /**
+ * Handle an incoming closing_signed message from the given peer.
+ */
+ void handle_closing_signed(byte[] their_node_id, ClosingSigned msg);
+ /**
+ * Handle an incoming update_add_htlc message from the given peer.
+ */
+ void handle_update_add_htlc(byte[] their_node_id, UpdateAddHTLC msg);
+ /**
+ * Handle an incoming update_fulfill_htlc message from the given peer.
+ */
+ void handle_update_fulfill_htlc(byte[] their_node_id, UpdateFulfillHTLC msg);
+ /**
+ * Handle an incoming update_fail_htlc message from the given peer.
+ */
+ void handle_update_fail_htlc(byte[] their_node_id, UpdateFailHTLC msg);
+ /**
+ * Handle an incoming update_fail_malformed_htlc message from the given peer.
+ */
+ void handle_update_fail_malformed_htlc(byte[] their_node_id, UpdateFailMalformedHTLC msg);
+ /**
+ * Handle an incoming commitment_signed message from the given peer.
+ */
+ void handle_commitment_signed(byte[] their_node_id, CommitmentSigned msg);
+ /**
+ * Handle an incoming revoke_and_ack message from the given peer.
+ */
+ void handle_revoke_and_ack(byte[] their_node_id, RevokeAndACK msg);
+ /**
+ * Handle an incoming update_fee message from the given peer.
+ */
+ void handle_update_fee(byte[] their_node_id, UpdateFee msg);
+ /**
+ * Handle an incoming announcement_signatures message from the given peer.
+ */
+ void handle_announcement_signatures(byte[] their_node_id, AnnouncementSignatures msg);
+ /**
+ * Indicates a connection to the peer failed/an existing connection was lost. If no connection
+ * is believed to be possible in the future (eg they're sending us messages we don't
+ * understand or indicate they require unknown feature bits), no_connection_possible is set
+ * and any outstanding channels should be failed.
+ */
+ void peer_disconnected(byte[] their_node_id, boolean no_connection_possible);
+ /**
+ * Handle a peer reconnecting, possibly generating channel_reestablish message(s).
+ */
+ void peer_connected(byte[] their_node_id, Init msg);
+ /**
+ * Handle an incoming channel_reestablish message from the given peer.
+ */
+ void handle_channel_reestablish(byte[] their_node_id, ChannelReestablish msg);
+ /**
+ * Handle an incoming error message from the given peer.
+ */
+ void handle_error(byte[] their_node_id, ErrorMessage msg);
+ }
+ 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);
+ arg.handle_open_channel(their_node_id, their_features_hu_conv, msg_hu_conv);
+ }
+ @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);
+ arg.handle_accept_channel(their_node_id, their_features_hu_conv, msg_hu_conv);
+ }
+ @Override public void handle_funding_created(byte[] their_node_id, long msg) {
+ FundingCreated msg_hu_conv = new FundingCreated(null, msg);
+ arg.handle_funding_created(their_node_id, msg_hu_conv);
+ }
+ @Override public void handle_funding_signed(byte[] their_node_id, long msg) {
+ FundingSigned msg_hu_conv = new FundingSigned(null, msg);
+ arg.handle_funding_signed(their_node_id, msg_hu_conv);
+ }
+ @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_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);
+ arg.handle_shutdown(their_node_id, their_features_hu_conv, msg_hu_conv);
+ }
+ @Override public void handle_closing_signed(byte[] their_node_id, long msg) {
+ ClosingSigned msg_hu_conv = new ClosingSigned(null, msg);
+ arg.handle_closing_signed(their_node_id, msg_hu_conv);
+ }
+ @Override public void handle_update_add_htlc(byte[] their_node_id, long msg) {
+ UpdateAddHTLC msg_hu_conv = new UpdateAddHTLC(null, msg);
+ arg.handle_update_add_htlc(their_node_id, msg_hu_conv);
+ }
+ @Override public void handle_update_fulfill_htlc(byte[] their_node_id, long msg) {
+ UpdateFulfillHTLC msg_hu_conv = new UpdateFulfillHTLC(null, msg);
+ arg.handle_update_fulfill_htlc(their_node_id, msg_hu_conv);
+ }
+ @Override public void handle_update_fail_htlc(byte[] their_node_id, long msg) {
+ UpdateFailHTLC msg_hu_conv = new UpdateFailHTLC(null, msg);
+ arg.handle_update_fail_htlc(their_node_id, msg_hu_conv);
+ }
+ @Override public void handle_update_fail_malformed_htlc(byte[] their_node_id, long msg) {
+ UpdateFailMalformedHTLC msg_hu_conv = new UpdateFailMalformedHTLC(null, msg);
+ arg.handle_update_fail_malformed_htlc(their_node_id, msg_hu_conv);
+ }
+ @Override public void handle_commitment_signed(byte[] their_node_id, long msg) {
+ CommitmentSigned msg_hu_conv = new CommitmentSigned(null, msg);
+ arg.handle_commitment_signed(their_node_id, msg_hu_conv);
+ }
+ @Override public void handle_revoke_and_ack(byte[] their_node_id, long msg) {
+ RevokeAndACK msg_hu_conv = new RevokeAndACK(null, msg);
+ arg.handle_revoke_and_ack(their_node_id, msg_hu_conv);
+ }
+ @Override public void handle_update_fee(byte[] their_node_id, long msg) {
+ UpdateFee msg_hu_conv = new UpdateFee(null, msg);
+ arg.handle_update_fee(their_node_id, msg_hu_conv);
+ }
+ @Override public void handle_announcement_signatures(byte[] their_node_id, long msg) {
+ AnnouncementSignatures msg_hu_conv = new AnnouncementSignatures(null, msg);
+ arg.handle_announcement_signatures(their_node_id, msg_hu_conv);
+ }
+ @Override public void peer_disconnected(byte[] their_node_id, boolean no_connection_possible) {
+ arg.peer_disconnected(their_node_id, no_connection_possible);
+ }
+ @Override public void peer_connected(byte[] their_node_id, long msg) {
+ Init msg_hu_conv = new Init(null, msg);
+ arg.peer_connected(their_node_id, msg_hu_conv);
+ }
+ @Override public void handle_channel_reestablish(byte[] their_node_id, long msg) {
+ ChannelReestablish msg_hu_conv = new ChannelReestablish(null, msg);
+ arg.handle_channel_reestablish(their_node_id, msg_hu_conv);
+ }
+ @Override public void handle_error(byte[] their_node_id, long msg) {
+ ErrorMessage msg_hu_conv = new ErrorMessage(null, msg);
+ arg.handle_error(their_node_id, msg_hu_conv);
+ }
+ }, MessageSendEventsProvider.new_impl(MessageSendEventsProvider_impl).bindings_instance);
+ return impl_holder.held;
+ }
+ /**
+ * 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(their_features);
+ 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(their_features);
+ 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);
+ }
+
+ /**
+ * 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);
+ }
+
+ /**
+ * Handle an incoming funding_locked 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);
+ }
+
+ /**
+ * 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);
+ }
+
+ /**
+ * 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);
+ }
+
+ /**
+ * 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);
+ }
+
+ /**
+ * 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);
+ }
+
+ /**
+ * 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);
+ }
+
+ /**
+ * 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);
+ }
+
+ /**
+ * 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);
+ }
+
+ /**
+ * 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);
+ }
+
+ /**
+ * 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);
+ }
+
+ /**
+ * 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);
+ }
+
+ /**
+ * Indicates a connection to the peer failed/an existing connection was lost. If no connection
+ * is believed to be possible in the future (eg they're sending us messages we don't
+ * understand or indicate they require unknown feature bits), no_connection_possible is set
+ * 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);
+ }
+
+ /**
+ * 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);
+ }
+
+ /**
+ * 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);
+ }
+
+ /**
+ * 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);
}
}