1 package org.ldk.structs;
3 import org.ldk.impl.bindings;
4 import org.ldk.enums.*;
6 import java.util.Arrays;
7 import java.lang.ref.Reference;
8 import javax.annotation.Nullable;
12 * Per-channel data used to build transactions in conjunction with the per-commitment data (CommitmentTransaction).
13 * The fields are organized by holder/counterparty.
15 * Normally, this is converted to the broadcaster/countersignatory-organized DirectedChannelTransactionParameters
16 * before use, via the as_holder_broadcastable and as_counterparty_broadcastable functions.
18 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
19 public class ChannelTransactionParameters extends CommonBase {
20 ChannelTransactionParameters(Object _dummy, long ptr) { super(ptr); }
21 @Override @SuppressWarnings("deprecation")
22 protected void finalize() throws Throwable {
24 if (ptr != 0) { bindings.ChannelTransactionParameters_free(ptr); }
30 public ChannelPublicKeys get_holder_pubkeys() {
31 long ret = bindings.ChannelTransactionParameters_get_holder_pubkeys(this.ptr);
32 Reference.reachabilityFence(this);
33 if (ret >= 0 && ret <= 4096) { return null; }
34 org.ldk.structs.ChannelPublicKeys ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.ChannelPublicKeys(null, ret); }
35 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
42 public void set_holder_pubkeys(org.ldk.structs.ChannelPublicKeys val) {
43 bindings.ChannelTransactionParameters_set_holder_pubkeys(this.ptr, val == null ? 0 : val.ptr);
44 Reference.reachabilityFence(this);
45 Reference.reachabilityFence(val);
46 if (this != null) { this.ptrs_to.add(val); };
50 * The contest delay selected by the holder, which applies to counterparty-broadcast transactions
52 public short get_holder_selected_contest_delay() {
53 short ret = bindings.ChannelTransactionParameters_get_holder_selected_contest_delay(this.ptr);
54 Reference.reachabilityFence(this);
59 * The contest delay selected by the holder, which applies to counterparty-broadcast transactions
61 public void set_holder_selected_contest_delay(short val) {
62 bindings.ChannelTransactionParameters_set_holder_selected_contest_delay(this.ptr, val);
63 Reference.reachabilityFence(this);
64 Reference.reachabilityFence(val);
68 * Whether the holder is the initiator of this channel.
69 * This is an input to the commitment number obscure factor computation.
71 public boolean get_is_outbound_from_holder() {
72 boolean ret = bindings.ChannelTransactionParameters_get_is_outbound_from_holder(this.ptr);
73 Reference.reachabilityFence(this);
78 * Whether the holder is the initiator of this channel.
79 * This is an input to the commitment number obscure factor computation.
81 public void set_is_outbound_from_holder(boolean val) {
82 bindings.ChannelTransactionParameters_set_is_outbound_from_holder(this.ptr, val);
83 Reference.reachabilityFence(this);
84 Reference.reachabilityFence(val);
88 * The late-bound counterparty channel transaction parameters.
89 * These parameters are populated at the point in the protocol where the counterparty provides them.
91 * Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None
94 public CounterpartyChannelTransactionParameters get_counterparty_parameters() {
95 long ret = bindings.ChannelTransactionParameters_get_counterparty_parameters(this.ptr);
96 Reference.reachabilityFence(this);
97 if (ret >= 0 && ret <= 4096) { return null; }
98 org.ldk.structs.CounterpartyChannelTransactionParameters ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.CounterpartyChannelTransactionParameters(null, ret); }
99 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
104 * The late-bound counterparty channel transaction parameters.
105 * These parameters are populated at the point in the protocol where the counterparty provides them.
107 * Note that val (or a relevant inner pointer) may be NULL or all-0s to represent None
109 public void set_counterparty_parameters(@Nullable org.ldk.structs.CounterpartyChannelTransactionParameters val) {
110 bindings.ChannelTransactionParameters_set_counterparty_parameters(this.ptr, val == null ? 0 : val.ptr);
111 Reference.reachabilityFence(this);
112 Reference.reachabilityFence(val);
113 if (this != null) { this.ptrs_to.add(val); };
117 * The late-bound funding outpoint
119 * Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None
122 public OutPoint get_funding_outpoint() {
123 long ret = bindings.ChannelTransactionParameters_get_funding_outpoint(this.ptr);
124 Reference.reachabilityFence(this);
125 if (ret >= 0 && ret <= 4096) { return null; }
126 org.ldk.structs.OutPoint ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.OutPoint(null, ret); }
127 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
132 * The late-bound funding outpoint
134 * Note that val (or a relevant inner pointer) may be NULL or all-0s to represent None
136 public void set_funding_outpoint(@Nullable org.ldk.structs.OutPoint val) {
137 bindings.ChannelTransactionParameters_set_funding_outpoint(this.ptr, val == null ? 0 : val.ptr);
138 Reference.reachabilityFence(this);
139 Reference.reachabilityFence(val);
140 if (this != null) { this.ptrs_to.add(val); };
144 * Are anchors (zero fee HTLC transaction variant) used for this channel. Boolean is
145 * serialization backwards-compatible.
147 public COption_NoneZ get_opt_anchors() {
148 COption_NoneZ ret = bindings.ChannelTransactionParameters_get_opt_anchors(this.ptr);
149 Reference.reachabilityFence(this);
154 * Are anchors (zero fee HTLC transaction variant) used for this channel. Boolean is
155 * serialization backwards-compatible.
157 public void set_opt_anchors(org.ldk.enums.COption_NoneZ val) {
158 bindings.ChannelTransactionParameters_set_opt_anchors(this.ptr, val);
159 Reference.reachabilityFence(this);
160 Reference.reachabilityFence(val);
164 * Are non-zero-fee anchors are enabled (used in conjuction with opt_anchors)
165 * It is intended merely for backwards compatibility with signers that need it.
166 * There is no support for this feature in LDK channel negotiation.
168 public COption_NoneZ get_opt_non_zero_fee_anchors() {
169 COption_NoneZ ret = bindings.ChannelTransactionParameters_get_opt_non_zero_fee_anchors(this.ptr);
170 Reference.reachabilityFence(this);
175 * Are non-zero-fee anchors are enabled (used in conjuction with opt_anchors)
176 * It is intended merely for backwards compatibility with signers that need it.
177 * There is no support for this feature in LDK channel negotiation.
179 public void set_opt_non_zero_fee_anchors(org.ldk.enums.COption_NoneZ val) {
180 bindings.ChannelTransactionParameters_set_opt_non_zero_fee_anchors(this.ptr, val);
181 Reference.reachabilityFence(this);
182 Reference.reachabilityFence(val);
186 * Constructs a new ChannelTransactionParameters given each field
188 public static ChannelTransactionParameters of(org.ldk.structs.ChannelPublicKeys holder_pubkeys_arg, short holder_selected_contest_delay_arg, boolean is_outbound_from_holder_arg, org.ldk.structs.CounterpartyChannelTransactionParameters counterparty_parameters_arg, org.ldk.structs.OutPoint funding_outpoint_arg, org.ldk.enums.COption_NoneZ opt_anchors_arg, org.ldk.enums.COption_NoneZ opt_non_zero_fee_anchors_arg) {
189 long ret = bindings.ChannelTransactionParameters_new(holder_pubkeys_arg == null ? 0 : holder_pubkeys_arg.ptr, holder_selected_contest_delay_arg, is_outbound_from_holder_arg, counterparty_parameters_arg == null ? 0 : counterparty_parameters_arg.ptr, funding_outpoint_arg == null ? 0 : funding_outpoint_arg.ptr, opt_anchors_arg, opt_non_zero_fee_anchors_arg);
190 Reference.reachabilityFence(holder_pubkeys_arg);
191 Reference.reachabilityFence(holder_selected_contest_delay_arg);
192 Reference.reachabilityFence(is_outbound_from_holder_arg);
193 Reference.reachabilityFence(counterparty_parameters_arg);
194 Reference.reachabilityFence(funding_outpoint_arg);
195 Reference.reachabilityFence(opt_anchors_arg);
196 Reference.reachabilityFence(opt_non_zero_fee_anchors_arg);
197 if (ret >= 0 && ret <= 4096) { return null; }
198 org.ldk.structs.ChannelTransactionParameters ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.ChannelTransactionParameters(null, ret); }
199 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(ret_hu_conv); };
200 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(holder_pubkeys_arg); };
201 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(counterparty_parameters_arg); };
202 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(funding_outpoint_arg); };
207 long ret = bindings.ChannelTransactionParameters_clone_ptr(this.ptr);
208 Reference.reachabilityFence(this);
213 * Creates a copy of the ChannelTransactionParameters
215 public ChannelTransactionParameters clone() {
216 long ret = bindings.ChannelTransactionParameters_clone(this.ptr);
217 Reference.reachabilityFence(this);
218 if (ret >= 0 && ret <= 4096) { return null; }
219 org.ldk.structs.ChannelTransactionParameters ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.ChannelTransactionParameters(null, ret); }
220 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
225 * Whether the late bound parameters are populated.
227 public boolean is_populated() {
228 boolean ret = bindings.ChannelTransactionParameters_is_populated(this.ptr);
229 Reference.reachabilityFence(this);
234 * Convert the holder/counterparty parameters to broadcaster/countersignatory-organized parameters,
235 * given that the holder is the broadcaster.
237 * self.is_populated() must be true before calling this function.
239 public DirectedChannelTransactionParameters as_holder_broadcastable() {
240 long ret = bindings.ChannelTransactionParameters_as_holder_broadcastable(this.ptr);
241 Reference.reachabilityFence(this);
242 if (ret >= 0 && ret <= 4096) { return null; }
243 org.ldk.structs.DirectedChannelTransactionParameters ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.DirectedChannelTransactionParameters(null, ret); }
244 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
249 * Convert the holder/counterparty parameters to broadcaster/countersignatory-organized parameters,
250 * given that the counterparty is the broadcaster.
252 * self.is_populated() must be true before calling this function.
254 public DirectedChannelTransactionParameters as_counterparty_broadcastable() {
255 long ret = bindings.ChannelTransactionParameters_as_counterparty_broadcastable(this.ptr);
256 Reference.reachabilityFence(this);
257 if (ret >= 0 && ret <= 4096) { return null; }
258 org.ldk.structs.DirectedChannelTransactionParameters ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.DirectedChannelTransactionParameters(null, ret); }
259 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
264 * Serialize the ChannelTransactionParameters object into a byte array which can be read by ChannelTransactionParameters_read
266 public byte[] write() {
267 byte[] ret = bindings.ChannelTransactionParameters_write(this.ptr);
268 Reference.reachabilityFence(this);
273 * Read a ChannelTransactionParameters from a byte array, created by ChannelTransactionParameters_write
275 public static Result_ChannelTransactionParametersDecodeErrorZ read(byte[] ser) {
276 long ret = bindings.ChannelTransactionParameters_read(ser);
277 Reference.reachabilityFence(ser);
278 if (ret >= 0 && ret <= 4096) { return null; }
279 Result_ChannelTransactionParametersDecodeErrorZ ret_hu_conv = Result_ChannelTransactionParametersDecodeErrorZ.constr_from_ptr(ret);