_ Git - ldk-java/blob - src/main/java/org/ldk/structs/HolderCommitmentTransaction.java

   1 package org.ldk.structs;
   2
   3 import org.ldk.impl.bindings;
   4 import org.ldk.enums.*;
   5 import org.ldk.util.*;
   6 import java.util.Arrays;
   7
   8
   9 /**
  10  * Information needed to build and sign a holder's commitment transaction.
  11  *
  12  * The transaction is only signed once we are ready to broadcast.
  13  */
  14 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
  15 public class HolderCommitmentTransaction extends CommonBase {
  16         HolderCommitmentTransaction(Object _dummy, long ptr) { super(ptr); }
  17         @Override @SuppressWarnings("deprecation")
  18         protected void finalize() throws Throwable {
  19                 super.finalize();
  20                 if (ptr != 0) { bindings.HolderCommitmentTransaction_free(ptr); }
  21         }
  22
  23         /**
  24          * Our counterparty's signature for the transaction
  25          */
  26         public byte[] get_counterparty_sig() {
  27                 byte[] ret = bindings.HolderCommitmentTransaction_get_counterparty_sig(this.ptr);
  28                 return ret;
  29         }
  30
  31         /**
  32          * Our counterparty's signature for the transaction
  33          */
  34         public void set_counterparty_sig(byte[] val) {
  35                 bindings.HolderCommitmentTransaction_set_counterparty_sig(this.ptr, val);
  36         }
  37
  38         /**
  39          * All non-dust counterparty HTLC signatures, in the order they appear in the transaction
  40          */
  41         public void set_counterparty_htlc_sigs(byte[][] val) {
  42                 bindings.HolderCommitmentTransaction_set_counterparty_htlc_sigs(this.ptr, val);
  43         }
  44
  45         /**
  46          * Creates a copy of the HolderCommitmentTransaction
  47          */
  48         public HolderCommitmentTransaction clone() {
  49                 long ret = bindings.HolderCommitmentTransaction_clone(this.ptr);
  50                 HolderCommitmentTransaction ret_hu_conv = new HolderCommitmentTransaction(null, ret);
  51                 ret_hu_conv.ptrs_to.add(this);
  52                 return ret_hu_conv;
  53         }
  54
  55         /**
  56          * Serialize the HolderCommitmentTransaction object into a byte array which can be read by HolderCommitmentTransaction_read
  57          */
  58         public byte[] write() {
  59                 byte[] ret = bindings.HolderCommitmentTransaction_write(this.ptr);
  60                 return ret;
  61         }
  62
  63         /**
  64          * Read a HolderCommitmentTransaction from a byte array, created by HolderCommitmentTransaction_write
  65          */
  66         public static Result_HolderCommitmentTransactionDecodeErrorZ read(byte[] ser) {
  67                 long ret = bindings.HolderCommitmentTransaction_read(ser);
  68                 Result_HolderCommitmentTransactionDecodeErrorZ ret_hu_conv = Result_HolderCommitmentTransactionDecodeErrorZ.constr_from_ptr(ret);
  69                 return ret_hu_conv;
  70         }
  71
  72         /**
  73          * Create a new holder transaction with the given counterparty signatures.
  74          * The funding keys are used to figure out which signature should go first when building the transaction for broadcast.
  75          */
  76         public static HolderCommitmentTransaction of(CommitmentTransaction commitment_tx, byte[] counterparty_sig, byte[][] counterparty_htlc_sigs, byte[] holder_funding_key, byte[] counterparty_funding_key) {
  77                 long ret = bindings.HolderCommitmentTransaction_new(commitment_tx == null ? 0 : commitment_tx.ptr & ~1, counterparty_sig, counterparty_htlc_sigs, holder_funding_key, counterparty_funding_key);
  78                 HolderCommitmentTransaction ret_hu_conv = new HolderCommitmentTransaction(null, ret);
  79                 ret_hu_conv.ptrs_to.add(ret_hu_conv);
  80                 ret_hu_conv.ptrs_to.add(commitment_tx);
  81                 return ret_hu_conv;
  82         }
  83
  84 }