fix

modules/applications/java/system.nix

@@ -0,0 +1,27 @@
+{
+  pkgs,
+  lib,
+  config,
+  ...
+}:
+let
+  cfg = config.my.applications.java.system;
+in
+{
+  options.my.applications.java.system = {
+    enable = lib.mkEnableOption "Java system configuration";
+  };
+
+  config = lib.mkIf cfg.enable {
+    programs.java = {
+      enable = true;
+      package = pkgs.jdk25;
+    };
+
+    environment.systemPackages = with pkgs; [
+      jdk25 # Java Development Kit 25
+      maven # Java Build Tool
+      gradle # Java Build Tool
+    ];
+  };
+}