cloud-common-redis/src/main/java/com/muyu/common/redis/configure/FastJson2JsonRedisSerialize...

48 lines
1.4 KiB
Java

package com.muyu.common.redis.configure;
import com.alibaba.fastjson2.JSON;
import com.alibaba.fastjson2.JSONReader;
import com.alibaba.fastjson2.JSONWriter;
import com.alibaba.fastjson2.filter.Filter;
import com.muyu.common.core.constant.Constants;
import org.springframework.data.redis.serializer.RedisSerializer;
import org.springframework.data.redis.serializer.SerializationException;
import java.nio.charset.Charset;
/**
* Redis使用FastJson序列化
*
* @author muyu
*/
public class FastJson2JsonRedisSerializer<T> implements RedisSerializer<T> {
public static final Charset DEFAULT_CHARSET = Charset.forName("UTF-8");
static final Filter AUTO_TYPE_FILTER = JSONReader.autoTypeFilter(Constants.JSON_WHITELIST_STR);
private Class<T> clazz;
public FastJson2JsonRedisSerializer (Class<T> clazz) {
super();
this.clazz = clazz;
}
@Override
public byte[] serialize (T t) throws SerializationException {
if (t == null) {
return new byte[0];
}
return JSON.toJSONString(t, JSONWriter.Feature.WriteClassName).getBytes(DEFAULT_CHARSET);
}
@Override
public T deserialize (byte[] bytes) throws SerializationException {
if (bytes == null || bytes.length <= 0) {
return null;
}
String str = new String(bytes, DEFAULT_CHARSET);
return JSON.parseObject(str, clazz, AUTO_TYPE_FILTER);
}
}