1 package org.ldk.structs;
3 import org.ldk.impl.bindings;
4 import org.ldk.enums.*;
6 import java.util.Arrays;
10 * Details of a channel, as returned by ChannelManager::list_channels and ChannelManager::list_usable_channels
12 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
13 public class ChannelDetails extends CommonBase {
14 ChannelDetails(Object _dummy, long ptr) { super(ptr); }
15 @Override @SuppressWarnings("deprecation")
16 protected void finalize() throws Throwable {
18 if (ptr != 0) { bindings.ChannelDetails_free(ptr); }
22 * The channel's ID (prior to funding transaction generation, this is a random 32 bytes,
23 * thereafter this is the txid of the funding transaction xor the funding transaction output).
24 * Note that this means this value is *not* persistent - it can change once during the
25 * lifetime of the channel.
27 public byte[] get_channel_id() {
28 byte[] ret = bindings.ChannelDetails_get_channel_id(this.ptr);
33 * The channel's ID (prior to funding transaction generation, this is a random 32 bytes,
34 * thereafter this is the txid of the funding transaction xor the funding transaction output).
35 * Note that this means this value is *not* persistent - it can change once during the
36 * lifetime of the channel.
38 public void set_channel_id(byte[] val) {
39 bindings.ChannelDetails_set_channel_id(this.ptr, val);
43 * Parameters which apply to our counterparty. See individual fields for more information.
45 public ChannelCounterparty get_counterparty() {
46 long ret = bindings.ChannelDetails_get_counterparty(this.ptr);
47 ChannelCounterparty ret_hu_conv = new ChannelCounterparty(null, ret);
48 ret_hu_conv.ptrs_to.add(this);
53 * Parameters which apply to our counterparty. See individual fields for more information.
55 public void set_counterparty(ChannelCounterparty val) {
56 bindings.ChannelDetails_set_counterparty(this.ptr, val == null ? 0 : val.ptr & ~1);
57 this.ptrs_to.add(val);
61 * The Channel's funding transaction output, if we've negotiated the funding transaction with
62 * our counterparty already.
64 * Note that, if this has been set, `channel_id` will be equivalent to
65 * `funding_txo.unwrap().to_channel_id()`.
67 public OutPoint get_funding_txo() {
68 long ret = bindings.ChannelDetails_get_funding_txo(this.ptr);
69 OutPoint ret_hu_conv = new OutPoint(null, ret);
70 ret_hu_conv.ptrs_to.add(this);
75 * The Channel's funding transaction output, if we've negotiated the funding transaction with
76 * our counterparty already.
78 * Note that, if this has been set, `channel_id` will be equivalent to
79 * `funding_txo.unwrap().to_channel_id()`.
81 public void set_funding_txo(OutPoint val) {
82 bindings.ChannelDetails_set_funding_txo(this.ptr, val == null ? 0 : val.ptr & ~1);
83 this.ptrs_to.add(val);
87 * The position of the funding transaction in the chain. None if the funding transaction has
88 * not yet been confirmed and the channel fully opened.
90 public Option_u64Z get_short_channel_id() {
91 long ret = bindings.ChannelDetails_get_short_channel_id(this.ptr);
92 Option_u64Z ret_hu_conv = Option_u64Z.constr_from_ptr(ret);
93 ret_hu_conv.ptrs_to.add(this);
98 * The position of the funding transaction in the chain. None if the funding transaction has
99 * not yet been confirmed and the channel fully opened.
101 public void set_short_channel_id(Option_u64Z val) {
102 bindings.ChannelDetails_set_short_channel_id(this.ptr, val.ptr);
106 * The value, in satoshis, of this channel as appears in the funding output
108 public long get_channel_value_satoshis() {
109 long ret = bindings.ChannelDetails_get_channel_value_satoshis(this.ptr);
114 * The value, in satoshis, of this channel as appears in the funding output
116 public void set_channel_value_satoshis(long val) {
117 bindings.ChannelDetails_set_channel_value_satoshis(this.ptr, val);
121 * The value, in satoshis, that must always be held in the channel for us. This value ensures
122 * that if we broadcast a revoked state, our counterparty can punish us by claiming at least
123 * this value on chain.
125 * This value is not included in [`outbound_capacity_msat`] as it can never be spent.
127 * This value will be `None` for outbound channels until the counterparty accepts the channel.
129 * [`outbound_capacity_msat`]: ChannelDetails::outbound_capacity_msat
131 public Option_u64Z get_unspendable_punishment_reserve() {
132 long ret = bindings.ChannelDetails_get_unspendable_punishment_reserve(this.ptr);
133 Option_u64Z ret_hu_conv = Option_u64Z.constr_from_ptr(ret);
134 ret_hu_conv.ptrs_to.add(this);
139 * The value, in satoshis, that must always be held in the channel for us. This value ensures
140 * that if we broadcast a revoked state, our counterparty can punish us by claiming at least
141 * this value on chain.
143 * This value is not included in [`outbound_capacity_msat`] as it can never be spent.
145 * This value will be `None` for outbound channels until the counterparty accepts the channel.
147 * [`outbound_capacity_msat`]: ChannelDetails::outbound_capacity_msat
149 public void set_unspendable_punishment_reserve(Option_u64Z val) {
150 bindings.ChannelDetails_set_unspendable_punishment_reserve(this.ptr, val.ptr);
154 * The user_id passed in to create_channel, or 0 if the channel was inbound.
156 public long get_user_id() {
157 long ret = bindings.ChannelDetails_get_user_id(this.ptr);
162 * The user_id passed in to create_channel, or 0 if the channel was inbound.
164 public void set_user_id(long val) {
165 bindings.ChannelDetails_set_user_id(this.ptr, val);
169 * The available outbound capacity for sending HTLCs to the remote peer. This does not include
170 * any pending HTLCs which are not yet fully resolved (and, thus, who's balance is not
171 * available for inclusion in new outbound HTLCs). This further does not include any pending
172 * outgoing HTLCs which are awaiting some other resolution to be sent.
174 * This value is not exact. Due to various in-flight changes, feerate changes, and our
175 * conflict-avoidance policy, exactly this amount is not likely to be spendable. However, we
176 * should be able to spend nearly this amount.
178 public long get_outbound_capacity_msat() {
179 long ret = bindings.ChannelDetails_get_outbound_capacity_msat(this.ptr);
184 * The available outbound capacity for sending HTLCs to the remote peer. This does not include
185 * any pending HTLCs which are not yet fully resolved (and, thus, who's balance is not
186 * available for inclusion in new outbound HTLCs). This further does not include any pending
187 * outgoing HTLCs which are awaiting some other resolution to be sent.
189 * This value is not exact. Due to various in-flight changes, feerate changes, and our
190 * conflict-avoidance policy, exactly this amount is not likely to be spendable. However, we
191 * should be able to spend nearly this amount.
193 public void set_outbound_capacity_msat(long val) {
194 bindings.ChannelDetails_set_outbound_capacity_msat(this.ptr, val);
198 * The available inbound capacity for the remote peer to send HTLCs to us. This does not
199 * include any pending HTLCs which are not yet fully resolved (and, thus, who's balance is not
200 * available for inclusion in new inbound HTLCs).
201 * Note that there are some corner cases not fully handled here, so the actual available
202 * inbound capacity may be slightly higher than this.
204 * This value is not exact. Due to various in-flight changes, feerate changes, and our
205 * counterparty's conflict-avoidance policy, exactly this amount is not likely to be spendable.
206 * However, our counterparty should be able to spend nearly this amount.
208 public long get_inbound_capacity_msat() {
209 long ret = bindings.ChannelDetails_get_inbound_capacity_msat(this.ptr);
214 * The available inbound capacity for the remote peer to send HTLCs to us. This does not
215 * include any pending HTLCs which are not yet fully resolved (and, thus, who's balance is not
216 * available for inclusion in new inbound HTLCs).
217 * Note that there are some corner cases not fully handled here, so the actual available
218 * inbound capacity may be slightly higher than this.
220 * This value is not exact. Due to various in-flight changes, feerate changes, and our
221 * counterparty's conflict-avoidance policy, exactly this amount is not likely to be spendable.
222 * However, our counterparty should be able to spend nearly this amount.
224 public void set_inbound_capacity_msat(long val) {
225 bindings.ChannelDetails_set_inbound_capacity_msat(this.ptr, val);
229 * The number of required confirmations on the funding transaction before the funding will be
230 * considered \"locked\". This number is selected by the channel fundee (i.e. us if
231 * [`is_outbound`] is *not* set), and can be selected for inbound channels with
232 * [`ChannelHandshakeConfig::minimum_depth`] or limited for outbound channels with
233 * [`ChannelHandshakeLimits::max_minimum_depth`].
235 * This value will be `None` for outbound channels until the counterparty accepts the channel.
237 * [`is_outbound`]: ChannelDetails::is_outbound
238 * [`ChannelHandshakeConfig::minimum_depth`]: crate::util::config::ChannelHandshakeConfig::minimum_depth
239 * [`ChannelHandshakeLimits::max_minimum_depth`]: crate::util::config::ChannelHandshakeLimits::max_minimum_depth
241 public Option_u32Z get_confirmations_required() {
242 long ret = bindings.ChannelDetails_get_confirmations_required(this.ptr);
243 Option_u32Z ret_hu_conv = Option_u32Z.constr_from_ptr(ret);
244 ret_hu_conv.ptrs_to.add(this);
249 * The number of required confirmations on the funding transaction before the funding will be
250 * considered \"locked\". This number is selected by the channel fundee (i.e. us if
251 * [`is_outbound`] is *not* set), and can be selected for inbound channels with
252 * [`ChannelHandshakeConfig::minimum_depth`] or limited for outbound channels with
253 * [`ChannelHandshakeLimits::max_minimum_depth`].
255 * This value will be `None` for outbound channels until the counterparty accepts the channel.
257 * [`is_outbound`]: ChannelDetails::is_outbound
258 * [`ChannelHandshakeConfig::minimum_depth`]: crate::util::config::ChannelHandshakeConfig::minimum_depth
259 * [`ChannelHandshakeLimits::max_minimum_depth`]: crate::util::config::ChannelHandshakeLimits::max_minimum_depth
261 public void set_confirmations_required(Option_u32Z val) {
262 bindings.ChannelDetails_set_confirmations_required(this.ptr, val.ptr);
266 * The number of blocks (after our commitment transaction confirms) that we will need to wait
267 * until we can claim our funds after we force-close the channel. During this time our
268 * counterparty is allowed to punish us if we broadcasted a stale state. If our counterparty
269 * force-closes the channel and broadcasts a commitment transaction we do not have to wait any
270 * time to claim our non-HTLC-encumbered funds.
272 * This value will be `None` for outbound channels until the counterparty accepts the channel.
274 public Option_u16Z get_force_close_spend_delay() {
275 long ret = bindings.ChannelDetails_get_force_close_spend_delay(this.ptr);
276 Option_u16Z ret_hu_conv = Option_u16Z.constr_from_ptr(ret);
277 ret_hu_conv.ptrs_to.add(this);
282 * The number of blocks (after our commitment transaction confirms) that we will need to wait
283 * until we can claim our funds after we force-close the channel. During this time our
284 * counterparty is allowed to punish us if we broadcasted a stale state. If our counterparty
285 * force-closes the channel and broadcasts a commitment transaction we do not have to wait any
286 * time to claim our non-HTLC-encumbered funds.
288 * This value will be `None` for outbound channels until the counterparty accepts the channel.
290 public void set_force_close_spend_delay(Option_u16Z val) {
291 bindings.ChannelDetails_set_force_close_spend_delay(this.ptr, val.ptr);
295 * True if the channel was initiated (and thus funded) by us.
297 public boolean get_is_outbound() {
298 boolean ret = bindings.ChannelDetails_get_is_outbound(this.ptr);
303 * True if the channel was initiated (and thus funded) by us.
305 public void set_is_outbound(boolean val) {
306 bindings.ChannelDetails_set_is_outbound(this.ptr, val);
310 * True if the channel is confirmed, funding_locked messages have been exchanged, and the
311 * channel is not currently being shut down. `funding_locked` message exchange implies the
312 * required confirmation count has been reached (and we were connected to the peer at some
313 * point after the funding transaction received enough confirmations). The required
314 * confirmation count is provided in [`confirmations_required`].
316 * [`confirmations_required`]: ChannelDetails::confirmations_required
318 public boolean get_is_funding_locked() {
319 boolean ret = bindings.ChannelDetails_get_is_funding_locked(this.ptr);
324 * True if the channel is confirmed, funding_locked messages have been exchanged, and the
325 * channel is not currently being shut down. `funding_locked` message exchange implies the
326 * required confirmation count has been reached (and we were connected to the peer at some
327 * point after the funding transaction received enough confirmations). The required
328 * confirmation count is provided in [`confirmations_required`].
330 * [`confirmations_required`]: ChannelDetails::confirmations_required
332 public void set_is_funding_locked(boolean val) {
333 bindings.ChannelDetails_set_is_funding_locked(this.ptr, val);
337 * True if the channel is (a) confirmed and funding_locked messages have been exchanged, (b)
338 * the peer is connected, and (c) the channel is not currently negotiating a shutdown.
340 * This is a strict superset of `is_funding_locked`.
342 public boolean get_is_usable() {
343 boolean ret = bindings.ChannelDetails_get_is_usable(this.ptr);
348 * True if the channel is (a) confirmed and funding_locked messages have been exchanged, (b)
349 * the peer is connected, and (c) the channel is not currently negotiating a shutdown.
351 * This is a strict superset of `is_funding_locked`.
353 public void set_is_usable(boolean val) {
354 bindings.ChannelDetails_set_is_usable(this.ptr, val);
358 * True if this channel is (or will be) publicly-announced.
360 public boolean get_is_public() {
361 boolean ret = bindings.ChannelDetails_get_is_public(this.ptr);
366 * True if this channel is (or will be) publicly-announced.
368 public void set_is_public(boolean val) {
369 bindings.ChannelDetails_set_is_public(this.ptr, val);
373 * Constructs a new ChannelDetails given each field
375 public static ChannelDetails of(byte[] channel_id_arg, ChannelCounterparty counterparty_arg, OutPoint funding_txo_arg, Option_u64Z short_channel_id_arg, long channel_value_satoshis_arg, Option_u64Z unspendable_punishment_reserve_arg, long user_id_arg, long outbound_capacity_msat_arg, long inbound_capacity_msat_arg, Option_u32Z confirmations_required_arg, Option_u16Z force_close_spend_delay_arg, boolean is_outbound_arg, boolean is_funding_locked_arg, boolean is_usable_arg, boolean is_public_arg) {
376 long ret = bindings.ChannelDetails_new(channel_id_arg, counterparty_arg == null ? 0 : counterparty_arg.ptr & ~1, funding_txo_arg == null ? 0 : funding_txo_arg.ptr & ~1, short_channel_id_arg.ptr, channel_value_satoshis_arg, unspendable_punishment_reserve_arg.ptr, user_id_arg, outbound_capacity_msat_arg, inbound_capacity_msat_arg, confirmations_required_arg.ptr, force_close_spend_delay_arg.ptr, is_outbound_arg, is_funding_locked_arg, is_usable_arg, is_public_arg);
377 ChannelDetails ret_hu_conv = new ChannelDetails(null, ret);
378 ret_hu_conv.ptrs_to.add(ret_hu_conv);
379 ret_hu_conv.ptrs_to.add(counterparty_arg);
380 ret_hu_conv.ptrs_to.add(funding_txo_arg);
385 * Creates a copy of the ChannelDetails
387 public ChannelDetails clone() {
388 long ret = bindings.ChannelDetails_clone(this.ptr);
389 ChannelDetails ret_hu_conv = new ChannelDetails(null, ret);
390 ret_hu_conv.ptrs_to.add(this);