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Fix Java 8 and 11 support in spring boot smoke test app #14956

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merged 1 commit into from
Oct 11, 2025
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Fix Java 8 and 11 support in spring boot smoke test app #14956

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14 changes: 10 additions & 4 deletions smoke-tests/images/spring-boot/build.gradle.kts
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Original file line number Diff line number Diff line change
Expand Up @@ -17,10 +17,6 @@ dependencies {
implementation("org.springframework.boot:spring-boot-starter-web")
}

otelJava {
minJavaVersionSupported = JavaVersion.VERSION_17
}

configurations.runtimeClasspath {
resolutionStrategy {
// requires old logback (and therefore also old slf4j)
Expand All @@ -34,6 +30,16 @@ val targetJDK = project.findProperty("targetJDK") ?: "17"
val tag = findProperty("tag")
?: DateTimeFormatter.ofPattern("yyyyMMdd.HHmmSS").format(LocalDateTime.now())

java {
// Jib detects the Java version from sourceCompatibility to determine the entrypoint format.
// Java 8 doesn't support the @argfile syntax (added in Java 9), so Jib needs to know
// to use an expanded classpath format instead (e.g., /app/classes:/app/libs/*).
if (targetJDK == "8") {
sourceCompatibility = JavaVersion.VERSION_1_8
targetCompatibility = JavaVersion.VERSION_1_8
}
}

springBoot {
buildInfo {
}
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