+ /**
+ * Creates a new `ChainMonitor` used to watch on-chain activity pertaining to channels.
+ *
+ * When an optional chain source implementing [`chain::Filter`] is provided, the chain monitor
+ * will call back to it indicating transactions and outputs of interest. This allows clients to
+ * pre-filter blocks or only fetch blocks matching a compact filter. Otherwise, clients may
+ * always need to fetch full blocks absent another means for determining which blocks contain
+ * transactions relevant to the watched channels.
+ */
+ public static ChainMonitor of(org.ldk.structs.Option_FilterZ chain_source, org.ldk.structs.BroadcasterInterface broadcaster, org.ldk.structs.Logger logger, org.ldk.structs.FeeEstimator feeest, org.ldk.structs.Persist persister) {
+ long ret = bindings.ChainMonitor_new(chain_source.ptr, broadcaster.ptr, logger.ptr, feeest.ptr, persister.ptr);
+ Reference.reachabilityFence(chain_source);
+ Reference.reachabilityFence(broadcaster);
+ Reference.reachabilityFence(logger);
+ Reference.reachabilityFence(feeest);
+ Reference.reachabilityFence(persister);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.ChainMonitor ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.ChainMonitor(null, ret); }
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(ret_hu_conv); };
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(chain_source); };
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(broadcaster); };
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(feeest); };
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(persister); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Gets the balances in the contained [`ChannelMonitor`]s which are claimable on-chain or
+ * claims which are awaiting confirmation.
+ *
+ * Includes the balances from each [`ChannelMonitor`] *except* those included in
+ * `ignored_channels`, allowing you to filter out balances from channels which are still open
+ * (and whose balance should likely be pulled from the [`ChannelDetails`]).
+ *
+ * See [`ChannelMonitor::get_claimable_balances`] for more details on the exact criteria for
+ * inclusion in the return value.
+ */
+ public Balance[] get_claimable_balances(ChannelDetails[] ignored_channels) {
+ long[] ret = bindings.ChainMonitor_get_claimable_balances(this.ptr, ignored_channels != null ? Arrays.stream(ignored_channels).mapToLong(ignored_channels_conv_16 -> ignored_channels_conv_16.ptr).toArray() : null);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(ignored_channels);
+ int ret_conv_9_len = ret.length;
+ Balance[] ret_conv_9_arr = new Balance[ret_conv_9_len];
+ for (int j = 0; j < ret_conv_9_len; j++) {
+ long ret_conv_9 = ret[j];
+ org.ldk.structs.Balance ret_conv_9_hu_conv = org.ldk.structs.Balance.constr_from_ptr(ret_conv_9);
+ if (ret_conv_9_hu_conv != null) { ret_conv_9_hu_conv.ptrs_to.add(this); };
+ ret_conv_9_arr[j] = ret_conv_9_hu_conv;
+ }
+ for (ChannelDetails ignored_channels_conv_16: ignored_channels) { if (this != null) { this.ptrs_to.add(ignored_channels_conv_16); }; };
+ return ret_conv_9_arr;
+ }
+
+ /**
+ * Gets the [`LockedChannelMonitor`] for a given funding outpoint, returning an `Err` if no
+ * such [`ChannelMonitor`] is currently being monitored for.
+ *
+ * Note that the result holds a mutex over our monitor set, and should not be held
+ * indefinitely.
+ */
+ public Result_LockedChannelMonitorNoneZ get_monitor(org.ldk.structs.OutPoint funding_txo) {
+ long ret = bindings.ChainMonitor_get_monitor(this.ptr, funding_txo.ptr);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(funding_txo);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ Result_LockedChannelMonitorNoneZ ret_hu_conv = Result_LockedChannelMonitorNoneZ.constr_from_ptr(ret);
+ if (this != null) { this.ptrs_to.add(funding_txo); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Lists the funding outpoint and channel ID of each [`ChannelMonitor`] being monitored.
+ *
+ * Note that [`ChannelMonitor`]s are not removed when a channel is closed as they are always
+ * monitoring for on-chain state resolutions.
+ */
+ public TwoTuple_OutPointChannelIdZ[] list_monitors() {
+ long[] ret = bindings.ChainMonitor_list_monitors(this.ptr);
+ Reference.reachabilityFence(this);
+ int ret_conv_29_len = ret.length;
+ TwoTuple_OutPointChannelIdZ[] ret_conv_29_arr = new TwoTuple_OutPointChannelIdZ[ret_conv_29_len];
+ for (int d = 0; d < ret_conv_29_len; d++) {
+ long ret_conv_29 = ret[d];
+ TwoTuple_OutPointChannelIdZ ret_conv_29_hu_conv = new TwoTuple_OutPointChannelIdZ(null, ret_conv_29);
+ if (ret_conv_29_hu_conv != null) { ret_conv_29_hu_conv.ptrs_to.add(this); };
+ ret_conv_29_arr[d] = ret_conv_29_hu_conv;
+ }
+ return ret_conv_29_arr;
+ }
+
+ /**
+ * Lists the pending updates for each [`ChannelMonitor`] (by `OutPoint` being monitored).
+ */
+ public TwoTuple_OutPointCVec_MonitorUpdateIdZZ[] list_pending_monitor_updates() {
+ long[] ret = bindings.ChainMonitor_list_pending_monitor_updates(this.ptr);
+ Reference.reachabilityFence(this);
+ int ret_conv_41_len = ret.length;
+ TwoTuple_OutPointCVec_MonitorUpdateIdZZ[] ret_conv_41_arr = new TwoTuple_OutPointCVec_MonitorUpdateIdZZ[ret_conv_41_len];
+ for (int p = 0; p < ret_conv_41_len; p++) {
+ long ret_conv_41 = ret[p];
+ TwoTuple_OutPointCVec_MonitorUpdateIdZZ ret_conv_41_hu_conv = new TwoTuple_OutPointCVec_MonitorUpdateIdZZ(null, ret_conv_41);
+ if (ret_conv_41_hu_conv != null) { ret_conv_41_hu_conv.ptrs_to.add(this); };
+ ret_conv_41_arr[p] = ret_conv_41_hu_conv;
+ }
+ return ret_conv_41_arr;
+ }
+
+ /**
+ * Indicates the persistence of a [`ChannelMonitor`] has completed after
+ * [`ChannelMonitorUpdateStatus::InProgress`] was returned from an update operation.
+ *
+ * Thus, the anticipated use is, at a high level:
+ * 1) This [`ChainMonitor`] calls [`Persist::update_persisted_channel`] which stores the
+ * update to disk and begins updating any remote (e.g. watchtower/backup) copies,
+ * returning [`ChannelMonitorUpdateStatus::InProgress`],
+ * 2) once all remote copies are updated, you call this function with the
+ * `completed_update_id` that completed, and once all pending updates have completed the
+ * channel will be re-enabled.
+ *
+ * Returns an [`APIError::APIMisuseError`] if `funding_txo` does not match any currently
+ * registered [`ChannelMonitor`]s.
+ */
+ public Result_NoneAPIErrorZ channel_monitor_updated(org.ldk.structs.OutPoint funding_txo, org.ldk.structs.MonitorUpdateId completed_update_id) {
+ long ret = bindings.ChainMonitor_channel_monitor_updated(this.ptr, funding_txo.ptr, completed_update_id.ptr);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(funding_txo);
+ Reference.reachabilityFence(completed_update_id);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ Result_NoneAPIErrorZ ret_hu_conv = Result_NoneAPIErrorZ.constr_from_ptr(ret);
+ if (this != null) { this.ptrs_to.add(funding_txo); };
+ if (this != null) { this.ptrs_to.add(completed_update_id); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Gets a [`Future`] that completes when an event is available either via
+ * [`chain::Watch::release_pending_monitor_events`] or
+ * [`EventsProvider::process_pending_events`].
+ *
+ * Note that callbacks registered on the [`Future`] MUST NOT call back into this
+ * [`ChainMonitor`] and should instead register actions to be taken later.
+ *
+ * [`EventsProvider::process_pending_events`]: crate::events::EventsProvider::process_pending_events
+ */
+ public Future get_update_future() {
+ long ret = bindings.ChainMonitor_get_update_future(this.ptr);
+ Reference.reachabilityFence(this);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Future ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.Future(null, ret); }
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Triggers rebroadcasts/fee-bumps of pending claims from a force-closed channel. This is
+ * crucial in preventing certain classes of pinning attacks, detecting substantial mempool
+ * feerate changes between blocks, and ensuring reliability if broadcasting fails. We recommend
+ * invoking this every 30 seconds, or lower if running in an environment with spotty
+ * connections, like on mobile.
+ */
+ public void rebroadcast_pending_claims() {
+ bindings.ChainMonitor_rebroadcast_pending_claims(this.ptr);
+ Reference.reachabilityFence(this);
+ }
+
+ /**
+ * Triggers rebroadcasts of pending claims from force-closed channels after a transaction
+ * signature generation failure.
+ *
+ * `monitor_opt` can be used as a filter to only trigger them for a specific channel monitor.
+ *
+ * Note that monitor_opt (or a relevant inner pointer) may be NULL or all-0s to represent None
+ */
+ public void signer_unblocked(@Nullable org.ldk.structs.OutPoint monitor_opt) {
+ bindings.ChainMonitor_signer_unblocked(this.ptr, monitor_opt == null ? 0 : monitor_opt.ptr);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(monitor_opt);
+ if (this != null) { this.ptrs_to.add(monitor_opt); };