From 89c72559b6762aa2fe6e0ae2a4551291d48dc1d8 Mon Sep 17 00:00:00 2001
From: Jochen Schalanda <jochen@schalanda.name>
Date: Sun, 22 Mar 2026 22:15:10 +0100
Subject: [PATCH] feat: add support for Dragonwell 25

---
 bin/dragonwell25.bash | 144 ++++++++++++++++++++++++++++++++++++++++++
 bin/update.bash       |   1 +
 2 files changed, 145 insertions(+)
 create mode 100755 bin/dragonwell25.bash

diff --git a/bin/dragonwell25.bash b/bin/dragonwell25.bash
new file mode 100755
index 00000000000..0b8a85324ad
--- /dev/null
+++ b/bin/dragonwell25.bash
@@ -0,0 +1,144 @@
+#!/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 "${0}")/functions.bash"
+
+VENDOR='dragonwell'
+METADATA_DIR="${1}/${VENDOR}"
+CHECKSUM_DIR="${2}/${VENDOR}"
+
+ensure_directory "${METADATA_DIR}"
+ensure_directory "${CHECKSUM_DIR}"
+
+function normalize_release_type {
+	case "${1}" in
+	ea|*Experimental*|FP1) echo 'ea'
+		;;
+	*) echo 'ga'
+		;;
+	esac
+}
+
+function download {
+	local tag_name="${1}"
+	local asset_name="${2}"
+	local filename="${asset_name}"
+
+	local url="https://github.com/dragonwell-project/dragonwell25/releases/download/${tag_name}/${asset_name}"
+	local metadata_file="${METADATA_DIR}/${filename}.json"
+	local archive="${TEMP_DIR}/${filename}"
+
+	if [[ -f "${metadata_file}" ]]
+	then
+		echo "Skipping ${filename}"
+	elif [[ "${filename}" =~ (tar\.gz|zip)$ ]]
+	then
+		download_file "${url}" "${archive}" || return 1
+
+		local regex
+		if [[ "${filename}" =~ ^Alibaba_Dragonwell_(Standard|Extended) ]]
+		then
+			# shellcheck disable=SC2016
+			regex='s/^Alibaba_Dragonwell_(?:Standard|Extended)[–_]([0-9\+.]{1,}[^_]*)_(aarch64|x64)(?:_alpine)?[-_](Linux|linux|Windows|windows)\.(.*)$/VERSION="$1" JAVA_VERSION="$1" ARCH="$2" OS="$3" EXT="$4"/g'
+		elif [[ "${filename}" = Alibaba_Dragonwell* ]];
+		then
+			# shellcheck disable=SC2016
+			regex='s/^Alibaba_Dragonwell_([0-9\+.]{1,}[^_]*)(?:_alpine)?[_-](?:(GA|Experimental|GA_Experimental|FP1)_)?(Linux|linux|Windows|windows)_(aarch64|x64)\.(.*)$/VERSION="$1" JAVA_VERSION="$1" RELEASE_TYPE="$2" OS="$3" ARCH="$4" EXT="$5"/g'
+		else
+			# shellcheck disable=SC2016
+			regex='s/^OpenJDK(?:[0-9\+].{1,})_(x64|aarch64)_(linux|windows)_dragonwell_dragonwell-([0-9.]+)(?:_jdk)?[-_]([0-9._]+)-?(ga|.*)\.(tar\.gz|zip)$/ARCH="$1" OS="$2" VERSION="$3" JAVA_VERSION="$4" RELEASE_TYPE="$5" EXT="$6"/g'
+		fi
+
+		local VERSION=""
+		local JAVA_VERSION=""
+		local RELEASE_TYPE=""
+		local OS=""
+		local ARCH=""
+		local EXT=""
+		local FEATURES=""
+
+		# Parse meta-data from file name
+		eval "$(perl -pe "${regex}" <<< "${asset_name}")"
+
+		if [[ -z "${VERSION}" ]]
+		then
+			# shellcheck disable=SC2016
+			regex='s/^Alibaba_Dragonwell_([0-9\+.]{1,}[^_]*)(?:_alpine)?_(aarch64|x64)_(Linux|linux|Windows|windows)\.(.*)$/VERSION="$1" JAVA_VERSION="$1" RELEASE_TYPE="jdk" OS="$3" ARCH="$2" EXT="$4"/g'
+			eval "$(perl -pe "${regex}" <<< "${asset_name}")"
+		fi
+
+		if [[ -z "${VERSION}" ]]
+		then
+			echo "Unable to parse ${asset_name}"
+			return 1
+		fi
+
+		if [[ -z "${RELEASE_TYPE}" ]]
+		then
+			RELEASE_TYPE='ga'
+		fi
+
+		if [[ "${VERSION}" =~ "preview" ]]
+		then
+			RELEASE_TYPE='ea'
+		fi
+
+		if [[ "${filename}" =~ "_alpine" ]]
+		then
+			FEATURES='musl'
+		fi
+
+		local json
+		json="$(metadata_json \
+			"${VENDOR}" \
+			"${filename}" \
+			"$(normalize_release_type "${RELEASE_TYPE}")" \
+			"${VERSION}" \
+			"${JAVA_VERSION}" \
+			'hotspot' \
+			"$(normalize_os "${OS}")" \
+			"$(normalize_arch "${ARCH}")" \
+			"${EXT}" \
+			'jdk' \
+			"${FEATURES}" \
+			"${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}"
+	else
+		echo "Skipping ${filename}"
+	fi
+}
+
+RELEASE_FILE="${TEMP_DIR}/releases-${VENDOR}-25.json"
+download_github_releases 'dragonwell-project' 'dragonwell25' "${RELEASE_FILE}"
+
+versions=$(jq -r '.[].tag_name' "${RELEASE_FILE}" | sort -V)
+for version in ${versions}
+do
+	assets=$(jq -r  ".[] | select(.tag_name == \"${version}\") | .assets[] | select(.content_type | startswith(\"application\")) | select(.name | contains(\"_source\") | not) | select(.name | endswith(\"jar\") | not) | .name" "${RELEASE_FILE}")
+	for asset in ${assets}
+	do
+		download "${version}" "${asset}" || echo "Cannot download ${asset}"
+	done
+done
+
+jq -s -S . "${METADATA_DIR}"/{Alibaba_Dragonwell,OpenJDK}*.json > "${METADATA_DIR}/all.json"
diff --git a/bin/update.bash b/bin/update.bash
index eaac219cb80..6350987b349 100755
--- a/bin/update.bash
+++ b/bin/update.bash
@@ -52,6 +52,7 @@ vendors=(
 	"$(cmd 'dragonwell11')"
 	"$(cmd 'dragonwell17')"
 	"$(cmd 'dragonwell21')"
+	"$(cmd 'dragonwell25')"
 	"$(cmd 'oracle')"
 	"$(cmd 'oracle-graalvm')"
 	"$(cmd 'oracle-graalvm-ea')"