AOT OCI Image

Author: wlanboy

Dockerfile

@@ -17,8 +17,11 @@ RUN --mount=type=cache,target=/root/.m2 mvn -q -DskipTests dependency:go-offline
 COPY src ./src
 # → Jetzt erst der Sourcecode, damit Änderungen am Code nicht das Dependency-Layer invalidieren.
 
-RUN --mount=type=cache,target=/root/.m2 mvn -q -DskipTests package
-# → Baut das eigentliche JAR.
+RUN --mount=type=cache,target=/root/.m2 mvn -q -DskipTests compile spring-boot:process-aot package
+# → Baut das eigentliche JAR mit AOT (Ahead-of-Time) Processing.
+# → compile: Kompiliert die Klassen (notwendig für process-aot).
+# → spring-boot:process-aot: Generiert AOT-Metadaten basierend auf den kompilierten Klassen.
+# → package: Baut das finale JAR inkl. AOT-Klassen.
 # → Wieder mit Maven-Cache, um Build-Zeit zu sparen.
 
 RUN cp target/javahttpclient-0.0.1-SNAPSHOT.jar app.jar && \

README.md

@@ -15,10 +15,10 @@ Showing http status, response, timing and istio envy settings.
 * mvn package
 
 # docker build
-* docker build -t wlanboy/javahttpclient:latest . --build-arg JAR_FILE=./target/javahttpclient-0.0.1-SNAPSHOT.jar
+* docker build -t wlanboy/javahttpclient:latest . 
 
 # run container
-* docker run -d --name httpclient --publish 8080:8080 --restart unless-stopped wlanboy/javahttpclient:latest
+* docker run --rm --name httpclient --publish 8080:8080 wlanboy/javahttpclient:latest
 
 # docker hub
 * https://hub.docker.com/r/wlanboy/javahttpclient

entrypoint.sh

@@ -20,6 +20,7 @@ set -e
 
 exec java \
   -Djava.security.egd=file:/dev/./urandom \
+  -Dspring.aot.enabled=true \
   -XX:MaxRAMPercentage=50 \
   -XX:InitialRAMPercentage=30 \
   -XX:+UseG1GC \

pom.xml

@@ -21,6 +21,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 		<java.version>25</java.version>
+		<start-class>com.wlanboy.javahttpclient.JavahttpclientApplication</start-class>
 	</properties>
 	<dependencies>
 		<dependency>