enc: update jdtls cache dir

lua/user/lsp/settings/jdtls.lua

@@ -1,55 +1,10 @@
-local function directory_exists(path)
-  local f = io.popen("cd " .. path)
-  local ff = f:read("*all")
-
-  if ff:find("ItemNotFoundException") then
-    return false
-  else
-    return true
-  end
-end
-
--- calculate workspace dir
-local project_name = vim.fn.fnamemodify(vim.fn.getcwd(), ":p:h:t")
-local workspace_dir = vim.fn.stdpath("data") .. "/site/java/workspace-root/" .. project_name
-if directory_exists(workspace_dir) then
-else
-  os.execute("mkdir " .. workspace_dir)
-end
--- get the mason install path
-local install_path = require("mason-registry").get_package("jdtls"):get_install_path()
-
--- get the current OS
-local os
-if vim.fn.has("macunix") then
-  os = "mac"
-elseif vim.fn.has("win32") then
-  os = "win"
-else
-  os = "linux"
-end
-
 return {
   cmd = {
-    "java",
+    "jdtls",
-    "-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",
-    "-javaagent:" .. install_path .. "/lombok.jar",
-    "-Xms1g",
-    "--add-modules=ALL-SYSTEM",
-    "--add-opens",
-    "java.base/java.util=ALL-UNNAMED",
-    "--add-opens",
-    "java.base/java.lang=ALL-UNNAMED",
-    "-jar",
-    vim.fn.glob(install_path .. "/plugins/org.eclipse.equinox.launcher_*.jar"),
     "-configuration",
-    install_path .. "/config_" .. os,
+    vim.fn.stdpath("data") .. "/.cache/jdtls/config",
     "-data",
-    workspace_dir,
+    vim.fn.stdpath("data") .. "/.cache/jdtls/workspace",
   },
   filetypes = { "java" },
   root_dir = require("lspconfig.util").root_pattern(