com.amazonaws.greengrass.streammanager.util

Class CachingValidator

java.lang.Object

com.amazonaws.greengrass.streammanager.util.CachingValidator

public class CachingValidator
extends Object

Validator of JSR-303 annotations which only build the validator once for each class that it validates. Supports only a subset of annotations and features. Unsupported annotations will throw an exception.

Constructor Summary

Constructors

Constructor and Description
CachingValidator()

Method Summary

Modifier and Type	Method and Description
<T> Optional<String>	validate(T obj) Validate a given object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CachingValidator

public CachingValidator()

Method Detail

validate

public <T> Optional<String> validate(T obj)
                              throws BadValidationAnnotation

Validate a given object. If it is invalid then the Optional will be present with a string explaining the error.

Parameters:

obj - Object to be validated

Returns:

Throws:

BadValidationAnnotation - if the validation annotations are incorrect or unsupported