_ Git - ldk-java/blob - src/main/java/org/ldk/structs/TrustedCommitmentTransaction.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  * A wrapper on CommitmentTransaction indicating that the derived fields (the built bitcoin
  11  * transaction and the transaction creation keys) are trusted.
  12  *
  13  * See trust() and verify() functions on CommitmentTransaction.
  14  *
  15  * This structure implements Deref.
  16  */
  17 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
  18 public class TrustedCommitmentTransaction extends CommonBase {
  19         TrustedCommitmentTransaction(Object _dummy, long ptr) { super(ptr); }
  20         @Override @SuppressWarnings("deprecation")
  21         protected void finalize() throws Throwable {
  22                 super.finalize();
  23                 if (ptr != 0) { bindings.TrustedCommitmentTransaction_free(ptr); }
  24         }
  25
  26         /**
  27          * The transaction ID of the built Bitcoin transaction
  28          */
  29         public byte[] txid() {
  30                 byte[] ret = bindings.TrustedCommitmentTransaction_txid(this.ptr);
  31                 return ret;
  32         }
  33
  34         /**
  35          * The pre-built Bitcoin commitment transaction
  36          */
  37         public BuiltCommitmentTransaction built_transaction() {
  38                 long ret = bindings.TrustedCommitmentTransaction_built_transaction(this.ptr);
  39                 if (ret < 1024) { return null; }
  40                 BuiltCommitmentTransaction ret_hu_conv = new BuiltCommitmentTransaction(null, ret);
  41                 ret_hu_conv.ptrs_to.add(this);
  42                 return ret_hu_conv;
  43         }
  44
  45         /**
  46          * The pre-calculated transaction creation public keys.
  47          */
  48         public TxCreationKeys keys() {
  49                 long ret = bindings.TrustedCommitmentTransaction_keys(this.ptr);
  50                 if (ret < 1024) { return null; }
  51                 TxCreationKeys ret_hu_conv = new TxCreationKeys(null, ret);
  52                 ret_hu_conv.ptrs_to.add(this);
  53                 return ret_hu_conv;
  54         }
  55
  56         /**
  57          * Get a signature for each HTLC which was included in the commitment transaction (ie for
  58          * which HTLCOutputInCommitment::transaction_output_index.is_some()).
  59          *
  60          * The returned Vec has one entry for each HTLC, and in the same order.
  61          */
  62         public Result_CVec_SignatureZNoneZ get_htlc_sigs(byte[] htlc_base_key, DirectedChannelTransactionParameters channel_parameters) {
  63                 long ret = bindings.TrustedCommitmentTransaction_get_htlc_sigs(this.ptr, htlc_base_key, channel_parameters == null ? 0 : channel_parameters.ptr & ~1);
  64                 if (ret < 1024) { return null; }
  65                 Result_CVec_SignatureZNoneZ ret_hu_conv = Result_CVec_SignatureZNoneZ.constr_from_ptr(ret);
  66                 this.ptrs_to.add(channel_parameters);
  67                 return ret_hu_conv;
  68         }
  69
  70 }