2025-04-09 07:49:30 -04:00

52 lines
1.4 KiB
Nix

{
description = "A Nix-flake-based Java development environment";
inputs.nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1.*.tar.gz";
outputs = { self, nixpkgs }:
let
javaVersion = 23; # Change this value to update the whole stack
supportedSystems = [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
forEachSupportedSystem = f: nixpkgs.lib.genAttrs supportedSystems (system: f {
pkgs = import nixpkgs { inherit system; overlays = [ self.overlays.default ]; };
});
in
{
overlays.default =
final: prev:
let
jdk = prev."jdk${toString javaVersion}";
in
{
inherit jdk;
maven = prev.maven.override { jdk_headless = jdk; };
gradle = prev.gradle.override { java = jdk; };
lombok = prev.lombok.override { inherit jdk; };
};
devShells = forEachSupportedSystem ({ pkgs }: {
default = pkgs.mkShell {
packages = with pkgs; [
gcc
gradle
jdk
maven
ncurses
patchelf
zlib
];
shellHook =
let
loadLombok = "-javaagent:${pkgs.lombok}/share/java/lombok.jar";
prev = "\${JAVA_TOOL_OPTIONS:+ $JAVA_TOOL_OPTIONS}";
in
''
export JAVA_TOOL_OPTIONS="${loadLombok}${prev}"
'';
};
});
};
}