Spring Data Elasticsearch 配置 LocalDate、LocalDateTime 反序列化-白红宇

Spring Data Elasticsearch 配置 LocalDate、LocalDateTime 反序列化

阅读量：4046 次

发布时间：2019-05-24

本文共 2627 字，大约阅读时间需要 8 分钟。

Spring Data Elasticsearch 使用 Date save 操作无需配置

package com.example.config;import cn.hutool.core.date.LocalDateTimeUtil;import org.elasticsearch.client.RestHighLevelClient;import org.springframework.beans.factory.annotation.Value;import org.springframework.context.annotation.Bean;import org.springframework.context.annotation.Configuration;import org.springframework.core.convert.converter.Converter;import org.springframework.data.elasticsearch.client.ClientConfiguration;import org.springframework.data.elasticsearch.client.RestClients;import org.springframework.data.elasticsearch.config.AbstractElasticsearchConfiguration;import org.springframework.data.elasticsearch.core.convert.ElasticsearchCustomConversions;import java.time.LocalDate;import java.time.LocalDateTime;import java.util.ArrayList;import java.util.List;/** * @author 李磊 */@Configurationpublic class ElasticsearchConfig extends AbstractElasticsearchConfiguration {
       @Value("${lilei.elasticsearch.host-and-ports}")    private String[] hostAndPorts;    /**     * 版本对应 https://docs.spring.io/spring-data/elasticsearch/docs/current/reference/html/#preface.versions     */    @Bean    @Override    public RestHighLevelClient elasticsearchClient() {
           ClientConfiguration config = ClientConfiguration.builder()                .connectedTo(hostAndPorts)                /*.usingSsl()                .withConnectTimeout(Duration.ofSeconds(5))                .withSocketTimeout(Duration.ofSeconds(3))                .withDefaultHeaders(defaultHeaders)                .withBasicAuth(username, password)*/                .build();        return RestClients.create(config).rest();    }    @Bean    @Override    public ElasticsearchCustomConversions elasticsearchCustomConversions() {
           List
   
     converters = new ArrayList<>();        converters.add(LongToLocalDateTimeConverter.INSTANCE);        converters.add(LongToLocalDateConverter.INSTANCE);        return new ElasticsearchCustomConversions(converters);    }        /**     * 查询时 Long 转 LocalDateTime     *     * @ReadingConverter 保证仅在查询时使用     */    @ReadingConverter    enum LongToLocalDateTimeConverter implements Converter
    
      {
           INSTANCE;        @Override        public LocalDateTime convert(Long source) {
               return LocalDateTimeUtil.of(source);        }    }    /**     * 查询时 Long 转 LocalDate     */    @ReadingConverter    enum LongToLocalDateConverter implements Converter
     
       {
           INSTANCE;        @Override        public LocalDate convert(Long source) {
               return LocalDateTimeUtil.of(source).toLocalDate();        }    }}