org.springframework.boot.devtools.autoconfigure.RestartCompatibleRedisSerializerConfigurer Maven / Gradle / Ivy
/*
* Copyright 2012-2016 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.boot.devtools.autoconfigure;
import javax.annotation.PostConstruct;
import org.springframework.beans.factory.BeanClassLoaderAware;
import org.springframework.core.convert.converter.Converter;
import org.springframework.core.serializer.DefaultDeserializer;
import org.springframework.core.serializer.support.DeserializingConverter;
import org.springframework.core.serializer.support.SerializingConverter;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.RedisSerializer;
import org.springframework.data.redis.serializer.SerializationException;
import org.springframework.util.ObjectUtils;
/**
* Configures a {@link RedisTemplate} with a serializer for keys, values, hash keys, and
* hash values that is compatible with the split classloader used for restarts.
*
* @author Andy Wilkinson
* @author Rob Winch
* @see RedisTemplate#setHashKeySerializer(RedisSerializer)
* @see RedisTemplate#setHashValueSerializer(RedisSerializer)
* @see RedisTemplate#setKeySerializer(RedisSerializer)
* @see RedisTemplate#setValueSerializer(RedisSerializer)
*/
class RestartCompatibleRedisSerializerConfigurer implements BeanClassLoaderAware {
private final RedisTemplate redisTemplate;
private volatile ClassLoader classLoader;
RestartCompatibleRedisSerializerConfigurer(RedisTemplate redisTemplate) {
this.redisTemplate = redisTemplate;
}
@Override
public void setBeanClassLoader(ClassLoader classLoader) {
this.classLoader = classLoader;
}
@PostConstruct
void configureTemplateSerializers() {
RestartCompatibleRedisSerializer serializer = new RestartCompatibleRedisSerializer(
this.classLoader);
this.redisTemplate.setHashKeySerializer(serializer);
this.redisTemplate.setHashValueSerializer(serializer);
this.redisTemplate.setKeySerializer(serializer);
this.redisTemplate.setValueSerializer(serializer);
}
static class RestartCompatibleRedisSerializer implements RedisSerializer