# io.github.libtmux.internal.ProcessTree.ProcessTree.captureDescendants

- **Module:** io.github.libtmux.internal.ProcessTree.ProcessTree
- **Package:** io.github.libtmux:libtmux
- **Language:** Java
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-java/blob/c3517519ee799428a809ce6deb1708c8be289cd1/libtmux/src/main/java/io/github/libtmux/internal/ProcessTree.java#L35
- **Page:** https://libtmux.org/reference/java/io-github-libtmux-internal-processtree-processtree-capturedescendants/

```
io.github.libtmux.internal.ProcessTree.ProcessTree.captureDescendants() -> void
```

Retains descendants before another cleanup step can make the root disappear.