From 17cc473c0197ea693f1c59acba1d72d32a115e87 Mon Sep 17 00:00:00 2001
From: Matthew Adams <matthew@matthewadams.me>
Date: Fri, 1 May 2026 16:06:13 -0500
Subject: [PATCH] feat: support liberica nik

---
 README.md             |   1 +
 bin/functions.bash    |   2 +-
 bin/liberica-nik.bash | 122 ++++++++++++++++++++++++++++++++++++++++++
 bin/update.bash       |   1 +
 4 files changed, 125 insertions(+), 1 deletion(-)
 create mode 100755 bin/liberica-nik.bash

diff --git a/README.md b/README.md
index 814d6690bc2..bdd5bf95538 100644
--- a/README.md
+++ b/README.md
@@ -17,6 +17,7 @@ Supported OpenJDK distributions:
 * [IBM Semeru](https://developer.ibm.com/languages/java/semeru-runtimes/)
 * [Java SE Reference Implementations](https://jdk.java.net/)
 * [Liberica](https://bell-sw.com/)
+* [Liberica Native Image Kit](https://bell-sw.com/liberica-native-image-kit/)
 * [Mandrel](https://github.com/graalvm/mandrel)
 * [Microsoft OpenJDK](https://www.microsoft.com/openjdk)
 * [OpenJDK](https://jdk.java.net/)
diff --git a/bin/functions.bash b/bin/functions.bash
index 304a3c767a8..2b9439008e2 100644
--- a/bin/functions.bash
+++ b/bin/functions.bash
@@ -116,7 +116,7 @@ function metadata_json {
 
 function normalize_os {
 	case "${1}" in
-	'linux'|'Linux'|'alpine-linux') echo 'linux'
+	'linux'|'Linux'|'alpine-linux'|'linux-musl') echo 'linux'
 		;;
 	'mac'|'macos'|'macosx'|'osx'|'darwin'|'macOS') echo 'macosx'
 		;;
diff --git a/bin/liberica-nik.bash b/bin/liberica-nik.bash
new file mode 100755
index 00000000000..7d2febb4ed1
--- /dev/null
+++ b/bin/liberica-nik.bash
@@ -0,0 +1,122 @@
+#!/usr/bin/env bash
+set -e
+set -Euo pipefail
+
+TEMP_DIR=$(mktemp -d)
+trap 'rm -rf ${TEMP_DIR}' EXIT
+
+if [[ "$#" -lt 2 ]]
+then
+	echo "Usage: ${0} metadata-directory checksum-directory"
+	exit 1
+fi
+
+# shellcheck source=bin/functions.bash
+source "$(dirname "${0}")/functions.bash"
+
+VENDOR='liberica-nik'
+METADATA_DIR="${1}/${VENDOR}"
+CHECKSUM_DIR="${2}/${VENDOR}"
+
+ensure_directory "${METADATA_DIR}"
+ensure_directory "${CHECKSUM_DIR}"
+
+API_URL="https://api.bell-sw.com/v1/nik/releases"
+
+function get_release_type {
+	if [[ "${1}" = 'true' ]]
+	then
+		echo 'ga'
+	else
+		echo 'ea'
+	fi
+}
+
+function normalize_liberica_arch {
+	local arch="${1}"
+	local bitness="${2}"
+	if [[ "${arch}" == "x86" ]] && [[ "${bitness}" == "64" ]]
+	then
+		echo "x86_64"
+	elif [[ "${arch}" == "arm" ]] && [[ "${bitness}" == "64" ]]
+	then
+		echo "aarch64"
+	else
+		echo "${arch}"
+	fi
+}
+
+function normalize_features {
+	local bundle_type="${1}"
+	local os="${2}"
+	declare -a features
+	if [[ "${bundle_type}" == "full" ]]
+	then
+		features+=("libericafx" "minimal-vm" "javafx")
+	fi
+	if [[ "${os}" == "linux-musl" ]]
+	then
+		features+=("musl")
+	fi
+	echo "${features[@]}"
+}
+
+# Fetch releases
+RELEASES_FILE="${TEMP_DIR}/releases.json"
+curl -s "${API_URL}" > "${RELEASES_FILE}"
+
+# Iterate over releases
+# We filter for nik component
+jq -c '.[] | select(.component == "nik")' "${RELEASES_FILE}" | while read -r release; do
+	FILENAME=$(echo "${release}" | jq -r '.filename')
+	URL=$(echo "${release}" | jq -r '.downloadUrl')
+	VERSION=$(echo "${release}" | jq -r '.version')
+	GA=$(echo "${release}" | jq -r '.GA')
+	OS=$(echo "${release}" | jq -r '.os')
+	ARCH=$(echo "${release}" | jq -r '.architecture')
+	BITNESS=$(echo "${release}" | jq -r '.bitness')
+	EXT=$(echo "${release}" | jq -r '.packageType')
+	BUNDLE_TYPE=$(echo "${release}" | jq -r '.bundleType')
+
+	# Extract Java version from components
+	JAVA_VERSION=$(echo "${release}" | jq -r '.components[] | select(.component == "liberica") | .version')
+
+	METADATA_FILE="${METADATA_DIR}/${FILENAME}.json"
+	ARCHIVE="${TEMP_DIR}/${FILENAME}"
+
+	if [[ -f "${METADATA_FILE}" ]]
+	then
+		echo "Skipping ${FILENAME}"
+		continue
+	fi
+
+	echo "Processing ${FILENAME}"
+	download_file "${URL}" "${ARCHIVE}" || continue
+
+	# Generate metadata JSON
+	json="$(metadata_json \
+		"${VENDOR}" \
+		"${FILENAME}" \
+		"$(get_release_type "${GA}")" \
+		"${VERSION}" \
+		"${JAVA_VERSION}" \
+		'graalvm' \
+		"$(normalize_os "${OS}")" \
+		"$(normalize_arch "$(normalize_liberica_arch "${ARCH}" "${BITNESS}")")" \
+		"${EXT}" \
+		'jdk' \
+		"$(normalize_features "${BUNDLE_TYPE}" "${OS}")" \
+		"${URL}" \
+		"$(hash_file 'md5' "${ARCHIVE}" "${CHECKSUM_DIR}")" \
+		"$(hash_file 'sha1' "${ARCHIVE}" "${CHECKSUM_DIR}")" \
+		"$(hash_file 'sha256' "${ARCHIVE}" "${CHECKSUM_DIR}")" \
+		"$(hash_file 'sha512' "${ARCHIVE}" "${CHECKSUM_DIR}")" \
+		"$(file_size "${ARCHIVE}")" \
+		"${FILENAME}"
+	)"
+
+	echo "${json}" > "${METADATA_FILE}"
+	rm -f "${ARCHIVE}"
+done
+
+jq -s -S . "${METADATA_DIR}"/*.json > "${METADATA_DIR}/all.json"
diff --git a/bin/update.bash b/bin/update.bash
index e44d22438e3..0fafebc1181 100755
--- a/bin/update.bash
+++ b/bin/update.bash
@@ -48,6 +48,7 @@ vendors=(
 	"$(cmd 'zulu')"
 	"$(cmd 'sapmachine')"
 	"$(cmd 'liberica')"
+	"$(cmd 'liberica-nik')"
 	"$(cmd 'dragonwell8')"
 	"$(cmd 'dragonwell11')"
 	"$(cmd 'dragonwell17')"