Linux cli command update-java-alternatives

➡ A Linux man page (short for manual page) is a form of software documentation found on Linux and Unix-like operating systems. This man-page explains the command update-java-alternatives and provides detailed information about the command update-java-alternatives, system calls, library functions, and other aspects of the system, including usage, options, and examples of _. You can access this man page by typing man followed by the update-java-alternatives.

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NAME 🖥️ update-java-alternatives 🖥️

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 <[email protected]>.

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