_ 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 import javax.annotation.Nullable;
   8
   9
  10 /**
  11  * A wrapper on CommitmentTransaction indicating that the derived fields (the built bitcoin
  12  * transaction and the transaction creation keys) are trusted.
  13  *
  14  * See trust() and verify() functions on CommitmentTransaction.
  15  *
  16  * This structure implements Deref.
  17  */
  18 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
  19 public class TrustedCommitmentTransaction extends CommonBase {
  20         TrustedCommitmentTransaction(Object _dummy, long ptr) { super(ptr); }
  21         @Override @SuppressWarnings("deprecation")
  22         protected void finalize() throws Throwable {
  23                 super.finalize();
  24                 if (ptr != 0) { bindings.TrustedCommitmentTransaction_free(ptr); }
  25         }
  26
  27         /**
  28          * The transaction ID of the built Bitcoin transaction
  29          */
  30         public byte[] txid() {
  31                 byte[] ret = bindings.TrustedCommitmentTransaction_txid(this.ptr);
  32                 return ret;
  33         }
  34
  35         /**
  36          * The pre-built Bitcoin commitment transaction
  37          */
  38         public BuiltCommitmentTransaction built_transaction() {
  39                 long ret = bindings.TrustedCommitmentTransaction_built_transaction(this.ptr);
  40                 if (ret >= 0 && ret <= 4096) { return null; }
  41                 BuiltCommitmentTransaction ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new BuiltCommitmentTransaction(null, ret); }
  42                 ret_hu_conv.ptrs_to.add(this);
  43                 return ret_hu_conv;
  44         }
  45
  46         /**
  47          * The pre-calculated transaction creation public keys.
  48          */
  49         public TxCreationKeys keys() {
  50                 long ret = bindings.TrustedCommitmentTransaction_keys(this.ptr);
  51                 if (ret >= 0 && ret <= 4096) { return null; }
  52                 TxCreationKeys ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new TxCreationKeys(null, ret); }
  53                 ret_hu_conv.ptrs_to.add(this);
  54                 return ret_hu_conv;
  55         }
  56
  57         /**
  58          * Get a signature for each HTLC which was included in the commitment transaction (ie for
  59          * which HTLCOutputInCommitment::transaction_output_index.is_some()).
  60          *
  61          * The returned Vec has one entry for each HTLC, and in the same order.
  62          */
  63         public Result_CVec_SignatureZNoneZ get_htlc_sigs(byte[] htlc_base_key, DirectedChannelTransactionParameters channel_parameters) {
  64                 long ret = bindings.TrustedCommitmentTransaction_get_htlc_sigs(this.ptr, InternalUtils.check_arr_len(htlc_base_key, 32), channel_parameters == null ? 0 : channel_parameters.ptr & ~1);
  65                 if (ret >= 0 && ret <= 4096) { return null; }
  66                 Result_CVec_SignatureZNoneZ ret_hu_conv = Result_CVec_SignatureZNoneZ.constr_from_ptr(ret);
  67                 this.ptrs_to.add(channel_parameters);
  68                 return ret_hu_conv;
  69         }
  70
  71 }