--- /dev/null
+package org.ldk.structs;
+
+import org.ldk.impl.bindings;
+import org.ldk.enums.*;
+import org.ldk.util.*;
+import java.util.Arrays;
+import java.lang.ref.Reference;
+import javax.annotation.Nullable;
+
+
+/**
+ * The destination of an onion message.
+ */
+@SuppressWarnings("unchecked") // We correctly assign various generic arrays
+public class Destination extends CommonBase {
+ private Destination(Object _dummy, long ptr) { super(ptr); }
+ @Override @SuppressWarnings("deprecation")
+ protected void finalize() throws Throwable {
+ super.finalize();
+ if (ptr != 0) { bindings.Destination_free(ptr); }
+ }
+ static Destination constr_from_ptr(long ptr) {
+ bindings.LDKDestination raw_val = bindings.LDKDestination_ref_from_ptr(ptr);
+ if (raw_val.getClass() == bindings.LDKDestination.Node.class) {
+ return new Node(ptr, (bindings.LDKDestination.Node)raw_val);
+ }
+ if (raw_val.getClass() == bindings.LDKDestination.BlindedRoute.class) {
+ return new BlindedRoute(ptr, (bindings.LDKDestination.BlindedRoute)raw_val);
+ }
+ assert false; return null; // Unreachable without extending the (internal) bindings interface
+ }
+
+ /**
+ * We're sending this onion message to a node.
+ */
+ public final static class Node extends Destination {
+ public final byte[] node;
+ private Node(long ptr, bindings.LDKDestination.Node obj) {
+ super(null, ptr);
+ this.node = obj.node;
+ }
+ }
+ /**
+ * We're sending this onion message to a blinded route.
+ */
+ public final static class BlindedRoute extends Destination {
+ public final org.ldk.structs.BlindedRoute blinded_route;
+ private BlindedRoute(long ptr, bindings.LDKDestination.BlindedRoute obj) {
+ super(null, ptr);
+ long blinded_route = obj.blinded_route;
+ org.ldk.structs.BlindedRoute blinded_route_hu_conv = null; if (blinded_route < 0 || blinded_route > 4096) { blinded_route_hu_conv = new org.ldk.structs.BlindedRoute(null, blinded_route); }
+ if (blinded_route_hu_conv != null) { blinded_route_hu_conv.ptrs_to.add(this); };
+ this.blinded_route = blinded_route_hu_conv;
+ }
+ }
+ /**
+ * Utility method to constructs a new Node-variant Destination
+ */
+ public static Destination node(byte[] a) {
+ long ret = bindings.Destination_node(InternalUtils.check_arr_len(a, 33));
+ Reference.reachabilityFence(a);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Destination ret_hu_conv = org.ldk.structs.Destination.constr_from_ptr(ret);
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(ret_hu_conv); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Utility method to constructs a new BlindedRoute-variant Destination
+ */
+ public static Destination blinded_route(BlindedRoute a) {
+ long ret = bindings.Destination_blinded_route(a == null ? 0 : a.ptr);
+ Reference.reachabilityFence(a);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Destination ret_hu_conv = org.ldk.structs.Destination.constr_from_ptr(ret);
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(ret_hu_conv); };
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(a); };
+ // Due to rust's strict-ownership memory model, in some cases we need to "move"
+ // an object to pass exclusive ownership to the function being called.
+ // In most cases, we avoid ret_hu_conv being visible in GC'd languages by cloning the object
+ // at the FFI layer, creating a new object which Rust can claim ownership of
+ // However, in some cases (eg here), there is no way to clone an object, and thus
+ // we actually have to pass full ownership to Rust.
+ // Thus, after ret_hu_conv call, a is reset to null and is now a dummy object.
+ a.ptr = 0;;
+ return ret_hu_conv;
+ }
+
+}