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jedvardsson/java_home_json

Last active November 25, 2024 08:49
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Convert output from MacOS /usr/libexec/java_home to json
Raw
java_home_json
#!/usr/bin/env bash
set -o errexit
set -o nounset
set -o pipefail
unset JAVA_VERSION
unset JAVA_ARCH
require_command() {
if ! type $1 1>/dev/null 2>&1; then
echo "Missing command: $1" >&2
shift
for arg in "${@}"; do
echo "--> $arg"
done
return 1
fi
}
require_command "jq" "https://jqlang.github.io/jq/" "brew install jq"
java_home --xml |
plutil -convert json - -o - |
jq 'map(. | {"name": .JVMName, "platform_version": .JVMPlatformVersion, "path" : .JVMHomePath, "bundle_id": .JVMBundleID, "version": .JVMVersion, "vendor" : .JVMVendor, "enabled": .JVMEnabled, "arch": .JVMArch})'
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jedvardsson commented Nov 22, 2024 

java_home_json |jq 'map(select(.version|test("^23\\.")))'
[
  {
    "name": "Oracle GraalVM 23.0.1+11.1",
    "platform_version": "23.0.1",
    "home_path": "/Library/Java/JavaVirtualMachines/graalvm-23.jdk/Contents/Home",
    "bundle_id": "com.oracle.java.jdk",
    "version": "23.0.1",
    "vendor": "Oracle Corporation",
    "enabled": true,
    "arch": "arm64"
  },
  {
    "name": "OpenJDK 23.0.1",
    "platform_version": "23.0.1",
    "home_path": "/opt/homebrew/Cellar/openjdk/23.0.1/libexec/openjdk.jdk/Contents/Home",
    "bundle_id": "net.java.openjdk.jdk",
    "version": "23.0.1",
    "vendor": "Homebrew",
    "enabled": true,
    "arch": "arm64"
  }
]

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