SigV4Migration (Smithy API 1.49.0)

java.lang.Object
- software.amazon.smithy.diff.evaluators.AbstractDiffEvaluator
- - software.amazon.smithy.aws.traits.auth.diff.SigV4Migration

All Implemented Interfaces:

DiffEvaluator
```
public final class SigV4Migration
extends AbstractDiffEvaluator
```
Emit diff validation for SigV4 migration in the @auth trait. Specifically, SigV4 (aws.auth#sigv4) to SigV4A (aws.auth#sigv4a) due to a subset of credentials usable with SigV4 that are not usable with SigV4A.

See Also:

AWS Authentication Traits

Constructor Summary

Constructors
Constructor Description

SigV4Migration()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.util.List<ValidationEvent>`	`evaluate(Differences differences)`	Returns validation events given two models and the detected differences between them.

Methods inherited from class software.amazon.smithy.diff.evaluators.AbstractDiffEvaluator
danger, danger, error, error, getEventId, note, note, warning, warning

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - SigV4Migration
```
public SigV4Migration()
```
- Method Detail
  - evaluate
```
public java.util.List<ValidationEvent> evaluate(Differences differences)
```
    Description copied from interface: DiffEvaluator
    
    Returns validation events given two models and the detected differences between them.
    
    Parameters:
    
    differences - Detected differences.
    
    Returns:
    
    Returns validation events that are relative to the new model.