src/main/java/com/googlesource/gerrit/plugins/rabbitmq/Module.java

// Copyright (C) 2013 The Android Open Source Project
//
// 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.

package com.googlesource.gerrit.plugins.rabbitmq;

import com.google.gerrit.common.EventListener;
import com.google.gerrit.extensions.events.LifecycleListener;
import com.google.gerrit.extensions.registration.DynamicSet;
import com.google.gson.Gson;
import com.google.inject.AbstractModule;
import com.google.inject.Singleton;
import com.google.inject.assistedinject.FactoryModuleBuilder;
import com.google.inject.multibindings.Multibinder;
import com.googlesource.gerrit.plugins.rabbitmq.config.PluginProperties;
import com.googlesource.gerrit.plugins.rabbitmq.config.Properties;
import com.googlesource.gerrit.plugins.rabbitmq.config.PropertiesFactory;
import com.googlesource.gerrit.plugins.rabbitmq.config.section.AMQP;
import com.googlesource.gerrit.plugins.rabbitmq.config.section.Exchange;
import com.googlesource.gerrit.plugins.rabbitmq.config.section.Gerrit;
import com.googlesource.gerrit.plugins.rabbitmq.config.section.Message;
import com.googlesource.gerrit.plugins.rabbitmq.config.section.Monitor;
import com.googlesource.gerrit.plugins.rabbitmq.config.section.Section;
import com.googlesource.gerrit.plugins.rabbitmq.message.GsonProvider;
import com.googlesource.gerrit.plugins.rabbitmq.message.MessagePublisher;
import com.googlesource.gerrit.plugins.rabbitmq.message.Publisher;
import com.googlesource.gerrit.plugins.rabbitmq.message.PublisherFactory;
import com.googlesource.gerrit.plugins.rabbitmq.session.SessionFactory;
import com.googlesource.gerrit.plugins.rabbitmq.session.SessionFactoryProvider;
import com.googlesource.gerrit.plugins.rabbitmq.worker.DefaultEventWorker;
import com.googlesource.gerrit.plugins.rabbitmq.worker.EventWorker;
import com.googlesource.gerrit.plugins.rabbitmq.worker.EventWorkerFactory;
import com.googlesource.gerrit.plugins.rabbitmq.worker.UserEventWorker;

class Module extends AbstractModule {

  @Override
  protected void configure() {
    bind(SessionFactory.class).toProvider(SessionFactoryProvider.class);

    Multibinder<Section> sectionBinder = Multibinder.newSetBinder(binder(), Section.class);
    sectionBinder.addBinding().to(AMQP.class);
    sectionBinder.addBinding().to(Exchange.class);
    sectionBinder.addBinding().to(Gerrit.class);
    sectionBinder.addBinding().to(Message.class);
    sectionBinder.addBinding().to(Monitor.class);

    install(
        new FactoryModuleBuilder()
            .implement(Publisher.class, MessagePublisher.class)
            .build(PublisherFactory.class));
    install(
        new FactoryModuleBuilder()
            .implement(Properties.class, PluginProperties.class)
            .build(PropertiesFactory.class));
    install(
        new FactoryModuleBuilder()
            .implement(EventWorker.class, UserEventWorker.class)
            .build(EventWorkerFactory.class));
    bind(Gson.class).toProvider(GsonProvider.class).in(Singleton.class);

    DynamicSet.bind(binder(), LifecycleListener.class).to(Manager.class);
    DynamicSet.bind(binder(), EventListener.class).to(DefaultEventWorker.class);
  }
}