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Import Com.example.demo.configuration.message ServiceConfig

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Spring高手之路14--深入浅出：SPI机制在JDK与Spring Boot中的应用

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By Import Org.springframework.beans.factory.config. BeanPostProcessor, import org.springframework.context.annotation.Bean, import org.springframework.context.annotation.Configuration, Import Com.example.demo.configuration.message ServiceConfig
| 51cto.com
文章目录 1. SPI解读：什么是SPI? 2. SPI在JDK中的应用示例 3. SPI在Spring框架中的应用 3.1 传统Spring框架中的SPI思想 3.2 Spring Boot中的SPI思想 4. SPI在JDBC驱动加载中的应用 5. 如何通过Spring Boot自动配置理解SPI思想 6.
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Spring高手之路14--深入浅出：SPI机制在JDK与Spring Boot中的应用

|
By Import Org.springframework.beans.factory.config. BeanPostProcessor, import org.springframework.context.annotation.Bean, import org.springframework.context.annotation.Configuration, Import Com.example.demo.configuration.message ServiceConfig
| CSDN
SPI (Service Provider Interface) 是一种服务发现机制，它允许第三方提供者为核心库或主框架提供实现或扩展。这种设计允许核心库/框架在不修改自身代码的情况下，通过第三方实现来增强功能。 JDK原生的SPI： 定义和发现：JDK的SPI主要通过在META-INF/services/目录下放置特定的文件来指定哪些类实现了给定的服务接口。这些文件的名称应为接口的全限定名，内容为实现该接口的全限定类名。 加载机制：ServiceLoader类使用Java的类加载器机制从META-INF/services/目录下加载和实例化服务提供者。例如，ServiceLoader.load(MyServiceInterface.class)会返回一个实现了MyServiceInterface的实例迭代器。 缺点：JDK原生的SPI每次通过ServiceLoader加载时都会初始化一个新的实例，没有实现类的缓存，也没有考虑单例等高级功能。 Spring的SPI：...
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