org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer#com.fasterxml.jackson.datatype.jsr310.ser.LocalTimeSerializer源码实例Demo

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源代码1 项目： WeBASE-Node-Manager 文件： Application.java

/**
 * config time format.
 */
@Bean(name = "mapperObject")
public ObjectMapper getObjectMapper() {

    JavaTimeModule javaTimeModule = new JavaTimeModule();
    javaTimeModule.addSerializer(LocalDateTime.class,
        new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
    javaTimeModule.addSerializer(LocalDate.class,
        new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
    javaTimeModule.addSerializer(LocalTime.class,
        new LocalTimeSerializer(DateTimeFormatter.ofPattern("HH:mm:ss")));

    ObjectMapper om = new ObjectMapper();
    om.registerModule(javaTimeModule);
    return om;
}

源代码2 项目： smaker 文件： JacksonConfig.java

/**
 * 针对JDK 1.8的日期时间格式特殊处理
 *
 * @return ObjectMapper
 */
@Bean
public ObjectMapper getObjectMapper() {
	ObjectMapper objectMapper = new ObjectMapper();
	JavaTimeModule javaTimeModule = new JavaTimeModule();
	javaTimeModule.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
	javaTimeModule.addSerializer(LocalDate.class, new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
	javaTimeModule.addSerializer(LocalTime.class, new LocalTimeSerializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
	javaTimeModule.addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
	javaTimeModule.addDeserializer(LocalDate.class, new LocalDateDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
	javaTimeModule.addDeserializer(LocalTime.class, new LocalTimeDeserializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
	// javaTimeModule只能手动注册，参考https://github.com/FasterXML/jackson-modules-java8
	objectMapper.registerModule(javaTimeModule);
	// 忽略json字符串中不识别的属性
	objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
	// 忽略无法转换的对象
	objectMapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
	return objectMapper;
}

源代码3 项目： BigDataPlatform 文件： JacksonConfig.java

@Bean
@Order(Ordered.HIGHEST_PRECEDENCE)
public Jackson2ObjectMapperBuilderCustomizer customJackson() {
    return new Jackson2ObjectMapperBuilderCustomizer() {
        @Override
        public void customize(Jackson2ObjectMapperBuilder builder) {
            builder.serializerByType(LocalDateTime.class,
                    new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
            builder.serializerByType(LocalDate.class,
                    new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
            builder.serializerByType(LocalTime.class,
                    new LocalTimeSerializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
            builder.deserializerByType(LocalDateTime.class,
                    new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
            builder.deserializerByType(LocalDate.class,
                    new LocalDateDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
            builder.deserializerByType(LocalTime.class,
                    new LocalTimeDeserializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
            builder.serializationInclusion(JsonInclude.Include.NON_NULL);
            builder.failOnUnknownProperties(false);
            builder.featuresToDisable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
        }
    };
}

源代码4 项目： WeBASE-Front 文件： Application.java

/**
 * config time format.
 */
@Bean(name = "mapperObject")
public ObjectMapper getObjectMapper() {

    JavaTimeModule javaTimeModule = new JavaTimeModule();
    javaTimeModule.addSerializer(LocalDateTime.class,
        new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
    javaTimeModule.addSerializer(LocalDate.class,
        new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
    javaTimeModule.addSerializer(LocalTime.class,
        new LocalTimeSerializer(DateTimeFormatter.ofPattern("HH:mm:ss")));

    ObjectMapper om = new ObjectMapper();
    om.registerModule(javaTimeModule);
    return om;
}

源代码5 项目： dts-shop 文件： JacksonConfig.java

@Bean
@Order(Ordered.HIGHEST_PRECEDENCE)
public Jackson2ObjectMapperBuilderCustomizer customJackson() {
	return new Jackson2ObjectMapperBuilderCustomizer() {
		@Override
		public void customize(Jackson2ObjectMapperBuilder builder) {
			builder.serializerByType(LocalDateTime.class,
					new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
			builder.serializerByType(LocalDate.class,
					new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
			builder.serializerByType(LocalTime.class,
					new LocalTimeSerializer(DateTimeFormatter.ofPattern("HH:mm:ss")));

			builder.deserializerByType(LocalDateTime.class,
					new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
			builder.deserializerByType(LocalDate.class,
					new LocalDateDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
			builder.deserializerByType(LocalTime.class,
					new LocalTimeDeserializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
			builder.serializationInclusion(JsonInclude.Include.NON_NULL);
			builder.failOnUnknownProperties(false);
			builder.featuresToDisable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
		}
	};
}

源代码6 项目： mall 文件： JacksonConfig.java

@Bean
@Order(Ordered.HIGHEST_PRECEDENCE)
public Jackson2ObjectMapperBuilderCustomizer customJackson() {
    return new Jackson2ObjectMapperBuilderCustomizer() {
        @Override
        public void customize(Jackson2ObjectMapperBuilder builder) {
            builder.serializerByType(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
            builder.serializerByType(LocalDate.class, new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
            builder.serializerByType(LocalTime.class, new LocalTimeSerializer(DateTimeFormatter.ofPattern("HH:mm:ss")));

            builder.deserializerByType(LocalDateTime.class, new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
            builder.deserializerByType(LocalDate.class, new LocalDateDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
            builder.deserializerByType(LocalTime.class, new LocalTimeDeserializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
            builder.serializationInclusion(JsonInclude.Include.NON_NULL);
            builder.failOnUnknownProperties(false);
            builder.featuresToDisable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
        }
    };
}

源代码7 项目： litemall 文件： JacksonConfig.java

@Bean
@Order(Ordered.HIGHEST_PRECEDENCE)
public Jackson2ObjectMapperBuilderCustomizer customJackson() {
    return new Jackson2ObjectMapperBuilderCustomizer() {
        @Override
        public void customize(Jackson2ObjectMapperBuilder builder) {
            builder.serializerByType(LocalDateTime.class,
                    new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
            builder.serializerByType(LocalDate.class,
                    new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
            builder.serializerByType(LocalTime.class,
                    new LocalTimeSerializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
            builder.deserializerByType(LocalDateTime.class,
                    new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
            builder.deserializerByType(LocalDate.class,
                    new LocalDateDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
            builder.deserializerByType(LocalTime.class,
                    new LocalTimeDeserializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
            builder.serializationInclusion(JsonInclude.Include.NON_NULL);
            builder.failOnUnknownProperties(false);
            builder.featuresToDisable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
        }
    };
}

源代码8 项目： ywh-frame 文件： CoreApplication.java

/**
 * 时间处理
 */
@Bean(name = "mapperObject")
public ObjectMapper getObjectMapper() {
	log.debug("jackson日期时间处理");
	ObjectMapper om = new ObjectMapper();
	om.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
	om.disable(DeserializationFeature.ADJUST_DATES_TO_CONTEXT_TIME_ZONE);
	JavaTimeModule javaTimeModule = new JavaTimeModule();
	// serializer
	javaTimeModule.addSerializer(Date.class, new DateSerializer(false, new SimpleDateFormat(Constants.DEFAULT_DATE_TIME_FORMAT)));
	javaTimeModule.addSerializer(LocalDateTime.class,new LocalDateTimeSerializer(DateTimeFormatter.ofPattern(Constants.DEFAULT_DATE_TIME_FORMAT)));
	javaTimeModule.addSerializer(LocalDate.class,new LocalDateSerializer(DateTimeFormatter.ofPattern(Constants.DEFAULT_DATE_FORMAT)));
	javaTimeModule.addSerializer(LocalTime.class,new LocalTimeSerializer(DateTimeFormatter.ofPattern(Constants.DEFAULT_TIME_FORMAT)));
	om.registerModule(javaTimeModule);

	return om;
}

源代码9 项目： yue-library 文件： DateTimeFormatConfig.java

/**
* 关于日期时间反序列化，只有在使用 {@link RequestBody} 时有效
* 
* @return 自定义序列化器
*/
  @Bean
  public Jackson2ObjectMapperBuilderCustomizer jackson2ObjectMapperBuilderCustomizer() {
      return builder -> builder.serializerByType(LocalDateTime.class, new LocalDateTimeSerializer(DateUtils.DATE_TIME_FORMATTER))
              .serializerByType(LocalDate.class, new LocalDateSerializer(DateUtils.DATE_FORMATTER))
              .serializerByType(LocalTime.class, new LocalTimeSerializer(DateUtils.TIME_FORMATTER))
              .deserializerByType(LocalDateTime.class, new LocalDateTimeDeserializer(DateUtils.DATE_TIME_FORMATTER))
              .deserializerByType(LocalDate.class, new LocalDateDeserializer(DateUtils.DATE_FORMATTER))
              .deserializerByType(LocalTime.class, new LocalTimeDeserializer(DateUtils.TIME_FORMATTER));
  }

源代码10 项目： black-shop 文件： BsJavaTimeModule.java

public BsJavaTimeModule() {
	super(PackageVersion.VERSION);
	this.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeFormatter.ofPattern(DatePattern.NORM_DATETIME_PATTERN)));
	this.addSerializer(LocalDate.class, new LocalDateSerializer(DateTimeFormatter.ofPattern(DatePattern.NORM_DATE_PATTERN)));
	this.addSerializer(LocalTime.class, new LocalTimeSerializer(DateTimeFormatter.ofPattern(DatePattern.NORM_TIME_PATTERN)));
	this.addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern(DatePattern.NORM_DATETIME_PATTERN)));
	this.addDeserializer(LocalDate.class, new LocalDateDeserializer(DateTimeFormatter.ofPattern(DatePattern.NORM_DATE_PATTERN)));
	this.addDeserializer(LocalTime.class, new LocalTimeDeserializer(DateTimeFormatter.ofPattern(DatePattern.NORM_TIME_PATTERN)));
}

源代码11 项目： jfilter 文件： FilterObjectMapperBuilder.java

/**
 * Build configured ObjectMapper
 *
 * @return {@link ObjectMapper}
 */
public ObjectMapper build() {

    //Add mixin filter if filterFields isn't null and has filterable fields
    if(filterFields != null && filterFields.getFieldsMap().size() > 0) {
        objectMapper.addMixIn(Object.class, MixinFilter.class);
        objectMapper.setFilterProvider(new SimpleFilterProvider()
                .addFilter("com.jfilter.converter.MixinFilter", new MixinFilter(filterFields)));
    }

    //Set dateTimeModule if option is enabled
    if (serializationConfig.isDateTimeModuleEnabled()) {
        //Add JavaTimeModule to fix issue with LocalDate/LocalDateTime serialization
        JavaTimeModule javaTimeModule = new JavaTimeModule();
        javaTimeModule.addSerializer(LocalTime.class, LocalTimeSerializer.INSTANCE);
        javaTimeModule.addSerializer(LocalDate.class, LocalDateSerializer.INSTANCE);
        javaTimeModule.addSerializer(LocalDateTime.class, LocalDateTimeSerializer.INSTANCE);
        javaTimeModule.addDeserializer(LocalTime.class, LocalTimeDeserializer.INSTANCE);
        javaTimeModule.addDeserializer(LocalDate.class, LocalDateDeserializer.INSTANCE);
        javaTimeModule.addDeserializer(LocalDateTime.class, LocalDateTimeDeserializer.INSTANCE);
        objectMapper.registerModule(javaTimeModule);
        objectMapper.registerModule(new Jdk8Module());
        objectMapper.findAndRegisterModules();
    }

    return objectMapper;
}

源代码12 项目： blade-tool 文件： BladeJavaTimeModule.java

public BladeJavaTimeModule() {
	super(PackageVersion.VERSION);
	this.addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer(DateTimeUtil.DATETIME_FORMAT));
	this.addDeserializer(LocalDate.class, new LocalDateDeserializer(DateTimeUtil.DATE_FORMAT));
	this.addDeserializer(LocalTime.class, new LocalTimeDeserializer(DateTimeUtil.TIME_FORMAT));
	this.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeUtil.DATETIME_FORMAT));
	this.addSerializer(LocalDate.class, new LocalDateSerializer(DateTimeUtil.DATE_FORMAT));
	this.addSerializer(LocalTime.class, new LocalTimeSerializer(DateTimeUtil.TIME_FORMAT));
}

源代码13 项目： albedo 文件： JavaTimeModule.java

public JavaTimeModule() {
	super(PackageVersion.VERSION);
	this.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeFormatter.ofPattern(DatePattern.NORM_DATETIME_PATTERN)));
	this.addSerializer(LocalDate.class, new LocalDateSerializer(DateTimeFormatter.ofPattern(DatePattern.NORM_DATE_PATTERN)));
	this.addSerializer(LocalTime.class, new LocalTimeSerializer(DateTimeFormatter.ofPattern(DatePattern.NORM_TIME_PATTERN)));
	this.addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern(DatePattern.NORM_DATETIME_PATTERN)));
	this.addDeserializer(LocalDate.class, new LocalDateDeserializer(DateTimeFormatter.ofPattern(DatePattern.NORM_DATE_PATTERN)));
	this.addDeserializer(LocalTime.class, new LocalTimeDeserializer(DateTimeFormatter.ofPattern(DatePattern.NORM_TIME_PATTERN)));
}

源代码14 项目： cms 文件： DateFormatConfigure.java

/**
 * 自定义Bean
 *
 * @return
 */
@Bean
@Primary
public Jackson2ObjectMapperBuilderCustomizer jackson2ObjectMapperBuilderCustomizer() {
    return builder -> builder.serializerByType(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeFormatter.ofPattern(DATETIME_FORMAT)))
            .serializerByType(LocalDate.class, new LocalDateSerializer(DateTimeFormatter.ofPattern(DATE_FORMAT)))
            .serializerByType(LocalTime.class, new LocalTimeSerializer(DateTimeFormatter.ofPattern(TIME_FORMAT)))
            .deserializerByType(LocalDateTime.class, new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern(DATETIME_FORMAT)))
            .deserializerByType(LocalDate.class, new LocalDateDeserializer(DateTimeFormatter.ofPattern(DATE_FORMAT)))
            .deserializerByType(LocalTime.class, new LocalTimeDeserializer(DateTimeFormatter.ofPattern(TIME_FORMAT)));
}

源代码15 项目： jackson-modules-java8 文件： TestLocalTimeSerializationWithCustomFormatter.java

private String serializeWith(LocalTime dateTime, DateTimeFormatter f) throws Exception {
    ObjectMapper mapper = JsonMapper.builder()
            .addModule(new SimpleModule()
                    .addSerializer(new LocalTimeSerializer(f)))
            .build();
    return mapper.writeValueAsString(dateTime);
}

源代码16 项目： core-ng-project 文件： JSONMapper.java

private static JavaTimeModule timeModule() {
    var module = new JavaTimeModule();

    // redefine date time formatter to output nano seconds in at least 3 digits, which inline with ISO standard and ES standard
    DateTimeFormatter localTimeFormatter = new DateTimeFormatterBuilder()
            .parseStrict()
            .appendValue(HOUR_OF_DAY, 2)
            .appendLiteral(':')
            .appendValue(MINUTE_OF_HOUR, 2)
            .appendLiteral(':')
            .appendValue(SECOND_OF_MINUTE, 2)
            .appendFraction(NANO_OF_SECOND, 3, 9, true) // always output 3 digits of nano seconds (iso date format doesn't specify how many digits it should present, here always keep 3)
            .toFormatter();

    module.addSerializer(ZonedDateTime.class, new ZonedDateTimeSerializer(ISO_INSTANT));
    module.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(new DateTimeFormatterBuilder()
            .parseStrict()
            .append(ISO_LOCAL_DATE)
            .appendLiteral('T')
            .append(localTimeFormatter)
            .toFormatter()));
    module.addSerializer(LocalTime.class, new LocalTimeSerializer(new DateTimeFormatterBuilder()
            .parseStrict()
            .append(localTimeFormatter)
            .toFormatter()));
    return module;
}

源代码17 项目： spring-boot-plus 文件： JacksonConfig.java

@Override
    public void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
        MappingJackson2HttpMessageConverter jackson2HttpMessageConverter = new MappingJackson2HttpMessageConverter();

        ObjectMapper objectMapper = jackson2HttpMessageConverter.getObjectMapper();
        objectMapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
        objectMapper.disable(DeserializationFeature.ADJUST_DATES_TO_CONTEXT_TIME_ZONE);

        SimpleModule simpleModule = new SimpleModule();
        // Long类型序列化成字符串，避免Long精度丢失
//        simpleModule.addSerializer(Long.class, ToStringSerializer.instance);
//        simpleModule.addSerializer(Long.TYPE, ToStringSerializer.instance);

        // XSS序列化
        if (enableXss){
            simpleModule.addSerializer(String.class, new XssJacksonSerializer());
            simpleModule.addDeserializer(String.class, new XssJacksonDeserializer());
        }

        // Date
        simpleModule.addSerializer(Date.class, new JacksonDateSerializer());
        simpleModule.addDeserializer(Date.class, new JacksonDateDeserializer());

        simpleModule.addDeserializer(Integer.class, new JacksonIntegerDeserializer());
        simpleModule.addDeserializer(Double.class, new JacksonDoubleDeserializer());

        // jdk8日期序列化和反序列化设置
        JavaTimeModule javaTimeModule = new JavaTimeModule();
        javaTimeModule.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeFormatter.ofPattern(DatePattern.YYYY_MM_DD_HH_MM_SS)));
        javaTimeModule.addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern(DatePattern.YYYY_MM_DD_HH_MM_SS)));

        javaTimeModule.addSerializer(LocalDate.class, new LocalDateSerializer(DateTimeFormatter.ofPattern(DatePattern.YYYY_MM_DD)));
        javaTimeModule.addDeserializer(LocalDate.class, new LocalDateDeserializer(DateTimeFormatter.ofPattern(DatePattern.YYYY_MM_DD)));

        javaTimeModule.addSerializer(LocalTime.class, new LocalTimeSerializer(DateTimeFormatter.ofPattern(DatePattern.HH_MM_SS)));
        javaTimeModule.addDeserializer(LocalTime.class, new LocalTimeDeserializer(DateTimeFormatter.ofPattern(DatePattern.HH_MM_SS)));

        objectMapper.registerModule(simpleModule).registerModule(javaTimeModule).registerModule(new ParameterNamesModule());

        jackson2HttpMessageConverter.setObjectMapper(objectMapper);

        //放到第一个
        converters.add(0, jackson2HttpMessageConverter);
    }

源代码18 项目： n2o-framework 文件： RestEngineTimeModule.java

public RestEngineTimeModule() {
    addSerializer(LocalDateTime.class, LocalDateTimeSerializer.INSTANCE);
    addSerializer(LocalDate.class, LocalDateSerializer.INSTANCE);
    addSerializer(LocalTime.class, LocalTimeSerializer.INSTANCE);
}

源代码19 项目： hdw-dubbo 文件： WebConfig.java

@Override
public void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
    MappingJackson2HttpMessageConverter jackson2HttpMessageConverter = new MappingJackson2HttpMessageConverter();

    ObjectMapper objectMapper = jackson2HttpMessageConverter.getObjectMapper();
    objectMapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
    objectMapper.disable(DeserializationFeature.ADJUST_DATES_TO_CONTEXT_TIME_ZONE);

    SimpleModule simpleModule = new SimpleModule();
    // Long类型序列化成字符串，避免Long精度丢失
    simpleModule.addSerializer(Long.class, ToStringSerializer.instance);
    simpleModule.addSerializer(Long.TYPE, ToStringSerializer.instance);

    // XSS序列化
    simpleModule.addSerializer(String.class, new XssJacksonSerializer());
    simpleModule.addDeserializer(String.class, new XssJacksonDeserializer());

    // Date序列化
    simpleModule.addSerializer(Date.class, new JacksonDateSerializer());
    simpleModule.addDeserializer(Date.class, new JacksonDateDeserializer());

    // Integer、Double反序列化
    simpleModule.addDeserializer(Integer.class, new JacksonIntegerDeserializer());
    simpleModule.addDeserializer(Double.class, new JacksonDoubleDeserializer());

    // jdk8日期序列化和反序列化设置
    JavaTimeModule javaTimeModule = new JavaTimeModule();
    javaTimeModule.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeFormatter.ofPattern(DatePattern.NORM_DATETIME_PATTERN)));
    javaTimeModule.addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern(DatePattern.NORM_DATETIME_PATTERN)));

    javaTimeModule.addSerializer(LocalDate.class, new LocalDateSerializer(DateTimeFormatter.ofPattern(DatePattern.NORM_DATE_PATTERN)));
    javaTimeModule.addDeserializer(LocalDate.class, new LocalDateDeserializer(DateTimeFormatter.ofPattern(DatePattern.NORM_DATE_PATTERN)));

    javaTimeModule.addSerializer(LocalTime.class, new LocalTimeSerializer(DateTimeFormatter.ofPattern(DatePattern.NORM_TIME_PATTERN)));
    javaTimeModule.addDeserializer(LocalTime.class, new LocalTimeDeserializer(DateTimeFormatter.ofPattern(DatePattern.NORM_TIME_PATTERN)));

    objectMapper.registerModule(simpleModule)
            .registerModule(javaTimeModule).registerModule(new ParameterNamesModule());

    jackson2HttpMessageConverter.setObjectMapper(objectMapper);

    //放到第一个
    converters.add(0, jackson2HttpMessageConverter);

}

方法所在类

org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer