_ Git - ldk-java/blob - src/main/java/org/ldk/structs/Persister.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 java.lang.ref.Reference;
   8 import javax.annotation.Nullable;
   9
  10 /**
  11  * Trait that handles persisting a [`ChannelManager`], [`NetworkGraph`], and [`MultiThreadedLockableScore`] to disk.
  12  */
  13 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
  14 public class Persister extends CommonBase {
  15         final bindings.LDKPersister bindings_instance;
  16         Persister(Object _dummy, long ptr) { super(ptr); bindings_instance = null; }
  17         private Persister(bindings.LDKPersister arg) {
  18                 super(bindings.LDKPersister_new(arg));
  19                 this.ptrs_to.add(arg);
  20                 this.bindings_instance = arg;
  21         }
  22         @Override @SuppressWarnings("deprecation")
  23         protected void finalize() throws Throwable {
  24                 if (ptr != 0) { bindings.Persister_free(ptr); } super.finalize();
  25         }
  26
  27         public static interface PersisterInterface {
  28                 /**
  29                  * Persist the given ['ChannelManager'] to disk, returning an error if persistence failed.
  30                  */
  31                 Result_NoneErrorZ persist_manager(ChannelManager channel_manager);
  32                 /**
  33                  * Persist the given [`NetworkGraph`] to disk, returning an error if persistence failed.
  34                  */
  35                 Result_NoneErrorZ persist_graph(NetworkGraph network_graph);
  36                 /**
  37                  * Persist the given [`MultiThreadedLockableScore`] to disk, returning an error if persistence failed.
  38                  */
  39                 Result_NoneErrorZ persist_scorer(MultiThreadedLockableScore scorer);
  40         }
  41         private static class LDKPersisterHolder { Persister held; }
  42         public static Persister new_impl(PersisterInterface arg) {
  43                 final LDKPersisterHolder impl_holder = new LDKPersisterHolder();
  44                 impl_holder.held = new Persister(new bindings.LDKPersister() {
  45                         @Override public long persist_manager(long channel_manager) {
  46                                 org.ldk.structs.ChannelManager channel_manager_hu_conv = null; if (channel_manager < 0 || channel_manager > 4096) { channel_manager_hu_conv = new org.ldk.structs.ChannelManager(null, channel_manager); }
  47                                 Result_NoneErrorZ ret = arg.persist_manager(channel_manager_hu_conv);
  48                                 Reference.reachabilityFence(arg);
  49                                 long result = ret == null ? 0 : ret.clone_ptr();
  50                                 return result;
  51                         }
  52                         @Override public long persist_graph(long network_graph) {
  53                                 org.ldk.structs.NetworkGraph network_graph_hu_conv = null; if (network_graph < 0 || network_graph > 4096) { network_graph_hu_conv = new org.ldk.structs.NetworkGraph(null, network_graph); }
  54                                 Result_NoneErrorZ ret = arg.persist_graph(network_graph_hu_conv);
  55                                 Reference.reachabilityFence(arg);
  56                                 long result = ret == null ? 0 : ret.clone_ptr();
  57                                 return result;
  58                         }
  59                         @Override public long persist_scorer(long scorer) {
  60                                 org.ldk.structs.MultiThreadedLockableScore scorer_hu_conv = null; if (scorer < 0 || scorer > 4096) { scorer_hu_conv = new org.ldk.structs.MultiThreadedLockableScore(null, scorer); }
  61                                 Result_NoneErrorZ ret = arg.persist_scorer(scorer_hu_conv);
  62                                 Reference.reachabilityFence(arg);
  63                                 long result = ret == null ? 0 : ret.clone_ptr();
  64                                 return result;
  65                         }
  66                 });
  67                 return impl_holder.held;
  68         }
  69         /**
  70          * Persist the given ['ChannelManager'] to disk, returning an error if persistence failed.
  71          */
  72         public Result_NoneErrorZ persist_manager(ChannelManager channel_manager) {
  73                 long ret = bindings.Persister_persist_manager(this.ptr, channel_manager == null ? 0 : channel_manager.ptr);
  74                 Reference.reachabilityFence(this);
  75                 Reference.reachabilityFence(channel_manager);
  76                 if (ret >= 0 && ret <= 4096) { return null; }
  77                 Result_NoneErrorZ ret_hu_conv = Result_NoneErrorZ.constr_from_ptr(ret);
  78                 if (this != null) { this.ptrs_to.add(channel_manager); };
  79                 return ret_hu_conv;
  80         }
  81
  82         /**
  83          * Persist the given [`NetworkGraph`] to disk, returning an error if persistence failed.
  84          */
  85         public Result_NoneErrorZ persist_graph(NetworkGraph network_graph) {
  86                 long ret = bindings.Persister_persist_graph(this.ptr, network_graph == null ? 0 : network_graph.ptr);
  87                 Reference.reachabilityFence(this);
  88                 Reference.reachabilityFence(network_graph);
  89                 if (ret >= 0 && ret <= 4096) { return null; }
  90                 Result_NoneErrorZ ret_hu_conv = Result_NoneErrorZ.constr_from_ptr(ret);
  91                 if (this != null) { this.ptrs_to.add(network_graph); };
  92                 return ret_hu_conv;
  93         }
  94
  95         /**
  96          * Persist the given [`MultiThreadedLockableScore`] to disk, returning an error if persistence failed.
  97          */
  98         public Result_NoneErrorZ persist_scorer(MultiThreadedLockableScore scorer) {
  99                 long ret = bindings.Persister_persist_scorer(this.ptr, scorer == null ? 0 : scorer.ptr);
 100                 Reference.reachabilityFence(this);
 101                 Reference.reachabilityFence(scorer);
 102                 if (ret >= 0 && ret <= 4096) { return null; }
 103                 Result_NoneErrorZ ret_hu_conv = Result_NoneErrorZ.constr_from_ptr(ret);
 104                 if (this != null) { this.ptrs_to.add(scorer); };
 105                 return ret_hu_conv;
 106         }
 107
 108 }