/*
* Copyright 2013-2016 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.integration.redis.util;
import org.springframework.data.redis.serializer.RedisSerializer;
import org.springframework.data.redis.serializer.SerializationException;
import org.springframework.integration.mapping.InboundMessageMapper;
import org.springframework.integration.support.json.Jackson2JsonMessageParser;
import org.springframework.integration.support.json.JsonInboundMessageMapper;
import org.springframework.messaging.Message;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
/**
* @author Artem Bilan
* @since 3.0
*/
public class CustomJsonSerializer implements RedisSerializer<Message<?>> {
private final ObjectMapper objectMapper = new ObjectMapper();
private final InboundMessageMapper<String> mapper =
new JsonInboundMessageMapper(String.class, new Jackson2JsonMessageParser());
@Override
public byte[] serialize(Message<?> message) throws SerializationException {
try {
return this.objectMapper.writeValueAsBytes(message);
}
catch (JsonProcessingException e) {
throw new SerializationException("Fail to serialize 'message' to json.", e);
}
}
@Override
public Message<?> deserialize(byte[] bytes) throws SerializationException {
try {
return mapper.toMessage(new String(bytes));
}
catch (Exception e) {
throw new SerializationException("Fail to deserialize 'message' from json.", e);
}
}
}