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flake.nix
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flake.nix
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{
description = "A Nix-flake-based Java development environment";
inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
outputs = { self, nixpkgs }:
let
########################################
# #
# Change this value to update the #
# whole stack #
# #
########################################
javaVersion = 20;
overlays = [
(final: prev: rec {
jdk = prev."jdk${toString javaVersion}";
gradle = prev.gradle.override { java = jdk; };
maven = prev.maven.override { inherit jdk; };
})
];
supportedSystems = [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
forEachSupportedSystem = f: nixpkgs.lib.genAttrs supportedSystems (system: f {
pkgs = import nixpkgs {
inherit overlays system;
config = {
allowUnfree = true; # To allow installing IntelliJ IDEA Ultimate
};
};
});
in
{
devShells = forEachSupportedSystem ({ pkgs }: {
default = pkgs.mkShell {
########################################
# #
# Add system packages here #
# #
########################################
packages = with pkgs; [
# Basic Java stuff
jdk
gradle
maven
# IDE
jetbrains.idea-ultimate # or jetbrains.idea-community
jdt-language-server # for people who like VSCode, Vim, and Emacs
];
};
});
};
}