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View Code? Open in Web Editor NEWUsing Axon + Spring Cloud + Spring Cloud Stream + JPA to implement event sourcing and CQRS
License: MIT License
Using Axon + Spring Cloud + Spring Cloud Stream + JPA to implement event sourcing and CQRS
License: MIT License
1.问题
1.如果我想通过最新的name或者其他条件查询,我该怎么做呢?
contract_view表里面的数据,是第一次保存的数据,不是最新的,更新时并没有更新这个表
我看代码有 // 2. 分发事件到各个 handler
这个逻辑,但是执行更新业务时,ContractEventHandler也没收到事件
2.能给个查询最新状态列表数据的例子吗?
1.问题
snapshot_event_entry表没有生成数据,是什么原因?
大神你好,不知道为何使用Spring boot 2.2.2.RELEASE和Spring cloud Hoxton.SR1后(请原谅我有使用最新依赖的强迫症),此项目无法启动了,报这个错误:
org.hibernate.DuplicateMappingException: The [org.axonframework.eventsourcing.eventstore.jpa.DomainEventEntry] and [com.craftsman.eventsourcing.es.continuance.producer.jpa.CustomDomainEventEntry] entities share the same JPA entity name: [DomainEventEntry] which is not allowed!
我知道CustomDomainEventEntry这个实体类,想要代替原本org.axonframework.eventsourcing.eventstore.jpa.DomainEventEntry,代码如下:
@entity(name = "DomainEventEntry")
@getter
@Setter
@table(indexes = @Index(columnList = "aggregateIdentifier,sequenceNumber", unique = true))
@EntityListeners(CustomDomainEventEntryListener.class)
public class CustomDomainEventEntry extends AbstractSequencedDomainEventEntry<byte[]> {
}
@configuration
@RegisterDefaultEntities(packages = {
"org.axonframework.eventsourcing.eventstore.jpa"
})
public class AxonContinueConfiguration {
}
从代码的字面上理解,肯定会造成DuplicateMappingException,然而为何Spring boot 2.1.5.RELEASE(及Spring cloud Greenwich.SR1)不会,而升级之后就会呢?
我忽略了哪个细节了吗?如果想要使用最新的依赖,该怎么做?请指教,谢谢!
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