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jre_minimal: document how to use a headless JDK

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Arnout Engelen 2021-09-30 10:34:51 +02:00
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doc/languages-frameworks/java.section.md
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@ -72,6 +72,15 @@ in
...
```
You can also specify what JDK your JRE should be based on, for example
selecting a 'headless' build to avoid including a link to GTK+:
```nix
my_jre = pkgs.jre_minimal.override {
jdk = jdk11_headless;
};
```
Note all JDKs passthru `home`, so if your application requires
environment variables like `JAVA_HOME` being set, that can be done in a
generic fashion with the `--set` argument of `makeWrapper`: