+ /**
+ * Store or update channel info from a channel announcement without verifying the associated
+ * signatures. Because we aren't given the associated signatures here we cannot relay the
+ * channel announcement to any of our peers.
+ *
+ * If a [`UtxoLookup`] object is provided via `utxo_lookup`, it will be called to verify
+ * the corresponding UTXO exists on chain and is correctly-formatted.
+ */
+ public Result_NoneLightningErrorZ update_channel_from_unsigned_announcement(org.ldk.structs.UnsignedChannelAnnouncement msg, org.ldk.structs.Option_UtxoLookupZ utxo_lookup) {
+ long ret = bindings.NetworkGraph_update_channel_from_unsigned_announcement(this.ptr, msg == null ? 0 : msg.ptr, utxo_lookup.ptr);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(msg);
+ Reference.reachabilityFence(utxo_lookup);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ Result_NoneLightningErrorZ ret_hu_conv = Result_NoneLightningErrorZ.constr_from_ptr(ret);
+ if (this != null) { this.ptrs_to.add(msg); };
+ if (this != null) { this.ptrs_to.add(utxo_lookup); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Update channel from partial announcement data received via rapid gossip sync
+ *
+ * `timestamp: u64`: Timestamp emulating the backdated original announcement receipt (by the
+ * rapid gossip sync server)
+ *
+ * All other parameters as used in [`msgs::UnsignedChannelAnnouncement`] fields.
+ */
+ public Result_NoneLightningErrorZ add_channel_from_partial_announcement(long short_channel_id, long timestamp, org.ldk.structs.ChannelFeatures features, byte[] node_id_1, byte[] node_id_2) {
+ long ret = bindings.NetworkGraph_add_channel_from_partial_announcement(this.ptr, short_channel_id, timestamp, features == null ? 0 : features.ptr, InternalUtils.check_arr_len(node_id_1, 33), InternalUtils.check_arr_len(node_id_2, 33));
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(short_channel_id);
+ Reference.reachabilityFence(timestamp);
+ Reference.reachabilityFence(features);
+ Reference.reachabilityFence(node_id_1);
+ Reference.reachabilityFence(node_id_2);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ Result_NoneLightningErrorZ ret_hu_conv = Result_NoneLightningErrorZ.constr_from_ptr(ret);
+ if (this != null) { this.ptrs_to.add(features); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Marks a channel in the graph as failed permanently.
+ *
+ * The channel and any node for which this was their last channel are removed from the graph.
+ */
+ public void channel_failed_permanent(long short_channel_id) {
+ bindings.NetworkGraph_channel_failed_permanent(this.ptr, short_channel_id);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(short_channel_id);
+ }
+
+ /**
+ * Marks a node in the graph as permanently failed, effectively removing it and its channels
+ * from local storage.
+ */
+ public void node_failed_permanent(byte[] node_id) {
+ bindings.NetworkGraph_node_failed_permanent(this.ptr, InternalUtils.check_arr_len(node_id, 33));
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(node_id);
+ }
+
+ /**
+ * Removes information about channels that we haven't heard any updates about in some time.
+ * This can be used regularly to prune the network graph of channels that likely no longer
+ * exist.
+ *
+ * While there is no formal requirement that nodes regularly re-broadcast their channel
+ * updates every two weeks, the non-normative section of BOLT 7 currently suggests that
+ * pruning occur for updates which are at least two weeks old, which we implement here.
+ *
+ * Note that for users of the `lightning-background-processor` crate this method may be
+ * automatically called regularly for you.
+ *
+ * This method will also cause us to stop tracking removed nodes and channels if they have been
+ * in the map for a while so that these can be resynced from gossip in the future.
+ *
+ * This method is only available with the `std` feature. See
+ * [`NetworkGraph::remove_stale_channels_and_tracking_with_time`] for `no-std` use.
+ */
+ public void remove_stale_channels_and_tracking() {
+ bindings.NetworkGraph_remove_stale_channels_and_tracking(this.ptr);
+ Reference.reachabilityFence(this);
+ }
+
+ /**
+ * Removes information about channels that we haven't heard any updates about in some time.
+ * This can be used regularly to prune the network graph of channels that likely no longer
+ * exist.
+ *
+ * While there is no formal requirement that nodes regularly re-broadcast their channel
+ * updates every two weeks, the non-normative section of BOLT 7 currently suggests that
+ * pruning occur for updates which are at least two weeks old, which we implement here.
+ *
+ * This method will also cause us to stop tracking removed nodes and channels if they have been
+ * in the map for a while so that these can be resynced from gossip in the future.
+ *
+ * This function takes the current unix time as an argument. For users with the `std` feature
+ * enabled, [`NetworkGraph::remove_stale_channels_and_tracking`] may be preferable.
+ */
+ public void remove_stale_channels_and_tracking_with_time(long current_time_unix) {
+ bindings.NetworkGraph_remove_stale_channels_and_tracking_with_time(this.ptr, current_time_unix);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(current_time_unix);