My current .vimrc configuration

.vimrc

let mapleader = ","
let g:mapleader=","

set number

set expandtab
set shiftwidth=4
set tabstop=4
set smarttab

set ai "Auto indent
set si "Smart indent

set ruler

set hlsearch

set nocompatible

set bs=2

set autoread

set so=7

filetype on
filetype indent on
filetype plugin on

set guifont=Inconsolata:h16

autocmd! bufwritepost .vimrc source ~/.vimrc

syntax enable

au BufNewFile,BufRead *.gradle set filetype=groovy

function! RunGroovy()
    let gfname=@%
    botright new
    setlocal buftype=nofile bufhidden=wipe nobuflisted noswapfile nowrap
    let gtmpf = tempname()
    let gcmd = ':!groovy ' . gfname . ' > ' . gtmpf
    silent execute gcmd
    silent execute '0r ' . gtmpf
endfunction

map <silent> <F5> <Esc>:call RunGroovy()<CR>