how to config vsnip with native nvim-jdtls

[yimingwangdell]

FAQ

• I have checked the FAQ and it didn't resolve my problem.

Announcement

• I have checked Breaking change announcement.

Minimal reproducible full config

Description

don't know how to config with native nvim-jdtls.

it looks like we need lspconfg to config vsnip in example.
if I simply use ftplugin/java.lua to config jdtls and don't want introduce lspconfig(they should not be used at the same time)
how could I use vsnip with nvim-cmp?

as document said:
require('lspconfig')['<YOUR_LSP_SERVER>'].setup {
capabilities = capabilities,

Steps to reproduce

---

Expected behavior

explained in doc.

Actual behavior

didn't explain how to config with native nvim-jdtls(using ftplugin/java.lua)

Additional context

No response