AsyncCloseable (Armeria 0.93.0 API reference)

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
```
@FunctionalInterface
public interface AsyncCloseable
```
An object that may hold resources until it is closed. Unlike AutoCloseable, the closeAsync() method releases the resources asynchronously, returning the CompletableFuture which is completed after the resources are released.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  CompletableFuture<?> closeAsync()
  Releases the resources held by this object asynchronously.

- Method Detail
  - closeAsync
```
CompletableFuture<?> closeAsync()
```
    Releases the resources held by this object asynchronously.
    
    Returns:
    
    the CompletableFuture which is completed after the resources are released