---
name: "update-java-alternatives"
section: "8"
platform: "linux"
package: "java-common"
version: "0.76"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/update-java-alternatives"
---

# update-java-alternatives(8)

update alternatives for jre/sdk installations

## NAME

update-java-alternatives - update alternatives for jre/sdk installations

## SYNOPSIS

**update-java-alternatives \[--jre\] \[--plugin\] \[-v\|--verbose\]**\
       \-l\|--list \[\<jname\>\]\
       \-s\|--set \<jname\>\
       \-a\|--auto\
       \-h\|-?\|--help

## DESCRIPTION

update-java-alternatives updates all alternatives belonging to one runtime or development kit for the Java language.  A package does provide these information of it's alternatives in /usr/lib/jvm/.\<jname\>.jinfo.

## OPTIONS

- **-l\|--list \[\<jname\>\]**

  List all installed packages (or just \<jname\>) providing information to set a bunch of java alternatives. Verbose output shows each alternative provided by the packages.

- **-a\|--auto**

  Switch all alternatives of registered jre/sdk installations to automatic mode.

- **-s\|--set \<jname\>**

  Set all alternatives of the registered jre/sdk installation to the program path provided by the \<jname\> installation.

- **--jre**

  Limit the actions to alternatives belong to a runtime environment, not a development kit.

- **--jre-headless**

  Limit the actions to alternatives belong to the headless part of a runtime environment.

- **--plugin**

  Limit the actions to alternatives providing browser plugins.

- **-h\|--help**

  Display a help message.

- **-v\|--verbose**

  Verbose output.

## FILES

- */usr/lib/jvm/.\*.jinfo*

  A text file describing a jre/sdk installation. Consists of some variables of the form \<var\>=\<value\> and a list of alternatives of the form jre\|jdk \<name\> \<path\>.

## AUTHOR

update-java-alternatives and this manual page was written by Matthias Klose \<doko@ubuntu.com\>.