import org.ldk.enums.*;
import org.ldk.util.*;
import java.util.Arrays;
+import java.lang.ref.Reference;
+import javax.annotation.Nullable;
+
+/**
+ * An Event which you should probably take some action in response to.
+ *
+ * Note that while Writeable and Readable are implemented for Event, you probably shouldn't use
+ * them directly as they don't round-trip exactly (for example FundingGenerationReady is never
+ * written as it makes no sense to respond to it after reconnecting to peers).
+ */
@SuppressWarnings("unchecked") // We correctly assign various generic arrays
public class Event extends CommonBase {
private Event(Object _dummy, long ptr) { super(ptr); }
if (raw_val.getClass() == bindings.LDKEvent.FundingGenerationReady.class) {
return new FundingGenerationReady(ptr, (bindings.LDKEvent.FundingGenerationReady)raw_val);
}
- if (raw_val.getClass() == bindings.LDKEvent.FundingBroadcastSafe.class) {
- return new FundingBroadcastSafe(ptr, (bindings.LDKEvent.FundingBroadcastSafe)raw_val);
- }
if (raw_val.getClass() == bindings.LDKEvent.PaymentReceived.class) {
return new PaymentReceived(ptr, (bindings.LDKEvent.PaymentReceived)raw_val);
}
if (raw_val.getClass() == bindings.LDKEvent.PaymentSent.class) {
return new PaymentSent(ptr, (bindings.LDKEvent.PaymentSent)raw_val);
}
+ if (raw_val.getClass() == bindings.LDKEvent.PaymentPathFailed.class) {
+ return new PaymentPathFailed(ptr, (bindings.LDKEvent.PaymentPathFailed)raw_val);
+ }
if (raw_val.getClass() == bindings.LDKEvent.PaymentFailed.class) {
return new PaymentFailed(ptr, (bindings.LDKEvent.PaymentFailed)raw_val);
}
if (raw_val.getClass() == bindings.LDKEvent.SpendableOutputs.class) {
return new SpendableOutputs(ptr, (bindings.LDKEvent.SpendableOutputs)raw_val);
}
+ if (raw_val.getClass() == bindings.LDKEvent.PaymentForwarded.class) {
+ return new PaymentForwarded(ptr, (bindings.LDKEvent.PaymentForwarded)raw_val);
+ }
+ if (raw_val.getClass() == bindings.LDKEvent.ChannelClosed.class) {
+ return new ChannelClosed(ptr, (bindings.LDKEvent.ChannelClosed)raw_val);
+ }
+ if (raw_val.getClass() == bindings.LDKEvent.DiscardFunding.class) {
+ return new DiscardFunding(ptr, (bindings.LDKEvent.DiscardFunding)raw_val);
+ }
+ if (raw_val.getClass() == bindings.LDKEvent.PaymentPathSuccessful.class) {
+ return new PaymentPathSuccessful(ptr, (bindings.LDKEvent.PaymentPathSuccessful)raw_val);
+ }
+ if (raw_val.getClass() == bindings.LDKEvent.OpenChannelRequest.class) {
+ return new OpenChannelRequest(ptr, (bindings.LDKEvent.OpenChannelRequest)raw_val);
+ }
assert false; return null; // Unreachable without extending the (internal) bindings interface
}
+ /**
+ * Used to indicate that the client should generate a funding transaction with the given
+ * parameters and then call [`ChannelManager::funding_transaction_generated`].
+ * Generated in [`ChannelManager`] message handling.
+ * Note that *all inputs* in the funding transaction must spend SegWit outputs or your
+ * counterparty can steal your funds!
+ *
+ * [`ChannelManager`]: crate::ln::channelmanager::ChannelManager
+ * [`ChannelManager::funding_transaction_generated`]: crate::ln::channelmanager::ChannelManager::funding_transaction_generated
+ */
public final static class FundingGenerationReady extends Event {
+ /**
+ * The random channel_id we picked which you'll need to pass into
+ * ChannelManager::funding_transaction_generated.
+ */
public final byte[] temporary_channel_id;
+ /**
+ * The value, in satoshis, that the output should have.
+ */
public final long channel_value_satoshis;
+ /**
+ * The script which should be used in the transaction output.
+ */
public final byte[] output_script;
+ /**
+ * The `user_channel_id` value passed in to [`ChannelManager::create_channel`], or 0 for
+ * an inbound channel.
+ *
+ * [`ChannelManager::create_channel`]: crate::ln::channelmanager::ChannelManager::create_channel
+ */
public final long user_channel_id;
private FundingGenerationReady(long ptr, bindings.LDKEvent.FundingGenerationReady obj) {
super(null, ptr);
this.user_channel_id = obj.user_channel_id;
}
}
- public final static class FundingBroadcastSafe extends Event {
- public final OutPoint funding_txo;
- public final long user_channel_id;
- private FundingBroadcastSafe(long ptr, bindings.LDKEvent.FundingBroadcastSafe obj) {
- super(null, ptr);
- long funding_txo = obj.funding_txo;
- OutPoint funding_txo_hu_conv = new OutPoint(null, funding_txo);
- this.funding_txo = funding_txo_hu_conv;
- this.user_channel_id = obj.user_channel_id;
- }
- }
+ /**
+ * Indicates we've received money! Just gotta dig out that payment preimage and feed it to
+ * [`ChannelManager::claim_funds`] to get it....
+ * Note that if the preimage is not known, you should call
+ * [`ChannelManager::fail_htlc_backwards`] to free up resources for this HTLC and avoid
+ * network congestion.
+ * If you fail to call either [`ChannelManager::claim_funds`] or
+ * [`ChannelManager::fail_htlc_backwards`] within the HTLC's timeout, the HTLC will be
+ * automatically failed.
+ *
+ * # Note
+ * LDK will not stop an inbound payment from being paid multiple times, so multiple
+ * `PaymentReceived` events may be generated for the same payment.
+ *
+ * [`ChannelManager::claim_funds`]: crate::ln::channelmanager::ChannelManager::claim_funds
+ * [`ChannelManager::fail_htlc_backwards`]: crate::ln::channelmanager::ChannelManager::fail_htlc_backwards
+ */
public final static class PaymentReceived extends Event {
+ /**
+ * The hash for which the preimage should be handed to the ChannelManager. Note that LDK will
+ * not stop you from registering duplicate payment hashes for inbound payments.
+ */
public final byte[] payment_hash;
- public final byte[] payment_secret;
+ /**
+ * The value, in thousandths of a satoshi, that this payment is for.
+ */
public final long amt;
+ /**
+ * Information for claiming this received payment, based on whether the purpose of the
+ * payment is to pay an invoice or to send a spontaneous payment.
+ */
+ public final org.ldk.structs.PaymentPurpose purpose;
private PaymentReceived(long ptr, bindings.LDKEvent.PaymentReceived obj) {
super(null, ptr);
this.payment_hash = obj.payment_hash;
- this.payment_secret = obj.payment_secret;
this.amt = obj.amt;
+ long purpose = obj.purpose;
+ org.ldk.structs.PaymentPurpose purpose_hu_conv = org.ldk.structs.PaymentPurpose.constr_from_ptr(purpose);
+ purpose_hu_conv.ptrs_to.add(this);
+ this.purpose = purpose_hu_conv;
}
}
+ /**
+ * Indicates an outbound payment we made succeeded (i.e. it made it all the way to its target
+ * and we got back the payment preimage for it).
+ *
+ * Note for MPP payments: in rare cases, this event may be preceded by a `PaymentPathFailed`
+ * event. In this situation, you SHOULD treat this payment as having succeeded.
+ */
public final static class PaymentSent extends Event {
+ /**
+ * The id returned by [`ChannelManager::send_payment`] and used with
+ * [`ChannelManager::retry_payment`].
+ *
+ * [`ChannelManager::send_payment`]: crate::ln::channelmanager::ChannelManager::send_payment
+ * [`ChannelManager::retry_payment`]: crate::ln::channelmanager::ChannelManager::retry_payment
+ *
+ * Note that this (or a relevant inner pointer) may be NULL or all-0s to represent None
+ */
+ @Nullable public final byte[] payment_id;
+ /**
+ * The preimage to the hash given to ChannelManager::send_payment.
+ * Note that this serves as a payment receipt, if you wish to have such a thing, you must
+ * store it somehow!
+ */
public final byte[] payment_preimage;
+ /**
+ * The hash that was given to [`ChannelManager::send_payment`].
+ *
+ * [`ChannelManager::send_payment`]: crate::ln::channelmanager::ChannelManager::send_payment
+ */
+ public final byte[] payment_hash;
+ /**
+ * The total fee which was spent at intermediate hops in this payment, across all paths.
+ *
+ * Note that, like [`Route::get_total_fees`] this does *not* include any potential
+ * overpayment to the recipient node.
+ *
+ * If the recipient or an intermediate node misbehaves and gives us free money, this may
+ * overstate the amount paid, though this is unlikely.
+ *
+ * [`Route::get_total_fees`]: crate::routing::router::Route::get_total_fees
+ */
+ public final org.ldk.structs.Option_u64Z fee_paid_msat;
private PaymentSent(long ptr, bindings.LDKEvent.PaymentSent obj) {
super(null, ptr);
+ this.payment_id = obj.payment_id;
this.payment_preimage = obj.payment_preimage;
+ this.payment_hash = obj.payment_hash;
+ long fee_paid_msat = obj.fee_paid_msat;
+ org.ldk.structs.Option_u64Z fee_paid_msat_hu_conv = org.ldk.structs.Option_u64Z.constr_from_ptr(fee_paid_msat);
+ fee_paid_msat_hu_conv.ptrs_to.add(this);
+ this.fee_paid_msat = fee_paid_msat_hu_conv;
}
}
- public final static class PaymentFailed extends Event {
+ /**
+ * Indicates an outbound HTLC we sent failed. Probably some intermediary node dropped
+ * something. You may wish to retry with a different route.
+ *
+ * Note that this does *not* indicate that all paths for an MPP payment have failed, see
+ * [`Event::PaymentFailed`] and [`all_paths_failed`].
+ *
+ * [`all_paths_failed`]: Self::PaymentPathFailed::all_paths_failed
+ */
+ public final static class PaymentPathFailed extends Event {
+ /**
+ * The id returned by [`ChannelManager::send_payment`] and used with
+ * [`ChannelManager::retry_payment`] and [`ChannelManager::abandon_payment`].
+ *
+ * [`ChannelManager::send_payment`]: crate::ln::channelmanager::ChannelManager::send_payment
+ * [`ChannelManager::retry_payment`]: crate::ln::channelmanager::ChannelManager::retry_payment
+ * [`ChannelManager::abandon_payment`]: crate::ln::channelmanager::ChannelManager::abandon_payment
+ *
+ * Note that this (or a relevant inner pointer) may be NULL or all-0s to represent None
+ */
+ @Nullable public final byte[] payment_id;
+ /**
+ * The hash that was given to [`ChannelManager::send_payment`].
+ *
+ * [`ChannelManager::send_payment`]: crate::ln::channelmanager::ChannelManager::send_payment
+ */
public final byte[] payment_hash;
+ /**
+ * Indicates the payment was rejected for some reason by the recipient. This implies that
+ * the payment has failed, not just the route in question. If this is not set, you may
+ * retry the payment via a different route.
+ */
public final boolean rejected_by_dest;
- private PaymentFailed(long ptr, bindings.LDKEvent.PaymentFailed obj) {
+ /**
+ * Any failure information conveyed via the Onion return packet by a node along the failed
+ * payment route.
+ *
+ * Should be applied to the [`NetworkGraph`] so that routing decisions can take into
+ * account the update. [`NetGraphMsgHandler`] is capable of doing this.
+ *
+ * [`NetworkGraph`]: crate::routing::network_graph::NetworkGraph
+ * [`NetGraphMsgHandler`]: crate::routing::network_graph::NetGraphMsgHandler
+ */
+ public final org.ldk.structs.Option_NetworkUpdateZ network_update;
+ /**
+ * For both single-path and multi-path payments, this is set if all paths of the payment have
+ * failed. This will be set to false if (1) this is an MPP payment and (2) other parts of the
+ * larger MPP payment were still in flight when this event was generated.
+ *
+ * Note that if you are retrying individual MPP parts, using this value to determine if a
+ * payment has fully failed is race-y. Because multiple failures can happen prior to events
+ * being processed, you may retry in response to a first failure, with a second failure
+ * (with `all_paths_failed` set) still pending. Then, when the second failure is processed
+ * you will see `all_paths_failed` set even though the retry of the first failure still
+ * has an associated in-flight HTLC. See (1) for an example of such a failure.
+ *
+ * If you wish to retry individual MPP parts and learn when a payment has failed, you must
+ * call [`ChannelManager::abandon_payment`] and wait for a [`Event::PaymentFailed`] event.
+ *
+ * (1) <https://github.com/lightningdevkit/rust-lightning/issues/1164>
+ *
+ * [`ChannelManager::abandon_payment`]: crate::ln::channelmanager::ChannelManager::abandon_payment
+ */
+ public final boolean all_paths_failed;
+ /**
+ * The payment path that failed.
+ */
+ public final RouteHop[] path;
+ /**
+ * The channel responsible for the failed payment path.
+ *
+ * If this is `Some`, then the corresponding channel should be avoided when the payment is
+ * retried. May be `None` for older [`Event`] serializations.
+ */
+ public final org.ldk.structs.Option_u64Z short_channel_id;
+ /**
+ * Parameters needed to compute a new [`Route`] when retrying the failed payment path.
+ *
+ * See [`find_route`] for details.
+ *
+ * [`Route`]: crate::routing::router::Route
+ * [`find_route`]: crate::routing::router::find_route
+ *
+ * Note that this (or a relevant inner pointer) may be NULL or all-0s to represent None
+ */
+ @Nullable public final org.ldk.structs.RouteParameters retry;
+ private PaymentPathFailed(long ptr, bindings.LDKEvent.PaymentPathFailed obj) {
super(null, ptr);
+ this.payment_id = obj.payment_id;
this.payment_hash = obj.payment_hash;
this.rejected_by_dest = obj.rejected_by_dest;
+ long network_update = obj.network_update;
+ org.ldk.structs.Option_NetworkUpdateZ network_update_hu_conv = org.ldk.structs.Option_NetworkUpdateZ.constr_from_ptr(network_update);
+ network_update_hu_conv.ptrs_to.add(this);
+ this.network_update = network_update_hu_conv;
+ this.all_paths_failed = obj.all_paths_failed;
+ long[] path = obj.path;
+ int path_conv_10_len = path.length;
+ RouteHop[] path_conv_10_arr = new RouteHop[path_conv_10_len];
+ for (int k = 0; k < path_conv_10_len; k++) {
+ long path_conv_10 = path[k];
+ RouteHop path_conv_10_hu_conv = null; if (path_conv_10 < 0 || path_conv_10 > 4096) { path_conv_10_hu_conv = new RouteHop(null, path_conv_10); }
+ path_conv_10_hu_conv.ptrs_to.add(this);
+ path_conv_10_arr[k] = path_conv_10_hu_conv;
+ }
+ this.path = path_conv_10_arr;
+ long short_channel_id = obj.short_channel_id;
+ org.ldk.structs.Option_u64Z short_channel_id_hu_conv = org.ldk.structs.Option_u64Z.constr_from_ptr(short_channel_id);
+ short_channel_id_hu_conv.ptrs_to.add(this);
+ this.short_channel_id = short_channel_id_hu_conv;
+ long retry = obj.retry;
+ RouteParameters retry_hu_conv = null; if (retry < 0 || retry > 4096) { retry_hu_conv = new RouteParameters(null, retry); }
+ retry_hu_conv.ptrs_to.add(this);
+ this.retry = retry_hu_conv;
+ }
+ }
+ /**
+ * Indicates an outbound payment failed. Individual [`Event::PaymentPathFailed`] events
+ * provide failure information for each MPP part in the payment.
+ *
+ * This event is provided once there are no further pending HTLCs for the payment and the
+ * payment is no longer retryable, either due to a several-block timeout or because
+ * [`ChannelManager::abandon_payment`] was previously called for the corresponding payment.
+ *
+ * [`ChannelManager::abandon_payment`]: crate::ln::channelmanager::ChannelManager::abandon_payment
+ */
+ public final static class PaymentFailed extends Event {
+ /**
+ * The id returned by [`ChannelManager::send_payment`] and used with
+ * [`ChannelManager::retry_payment`] and [`ChannelManager::abandon_payment`].
+ *
+ * [`ChannelManager::send_payment`]: crate::ln::channelmanager::ChannelManager::send_payment
+ * [`ChannelManager::retry_payment`]: crate::ln::channelmanager::ChannelManager::retry_payment
+ * [`ChannelManager::abandon_payment`]: crate::ln::channelmanager::ChannelManager::abandon_payment
+ */
+ public final byte[] payment_id;
+ /**
+ * The hash that was given to [`ChannelManager::send_payment`].
+ *
+ * [`ChannelManager::send_payment`]: crate::ln::channelmanager::ChannelManager::send_payment
+ */
+ public final byte[] payment_hash;
+ private PaymentFailed(long ptr, bindings.LDKEvent.PaymentFailed obj) {
+ super(null, ptr);
+ this.payment_id = obj.payment_id;
+ this.payment_hash = obj.payment_hash;
}
}
+ /**
+ * Used to indicate that [`ChannelManager::process_pending_htlc_forwards`] should be called at
+ * a time in the future.
+ *
+ * [`ChannelManager::process_pending_htlc_forwards`]: crate::ln::channelmanager::ChannelManager::process_pending_htlc_forwards
+ */
public final static class PendingHTLCsForwardable extends Event {
+ /**
+ * The minimum amount of time that should be waited prior to calling
+ * process_pending_htlc_forwards. To increase the effort required to correlate payments,
+ * you should wait a random amount of time in roughly the range (now + time_forwardable,
+ * now + 5*time_forwardable).
+ */
public final long time_forwardable;
private PendingHTLCsForwardable(long ptr, bindings.LDKEvent.PendingHTLCsForwardable obj) {
super(null, ptr);
this.time_forwardable = obj.time_forwardable;
}
}
+ /**
+ * Used to indicate that an output which you should know how to spend was confirmed on chain
+ * and is now spendable.
+ * Such an output will *not* ever be spent by rust-lightning, and are not at risk of your
+ * counterparty spending them due to some kind of timeout. Thus, you need to store them
+ * somewhere and spend them when you create on-chain transactions.
+ */
public final static class SpendableOutputs extends Event {
+ /**
+ * The outputs which you should store as spendable by you.
+ */
public final SpendableOutputDescriptor[] outputs;
private SpendableOutputs(long ptr, bindings.LDKEvent.SpendableOutputs obj) {
super(null, ptr);
long[] outputs = obj.outputs;
- SpendableOutputDescriptor[] arr_conv_27_arr = new SpendableOutputDescriptor[outputs.length];
- for (int b = 0; b < outputs.length; b++) {
- long arr_conv_27 = outputs[b];
- SpendableOutputDescriptor arr_conv_27_hu_conv = SpendableOutputDescriptor.constr_from_ptr(arr_conv_27);
- arr_conv_27_hu_conv.ptrs_to.add(this);
- arr_conv_27_arr[b] = arr_conv_27_hu_conv;
+ int outputs_conv_27_len = outputs.length;
+ SpendableOutputDescriptor[] outputs_conv_27_arr = new SpendableOutputDescriptor[outputs_conv_27_len];
+ for (int b = 0; b < outputs_conv_27_len; b++) {
+ long outputs_conv_27 = outputs[b];
+ org.ldk.structs.SpendableOutputDescriptor outputs_conv_27_hu_conv = org.ldk.structs.SpendableOutputDescriptor.constr_from_ptr(outputs_conv_27);
+ outputs_conv_27_hu_conv.ptrs_to.add(this);
+ outputs_conv_27_arr[b] = outputs_conv_27_hu_conv;
+ }
+ this.outputs = outputs_conv_27_arr;
+ }
+ }
+ /**
+ * This event is generated when a payment has been successfully forwarded through us and a
+ * forwarding fee earned.
+ */
+ public final static class PaymentForwarded extends Event {
+ /**
+ * The fee, in milli-satoshis, which was earned as a result of the payment.
+ *
+ * Note that if we force-closed the channel over which we forwarded an HTLC while the HTLC
+ * was pending, the amount the next hop claimed will have been rounded down to the nearest
+ * whole satoshi. Thus, the fee calculated here may be higher than expected as we still
+ * claimed the full value in millisatoshis from the source. In this case,
+ * `claim_from_onchain_tx` will be set.
+ *
+ * If the channel which sent us the payment has been force-closed, we will claim the funds
+ * via an on-chain transaction. In that case we do not yet know the on-chain transaction
+ * fees which we will spend and will instead set this to `None`. It is possible duplicate
+ * `PaymentForwarded` events are generated for the same payment iff `fee_earned_msat` is
+ * `None`.
+ */
+ public final org.ldk.structs.Option_u64Z fee_earned_msat;
+ /**
+ * If this is `true`, the forwarded HTLC was claimed by our counterparty via an on-chain
+ * transaction.
+ */
+ public final boolean claim_from_onchain_tx;
+ private PaymentForwarded(long ptr, bindings.LDKEvent.PaymentForwarded obj) {
+ super(null, ptr);
+ long fee_earned_msat = obj.fee_earned_msat;
+ org.ldk.structs.Option_u64Z fee_earned_msat_hu_conv = org.ldk.structs.Option_u64Z.constr_from_ptr(fee_earned_msat);
+ fee_earned_msat_hu_conv.ptrs_to.add(this);
+ this.fee_earned_msat = fee_earned_msat_hu_conv;
+ this.claim_from_onchain_tx = obj.claim_from_onchain_tx;
+ }
+ }
+ /**
+ * Used to indicate that a channel with the given `channel_id` is in the process of closure.
+ */
+ public final static class ChannelClosed extends Event {
+ /**
+ * The channel_id of the channel which has been closed. Note that on-chain transactions
+ * resolving the channel are likely still awaiting confirmation.
+ */
+ public final byte[] channel_id;
+ /**
+ * The `user_channel_id` value passed in to [`ChannelManager::create_channel`] for outbound
+ * channels, or to [`ChannelManager::accept_inbound_channel`] for inbound channels if
+ * [`UserConfig::manually_accept_inbound_channels`] config flag is set to true. Otherwise
+ * `user_channel_id` will be 0 for an inbound channel.
+ * This will always be zero for objects serialized with LDK versions prior to 0.0.102.
+ *
+ * [`ChannelManager::create_channel`]: crate::ln::channelmanager::ChannelManager::create_channel
+ * [`ChannelManager::accept_inbound_channel`]: crate::ln::channelmanager::ChannelManager::accept_inbound_channel
+ * [`UserConfig::manually_accept_inbound_channels`]: crate::util::config::UserConfig::manually_accept_inbound_channels
+ */
+ public final long user_channel_id;
+ /**
+ * The reason the channel was closed.
+ */
+ public final org.ldk.structs.ClosureReason reason;
+ private ChannelClosed(long ptr, bindings.LDKEvent.ChannelClosed obj) {
+ super(null, ptr);
+ this.channel_id = obj.channel_id;
+ this.user_channel_id = obj.user_channel_id;
+ long reason = obj.reason;
+ org.ldk.structs.ClosureReason reason_hu_conv = org.ldk.structs.ClosureReason.constr_from_ptr(reason);
+ reason_hu_conv.ptrs_to.add(this);
+ this.reason = reason_hu_conv;
+ }
+ }
+ /**
+ * Used to indicate to the user that they can abandon the funding transaction and recycle the
+ * inputs for another purpose.
+ */
+ public final static class DiscardFunding extends Event {
+ /**
+ * The channel_id of the channel which has been closed.
+ */
+ public final byte[] channel_id;
+ /**
+ * The full transaction received from the user
+ */
+ public final byte[] transaction;
+ private DiscardFunding(long ptr, bindings.LDKEvent.DiscardFunding obj) {
+ super(null, ptr);
+ this.channel_id = obj.channel_id;
+ this.transaction = obj.transaction;
+ }
+ }
+ /**
+ * Indicates that a path for an outbound payment was successful.
+ *
+ * Always generated after [`Event::PaymentSent`] and thus useful for scoring channels. See
+ * [`Event::PaymentSent`] for obtaining the payment preimage.
+ */
+ public final static class PaymentPathSuccessful extends Event {
+ /**
+ * The id returned by [`ChannelManager::send_payment`] and used with
+ * [`ChannelManager::retry_payment`].
+ *
+ * [`ChannelManager::send_payment`]: crate::ln::channelmanager::ChannelManager::send_payment
+ * [`ChannelManager::retry_payment`]: crate::ln::channelmanager::ChannelManager::retry_payment
+ */
+ public final byte[] payment_id;
+ /**
+ * The hash that was given to [`ChannelManager::send_payment`].
+ *
+ * [`ChannelManager::send_payment`]: crate::ln::channelmanager::ChannelManager::send_payment
+ *
+ * Note that this (or a relevant inner pointer) may be NULL or all-0s to represent None
+ */
+ @Nullable public final byte[] payment_hash;
+ /**
+ * The payment path that was successful.
+ *
+ * May contain a closed channel if the HTLC sent along the path was fulfilled on chain.
+ */
+ public final RouteHop[] path;
+ private PaymentPathSuccessful(long ptr, bindings.LDKEvent.PaymentPathSuccessful obj) {
+ super(null, ptr);
+ this.payment_id = obj.payment_id;
+ this.payment_hash = obj.payment_hash;
+ long[] path = obj.path;
+ int path_conv_10_len = path.length;
+ RouteHop[] path_conv_10_arr = new RouteHop[path_conv_10_len];
+ for (int k = 0; k < path_conv_10_len; k++) {
+ long path_conv_10 = path[k];
+ RouteHop path_conv_10_hu_conv = null; if (path_conv_10 < 0 || path_conv_10 > 4096) { path_conv_10_hu_conv = new RouteHop(null, path_conv_10); }
+ path_conv_10_hu_conv.ptrs_to.add(this);
+ path_conv_10_arr[k] = path_conv_10_hu_conv;
}
- this.outputs = arr_conv_27_arr;
+ this.path = path_conv_10_arr;
+ }
+ }
+ /**
+ * Indicates a request to open a new channel by a peer.
+ *
+ * To accept the request, call [`ChannelManager::accept_inbound_channel`]. To reject the
+ * request, call [`ChannelManager::force_close_channel`].
+ *
+ * The event is only triggered when a new open channel request is received and the
+ * [`UserConfig::manually_accept_inbound_channels`] config flag is set to true.
+ *
+ * [`ChannelManager::accept_inbound_channel`]: crate::ln::channelmanager::ChannelManager::accept_inbound_channel
+ * [`ChannelManager::force_close_channel`]: crate::ln::channelmanager::ChannelManager::force_close_channel
+ * [`UserConfig::manually_accept_inbound_channels`]: crate::util::config::UserConfig::manually_accept_inbound_channels
+ */
+ public final static class OpenChannelRequest extends Event {
+ /**
+ * The temporary channel ID of the channel requested to be opened.
+ *
+ * When responding to the request, the `temporary_channel_id` should be passed
+ * back to the ChannelManager with [`ChannelManager::accept_inbound_channel`] to accept,
+ * or to [`ChannelManager::force_close_channel`] to reject.
+ *
+ * [`ChannelManager::accept_inbound_channel`]: crate::ln::channelmanager::ChannelManager::accept_inbound_channel
+ * [`ChannelManager::force_close_channel`]: crate::ln::channelmanager::ChannelManager::force_close_channel
+ */
+ public final byte[] temporary_channel_id;
+ /**
+ * The node_id of the counterparty requesting to open the channel.
+ */
+ public final byte[] counterparty_node_id;
+ /**
+ * The channel value of the requested channel.
+ */
+ public final long funding_satoshis;
+ /**
+ * Our starting balance in the channel if the request is accepted, in milli-satoshi.
+ */
+ public final long push_msat;
+ /**
+ * The features that this channel will operate with. If you reject the channel, a
+ * well-behaved counterparty may automatically re-attempt the channel with a new set of
+ * feature flags.
+ *
+ * Note that if [`ChannelTypeFeatures::supports_scid_privacy`] returns true on this type,
+ * the resulting [`ChannelManager`] will not be readable by versions of LDK prior to
+ * 0.0.106.
+ *
+ * [`ChannelManager`]: crate::ln::channelmanager::ChannelManager
+ */
+ public final org.ldk.structs.ChannelTypeFeatures channel_type;
+ private OpenChannelRequest(long ptr, bindings.LDKEvent.OpenChannelRequest obj) {
+ super(null, ptr);
+ this.temporary_channel_id = obj.temporary_channel_id;
+ this.counterparty_node_id = obj.counterparty_node_id;
+ this.funding_satoshis = obj.funding_satoshis;
+ this.push_msat = obj.push_msat;
+ long channel_type = obj.channel_type;
+ ChannelTypeFeatures channel_type_hu_conv = null; if (channel_type < 0 || channel_type > 4096) { channel_type_hu_conv = new ChannelTypeFeatures(null, channel_type); }
+ channel_type_hu_conv.ptrs_to.add(this);
+ this.channel_type = channel_type_hu_conv;
}
}
+ long clone_ptr() {
+ long ret = bindings.Event_clone_ptr(this.ptr);
+ Reference.reachabilityFence(this);
+ return ret;
+ }
+
+ /**
+ * Creates a copy of the Event
+ */
+ public Event clone() {
+ long ret = bindings.Event_clone(this.ptr);
+ Reference.reachabilityFence(this);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Event ret_hu_conv = org.ldk.structs.Event.constr_from_ptr(ret);
+ ret_hu_conv.ptrs_to.add(this);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Utility method to constructs a new FundingGenerationReady-variant Event
+ */
+ public static Event funding_generation_ready(byte[] temporary_channel_id, long channel_value_satoshis, byte[] output_script, long user_channel_id) {
+ long ret = bindings.Event_funding_generation_ready(InternalUtils.check_arr_len(temporary_channel_id, 32), channel_value_satoshis, output_script, user_channel_id);
+ Reference.reachabilityFence(temporary_channel_id);
+ Reference.reachabilityFence(channel_value_satoshis);
+ Reference.reachabilityFence(output_script);
+ Reference.reachabilityFence(user_channel_id);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Event ret_hu_conv = org.ldk.structs.Event.constr_from_ptr(ret);
+ ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Utility method to constructs a new PaymentReceived-variant Event
+ */
+ public static Event payment_received(byte[] payment_hash, long amt, PaymentPurpose purpose) {
+ long ret = bindings.Event_payment_received(InternalUtils.check_arr_len(payment_hash, 32), amt, purpose.ptr);
+ Reference.reachabilityFence(payment_hash);
+ Reference.reachabilityFence(amt);
+ Reference.reachabilityFence(purpose);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Event ret_hu_conv = org.ldk.structs.Event.constr_from_ptr(ret);
+ ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Utility method to constructs a new PaymentSent-variant Event
+ */
+ public static Event payment_sent(byte[] payment_id, byte[] payment_preimage, byte[] payment_hash, Option_u64Z fee_paid_msat) {
+ long ret = bindings.Event_payment_sent(InternalUtils.check_arr_len(payment_id, 32), InternalUtils.check_arr_len(payment_preimage, 32), InternalUtils.check_arr_len(payment_hash, 32), fee_paid_msat.ptr);
+ Reference.reachabilityFence(payment_id);
+ Reference.reachabilityFence(payment_preimage);
+ Reference.reachabilityFence(payment_hash);
+ Reference.reachabilityFence(fee_paid_msat);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Event ret_hu_conv = org.ldk.structs.Event.constr_from_ptr(ret);
+ ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Utility method to constructs a new PaymentPathFailed-variant Event
+ */
+ public static Event payment_path_failed(byte[] payment_id, byte[] payment_hash, boolean rejected_by_dest, Option_NetworkUpdateZ network_update, boolean all_paths_failed, RouteHop[] path, Option_u64Z short_channel_id, RouteParameters retry) {
+ long ret = bindings.Event_payment_path_failed(InternalUtils.check_arr_len(payment_id, 32), InternalUtils.check_arr_len(payment_hash, 32), rejected_by_dest, network_update.ptr, all_paths_failed, path != null ? Arrays.stream(path).mapToLong(path_conv_10 -> path_conv_10 == null ? 0 : path_conv_10.ptr & ~1).toArray() : null, short_channel_id.ptr, retry == null ? 0 : retry.ptr & ~1);
+ Reference.reachabilityFence(payment_id);
+ Reference.reachabilityFence(payment_hash);
+ Reference.reachabilityFence(rejected_by_dest);
+ Reference.reachabilityFence(network_update);
+ Reference.reachabilityFence(all_paths_failed);
+ Reference.reachabilityFence(path);
+ Reference.reachabilityFence(short_channel_id);
+ Reference.reachabilityFence(retry);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Event ret_hu_conv = org.ldk.structs.Event.constr_from_ptr(ret);
+ ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Utility method to constructs a new PaymentFailed-variant Event
+ */
+ public static Event payment_failed(byte[] payment_id, byte[] payment_hash) {
+ long ret = bindings.Event_payment_failed(InternalUtils.check_arr_len(payment_id, 32), InternalUtils.check_arr_len(payment_hash, 32));
+ Reference.reachabilityFence(payment_id);
+ Reference.reachabilityFence(payment_hash);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Event ret_hu_conv = org.ldk.structs.Event.constr_from_ptr(ret);
+ ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Utility method to constructs a new PendingHTLCsForwardable-variant Event
+ */
+ public static Event pending_htlcs_forwardable(long time_forwardable) {
+ long ret = bindings.Event_pending_htlcs_forwardable(time_forwardable);
+ Reference.reachabilityFence(time_forwardable);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Event ret_hu_conv = org.ldk.structs.Event.constr_from_ptr(ret);
+ ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Utility method to constructs a new SpendableOutputs-variant Event
+ */
+ public static Event spendable_outputs(SpendableOutputDescriptor[] outputs) {
+ long ret = bindings.Event_spendable_outputs(outputs != null ? Arrays.stream(outputs).mapToLong(outputs_conv_27 -> outputs_conv_27.ptr).toArray() : null);
+ Reference.reachabilityFence(outputs);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Event ret_hu_conv = org.ldk.structs.Event.constr_from_ptr(ret);
+ ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Utility method to constructs a new PaymentForwarded-variant Event
+ */
+ public static Event payment_forwarded(Option_u64Z fee_earned_msat, boolean claim_from_onchain_tx) {
+ long ret = bindings.Event_payment_forwarded(fee_earned_msat.ptr, claim_from_onchain_tx);
+ Reference.reachabilityFence(fee_earned_msat);
+ Reference.reachabilityFence(claim_from_onchain_tx);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Event ret_hu_conv = org.ldk.structs.Event.constr_from_ptr(ret);
+ ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Utility method to constructs a new ChannelClosed-variant Event
+ */
+ public static Event channel_closed(byte[] channel_id, long user_channel_id, ClosureReason reason) {
+ long ret = bindings.Event_channel_closed(InternalUtils.check_arr_len(channel_id, 32), user_channel_id, reason.ptr);
+ Reference.reachabilityFence(channel_id);
+ Reference.reachabilityFence(user_channel_id);
+ Reference.reachabilityFence(reason);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Event ret_hu_conv = org.ldk.structs.Event.constr_from_ptr(ret);
+ ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Utility method to constructs a new DiscardFunding-variant Event
+ */
+ public static Event discard_funding(byte[] channel_id, byte[] transaction) {
+ long ret = bindings.Event_discard_funding(InternalUtils.check_arr_len(channel_id, 32), transaction);
+ Reference.reachabilityFence(channel_id);
+ Reference.reachabilityFence(transaction);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Event ret_hu_conv = org.ldk.structs.Event.constr_from_ptr(ret);
+ ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Utility method to constructs a new PaymentPathSuccessful-variant Event
+ */
+ public static Event payment_path_successful(byte[] payment_id, byte[] payment_hash, RouteHop[] path) {
+ long ret = bindings.Event_payment_path_successful(InternalUtils.check_arr_len(payment_id, 32), InternalUtils.check_arr_len(payment_hash, 32), path != null ? Arrays.stream(path).mapToLong(path_conv_10 -> path_conv_10 == null ? 0 : path_conv_10.ptr & ~1).toArray() : null);
+ Reference.reachabilityFence(payment_id);
+ Reference.reachabilityFence(payment_hash);
+ Reference.reachabilityFence(path);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Event ret_hu_conv = org.ldk.structs.Event.constr_from_ptr(ret);
+ ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Utility method to constructs a new OpenChannelRequest-variant Event
+ */
+ public static Event open_channel_request(byte[] temporary_channel_id, byte[] counterparty_node_id, long funding_satoshis, long push_msat, ChannelTypeFeatures channel_type) {
+ long ret = bindings.Event_open_channel_request(InternalUtils.check_arr_len(temporary_channel_id, 32), InternalUtils.check_arr_len(counterparty_node_id, 33), funding_satoshis, push_msat, channel_type == null ? 0 : channel_type.ptr & ~1);
+ Reference.reachabilityFence(temporary_channel_id);
+ Reference.reachabilityFence(counterparty_node_id);
+ Reference.reachabilityFence(funding_satoshis);
+ Reference.reachabilityFence(push_msat);
+ Reference.reachabilityFence(channel_type);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Event ret_hu_conv = org.ldk.structs.Event.constr_from_ptr(ret);
+ ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Serialize the Event object into a byte array which can be read by Event_read
+ */
+ public byte[] write() {
+ byte[] ret = bindings.Event_write(this.ptr);
+ Reference.reachabilityFence(this);
+ return ret;
+ }
+
}
projects / ldk-java / blobdiff