yes there's a bit of java in my nvim config why do you ask?

lua/conf/plugins/lsp_lines.lua

@@ -0,0 +1,14 @@
+return { 'whynothugo/lsp_lines.nvim',
+  url = 'https://git.sr.ht/~whynothugo/lsp_lines.nvim',
+  requires = 'neovim/nvim-lspconfig',
+  function()
+    require('lsp_lines').setup()
+
+    vim.diagnostic.config {
+      virtual_lines = {
+        highlight_whole_line = false,
+        only_current_line = true
+      }
+    }
+  end
+}