Spring Bean Scopes: Bean 实例生成方式与生命周期

The life cycle and visibility of Spring Bean.

6 types of scopes

singleton prototype request session application websocket

The last four scopes mentioned, request, session, application and websocket, are only available in a web-aware application.

使用例子

@Bean@Scope("singleton")publicPersonpersonSingleton(){ return new Person(); } @Service @Scope("prototype") public class SpecificationParserClickHouse implements SpecificationParser { @Resource FieldFeatureBuilder fieldFeatureBuilder; ListspecList; IQuerySpecification spec =null; ... }

参考资料

https://www.baeldung.com/spring-bean-scopes