diff --git a/config/default.nix b/config/default.nix
index 03b364d..4c3a62c 100644
--- a/config/default.nix
+++ b/config/default.nix
@@ -19,6 +19,7 @@
     ./languages/treesitter/treesitter.nix
     ./languages/treesitter/ts-autotag.nix
     ./languages/treesitter/treesitter-context-commentstring.nix
+    ./languages/nvim-jdtls.nix
 
     ./dap/dap.nix
 
diff --git a/config/languages/nvim-jdtls.nix b/config/languages/nvim-jdtls.nix
new file mode 100644
index 0000000..4621356
--- /dev/null
+++ b/config/languages/nvim-jdtls.nix
@@ -0,0 +1,82 @@
+let
+  javaTestPath = "/nix/store/j3nvmhvj2pmnykw5pbm51dn0bz4cv6j3-vscode-extension-vscjava-vscode-java-test-0.38.2023032402/share/vscode/extensions/vscjava.vscode-java-test/server/com.microsoft.java.test.plugin-0.38.2.jar
+ ";
+in {
+  plugins.nvim-jdtls = {
+    enable = true;
+    cmd = [
+      "/nix/store/20h2hjjm94gbskqhbwikbgxbblv1xpf2-jdt-language-server-1.31.0/bin/jdtls"
+    ];
+    # configuration = "/path/to/configuration";
+    data = "~/.cache/jdtls/workspace";
+    settings = {
+      java = {
+        signatureHelp = true;
+        completion = true;
+      };
+    };
+    initOptions = {
+      bundles = [
+        "/nix/store/b9ib40q36wxjl4xs5lng263lflz1fsi7-vscode-extension-vscjava-vscode-java-debug-0.49.2023032407/share/vscode/extensions/vscjava.vscode-java-debug/server/com.microsoft.java.debug.plugin-0.44.0.jar"
+        "${javaTestPath}"
+      ];
+    };
+  };
+}
+#
+# extraConfigLua = ''
+#   local jdtls = require("jdtls")
+#   local cmp_nvim_lsp = require("cmp_nvim_lsp")
+#
+#   local root_dir = require("jdtls.setup").find_root({ "packageInfo" }, "Config")
+#   local home = os.getenv("HOME")
+#   local eclipse_workspace = home .. "/.local/share/eclipse/" .. vim.fn.fnamemodify(root_dir, ":p:h:t")
+#
+#   local ws_folders_jdtls = {}
+#   if root_dir then
+#    local file = io.open(root_dir .. "/.bemol/ws_root_folders")
+#    if file then
+#     for line in file:lines() do
+#      table.insert(ws_folders_jdtls, "file://" .. line)
+#     end
+#     file:close()
+#    end
+#   end
+#
+#   -- for completions
+#   local client_capabilities = vim.lsp.protocol.make_client_capabilities()
+#   local capabilities = cmp_nvim_lsp.default_capabilities(client_capabilities)
+#
+#   local config = {
+#    capabilities = capabilities,
+#    cmd = {
+#     "${pkgs.jdt-language-server}/bin/jdt-language-server",
+#     "--jvm-arg=-javaagent:" .. home .. "/Developer/lombok.jar",
+#     "-data",
+#     eclipse_workspace,
+#     "--add-modules=ALL-SYSTEM",
+#    },
+#    root_dir = root_dir,
+#    init_options = {
+#     workspaceFolders = ws_folders_jdtls,
+#    },
+#    settings = {
+#      java = {
+#        signatureHelp = { enabled = true},
+#        completion = { enabled = true },
+#      },
+#    },
+#    on_attach = function(client, bufnr)
+#       local opts = { silent = true, buffer = bufnr }
+#       vim.keymap.set('n', "<leader>lo", jdtls.organize_imports, { desc = 'Organize imports', buffer = bufnr })
+#       vim.keymap.set('n', "<leader>df", jdtls.test_class, opts)
+#       vim.keymap.set('n', "<leader>dn", jdtls.test_nearest_method, opts)
+#       vim.keymap.set('n', '<leader>rv', jdtls.extract_variable_all, { desc = 'Extract variable', buffer = bufnr })
+#       vim.keymap.set('n', '<leader>rc', jdtls.extract_constant, { desc = 'Extract constant', buffer = bufnr })
+#     end
+#   }
+#
+#   jdtls.start_or_attach(config)
+# '';
+
+