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