From cbef4f28aa92fa31f1b830c76e180ba1d971cbb4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sandro=20J=C3=A4ckel?= <sandro.jaeckel@gmail.com>
Date: Mon, 7 Apr 2025 02:06:14 +0200
Subject: [PATCH] pdftk: use minimal jre

---
 pkgs/by-name/pd/pdftk/package.nix | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/pkgs/by-name/pd/pdftk/package.nix b/pkgs/by-name/pd/pdftk/package.nix
index 025652d69b87..d21f0b2d3117 100644
--- a/pkgs/by-name/pd/pdftk/package.nix
+++ b/pkgs/by-name/pd/pdftk/package.nix
@@ -3,12 +3,20 @@
   stdenv,
   fetchFromGitLab,
   gradle_8,
-  jre,
+  jre_headless,
+  jre_minimal,
   runtimeShell,
 }:
 let
   # "Deprecated Gradle features were used in this build, making it incompatible with Gradle 9.0."
   gradle = gradle_8;
+
+  jre = jre_minimal.override {
+    modules = [
+      "java.base"
+    ];
+    jdk = jre_headless;
+  };
 in
 stdenv.mkDerivation rec {
   pname = "pdftk";