Extension Mechanism

Introduction to Java SPI

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Introduction to Java SPI

Java SPI (Service Provider Interface) is a service discovery mechanism provided by Java that allows frameworks or libraries to dynamically load their implementations at runtime. The core idea of SPI is interface-oriented programming + decoupling, enabling independent evolution between service providers and service consumers. 1. What is SPI? SPI is a built-in mechanism in Java, … Read more

Understanding the SPI Mechanism in Dubbo Extensions

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Understanding the SPI Mechanism in Dubbo Extensions

1. What is SPI 1.1 Introduction to SPI SPI, which stands for Service Provider Interface, is a service discovery mechanism. It automatically loads the classes defined in files located in the META-INF/services directory on the ClassPath. This mechanism enables extensibility for many frameworks, such as Dubbo and JDBC. Let’s start with a simple example to … Read more