_ Git - ldk-java/blob - src/main/java/org/ldk/structs/Access.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  * The `Access` trait defines behavior for accessing chain data and state, such as blocks and
  10  * UTXOs.
  11  */
  12 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
  13 public class Access extends CommonBase {
  14         final bindings.LDKAccess bindings_instance;
  15         Access(Object _dummy, long ptr) { super(ptr); bindings_instance = null; }
  16         private Access(bindings.LDKAccess arg) {
  17                 super(bindings.LDKAccess_new(arg));
  18                 this.ptrs_to.add(arg);
  19                 this.bindings_instance = arg;
  20         }
  21         @Override @SuppressWarnings("deprecation")
  22         protected void finalize() throws Throwable {
  23                 if (ptr != 0) { bindings.Access_free(ptr); } super.finalize();
  24         }
  25
  26         public static interface AccessInterface {
  27                 /**
  28                  * Returns the transaction output of a funding transaction encoded by [`short_channel_id`].
  29                  * Returns an error if `genesis_hash` is for a different chain or if such a transaction output
  30                  * is unknown.
  31                  *
  32                  * [`short_channel_id`]: https://github.com/lightningnetwork/lightning-rfc/blob/master/07-routing-gossip.md#definition-of-short_channel_id
  33                  */
  34                 Result_TxOutAccessErrorZ get_utxo(byte[] genesis_hash, long short_channel_id);
  35         }
  36         private static class LDKAccessHolder { Access held; }
  37         public static Access new_impl(AccessInterface arg) {
  38                 final LDKAccessHolder impl_holder = new LDKAccessHolder();
  39                 impl_holder.held = new Access(new bindings.LDKAccess() {
  40                         @Override public long get_utxo(byte[] genesis_hash, long short_channel_id) {
  41                                 Result_TxOutAccessErrorZ ret = arg.get_utxo(genesis_hash, short_channel_id);
  42                                 long result = ret != null ? ret.ptr : 0;
  43                                 return result;
  44                         }
  45                 });
  46                 return impl_holder.held;
  47         }
  48         /**
  49          * Returns the transaction output of a funding transaction encoded by [`short_channel_id`].
  50          * Returns an error if `genesis_hash` is for a different chain or if such a transaction output
  51          * is unknown.
  52          *
  53          * [`short_channel_id`]: https://github.com/lightningnetwork/lightning-rfc/blob/master/07-routing-gossip.md#definition-of-short_channel_id
  54          */
  55         public Result_TxOutAccessErrorZ get_utxo(byte[] genesis_hash, long short_channel_id) {
  56                 long ret = bindings.Access_get_utxo(this.ptr, genesis_hash, short_channel_id);
  57                 Result_TxOutAccessErrorZ ret_hu_conv = Result_TxOutAccessErrorZ.constr_from_ptr(ret);
  58                 return ret_hu_conv;
  59         }
  60
  61 }