71 lines
1.7 KiB
Nix
71 lines
1.7 KiB
Nix
{
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description = "A Nix-flake-based Java development environment";
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inputs.nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1"; # unstable Nixpkgs
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outputs =
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{ self, ... }@inputs:
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let
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javaVersion = 17; # Change this value to update the whole stack
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supportedSystems = [
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"x86_64-linux"
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"aarch64-linux"
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"x86_64-darwin"
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"aarch64-darwin"
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];
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forEachSupportedSystem =
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f:
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inputs.nixpkgs.lib.genAttrs supportedSystems (
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system:
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f {
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pkgs = import inputs.nixpkgs {
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inherit system;
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overlays = [ inputs.self.overlays.default ];
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};
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}
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);
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in
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{
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overlays.default =
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final: prev:
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let
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jdk = prev."jdk${toString javaVersion}";
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in
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{
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inherit jdk;
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maven = prev.maven.override { jdk_headless = jdk; };
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gradle = prev.gradle.override { java = jdk; };
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lombok = prev.lombok.override { inherit jdk; };
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};
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devShells = forEachSupportedSystem (
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{ pkgs }:
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{
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default = pkgs.mkShellNoCC {
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packages = with pkgs; [
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gcc
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jdk
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maven
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ncurses
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patchelf
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zlib
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(jdt-language-server.override { jdk = pkgs.openjdk25; })
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];
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shellHook =
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let
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loadLombok = "-javaagent:${pkgs.lombok}/share/java/lombok.jar";
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prev = "\${JAVA_TOOL_OPTIONS:+ $JAVA_TOOL_OPTIONS}";
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in
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''
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export JAVA_TOOL_OPTIONS="${loadLombok}${prev}"
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'';
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};
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}
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);
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};
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}
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