静态初始化块

时间:2018-06-11 01:01:37

标签: spring-boot dependency-injection akka akka-fsm

我试图在Spring Boot中使用Akka构建一个简单的FSM。不幸的是,因为记录的FSM应该在范围块中初始化。

例如,在以下示例中,

public class Buncher extends AbstractFSM<State, Data> {
  {
    startWith(Idle, Uninitialized);

    when(Idle,
      matchEvent(SetTarget.class, Uninitialized.class,
        (setTarget, uninitialized) ->
          stay().using(new Todo(setTarget.getRef(), new LinkedList<>()))));

    onTransition(
      matchState(Active, Idle, () -> {
        // reuse this matcher
        final UnitMatch<Data> m = UnitMatch.create(
          matchData(Todo.class,
            todo -> todo.getTarget().tell(new Batch(todo.getQueue()), getSelf())));
        m.match(stateData());
      }).
      state(Idle, Active, () -> {/* Do something here */}));

    when(Active, Duration.ofSeconds(1L),
      matchEvent(Arrays.asList(Flush.class, StateTimeout()), Todo.class,
        (event, todo) -> goTo(Idle).using(todo.copy(new LinkedList<>()))));

    whenUnhandled(
      matchEvent(Queue.class, Todo.class,
        (queue, todo) -> goTo(Active).using(todo.addElement(queue.getObj()))).
        anyEvent((event, state) -> {
          log().warning("received unhandled request {} in state {}/{}",
            event, stateName(), state);
          return stay();
        }));

    initialize();
  }
}

我想在此块中使用带ConfigurationProperties注释的应用程序属性。我可以在这个区块中自动装配属性吗?

0 个答案:

没有答案
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