package com.mes.common.utils;
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import com.alibaba.fastjson.JSON;
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import com.alibaba.fastjson.parser.ParserConfig;
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import com.alibaba.fastjson.serializer.SerializerFeature;
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import com.fasterxml.jackson.databind.JavaType;
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import com.fasterxml.jackson.databind.type.TypeFactory;
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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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* @Author : zhoush
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* @Date: 2024/4/11 15:28
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* @Description:
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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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static {
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ParserConfig.getGlobalInstance().setAutoTypeSupport(true);
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}
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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, SerializerFeature.WriteClassName).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);
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}
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protected JavaType getJavaType(Class<?> clazz) {
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return TypeFactory.defaultInstance().constructType(clazz);
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}
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}
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