1 package org.ldk.structs;
3 import org.ldk.impl.bindings;
4 import org.ldk.enums.*;
6 import java.util.Arrays;
7 import javax.annotation.Nullable;
10 * A trait implemented for objects handling events from [`EventsProvider`].
12 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
13 public class EventHandler extends CommonBase {
14 final bindings.LDKEventHandler bindings_instance;
15 EventHandler(Object _dummy, long ptr) { super(ptr); bindings_instance = null; }
16 private EventHandler(bindings.LDKEventHandler arg) {
17 super(bindings.LDKEventHandler_new(arg));
18 this.ptrs_to.add(arg);
19 this.bindings_instance = arg;
21 @Override @SuppressWarnings("deprecation")
22 protected void finalize() throws Throwable {
23 if (ptr != 0) { bindings.EventHandler_free(ptr); } super.finalize();
26 public static interface EventHandlerInterface {
28 * Handles the given [`Event`].
30 * See [`EventsProvider`] for details that must be considered when implementing this method.
32 void handle_event(Event event);
34 private static class LDKEventHandlerHolder { EventHandler held; }
35 public static EventHandler new_impl(EventHandlerInterface arg) {
36 final LDKEventHandlerHolder impl_holder = new LDKEventHandlerHolder();
37 impl_holder.held = new EventHandler(new bindings.LDKEventHandler() {
38 @Override public void handle_event(long event) {
39 Event event_hu_conv = Event.constr_from_ptr(event);
40 event_hu_conv.ptrs_to.add(this);
41 arg.handle_event(event_hu_conv);
44 return impl_holder.held;
47 * Handles the given [`Event`].
49 * See [`EventsProvider`] for details that must be considered when implementing this method.
51 public void handle_event(Event event) {
52 bindings.EventHandler_handle_event(this.ptr, event.ptr);