1 package org.ldk.structs;
3 import org.ldk.impl.bindings;
4 import org.ldk.enums.*;
6 import java.util.Arrays;
7 import java.lang.ref.Reference;
8 import javax.annotation.Nullable;
11 * Trait that handles persisting a [`ChannelManager`], [`NetworkGraph`], and [`MultiThreadedLockableScore`] to disk.
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;
22 @Override @SuppressWarnings("deprecation")
23 protected void finalize() throws Throwable {
24 if (ptr != 0) { bindings.Persister_free(ptr); } super.finalize();
27 public static interface PersisterInterface {
29 * Persist the given ['ChannelManager'] to disk, returning an error if persistence failed.
31 Result_NoneErrorZ persist_manager(ChannelManager channel_manager);
33 * Persist the given [`NetworkGraph`] to disk, returning an error if persistence failed.
35 Result_NoneErrorZ persist_graph(NetworkGraph network_graph);
37 * Persist the given [`MultiThreadedLockableScore`] to disk, returning an error if persistence failed.
39 Result_NoneErrorZ persist_scorer(MultiThreadedLockableScore scorer);
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();
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();
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();
67 return impl_holder.held;
70 * Persist the given ['ChannelManager'] to disk, returning an error if persistence failed.
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 & ~1);
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 this.ptrs_to.add(channel_manager);
83 * Persist the given [`NetworkGraph`] to disk, returning an error if persistence failed.
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 & ~1);
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 this.ptrs_to.add(network_graph);
96 * Persist the given [`MultiThreadedLockableScore`] to disk, returning an error if persistence failed.
98 public Result_NoneErrorZ persist_scorer(MultiThreadedLockableScore scorer) {
99 long ret = bindings.Persister_persist_scorer(this.ptr, scorer == null ? 0 : scorer.ptr & ~1);
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 this.ptrs_to.add(scorer);