Spring Boot 10：處理Json數據中的null值

Jackson版：

/*** Jackson 配置類 對Json數據進行特殊處理** @Author YangXuyue* @Date 2019/04/02 07:12*/
@Configuration
public class JacksonConfig {/*** 配置Jackson** @param builder* @return* @Author YangXuyue* @Date 2019/04/02 07:14*/@Bean@Primary@ConditionalOnMissingBean(ObjectMapper.class)public ObjectMapper jacksonObjectMapper(Jackson2ObjectMapperBuilder builder) {ObjectMapper objectMapper = builder.createXmlMapper(false).build();objectMapper.getSerializerProvider().setNullValueSerializer(new JsonSerializer<Object>() {@Overridepublic void serialize(Object o,JsonGenerator jsonGenerator,SerializerProvider serializerProvider) throws IOException {jsonGenerator.writeString("");}});return objectMapper;}
}

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