package com.genersoft.iot.vmp.utils.redis;
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import com.alibaba.fastjson2.JSON;
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import com.alibaba.fastjson2.JSONReader;
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import com.alibaba.fastjson2.JSONWriter;
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import org.springframework.data.redis.serializer.RedisSerializer;
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import org.springframework.data.redis.serializer.SerializationException;
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import java.nio.charset.Charset;
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/**
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* @description:使用fastjson实现redis的序列化
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* @author: swwheihei
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* @date: 2020年5月6日 下午8:40:11
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*/
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public class FastJsonRedisSerializer<T> implements RedisSerializer<T> {
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public static final Charset DEFAULT_CHARSET = Charset.forName("UTF-8");
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private Class<T> clazz;
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public FastJsonRedisSerializer(Class<T> clazz) {
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super();
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this.clazz = clazz;
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}
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@Override
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public byte[] serialize(T t) throws SerializationException {
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if (t == null) {
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return new byte[0];
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}
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return JSON.toJSONString(t, JSONWriter.Feature.WriteClassName, JSONWriter.Feature.WritePairAsJavaBean).getBytes(DEFAULT_CHARSET);
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}
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@Override
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public T deserialize(byte[] bytes) throws SerializationException {
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if (bytes == null || bytes.length <= 0) {
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return null;
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}
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String str = new String(bytes, DEFAULT_CHARSET);
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return JSON.parseObject(str, clazz, JSONReader.Feature.SupportAutoType);
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}
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}
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