dotfiles/home/.config/nvim/ftplugin/java.lua

104 lines
3.2 KiB
Lua

local nvim_local_dir = vim.fn.expand("~/.local/share/nvim")
local mason_packages = nvim_local_dir .. "/mason/packages"
local lombok_jar = mason_packages .. "/jdtls/lombok.jar"
local project_name = vim.fn.fnamemodify(vim.fn.getcwd(), ":p:h:t")
local workspace_dir = nvim_local_dir .. "/jdtls-workspaces/" .. project_name
local lsp_utils = require("lsp_utils")
local java_version = 21
require("jdtls").start_or_attach({
cmd = {
"/usr/lib/jvm/java-" .. java_version .. "-openjdk-amd64/bin/java",
"-Declipse.application=org.eclipse.jdt.ls.core.id1",
"-Dosgi.bundles.defaultStartLevel=4",
"-Declipse.product=org.eclipse.jdt.ls.core.product",
"-Dlog.protocol=true",
"-Dlog.level=ALL",
"-Xms1g",
"--add-modules=ALL-SYSTEM",
"--add-opens",
"java.base/java.util=ALL-UNNAMED",
"--add-opens",
"java.base/java.lang=ALL-UNNAMED",
"-javaagent:" .. lombok_jar,
"-jar",
vim.fn.glob(mason_packages .. "/jdtls/plugins/org.eclipse.equinox.launcher_*.jar"),
"-configuration",
nvim_local_dir .. "/mason/packages/jdtls/config_linux",
"-data",
workspace_dir,
},
settings = {
java = {
signatureHelp = { enabled = true },
autobuild = { enabled = false },
},
},
completion = { favoriteStaticMembers = { "java.text.MessageFormat.format" } },
runtimes = {
{
name = "JavaSE-1.8",
path = "/usr/lib/jvm/java-8-openjdk-amd64/",
},
{
name = "JavaSE-11",
path = "/usr/lib/jvm/java-11-openjdk-amd64/",
},
{
name = "JavaSE-19",
path = "/usr/lib/jvm/java-19-openjdk-amd64/",
},
},
handlers = {
["language/status"] = function() end,
},
init_options = {
bundles = {
vim.fn.glob(mason_packages .. "/java-debug-adapter/extension/server/com.microsoft.java.debug.plugin-*.jar"),
},
},
capabilities = lsp_utils.get_capabilities(),
on_attach = lsp_utils.on_attach,
})
function RunJava()
local function show_output(output)
vim.cmd("split")
vim.cmd("enew")
vim.fn.append(0, output)
--vim.cmd("1d") -- Remove the empty first line
vim.bo[0].modifiable = false
end
local filename = vim.fn.expand("%") -- Get the current file name
local class_name = vim.fn.fnamemodify(filename, ":r") -- Extract the class name
local compile_cmd = "javac " .. filename
local run_cmd = "java " .. class_name
-- Create a temporary file to capture the compile output
local temp_file = vim.fn.tempname()
-- Run the compilation command and save the output to the temporary file
local compile_exit_code = vim.fn.system(compile_cmd .. " > " .. temp_file .. " 2>&1")
-- Check the exit code of the compile command
if compile_exit_code == 0 then
-- Compilation was successful, run the Java program
show_output(vim.fn.systemlist(run_cmd))
else
-- Compilation failed, display the error output from the temporary file
show_output(vim.fn.readfile(temp_file))
end
-- Clean up the temporary file and class file
vim.fn.delete(temp_file)
vim.fn.delete(vim.fn.expand("%:p:h") .. "/" .. class_name .. ".class")
end
-- Define a VimScript command to execute the Lua function
vim.api.nvim_exec(
[[
command! RunJava lua RunJava()
]],
false
)