Caused by: org.springframework.data.mapping.MappingException: Property ESSearchObj.createTime is ann

最近使用ES，同步数据时报错

Caused by: org.springframework.data.mapping.MappingException: Property ESSearchObj.createTime is annotated with FieldType.Date but has no DateFormat defined
	at org.springframework.data.elasticsearch.core.mapping.SimpleElasticsearchPersistentProperty.initDateConverter(SimpleElasticsearchPersistentProperty.java:132)
	at org.springframework.data.elasticsearch.core.mapping.SimpleElasticsearchPersistentProperty.(SimpleElasticsearchPersistentProperty.java:91)
	at org.springframework.data.elasticsearch.core.mapping.SimpleElasticsearchMappingContext.createPersistentProperty(SimpleElasticsearchMappingContext.java:58)
	at org.springframework.data.elasticsearch.core.mapping.SimpleElasticsearchMappingContext.createPersistentProperty(SimpleElasticsearchMappingContext.java:34)
	at org.springframework.data.mapping.context.AbstractMappingContext$PersistentPropertyCreator.createAndRegisterProperty(AbstractMappingContext.java:542)
	at org.springframework.data.mapping.context.AbstractMappingContext$PersistentPropertyCreator.doWith(AbstractMappingContext.java:520)
	at org.springframework.util.ReflectionUtils.doWithFields(ReflectionUtils.java:710)
	at org.springframework.data.mapping.context.AbstractMappingContext.addPersistentEntity(AbstractMappingContext.java:389)
	at org.springframework.data.mapping.context.AbstractMappingContext.getPersistentEntity(AbstractMappingContext.java:263)
	at org.springframework.data.mapping.context.AbstractMappingContext.getPersistentEntity(AbstractMappingContext.java:206)
	at org.springframework.data.mapping.context.AbstractMappingContext.getPersistentEntity(AbstractMappingContext.java:90)
	at org.springframework.data.repository.core.support.RepositoryFactoryBeanSupport.lambda$afterPropertiesSet$5(RepositoryFactoryBeanSupport.java:297)
	at java.util.Optional.ifPresent(Optional.java:159)

修改如下阔以了：

    @Field(type = FieldType.Date,format = DateFormat.basic_date)
    private Date createTime;