ParentConfiguration.java

/*
 * Copyright 2013-2014 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 org.springframework.xd.dirt.server;

import org.springframework.amqp.rabbit.connection.CachingConnectionFactory;
import org.springframework.amqp.rabbit.connection.ConnectionFactory;
import org.springframework.batch.core.configuration.annotation.EnableBatchProcessing;
import org.springframework.boot.actuate.autoconfigure.HealthIndicatorAutoConfiguration;
import org.springframework.boot.actuate.health.VanillaHealthIndicator;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.amqp.RabbitProperties;
import org.springframework.boot.autoconfigure.batch.BatchAutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionalOnExpression;
import org.springframework.boot.autoconfigure.jmx.JmxAutoConfiguration;
import org.springframework.boot.autoconfigure.web.ServerPropertiesAutoConfiguration;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ImportResource;
import org.springframework.jmx.support.MBeanServerFactoryBean;
import org.springframework.xd.dirt.integration.rabbit.RabbitConnectionFactoryBean;
import org.springframework.xd.dirt.util.ConfigLocations;

/**
 * Beans defined and imported here are in the global parent context, hence available to the entire hierarchy, including
 * Admins, Containers, and Modules.
 *
 * @author David Turanski
 * @author Mark Fisher
 */
@EnableAutoConfiguration(exclude = { ServerPropertiesAutoConfiguration.class, BatchAutoConfiguration.class,
	JmxAutoConfiguration.class, HealthIndicatorAutoConfiguration.class })
@ImportResource("classpath:" + ConfigLocations.XD_CONFIG_ROOT + "batch/batch.xml")
@EnableBatchProcessing
public class ParentConfiguration {

	@Bean
	public MBeanServerFactoryBean mbeanServer() {
		MBeanServerFactoryBean factoryBean = new MBeanServerFactoryBean();
		factoryBean.setLocateExistingServerIfPossible(true);
		return factoryBean;
	}

	@Bean
	// TODO: Move to spring boot
	public ConnectionFactory rabbitConnectionFactory(RabbitProperties config,
			com.rabbitmq.client.ConnectionFactory rabbitConnectionFactory) throws Exception {
		CachingConnectionFactory factory = new CachingConnectionFactory(rabbitConnectionFactory);
		factory.setAddresses(config.getAddresses());
		if (config.getHost() != null) {
			factory.setHost(config.getHost());
			factory.setPort(config.getPort());
		}
		if (config.getUsername() != null) {
			factory.setUsername(config.getUsername());
		}
		if (config.getPassword() != null) {
			factory.setPassword(config.getPassword());
		}
		if (config.getVirtualHost() != null) {
			factory.setVirtualHost(config.getVirtualHost());
		}
		return factory;
	}

	@Bean
	public RabbitConnectionFactoryBean rabbitFactory() {
		return new RabbitConnectionFactoryBean();
	}

	@Bean
	@ConditionalOnExpression("${endpoints.health.enabled:true}")
	public VanillaHealthIndicator healthIndicator() {
		return new VanillaHealthIndicator();
	}

}