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This article explains how Spring Boot packages applications as executable Fat JARs, embeds a web server, uses a special launcher, and defines a main class so the JAR can be run with a simple java -jar command, eliminating the need for separate deployment servers.
This article explains how Spring Boot's spring-boot-maven-plugin creates an executable JAR, describes the internal structure and Manifest, details the role of JarLauncher and the custom LaunchedURLClassLoader, and provides concrete code examples for class loading and execution.
This article explains how the spring-boot-maven-plugin creates a self‑contained executable JAR, describes its internal structure, the manifest configuration, and details the function of Spring Boot Loader classes such as JarLauncher and LaunchedURLClassLoader in launching the application.
This article explains how Spring Boot's spring-boot-maven-plugin creates an executable fat JAR, details its internal structure, the purpose of the JarLauncher class, and the custom class loading mechanisms used to launch the application, including code examples and manifest analysis.
This article explains how Spring Boot's spring-boot-maven-plugin creates an executable JAR, describes the internal JAR structure, the function of the JarLauncher class, and details the custom class loader mechanisms that enable Spring Boot applications to run directly with java -jar.