不可能从用户库自动连接bean。(春季)
我使用Spring-boot(2.6.7)。
自定义库是从私人Nexus存储库下载的,我在Project的ClassPath中看到。
我有一个自定义库,我想配置bean。因此,项目中的另一个组件会自动实现已配置的本身。
- bean来自库
//library
public interface Helper<S,T> {
T prepare(S messageMetaDto);
}
中的库中
//library
@RequiredArgsConstructor
public class HelperImpl
implements Helper<MessageMetaDto, EmailDto<MessageDto>> {
private final MessageConverter<InfoDto, MessageDto> messageConverter;
@Override
public EmailDto<MessageDto> prepare(MessageMetaDto messageMetaDto) {
....
}
}
//library
@Data
@Builder
@AllArgsConstructor
public class EmailDto<T> {
private T message;
@NotBlank
private String name;
}
- 实现的bean在myproject
@Configuration
public class TemplateConfig {
@Bean(name = "prepareMessage")
public Helper<MessageMetaDto, EmailDto<MessageDto>> prepareMessage(MessageConverter<InfoDto, MessageDto> messageConverter){
return new HelperImpl(messageConverter);
}
@Bean
public MessageConverter<InfoDto, AzureMessageDto> messageConverter(){
return new MessageConverterImpl();
}
}
- ,bean helper - &gt;找不到
,但是bean messageconverter 已经创建了。
为什么未创建带有嵌套参数的bean,而是创建另一个参数。
但是毕竟,当我在库中运行它们时,集成测试是按顺序进行的,那么复杂的通用性不会影响吗?
有什么问题?
I use spring-boot (2.6.7).
the custom library is downloaded from private nexus repository and I see in classpath of project.
I have a custom library and I want to configure the bean. so that another component in the project automatically implements it to itself already configured.
- bean from library
//library
public interface Helper<S,T> {
T prepare(S messageMetaDto);
}
- implementation that bean in the library
//library
@RequiredArgsConstructor
public class HelperImpl
implements Helper<MessageMetaDto, EmailDto<MessageDto>> {
private final MessageConverter<InfoDto, MessageDto> messageConverter;
@Override
public EmailDto<MessageDto> prepare(MessageMetaDto messageMetaDto) {
....
}
}
//library
@Data
@Builder
@AllArgsConstructor
public class EmailDto<T> {
private T message;
@NotBlank
private String name;
}
- in myProject
@Configuration
public class TemplateConfig {
@Bean(name = "prepareMessage")
public Helper<MessageMetaDto, EmailDto<MessageDto>> prepareMessage(MessageConverter<InfoDto, MessageDto> messageConverter){
return new HelperImpl(messageConverter);
}
@Bean
public MessageConverter<InfoDto, AzureMessageDto> messageConverter(){
return new MessageConverterImpl();
}
}
the bean Helper - > not found
but the bean MessageConverter - has created.
Why a bean with nested parameters is not created, but another one is created.
But after all, the integration tests when I ran them in the library were in order, such a complex generic did not affect ?
What could be the problem ?
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有一个重复的数据模型
项目中 。我将其从项目中删除,然后库中的组件通常初始化并添加到应用程序上下文中。
there was a duplicate data model
in the project . I removed it from the project, then the component from the library was normally initialized and added to the Application context.