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update-alternatives: --install needs <link> <name> <path> <priority>

 

Usage: update-alternatives [<option> ...] <command>

 

Commands:

  --install <link> <name> <path> <priority>

    [--slave <link> <name> <path>] ...

                           add a group of alternatives to the system.

  --remove <name> <path>   remove <path> from the <name> group alternative.

  --remove-all <name>      remove <name> group from the alternatives system.

  --auto <name>            switch the master link <name> to automatic mode.

  --display <name>         display information about the <name> group.

  --query <name>           machine parseable version of --display <name>.

  --list <name>            display all targets of the <name> group.

  --get-selections         list master alternative names and their status.

  --set-selections         read alternative status from standard input.

  --config <name>          show alternatives for the <name> group and ask the

                           user to select which one to use.

  --set <name> <path>      set <path> as alternative for <name>.

  --all                    call --config on all alternatives.

 

<link> is the symlink pointing to /etc/alternatives/<name>.

  (e.g. /usr/bin/pager)

<name> is the master name for this link group.

  (e.g. pager)

<path> is the location of one of the alternative target files.

  (e.g. /usr/bin/less)

<priority> is an integer; options with higher numbers have higher priority in

  automatic mode.

 

Options:

  --altdir <directory>     change the alternatives directory.

  --admindir <directory>   change the administrative directory.

  --log <file>             change the log file.

  --force                  allow replacing files with alternative links.

  --skip-auto              skip prompt for alternatives correctly configured

                           in automatic mode (relevant for --config only)

  --verbose                verbose operation, more output.

  --quiet                  quiet operation, minimal output.

  --help                   show this help message.

  --version                show the version.

timmy@tydelhofmobile:~/Downloads$ sudo update-alternatives --install java java /usr/lib/jvm/java1.7.0/bin/java 2

update-alternatives: error: alternative link is not absolute as it should be: java

timmy@tydelhofmobile:~/Downloads$ sudo update-alternatives --install /usr/bin/java java /usr/lib/jvm/java1.7.0/bin/java 2

update-alternatives: error: alternative path /usr/lib/jvm/java1.7.0/bin/java doesn't exist.

timmy@tydelhofmobile:~/Downloads$ sudo update-alternatives --install /usr/bin/java java /usr/lib/jvm/java1.7.0/bin/java 3

update-alternatives: error: alternative path /usr/lib/jvm/java1.7.0/bin/java doesn't exist.

timmy@tydelhofmobile:~/Downloads$ sudo update-alternatives --install /usr/bin/java java /usr/lib/jvm/java1.7.0/bin/java 2

update-alternatives: error: alternative path /usr/lib/jvm/java1.7.0/bin/java doesn't exist.

timmy@tydelhofmobile:~/Downloads$ ls /usr/lib/jvm/*

/usr/lib/jvm/java-1.7.0-openjdk-amd64:

bin  docs  jre  man

 

/usr/lib/jvm/java-7-openjdk-amd64:

bin  docs  jre  man

 

/usr/lib/jvm/java-7-openjdk-common:

jre

 

/usr/lib/jvm/jre1.7.0:

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