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Utilities to deal with emails in Spring Boot
/*
* Copyright 2012-2015 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 it.ozimov.springboot.mail.configuration;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.autoconfigure.condition.ConditionalOnExpression;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.connection.jedis.JedisConnectionFactory;
import redis.clients.jedis.JedisShardInfo;
import javax.annotation.PreDestroy;
import java.util.List;
import static it.ozimov.springboot.mail.configuration.ApplicationPropertiesConstants.SPRING_MAIL_SCHEDULER_PERSISTENCE_REDIS_PORT;
import static it.ozimov.springboot.mail.configuration.ApplicationPropertiesConstants.SPRING_MAIL_SCHEDULER_PERSISTENCE_REDIS_SETTINGS;
import static it.ozimov.springboot.mail.service.defaultimpl.ConditionalExpression.PERSISTENCE_IS_ENABLED_WITH_EMBEDDED_REDIS;
import static java.util.stream.Collectors.toSet;
@Configuration
@ConditionalOnExpression(PERSISTENCE_IS_ENABLED_WITH_EMBEDDED_REDIS)
@Slf4j
public class EmailEmbeddedRedisConfiguration {
private static final String REDIS_PORT = "${" + SPRING_MAIL_SCHEDULER_PERSISTENCE_REDIS_PORT + "}";
private static final String REDIS_SETTINGS = "#{'${" + SPRING_MAIL_SCHEDULER_PERSISTENCE_REDIS_SETTINGS + ":appendonly yes,appendfsync everysec}'.split(',')}";
private EmailEmbeddedRedis emailEmbeddedRedis;
private JedisConnectionFactory connectionFactory;
public EmailEmbeddedRedisConfiguration(@Value(REDIS_PORT) final int redisPort,
@Value(REDIS_SETTINGS) final List redisSettings) {
emailEmbeddedRedis =
new EmailEmbeddedRedis(redisPort, redisSettings.stream().map(s -> s.trim()).collect(toSet()))
.start();
JedisShardInfo shardInfo = new JedisShardInfo("localhost", redisPort);
connectionFactory = new JedisConnectionFactory();
connectionFactory.setShardInfo(shardInfo);
connectionFactory.setUsePool(true);
connectionFactory.getPoolConfig().setMaxTotal(10_000);
}
@Bean
@ConditionalOnExpression(PERSISTENCE_IS_ENABLED_WITH_EMBEDDED_REDIS)
public EmailEmbeddedRedis emailEmbeddedRedis() {
return emailEmbeddedRedis;
}
@Bean
public RedisConnectionFactory redisConnectionFactory() {
return connectionFactory;
}
@PreDestroy
public void preDestroy() {
//Stopping REDIS
emailEmbeddedRedis.stopRedis();
//Stopping Jedis Connection Factory
log.info("Destroying Jedis connection factory on host {} and port {}.", connectionFactory.getHostName(), connectionFactory.getPort());
connectionFactory.destroy();
log.info("Destroyed Jedis connection factory on host {} and port {}.", connectionFactory.getHostName(), connectionFactory.getPort());
}
}
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