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;
12 * A [`node_announcement`] message to be sent to or received from a peer.
14 * [`node_announcement`]: https://github.com/lightning/bolts/blob/master/07-routing-gossip.md#the-node_announcement-message
16 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
17 public class NodeAnnouncement extends CommonBase {
18 NodeAnnouncement(Object _dummy, long ptr) { super(ptr); }
19 @Override @SuppressWarnings("deprecation")
20 protected void finalize() throws Throwable {
22 if (ptr != 0) { bindings.NodeAnnouncement_free(ptr); }
26 * The signature by the node key
28 public byte[] get_signature() {
29 byte[] ret = bindings.NodeAnnouncement_get_signature(this.ptr);
30 Reference.reachabilityFence(this);
35 * The signature by the node key
37 public void set_signature(byte[] val) {
38 bindings.NodeAnnouncement_set_signature(this.ptr, InternalUtils.check_arr_len(val, 64));
39 Reference.reachabilityFence(this);
40 Reference.reachabilityFence(val);
44 * The actual content of the announcement
46 public UnsignedNodeAnnouncement get_contents() {
47 long ret = bindings.NodeAnnouncement_get_contents(this.ptr);
48 Reference.reachabilityFence(this);
49 if (ret >= 0 && ret <= 4096) { return null; }
50 org.ldk.structs.UnsignedNodeAnnouncement ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.UnsignedNodeAnnouncement(null, ret); }
51 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
56 * The actual content of the announcement
58 public void set_contents(org.ldk.structs.UnsignedNodeAnnouncement val) {
59 bindings.NodeAnnouncement_set_contents(this.ptr, val == null ? 0 : val.ptr);
60 Reference.reachabilityFence(this);
61 Reference.reachabilityFence(val);
62 if (this != null) { this.ptrs_to.add(val); };
66 * Constructs a new NodeAnnouncement given each field
68 public static NodeAnnouncement of(byte[] signature_arg, org.ldk.structs.UnsignedNodeAnnouncement contents_arg) {
69 long ret = bindings.NodeAnnouncement_new(InternalUtils.check_arr_len(signature_arg, 64), contents_arg == null ? 0 : contents_arg.ptr);
70 Reference.reachabilityFence(signature_arg);
71 Reference.reachabilityFence(contents_arg);
72 if (ret >= 0 && ret <= 4096) { return null; }
73 org.ldk.structs.NodeAnnouncement ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.NodeAnnouncement(null, ret); }
74 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(ret_hu_conv); };
75 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(contents_arg); };
80 long ret = bindings.NodeAnnouncement_clone_ptr(this.ptr);
81 Reference.reachabilityFence(this);
86 * Creates a copy of the NodeAnnouncement
88 public NodeAnnouncement clone() {
89 long ret = bindings.NodeAnnouncement_clone(this.ptr);
90 Reference.reachabilityFence(this);
91 if (ret >= 0 && ret <= 4096) { return null; }
92 org.ldk.structs.NodeAnnouncement ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.NodeAnnouncement(null, ret); }
93 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
98 * Generates a non-cryptographic 64-bit hash of the NodeAnnouncement.
101 long ret = bindings.NodeAnnouncement_hash(this.ptr);
102 Reference.reachabilityFence(this);
106 @Override public int hashCode() {
107 return (int)this.hash();
110 * Checks if two NodeAnnouncements contain equal inner contents.
111 * This ignores pointers and is_owned flags and looks at the values in fields.
112 * Two objects with NULL inner values will be considered "equal" here.
114 public boolean eq(org.ldk.structs.NodeAnnouncement b) {
115 boolean ret = bindings.NodeAnnouncement_eq(this.ptr, b == null ? 0 : b.ptr);
116 Reference.reachabilityFence(this);
117 Reference.reachabilityFence(b);
118 if (this != null) { this.ptrs_to.add(b); };
122 @Override public boolean equals(Object o) {
123 if (!(o instanceof NodeAnnouncement)) return false;
124 return this.eq((NodeAnnouncement)o);
127 * Serialize the NodeAnnouncement object into a byte array which can be read by NodeAnnouncement_read
129 public byte[] write() {
130 byte[] ret = bindings.NodeAnnouncement_write(this.ptr);
131 Reference.reachabilityFence(this);
136 * Read a NodeAnnouncement from a byte array, created by NodeAnnouncement_write
138 public static Result_NodeAnnouncementDecodeErrorZ read(byte[] ser) {
139 long ret = bindings.NodeAnnouncement_read(ser);
140 Reference.reachabilityFence(ser);
141 if (ret >= 0 && ret <= 4096) { return null; }
142 Result_NodeAnnouncementDecodeErrorZ ret_hu_conv = Result_NodeAnnouncementDecodeErrorZ.constr_from_ptr(ret);