ADD oraclelinux-9-slim-arm64v8-rootfs.tar.xz / # buildkit

CMD ["/bin/bash"]

RUN /bin/sh -c set -eux; microdnf install gzip tar binutils freetype fontconfig ; microdnf clean all # buildkit

ENV JAVA_HOME=/usr/java/openjdk-26

ENV PATH=/usr/java/openjdk-26/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

ENV LANG=C.UTF-8

ENV JAVA_VERSION=26-ea+1

RUN /bin/sh -c set -eux; arch="$(rpm --query --queryformat='%{ARCH}' rpm)"; case "$arch" in 'x86_64') downloadUrl='https://download.java.net/java/early_access/jdk26/1/GPL/openjdk-26-ea+1_linux-x64_bin.tar.gz'; downloadSha256='9d95d3e025035bfe649be52a1a5f94e28f66af98693db6b4e879fa3be4dc4e69'; ;; 'aarch64') downloadUrl='https://download.java.net/java/early_access/jdk26/1/GPL/openjdk-26-ea+1_linux-aarch64_bin.tar.gz'; downloadSha256='6b80805bd34f0513f09b4cbf9928fb8c73a883c6979ba1df56e71f1b7c12e434'; ;; *) echo >&2 "error: unsupported architecture: '$arch'"; exit 1 ;; esac; curl -fL -o openjdk.tgz "$downloadUrl"; echo "$downloadSha256 *openjdk.tgz" | sha256sum --strict --check -; mkdir -p "$JAVA_HOME"; tar --extract --file openjdk.tgz --directory "$JAVA_HOME" --strip-components 1 --no-same-owner ; rm openjdk.tgz*; rm -rf "$JAVA_HOME/lib/security/cacerts"; ln -sT /etc/pki/ca-trust/extracted/java/cacerts "$JAVA_HOME/lib/security/cacerts"; ln -sfT "$JAVA_HOME" /usr/java/default; ln -sfT "$JAVA_HOME" /usr/java/latest; for bin in "$JAVA_HOME/bin/"*; do base="$(basename "$bin")"; [ ! -e "/usr/bin/$base" ]; alternatives --install "/usr/bin/$base" "$base" "$bin" 20000; done; java -Xshare:dump; fileEncoding="$(echo 'System.out.println(System.getProperty("file.encoding"))' | jshell -s -)"; [ "$fileEncoding" = 'UTF-8' ]; rm -rf ~/.java; javac --version; java --version # buildkit

CMD ["jshell"]