_ Git - ldk-java/blob - src/main/java/org/ldk/structs/ChannelMessageHandler.java

   1 package org.ldk.structs;
   2
   3 import org.ldk.impl.bindings;
   4 import org.ldk.enums.*;
   5 import org.ldk.util.*;
   6 import java.util.Arrays;
   7
   8 /**
   9  * A trait to describe an object which can receive channel messages.
  10  *
  11  * Messages MAY be called in parallel when they originate from different their_node_ids, however
  12  * they MUST NOT be called in parallel when the two calls have the same their_node_id.
  13  */
  14 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
  15 public class ChannelMessageHandler extends CommonBase {
  16         final bindings.LDKChannelMessageHandler bindings_instance;
  17         ChannelMessageHandler(Object _dummy, long ptr) { super(ptr); bindings_instance = null; }
  18         private ChannelMessageHandler(bindings.LDKChannelMessageHandler arg, bindings.LDKMessageSendEventsProvider MessageSendEventsProvider) {
  19                 super(bindings.LDKChannelMessageHandler_new(arg, MessageSendEventsProvider));
  20                 this.ptrs_to.add(arg);
  21                 this.ptrs_to.add(MessageSendEventsProvider);
  22                 this.bindings_instance = arg;
  23         }
  24         @Override @SuppressWarnings("deprecation")
  25         protected void finalize() throws Throwable {
  26                 if (ptr != 0) { bindings.ChannelMessageHandler_free(ptr); } super.finalize();
  27         }
  28
  29         public static interface ChannelMessageHandlerInterface {
  30                 /**
  31                  * Handle an incoming open_channel message from the given peer.
  32                  */
  33                 void handle_open_channel(byte[] their_node_id, InitFeatures their_features, OpenChannel msg);
  34                 /**
  35                  * Handle an incoming accept_channel message from the given peer.
  36                  */
  37                 void handle_accept_channel(byte[] their_node_id, InitFeatures their_features, AcceptChannel msg);
  38                 /**
  39                  * Handle an incoming funding_created message from the given peer.
  40                  */
  41                 void handle_funding_created(byte[] their_node_id, FundingCreated msg);
  42                 /**
  43                  * Handle an incoming funding_signed message from the given peer.
  44                  */
  45                 void handle_funding_signed(byte[] their_node_id, FundingSigned msg);
  46                 /**
  47                  * Handle an incoming funding_locked message from the given peer.
  48                  */
  49                 void handle_funding_locked(byte[] their_node_id, FundingLocked msg);
  50                 /**
  51                  * Handle an incoming shutdown message from the given peer.
  52                  */
  53                 void handle_shutdown(byte[] their_node_id, InitFeatures their_features, Shutdown msg);
  54                 /**
  55                  * Handle an incoming closing_signed message from the given peer.
  56                  */
  57                 void handle_closing_signed(byte[] their_node_id, ClosingSigned msg);
  58                 /**
  59                  * Handle an incoming update_add_htlc message from the given peer.
  60                  */
  61                 void handle_update_add_htlc(byte[] their_node_id, UpdateAddHTLC msg);
  62                 /**
  63                  * Handle an incoming update_fulfill_htlc message from the given peer.
  64                  */
  65                 void handle_update_fulfill_htlc(byte[] their_node_id, UpdateFulfillHTLC msg);
  66                 /**
  67                  * Handle an incoming update_fail_htlc message from the given peer.
  68                  */
  69                 void handle_update_fail_htlc(byte[] their_node_id, UpdateFailHTLC msg);
  70                 /**
  71                  * Handle an incoming update_fail_malformed_htlc message from the given peer.
  72                  */
  73                 void handle_update_fail_malformed_htlc(byte[] their_node_id, UpdateFailMalformedHTLC msg);
  74                 /**
  75                  * Handle an incoming commitment_signed message from the given peer.
  76                  */
  77                 void handle_commitment_signed(byte[] their_node_id, CommitmentSigned msg);
  78                 /**
  79                  * Handle an incoming revoke_and_ack message from the given peer.
  80                  */
  81                 void handle_revoke_and_ack(byte[] their_node_id, RevokeAndACK msg);
  82                 /**
  83                  * Handle an incoming update_fee message from the given peer.
  84                  */
  85                 void handle_update_fee(byte[] their_node_id, UpdateFee msg);
  86                 /**
  87                  * Handle an incoming announcement_signatures message from the given peer.
  88                  */
  89                 void handle_announcement_signatures(byte[] their_node_id, AnnouncementSignatures msg);
  90                 /**
  91                  * Indicates a connection to the peer failed/an existing connection was lost. If no connection
  92                  * is believed to be possible in the future (eg they're sending us messages we don't
  93                  * understand or indicate they require unknown feature bits), no_connection_possible is set
  94                  * and any outstanding channels should be failed.
  95                  */
  96                 void peer_disconnected(byte[] their_node_id, boolean no_connection_possible);
  97                 /**
  98                  * Handle a peer reconnecting, possibly generating channel_reestablish message(s).
  99                  */
 100                 void peer_connected(byte[] their_node_id, Init msg);
 101                 /**
 102                  * Handle an incoming channel_reestablish message from the given peer.
 103                  */
 104                 void handle_channel_reestablish(byte[] their_node_id, ChannelReestablish msg);
 105                 /**
 106                  * Handle an incoming channel update from the given peer.
 107                  */
 108                 void handle_channel_update(byte[] their_node_id, ChannelUpdate msg);
 109                 /**
 110                  * Handle an incoming error message from the given peer.
 111                  */
 112                 void handle_error(byte[] their_node_id, ErrorMessage msg);
 113         }
 114         private static class LDKChannelMessageHandlerHolder { ChannelMessageHandler held; }
 115         public static ChannelMessageHandler new_impl(ChannelMessageHandlerInterface arg, MessageSendEventsProvider.MessageSendEventsProviderInterface MessageSendEventsProvider_impl) {
 116                 final LDKChannelMessageHandlerHolder impl_holder = new LDKChannelMessageHandlerHolder();
 117                 impl_holder.held = new ChannelMessageHandler(new bindings.LDKChannelMessageHandler() {
 118                         @Override public void handle_open_channel(byte[] their_node_id, long their_features, long msg) {
 119                                 InitFeatures their_features_hu_conv = new InitFeatures(null, their_features);
 120                                 their_features_hu_conv.ptrs_to.add(this);
 121                                 OpenChannel msg_hu_conv = new OpenChannel(null, msg);
 122                                 arg.handle_open_channel(their_node_id, their_features_hu_conv, msg_hu_conv);
 123                         }
 124                         @Override public void handle_accept_channel(byte[] their_node_id, long their_features, long msg) {
 125                                 InitFeatures their_features_hu_conv = new InitFeatures(null, their_features);
 126                                 their_features_hu_conv.ptrs_to.add(this);
 127                                 AcceptChannel msg_hu_conv = new AcceptChannel(null, msg);
 128                                 arg.handle_accept_channel(their_node_id, their_features_hu_conv, msg_hu_conv);
 129                         }
 130                         @Override public void handle_funding_created(byte[] their_node_id, long msg) {
 131                                 FundingCreated msg_hu_conv = new FundingCreated(null, msg);
 132                                 arg.handle_funding_created(their_node_id, msg_hu_conv);
 133                         }
 134                         @Override public void handle_funding_signed(byte[] their_node_id, long msg) {
 135                                 FundingSigned msg_hu_conv = new FundingSigned(null, msg);
 136                                 arg.handle_funding_signed(their_node_id, msg_hu_conv);
 137                         }
 138                         @Override public void handle_funding_locked(byte[] their_node_id, long msg) {
 139                                 FundingLocked msg_hu_conv = new FundingLocked(null, msg);
 140                                 arg.handle_funding_locked(their_node_id, msg_hu_conv);
 141                         }
 142                         @Override public void handle_shutdown(byte[] their_node_id, long their_features, long msg) {
 143                                 InitFeatures their_features_hu_conv = new InitFeatures(null, their_features);
 144                                 Shutdown msg_hu_conv = new Shutdown(null, msg);
 145                                 arg.handle_shutdown(their_node_id, their_features_hu_conv, msg_hu_conv);
 146                         }
 147                         @Override public void handle_closing_signed(byte[] their_node_id, long msg) {
 148                                 ClosingSigned msg_hu_conv = new ClosingSigned(null, msg);
 149                                 arg.handle_closing_signed(their_node_id, msg_hu_conv);
 150                         }
 151                         @Override public void handle_update_add_htlc(byte[] their_node_id, long msg) {
 152                                 UpdateAddHTLC msg_hu_conv = new UpdateAddHTLC(null, msg);
 153                                 arg.handle_update_add_htlc(their_node_id, msg_hu_conv);
 154                         }
 155                         @Override public void handle_update_fulfill_htlc(byte[] their_node_id, long msg) {
 156                                 UpdateFulfillHTLC msg_hu_conv = new UpdateFulfillHTLC(null, msg);
 157                                 arg.handle_update_fulfill_htlc(their_node_id, msg_hu_conv);
 158                         }
 159                         @Override public void handle_update_fail_htlc(byte[] their_node_id, long msg) {
 160                                 UpdateFailHTLC msg_hu_conv = new UpdateFailHTLC(null, msg);
 161                                 arg.handle_update_fail_htlc(their_node_id, msg_hu_conv);
 162                         }
 163                         @Override public void handle_update_fail_malformed_htlc(byte[] their_node_id, long msg) {
 164                                 UpdateFailMalformedHTLC msg_hu_conv = new UpdateFailMalformedHTLC(null, msg);
 165                                 arg.handle_update_fail_malformed_htlc(their_node_id, msg_hu_conv);
 166                         }
 167                         @Override public void handle_commitment_signed(byte[] their_node_id, long msg) {
 168                                 CommitmentSigned msg_hu_conv = new CommitmentSigned(null, msg);
 169                                 arg.handle_commitment_signed(their_node_id, msg_hu_conv);
 170                         }
 171                         @Override public void handle_revoke_and_ack(byte[] their_node_id, long msg) {
 172                                 RevokeAndACK msg_hu_conv = new RevokeAndACK(null, msg);
 173                                 arg.handle_revoke_and_ack(their_node_id, msg_hu_conv);
 174                         }
 175                         @Override public void handle_update_fee(byte[] their_node_id, long msg) {
 176                                 UpdateFee msg_hu_conv = new UpdateFee(null, msg);
 177                                 arg.handle_update_fee(their_node_id, msg_hu_conv);
 178                         }
 179                         @Override public void handle_announcement_signatures(byte[] their_node_id, long msg) {
 180                                 AnnouncementSignatures msg_hu_conv = new AnnouncementSignatures(null, msg);
 181                                 arg.handle_announcement_signatures(their_node_id, msg_hu_conv);
 182                         }
 183                         @Override public void peer_disconnected(byte[] their_node_id, boolean no_connection_possible) {
 184                                 arg.peer_disconnected(their_node_id, no_connection_possible);
 185                         }
 186                         @Override public void peer_connected(byte[] their_node_id, long msg) {
 187                                 Init msg_hu_conv = new Init(null, msg);
 188                                 arg.peer_connected(their_node_id, msg_hu_conv);
 189                         }
 190                         @Override public void handle_channel_reestablish(byte[] their_node_id, long msg) {
 191                                 ChannelReestablish msg_hu_conv = new ChannelReestablish(null, msg);
 192                                 arg.handle_channel_reestablish(their_node_id, msg_hu_conv);
 193                         }
 194                         @Override public void handle_channel_update(byte[] their_node_id, long msg) {
 195                                 ChannelUpdate msg_hu_conv = new ChannelUpdate(null, msg);
 196                                 arg.handle_channel_update(their_node_id, msg_hu_conv);
 197                         }
 198                         @Override public void handle_error(byte[] their_node_id, long msg) {
 199                                 ErrorMessage msg_hu_conv = new ErrorMessage(null, msg);
 200                                 arg.handle_error(their_node_id, msg_hu_conv);
 201                         }
 202                 }, MessageSendEventsProvider.new_impl(MessageSendEventsProvider_impl).bindings_instance);
 203                 return impl_holder.held;
 204         }
 205
 206         /**
 207          * Gets the underlying MessageSendEventsProvider.
 208          */
 209         public MessageSendEventsProvider get_message_send_events_provider() {
 210                 MessageSendEventsProvider res = new MessageSendEventsProvider(null, bindings.LDKChannelMessageHandler_get_MessageSendEventsProvider(this.ptr));
 211                 this.ptrs_to.add(res);
 212                 return res;
 213         }
 214
 215         /**
 216          * Handle an incoming open_channel message from the given peer.
 217          */
 218         public void handle_open_channel(byte[] their_node_id, InitFeatures their_features, OpenChannel msg) {
 219                 bindings.ChannelMessageHandler_handle_open_channel(this.ptr, their_node_id, their_features == null ? 0 : their_features.ptr & ~1, msg == null ? 0 : msg.ptr & ~1);
 220                 this.ptrs_to.add(their_features);
 221                 this.ptrs_to.add(msg);
 222         }
 223
 224         /**
 225          * Handle an incoming accept_channel message from the given peer.
 226          */
 227         public void handle_accept_channel(byte[] their_node_id, InitFeatures their_features, AcceptChannel msg) {
 228                 bindings.ChannelMessageHandler_handle_accept_channel(this.ptr, their_node_id, their_features == null ? 0 : their_features.ptr & ~1, msg == null ? 0 : msg.ptr & ~1);
 229                 this.ptrs_to.add(their_features);
 230                 this.ptrs_to.add(msg);
 231         }
 232
 233         /**
 234          * Handle an incoming funding_created message from the given peer.
 235          */
 236         public void handle_funding_created(byte[] their_node_id, FundingCreated msg) {
 237                 bindings.ChannelMessageHandler_handle_funding_created(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 238                 this.ptrs_to.add(msg);
 239         }
 240
 241         /**
 242          * Handle an incoming funding_signed message from the given peer.
 243          */
 244         public void handle_funding_signed(byte[] their_node_id, FundingSigned msg) {
 245                 bindings.ChannelMessageHandler_handle_funding_signed(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 246                 this.ptrs_to.add(msg);
 247         }
 248
 249         /**
 250          * Handle an incoming funding_locked message from the given peer.
 251          */
 252         public void handle_funding_locked(byte[] their_node_id, FundingLocked msg) {
 253                 bindings.ChannelMessageHandler_handle_funding_locked(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 254                 this.ptrs_to.add(msg);
 255         }
 256
 257         /**
 258          * Handle an incoming shutdown message from the given peer.
 259          */
 260         public void handle_shutdown(byte[] their_node_id, InitFeatures their_features, Shutdown msg) {
 261                 bindings.ChannelMessageHandler_handle_shutdown(this.ptr, their_node_id, their_features == null ? 0 : their_features.ptr & ~1, msg == null ? 0 : msg.ptr & ~1);
 262                 this.ptrs_to.add(their_features);
 263                 this.ptrs_to.add(msg);
 264         }
 265
 266         /**
 267          * Handle an incoming closing_signed message from the given peer.
 268          */
 269         public void handle_closing_signed(byte[] their_node_id, ClosingSigned msg) {
 270                 bindings.ChannelMessageHandler_handle_closing_signed(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 271                 this.ptrs_to.add(msg);
 272         }
 273
 274         /**
 275          * Handle an incoming update_add_htlc message from the given peer.
 276          */
 277         public void handle_update_add_htlc(byte[] their_node_id, UpdateAddHTLC msg) {
 278                 bindings.ChannelMessageHandler_handle_update_add_htlc(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 279                 this.ptrs_to.add(msg);
 280         }
 281
 282         /**
 283          * Handle an incoming update_fulfill_htlc message from the given peer.
 284          */
 285         public void handle_update_fulfill_htlc(byte[] their_node_id, UpdateFulfillHTLC msg) {
 286                 bindings.ChannelMessageHandler_handle_update_fulfill_htlc(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 287                 this.ptrs_to.add(msg);
 288         }
 289
 290         /**
 291          * Handle an incoming update_fail_htlc message from the given peer.
 292          */
 293         public void handle_update_fail_htlc(byte[] their_node_id, UpdateFailHTLC msg) {
 294                 bindings.ChannelMessageHandler_handle_update_fail_htlc(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 295                 this.ptrs_to.add(msg);
 296         }
 297
 298         /**
 299          * Handle an incoming update_fail_malformed_htlc message from the given peer.
 300          */
 301         public void handle_update_fail_malformed_htlc(byte[] their_node_id, UpdateFailMalformedHTLC msg) {
 302                 bindings.ChannelMessageHandler_handle_update_fail_malformed_htlc(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 303                 this.ptrs_to.add(msg);
 304         }
 305
 306         /**
 307          * Handle an incoming commitment_signed message from the given peer.
 308          */
 309         public void handle_commitment_signed(byte[] their_node_id, CommitmentSigned msg) {
 310                 bindings.ChannelMessageHandler_handle_commitment_signed(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 311                 this.ptrs_to.add(msg);
 312         }
 313
 314         /**
 315          * Handle an incoming revoke_and_ack message from the given peer.
 316          */
 317         public void handle_revoke_and_ack(byte[] their_node_id, RevokeAndACK msg) {
 318                 bindings.ChannelMessageHandler_handle_revoke_and_ack(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 319                 this.ptrs_to.add(msg);
 320         }
 321
 322         /**
 323          * Handle an incoming update_fee message from the given peer.
 324          */
 325         public void handle_update_fee(byte[] their_node_id, UpdateFee msg) {
 326                 bindings.ChannelMessageHandler_handle_update_fee(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 327                 this.ptrs_to.add(msg);
 328         }
 329
 330         /**
 331          * Handle an incoming announcement_signatures message from the given peer.
 332          */
 333         public void handle_announcement_signatures(byte[] their_node_id, AnnouncementSignatures msg) {
 334                 bindings.ChannelMessageHandler_handle_announcement_signatures(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 335                 this.ptrs_to.add(msg);
 336         }
 337
 338         /**
 339          * Indicates a connection to the peer failed/an existing connection was lost. If no connection
 340          * is believed to be possible in the future (eg they're sending us messages we don't
 341          * understand or indicate they require unknown feature bits), no_connection_possible is set
 342          * and any outstanding channels should be failed.
 343          */
 344         public void peer_disconnected(byte[] their_node_id, boolean no_connection_possible) {
 345                 bindings.ChannelMessageHandler_peer_disconnected(this.ptr, their_node_id, no_connection_possible);
 346         }
 347
 348         /**
 349          * Handle a peer reconnecting, possibly generating channel_reestablish message(s).
 350          */
 351         public void peer_connected(byte[] their_node_id, Init msg) {
 352                 bindings.ChannelMessageHandler_peer_connected(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 353                 this.ptrs_to.add(msg);
 354         }
 355
 356         /**
 357          * Handle an incoming channel_reestablish message from the given peer.
 358          */
 359         public void handle_channel_reestablish(byte[] their_node_id, ChannelReestablish msg) {
 360                 bindings.ChannelMessageHandler_handle_channel_reestablish(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 361                 this.ptrs_to.add(msg);
 362         }
 363
 364         /**
 365          * Handle an incoming channel update from the given peer.
 366          */
 367         public void handle_channel_update(byte[] their_node_id, ChannelUpdate msg) {
 368                 bindings.ChannelMessageHandler_handle_channel_update(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 369                 this.ptrs_to.add(msg);
 370         }
 371
 372         /**
 373          * Handle an incoming error message from the given peer.
 374          */
 375         public void handle_error(byte[] their_node_id, ErrorMessage msg) {
 376                 bindings.ChannelMessageHandler_handle_error(this.ptr, their_node_id, msg == null ? 0 : msg.ptr & ~1);
 377                 this.ptrs_to.add(msg);
 378         }
 379
 380 }