* funds in the channel. See [`ChannelMonitorUpdateErr`] for more details about how to handle
* multiple instances.
*
- * [`ChannelMonitor`]: channelmonitor::ChannelMonitor
- * [`ChannelMonitorUpdateErr`]: channelmonitor::ChannelMonitorUpdateErr
- * [`PermanentFailure`]: channelmonitor::ChannelMonitorUpdateErr::PermanentFailure
+ * [`PermanentFailure`]: ChannelMonitorUpdateErr::PermanentFailure
*/
@SuppressWarnings("unchecked") // We correctly assign various generic arrays
public class Watch extends CommonBase {
* with any spends of outputs returned by [`get_outputs_to_watch`]. In practice, this means
* calling [`block_connected`] and [`block_disconnected`] on the monitor.
*
+ * Note: this interface MUST error with `ChannelMonitorUpdateErr::PermanentFailure` if
+ * the given `funding_txo` has previously been registered via `watch_channel`.
+ *
* [`get_outputs_to_watch`]: channelmonitor::ChannelMonitor::get_outputs_to_watch
* [`block_connected`]: channelmonitor::ChannelMonitor::block_connected
* [`block_disconnected`]: channelmonitor::ChannelMonitor::block_disconnected
* [`ChannelMonitorUpdateErr`] for invariants around returning an error.
*
* [`update_monitor`]: channelmonitor::ChannelMonitor::update_monitor
- * [`ChannelMonitorUpdateErr`]: channelmonitor::ChannelMonitorUpdateErr
*/
Result_NoneChannelMonitorUpdateErrZ update_channel(OutPoint funding_txo, ChannelMonitorUpdate update);
/**
* Returns any monitor events since the last call. Subsequent calls must only return new
* events.
+ *
+ * Note that after any block- or transaction-connection calls to a [`ChannelMonitor`], no
+ * further events may be returned here until the [`ChannelMonitor`] has been fully persisted
+ * to disk.
+ *
+ * For details on asynchronous [`ChannelMonitor`] updating and returning
+ * [`MonitorEvent::UpdateCompleted`] here, see [`ChannelMonitorUpdateErr::TemporaryFailure`].
*/
MonitorEvent[] release_pending_monitor_events();
}
final LDKWatchHolder impl_holder = new LDKWatchHolder();
impl_holder.held = new Watch(new bindings.LDKWatch() {
@Override public long watch_channel(long funding_txo, long monitor) {
- OutPoint funding_txo_hu_conv = new OutPoint(null, funding_txo);
+ OutPoint funding_txo_hu_conv = null; if (funding_txo < 0 || funding_txo > 4096) { funding_txo_hu_conv = new OutPoint(null, funding_txo); }
funding_txo_hu_conv.ptrs_to.add(this);
- ChannelMonitor monitor_hu_conv = new ChannelMonitor(null, monitor);
+ ChannelMonitor monitor_hu_conv = null; if (monitor < 0 || monitor > 4096) { monitor_hu_conv = new ChannelMonitor(null, monitor); }
monitor_hu_conv.ptrs_to.add(this);
Result_NoneChannelMonitorUpdateErrZ ret = arg.watch_channel(funding_txo_hu_conv, monitor_hu_conv);
- long result = ret != null ? ret.ptr : 0;
+ long result = ret == null ? 0 : ret.clone_ptr();
return result;
}
@Override public long update_channel(long funding_txo, long update) {
- OutPoint funding_txo_hu_conv = new OutPoint(null, funding_txo);
+ OutPoint funding_txo_hu_conv = null; if (funding_txo < 0 || funding_txo > 4096) { funding_txo_hu_conv = new OutPoint(null, funding_txo); }
funding_txo_hu_conv.ptrs_to.add(this);
- ChannelMonitorUpdate update_hu_conv = new ChannelMonitorUpdate(null, update);
+ ChannelMonitorUpdate update_hu_conv = null; if (update < 0 || update > 4096) { update_hu_conv = new ChannelMonitorUpdate(null, update); }
update_hu_conv.ptrs_to.add(this);
Result_NoneChannelMonitorUpdateErrZ ret = arg.update_channel(funding_txo_hu_conv, update_hu_conv);
- long result = ret != null ? ret.ptr : 0;
+ long result = ret == null ? 0 : ret.clone_ptr();
return result;
}
@Override public long[] release_pending_monitor_events() {
MonitorEvent[] ret = arg.release_pending_monitor_events();
- long[] result = ret != null ? Arrays.stream(ret).mapToLong(ret_conv_14 -> ret_conv_14.ptr).toArray() : null;
+ long[] result = ret != null ? Arrays.stream(ret).mapToLong(ret_conv_14 -> ret_conv_14 == null ? 0 : ret_conv_14.clone_ptr()).toArray() : null;
return result;
}
});
* with any spends of outputs returned by [`get_outputs_to_watch`]. In practice, this means
* calling [`block_connected`] and [`block_disconnected`] on the monitor.
*
+ * Note: this interface MUST error with `ChannelMonitorUpdateErr::PermanentFailure` if
+ * the given `funding_txo` has previously been registered via `watch_channel`.
+ *
* [`get_outputs_to_watch`]: channelmonitor::ChannelMonitor::get_outputs_to_watch
* [`block_connected`]: channelmonitor::ChannelMonitor::block_connected
* [`block_disconnected`]: channelmonitor::ChannelMonitor::block_disconnected
*/
public Result_NoneChannelMonitorUpdateErrZ watch_channel(OutPoint funding_txo, ChannelMonitor monitor) {
long ret = bindings.Watch_watch_channel(this.ptr, funding_txo == null ? 0 : funding_txo.ptr & ~1, monitor == null ? 0 : monitor.ptr & ~1);
- if (ret < 1024) { return null; }
+ if (ret >= 0 && ret <= 4096) { return null; }
Result_NoneChannelMonitorUpdateErrZ ret_hu_conv = Result_NoneChannelMonitorUpdateErrZ.constr_from_ptr(ret);
return ret_hu_conv;
}
* [`ChannelMonitorUpdateErr`] for invariants around returning an error.
*
* [`update_monitor`]: channelmonitor::ChannelMonitor::update_monitor
- * [`ChannelMonitorUpdateErr`]: channelmonitor::ChannelMonitorUpdateErr
*/
public Result_NoneChannelMonitorUpdateErrZ update_channel(OutPoint funding_txo, ChannelMonitorUpdate update) {
long ret = bindings.Watch_update_channel(this.ptr, funding_txo == null ? 0 : funding_txo.ptr & ~1, update == null ? 0 : update.ptr & ~1);
- if (ret < 1024) { return null; }
+ if (ret >= 0 && ret <= 4096) { return null; }
Result_NoneChannelMonitorUpdateErrZ ret_hu_conv = Result_NoneChannelMonitorUpdateErrZ.constr_from_ptr(ret);
return ret_hu_conv;
}
/**
* Returns any monitor events since the last call. Subsequent calls must only return new
* events.
+ *
+ * Note that after any block- or transaction-connection calls to a [`ChannelMonitor`], no
+ * further events may be returned here until the [`ChannelMonitor`] has been fully persisted
+ * to disk.
+ *
+ * For details on asynchronous [`ChannelMonitor`] updating and returning
+ * [`MonitorEvent::UpdateCompleted`] here, see [`ChannelMonitorUpdateErr::TemporaryFailure`].
*/
public MonitorEvent[] release_pending_monitor_events() {
long[] ret = bindings.Watch_release_pending_monitor_events(this.ptr);