com.expedia.seiso.SeisoRabbitConfig.java Source code

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Here is the source code for com.expedia.seiso.SeisoRabbitConfig.java

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/* 
 * Copyright 2013-2015 the original author or authors.
 * 
 * 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.expedia.seiso;

import lombok.val;
import lombok.extern.slf4j.XSlf4j;

import org.springframework.amqp.core.AmqpTemplate;
import org.springframework.amqp.core.DirectExchange;
import org.springframework.amqp.core.Exchange;
import org.springframework.amqp.core.TopicExchange;
import org.springframework.amqp.rabbit.connection.CachingConnectionFactory;
import org.springframework.amqp.rabbit.core.RabbitAdmin;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import com.expedia.seiso.core.config.CustomProperties;
import com.expedia.seiso.web.jackson.hal.HalMapper;

// TODO Do we want this?
//@EnableRabbit

/**
 * @author Willie Wheeler
 */
@Configuration
@XSlf4j
public class SeisoRabbitConfig {
    @Autowired
    private CachingConnectionFactory connectionFactory;
    @Autowired
    private HalMapper halMapper;
    @Autowired
    private CustomProperties customProperties;

    @Bean
    public RabbitAdmin rabbitAdmin() {
        log.trace("connectionFactory.host={}", connectionFactory.getHost());
        val admin = new RabbitAdmin(connectionFactory);
        admin.declareExchange(seisoNotificationsExchange());
        admin.declareExchange(seisoActionRequestsExchange());
        return admin;
    }

    @Bean
    public Exchange seisoNotificationsExchange() {
        return new TopicExchange(customProperties.getChangeNotificationExchange());
        // exchange.setAdminsThatShouldDeclare(rabbitAdmin());
    }

    @Bean
    public Exchange seisoActionRequestsExchange() {
        // Use a direct exchange since we want to route requests according to their request codes.
        return new DirectExchange(customProperties.getActionRequestExchange());
    }

    @Bean
    public Jackson2JsonMessageConverter jsonMessageConverter() {
        val converter = new Jackson2JsonMessageConverter();
        converter.setJsonObjectMapper(halMapper);
        return converter;
    }

    @Bean
    public AmqpTemplate amqpTemplate() {
        val template = new RabbitTemplate(connectionFactory);
        template.setMessageConverter(jsonMessageConverter());
        return template;
    }
}