mateclaw/mateclaw-desktop/scripts/download-jre.sh
2026-07-12 17:30:23 +08:00

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#!/usr/bin/env bash
#
# scripts/download-jre.sh — Download Eclipse Temurin JRE 21 for the current
# macOS architecture (or both) and extract into resources/jre/<platform>/.
#
# Usage:
# scripts/download-jre.sh # auto-detect current arch
# scripts/download-jre.sh arm64 # arm64 only
# scripts/download-jre.sh x64 # x64 only
# scripts/download-jre.sh all # both arches
#
set -euo pipefail
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
JRE_DIR="$PROJECT_ROOT/resources/jre"
# Temurin 21 (LTS) JRE downloads via Adoptium API
ADOPTIUM_BASE="https://api.adoptium.net/v3/binary/latest/21/ga/mac"
download_and_extract() {
local arch="$1"
local folder="$2"
local url="$ADOPTIUM_BASE/$arch/jre/hotspot/normal/eclipse?project=jdk"
local tmpfile="$JRE_DIR/jre-mac-$arch.tar.gz"
echo "==> Downloading Temurin 21 JRE for macOS $arch"
mkdir -p "$JRE_DIR"
curl -L --fail -o "$tmpfile" "$url"
echo "==> Extracting to $JRE_DIR/$folder"
rm -rf "$JRE_DIR/$folder"
mkdir -p "$JRE_DIR/$folder"
# Temurin macOS tar.gz extracts to: jdk-21.x.x+jre/Contents/Home/...
# We want $folder/Contents/Home/... so move the inner Contents up.
local extract_tmp="$JRE_DIR/.tmp-$arch"
rm -rf "$extract_tmp"
mkdir -p "$extract_tmp"
tar -xzf "$tmpfile" -C "$extract_tmp"
# Find the extracted top-level directory and move its Contents
local extracted_dir
extracted_dir=$(find "$extract_tmp" -maxdepth 1 -type d -name "jdk-*" | head -1)
if [ -z "$extracted_dir" ]; then
# Fallback: some tarballs extract Contents directly
if [ -d "$extract_tmp/Contents" ]; then
mv "$extract_tmp/Contents" "$JRE_DIR/$folder/Contents"
else
echo "ERROR: Could not find extracted JDK directory"
exit 1
fi
else
mv "$extracted_dir/Contents" "$JRE_DIR/$folder/Contents"
fi
rm -rf "$extract_tmp" "$tmpfile"
# Verify java binary exists
local java_bin="$JRE_DIR/$folder/Contents/Home/bin/java"
if [ -f "$java_bin" ]; then
echo "==> OK: $java_bin"
else
echo "ERROR: java binary not found at $java_bin"
exit 1
fi
}
TARGET="${1:-auto}"
if [ "$TARGET" = "auto" ]; then
case "$(uname -m)" in
arm64) TARGET="arm64" ;;
x86_64) TARGET="x64" ;;
*) echo "Unsupported arch: $(uname -m)"; exit 1 ;;
esac
fi
case "$TARGET" in
arm64) download_and_extract "aarch64" "mac-arm64" ;;
x64) download_and_extract "x64" "mac-x64" ;;
all) download_and_extract "aarch64" "mac-arm64"
download_and_extract "x64" "mac-x64" ;;
*) echo "Usage: $0 [arm64|x64|all]"; exit 1 ;;
esac
echo "==> JRE setup complete."