WIP: shell.nix

README.md

@@ -13,8 +13,9 @@ Check which Java toolchains can be found by Gradle:
 ```
 
 - `shell.nix` -> broken (as well for `gradle javaToolchains`
-- `shell1.nix` -> works
+- `shell1.nix` -> works 🥳
 - `shell2.nix` -> broken (as well for `gradle javaToolchains`)
+- `shell3.nix` -> works 🥳
 
 This should include version >= 17, e.g.:
 
@@ -30,8 +31,6 @@ This should include version >= 17, e.g.:
 
 **IntelliJ**
 
-TODO, nothing has worked so far.
-
 Open issue: gradle's toolchain support does not work with IntelliJ
 
 - `shell.nix`
@@ -40,6 +39,14 @@ Open issue: gradle's toolchain support does not work with IntelliJ
   - Instead, we found this: https://discourse.nixos.org/t/overriding-the-jdk-for-gradle-in-a-nix-flake/36541/2
 - `shell2.nix`
   - Another approach - which did no longer work! https://github.com/utybo/Tegral/blob/main/shell.nix
+- `shell3.nix`
+  - This works 🥳
+  - STRG ALT SHIFT s -> SDK -> add JDK ->
+    - home path: /usr/lib/openjdk
+    - name: usr-lib-jdk
+  - STRG ALT s -> build tools -> gradle ->
+    - local installation: /usr/lib/gradle
+    - Gradle JVM: usr-lib-jdk
 
 ### Tasks
 

app/build.gradle.kts

@@ -28,7 +28,7 @@ dependencies {
 // Apply a specific Java toolchain to ease working on different environments.
 java {
     toolchain {
-        languageVersion = JavaLanguageVersion.of(17)
+        languageVersion = JavaLanguageVersion.of(22)
     }
 }
 

shell3.nix

@@ -0,0 +1,22 @@
+# https://discourse.nixos.org/t/how-to-create-a-development-environment-with-intellij-idea-and-openjdk/10153
+{
+  pkgs ? import <nixpkgs> {
+     # https://github.com/NixOS/nixpkgs/issues/166220#issuecomment-1745803058
+     config.allowUnfree = true;
+  }
+}:
+(
+  pkgs.buildFHSUserEnv
+  {
+    name = "foo";
+    targetPkgs = pkgs:
+    [
+      pkgs.jetbrains.idea-ultimate
+
+      # Gradle 8.7 is configured for JDK 21
+      pkgs.jdk
+      pkgs.gradle
+
+    ];
+  }
+).env