VIM_note.md

Vim Configuration

javacomplete2 + nvim-complete-manager

Compile algs4 with Maven

1. Install maven

sudo apt-get install maven

2. Clone the project: algs4
3. Compile algs4:

cd algs4
mvn compile

Install plugins

To install plugins:

    Plug 'roxma/nvim-completion-manager'
    Plug 'artur-shaik/vim-javacomplete2', {'for': 'java'}

Append following code to vimrc:

autocmd FileType java setlocal omnifunc=javacomplete#Complete
set runtimepath^=~/.config/nvim/plugged/vim-javacomplete2/libs
let g:JavaComplete_LibsPath = "/path/to/algs4/target/classes"
let g:JavaComplete_MavenRepositoryDisable = 0
au User CmSetup call cm#register_source({'name' : 'cm-java',
		\ 'priority': 9,
		\ 'scoping': 0,
		\ 'scopes': ['java'],
		\ 'abbreviation': 'java',
		\ 'cm_refresh_patterns': ['\w+\.'],
		\ 'cm_refresh': {'omnifunc': 'javacomplete#Complete'},
		\ })

Problems

Workaround if the plugin does not work:

1. Remove all caches in ~/.cache/javacomplete2/