jenv plugin

jenv is a Java version manager similiar to rbenv
and pyenv.

This plugin initializes jenv and provides the jenv_prompt_info function to add Java
version information to prompts.

To use, add jenv to your plugins array in your zshrc file:

plugins=(... jenv)

Theme example

You can modify your $PROMPT or $RPROMPT variables to run jenv_prompt_info.

For example:

PROMPT="%~$ "
RPROMPT='$(jenv_prompt_info)'

changes your prompt to:

~/java/project$ ▋                                       oracle64-1.6.0.39