パッケージ net.ririfa.beacon

インタフェース IEventHandler

public interface IEventHandler
Interface representing an event handler.

  • メソッドの概要

    修飾子とタイプ
    メソッド
    説明
    default List<IEventHandler>
    children()
    Returns the list of child event handlers.
    default boolean
    handleEvents()
    Handles events for this handler.
    void
    initHandlers()
    Please write a handler initialization code.
    default IEventHandler
    parent()
    Returns the parent event handler.
    default void
    unregister()
    Unregisters this event handler and all its children.

  • メソッドの詳細

    • initHandlers

      void initHandlers()
      Please write a handler initialization code.

      For example: 

      
 @Override
 public void initHandlers() {
   handler(this, MyEvent.class, event -> {
     System.out.println("This is a handler for MyEvent: " + event.getMessage());
     System.out.println("Thread: " + Thread.currentThread().getName());
     return Unit.INSTANCE;
   });
   handler(this, MyReturnableEvent.class, event -> {
     System.out.println("This is a handler for MyReturnableEvent: " + event.getMessage());
     System.out.println("Thread: " + Thread.currentThread().getName());
     return "Hello from returnable handler!";
   });
 }

    • handleEvents

      default boolean handleEvents()
      Handles events for this handler.
      戻り値:
      true if the events are handled successfully, false otherwise

    • parent

      default IEventHandler parent()
      Returns the parent event handler.
      戻り値:
      the parent event handler, or null if there is no parent

    • children

      default List<IEventHandler> children()
      Returns the list of child event handlers.
      戻り値:
      a list of child event handlers

    • unregister

      default void unregister()
      Unregisters this event handler and all its children.