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author | Arnout Engelen <arnout@bzzt.net> | 2021-09-30 10:34:51 +0200 |
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committer | Arnout Engelen <arnout@bzzt.net> | 2021-09-30 10:34:51 +0200 |
commit | 4236dfe203c24c1cee4b6705fed9c36e90115e8b (patch) | |
tree | 67b5027313aa912066e1c781803eca2c7e6fef59 /doc | |
parent | 31ffc50c571e6683e9ecc9dbcbd4a8e9914b4497 (diff) | |
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jre_minimal: document how to use a headless JDK
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-rw-r--r-- | doc/languages-frameworks/java.section.md | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/doc/languages-frameworks/java.section.md b/doc/languages-frameworks/java.section.md index 77919d43f748..371bdf6323fb 100644 --- a/doc/languages-frameworks/java.section.md +++ b/doc/languages-frameworks/java.section.md @@ -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`: |