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 * This class tracks the per-transaction information needed to build a closing transaction and will
13 * actually build it and sign.
15 * This class can be used inside a signer implementation to generate a signature given the relevant
18 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
19 public class ClosingTransaction extends CommonBase {
20 ClosingTransaction(Object _dummy, long ptr) { super(ptr); }
21 @Override @SuppressWarnings("deprecation")
22 protected void finalize() throws Throwable {
24 if (ptr != 0) { bindings.ClosingTransaction_free(ptr); }
28 long ret = bindings.ClosingTransaction_clone_ptr(this.ptr);
29 Reference.reachabilityFence(this);
34 * Creates a copy of the ClosingTransaction
36 public ClosingTransaction clone() {
37 long ret = bindings.ClosingTransaction_clone(this.ptr);
38 Reference.reachabilityFence(this);
39 if (ret >= 0 && ret <= 4096) { return null; }
40 ClosingTransaction ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new ClosingTransaction(null, ret); }
41 ret_hu_conv.ptrs_to.add(this);
46 * Checks if two ClosingTransactions contain equal inner contents.
49 long ret = bindings.ClosingTransaction_hash(this.ptr);
50 Reference.reachabilityFence(this);
54 @Override public int hashCode() {
55 return (int)this.hash();
58 * Construct an object of the class
60 public static ClosingTransaction of(long to_holder_value_sat, long to_counterparty_value_sat, byte[] to_holder_script, byte[] to_counterparty_script, OutPoint funding_outpoint) {
61 long ret = bindings.ClosingTransaction_new(to_holder_value_sat, to_counterparty_value_sat, to_holder_script, to_counterparty_script, funding_outpoint == null ? 0 : funding_outpoint.ptr & ~1);
62 Reference.reachabilityFence(to_holder_value_sat);
63 Reference.reachabilityFence(to_counterparty_value_sat);
64 Reference.reachabilityFence(to_holder_script);
65 Reference.reachabilityFence(to_counterparty_script);
66 Reference.reachabilityFence(funding_outpoint);
67 if (ret >= 0 && ret <= 4096) { return null; }
68 ClosingTransaction ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new ClosingTransaction(null, ret); }
69 ret_hu_conv.ptrs_to.add(ret_hu_conv);
74 * Trust our pre-built transaction.
76 * Applies a wrapper which allows access to the transaction.
78 * This should only be used if you fully trust the builder of this object. It should not
79 * be used by an external signer - instead use the verify function.
81 public TrustedClosingTransaction trust() {
82 long ret = bindings.ClosingTransaction_trust(this.ptr);
83 Reference.reachabilityFence(this);
84 if (ret >= 0 && ret <= 4096) { return null; }
85 TrustedClosingTransaction ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new TrustedClosingTransaction(null, ret); }
86 ret_hu_conv.ptrs_to.add(this);
91 * Verify our pre-built transaction.
93 * Applies a wrapper which allows access to the transaction.
95 * An external validating signer must call this method before signing
96 * or using the built transaction.
98 public Result_TrustedClosingTransactionNoneZ verify(OutPoint funding_outpoint) {
99 long ret = bindings.ClosingTransaction_verify(this.ptr, funding_outpoint == null ? 0 : funding_outpoint.ptr & ~1);
100 Reference.reachabilityFence(this);
101 Reference.reachabilityFence(funding_outpoint);
102 if (ret >= 0 && ret <= 4096) { return null; }
103 Result_TrustedClosingTransactionNoneZ ret_hu_conv = Result_TrustedClosingTransactionNoneZ.constr_from_ptr(ret);
108 * The value to be sent to the holder, or zero if the output will be omitted
110 public long to_holder_value_sat() {
111 long ret = bindings.ClosingTransaction_to_holder_value_sat(this.ptr);
112 Reference.reachabilityFence(this);
117 * The value to be sent to the counterparty, or zero if the output will be omitted
119 public long to_counterparty_value_sat() {
120 long ret = bindings.ClosingTransaction_to_counterparty_value_sat(this.ptr);
121 Reference.reachabilityFence(this);
126 * The destination of the holder's output
128 public byte[] to_holder_script() {
129 byte[] ret = bindings.ClosingTransaction_to_holder_script(this.ptr);
130 Reference.reachabilityFence(this);
135 * The destination of the counterparty's output
137 public byte[] to_counterparty_script() {
138 byte[] ret = bindings.ClosingTransaction_to_counterparty_script(this.ptr);
139 Reference.reachabilityFence(this);