insert spring.factories into the main jar

build.gradle

@@ -28,9 +28,14 @@ repositories {
  mavenCentral()
 }
 
+configurations {
+ springAutoConfig { transitive = false }
+}
+
 dependencies {
  implementation 'org.springframework.boot:spring-boot-starter-web'
  implementation("org.springframework.boot:spring-boot-starter-data-jpa")
+ springAutoConfig("org.springframework.boot:spring-boot-autoconfigure")
 }
 
 jlink {
@@ -55,3 +60,18 @@ jlink {
  }
  forceMerge 'jackson', 'log4j', 'jaxb', 'istack', 'stax'
 }
+
+prepareMergedJarsDir.doLast {
+ // extract META-INF/spring.factories from spring-boot-autoconfigure
+ copy {
+ from zipTree(configurations.springAutoConfig.singleFile).matching {
+ include 'META-INF/spring.factories'
+ }
+ into jlinkBasePath
+ }
+
+ // insert META-INF/spring.factories into the main jar
+ ant.zip(update: "true", destfile: jar.archivePath, keepcompression: true) {
+ fileset(dir: "$jlinkBasePath", includes: 'META-INF/**')
+ }
+}