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A Spring implementation of a simple message bus to be used within an application.

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/*
 * *************************************************************************************************************************************************************
 *
 * TheseFoolishThings: Miscellaneous utilities
 * http://tidalwave.it/projects/thesefoolishthings
 *
 * Copyright (C) 2009 - 2025 by Tidalwave s.a.s. (http://tidalwave.it)
 *
 * *************************************************************************************************************************************************************
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
 * CONDITIONS OF ANY KIND, either express or implied.  See the License for the specific language governing permissions and limitations under the License.
 *
 * *************************************************************************************************************************************************************
 *
 * git clone https://bitbucket.org/tidalwave/thesefoolishthings-src
 * git clone https://github.com/tidalwave-it/thesefoolishthings-src
 *
 * *************************************************************************************************************************************************************
 */
package it.tidalwave.messagebus.impl.spring;

import jakarta.annotation.Nonnull;
import org.springframework.beans.factory.BeanFactory;
import it.tidalwave.messagebus.MessageBus;
import it.tidalwave.messagebus.MessageBusHelper;
import it.tidalwave.messagebus.annotation.SimpleMessageSubscriber;

/***************************************************************************************************************************************************************
 *
 * @author  Fabrizio Giudici
 *
 **************************************************************************************************************************************************************/
public class SpringSimpleMessageSubscriberSupport
  {
    private final MessageBusHelper busHelper;

    public SpringSimpleMessageSubscriberSupport (@Nonnull final BeanFactory beanFactory, @Nonnull final Object bean)
      {
        final var source = bean.getClass().getAnnotation(SimpleMessageSubscriber.class).source();
        final var messageBus = beanFactory.getBean(source, MessageBus.class);
        busHelper = new MessageBusHelper(bean, new MessageBusAdapterFactory(messageBus));
      }

    public void subscribeAll()
      {
        busHelper.subscribeAll();
      }

    public void unsubscribeAll()
      {
        busHelper.unsubscribeAll();
      }
  }