Authorizer (Armeria 0.89.0 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 Authorizer<T>
```
Determines whether a given data is authorized for the service registered in. ctx can be used for storing authorization information about the request for use in business logic. data is usually a HttpRequest or token extracted from it.

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`CompletionStage<Boolean>`	`authorize(ServiceRequestContext ctx, T data)`	Authorizes the given `data`.
`default Authorizer<T>`	`orElse(Authorizer<T> nextAuthorizer)`	Returns a new `Authorizer` that delegates the authorization request to the specified `Authorizer` if this `Authorizer` rejects the authorization request by returning a `CompletionStage` completed with `false`.

- Method Detail
  - authorize
```
CompletionStage<Boolean> authorize(ServiceRequestContext ctx,
                                   T data)
```
    Authorizes the given data.
    
    Returns:
    
    a CompletionStage that will resolve to true if the request is authorized, or false otherwise. If the future resolves exceptionally, the request will not be authorized.
  - orElse
```
default Authorizer<T> orElse(Authorizer<T> nextAuthorizer)
```
    Returns a new Authorizer that delegates the authorization request to the specified Authorizer if this Authorizer rejects the authorization request by returning a CompletionStage completed with false.