";s:4:"text";s:2814:" Resource interface represents a resource.
run via the following command. Stephen Warren Created July 02, 2015 19:07. We wanted to add a jar, without changing the pom.xml. For example, if MyJar.jar contains another JAR file called MyUtils.jar, you cannot use the Class-Path header in MyJar.jar's manifest to load classes in MyUtils.jar into the class path. Resource is a general interface in Spring for representing an external resource. continue using the JAR Launcher. i.e. The layers.idx file can be used only for jars, it allows a jar to be split into logical layers for Docker/OCI image creation. java -jar fat_app.jar # The main class in JAR manifest # is set to 'org.springframework.boot.loader.JarLauncher' The solution is to go the old java way and provide the main class yourself: If you try to use resource.getFile() you will receive an error, because Spring tries to access a file system path, but it can not access a path in your JAR. To load classes in JAR files within a JAR file into the class path, you must write custom code to load those classes. How to provide a Spring Boot "fat JAR" with external dependencies. We wanted to add a jar, without changing the pom.xml. If you would like to load a file from classpath in a Spring Boot JAR, then you have to use the resource.getInputStream() method to retrieve it as a InputStream. Answered. I am attempting to add an external jar to my module's build path. Spring Boot Loader-compatible jar and war archives can include additional index files under the BOOT-INF/ directory. i.e. Learn different ways to load resources or files (e.g. Spring Boot relies on the mechanism of "Autoconfiguration": the run time support that underlies a Spring Boot application is able to create and load objects into the context based on what it finds on the classpath. text files, XML files, properties file, or image files) into the Spring application context.Spring ResourceLoader provides a unified getResource() method for us to retrieve an external resource by a resource path.. 1. Load file from Spring Boot JAR.
java -jar fat_app.jar # The main class in JAR manifest # is set to 'org.springframework.boot.loader.JarLauncher' The solution is to go the old java way and provide the main class yourself: IntelliJ IDEA does not detect classpath library jar file Follow. When we use the jar launcher i.e.