_ Git - ldk-java/blob - src/main/java/org/ldk/structs/ClosingTransaction.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  * This class tracks the per-transaction information needed to build a closing transaction and will
  12  * actually build it and sign.
  13  *
  14  * This class can be used inside a signer implementation to generate a signature given the relevant
  15  * secret key.
  16  */
  17 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
  18 public class ClosingTransaction extends CommonBase {
  19         ClosingTransaction(Object _dummy, long ptr) { super(ptr); }
  20         @Override @SuppressWarnings("deprecation")
  21         protected void finalize() throws Throwable {
  22                 super.finalize();
  23                 if (ptr != 0) { bindings.ClosingTransaction_free(ptr); }
  24         }
  25
  26         /**
  27          * Construct an object of the class
  28          */
  29         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) {
  30                 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);
  31                 if (ret < 1024) { return null; }
  32                 ClosingTransaction ret_hu_conv = new ClosingTransaction(null, ret);
  33                 ret_hu_conv.ptrs_to.add(ret_hu_conv);
  34                 ret_hu_conv.ptrs_to.add(funding_outpoint);
  35                 return ret_hu_conv;
  36         }
  37
  38         /**
  39          * Trust our pre-built transaction.
  40          *
  41          * Applies a wrapper which allows access to the transaction.
  42          *
  43          * This should only be used if you fully trust the builder of this object. It should not
  44          * be used by an external signer - instead use the verify function.
  45          */
  46         public TrustedClosingTransaction trust() {
  47                 long ret = bindings.ClosingTransaction_trust(this.ptr);
  48                 if (ret < 1024) { return null; }
  49                 TrustedClosingTransaction ret_hu_conv = new TrustedClosingTransaction(null, ret);
  50                 ret_hu_conv.ptrs_to.add(this);
  51                 return ret_hu_conv;
  52         }
  53
  54         /**
  55          * Verify our pre-built transaction.
  56          *
  57          * Applies a wrapper which allows access to the transaction.
  58          *
  59          * An external validating signer must call this method before signing
  60          * or using the built transaction.
  61          */
  62         public Result_TrustedClosingTransactionNoneZ verify(OutPoint funding_outpoint) {
  63                 long ret = bindings.ClosingTransaction_verify(this.ptr, funding_outpoint == null ? 0 : funding_outpoint.ptr & ~1);
  64                 if (ret < 1024) { return null; }
  65                 Result_TrustedClosingTransactionNoneZ ret_hu_conv = Result_TrustedClosingTransactionNoneZ.constr_from_ptr(ret);
  66                 this.ptrs_to.add(funding_outpoint);
  67                 return ret_hu_conv;
  68         }
  69
  70         /**
  71          * The value to be sent to the holder, or zero if the output will be omitted
  72          */
  73         public long to_holder_value_sat() {
  74                 long ret = bindings.ClosingTransaction_to_holder_value_sat(this.ptr);
  75                 return ret;
  76         }
  77
  78         /**
  79          * The value to be sent to the counterparty, or zero if the output will be omitted
  80          */
  81         public long to_counterparty_value_sat() {
  82                 long ret = bindings.ClosingTransaction_to_counterparty_value_sat(this.ptr);
  83                 return ret;
  84         }
  85
  86         /**
  87          * The destination of the holder's output
  88          */
  89         public byte[] to_holder_script() {
  90                 byte[] ret = bindings.ClosingTransaction_to_holder_script(this.ptr);
  91                 return ret;
  92         }
  93
  94         /**
  95          * The destination of the counterparty's output
  96          */
  97         public byte[] to_counterparty_script() {
  98                 byte[] ret = bindings.ClosingTransaction_to_counterparty_script(this.ptr);
  99                 return ret;
 100         }
 101
 102 }