org.hibernate.validator.internal.engine.valueextraction.OptionalValueExtractor Maven / Gradle / Ivy

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Hibernate's Bean Validation (JSR-380) reference implementation.

There is a newer version: 8.0.1.Final

/*
 * Hibernate Validator, declare and validate application constraints
 *
 * License: Apache License, Version 2.0
 * See the license.txt file in the root directory or .
 */
package org.hibernate.validator.internal.engine.valueextraction;

import java.util.Optional;

import javax.validation.valueextraction.ExtractedValue;
import javax.validation.valueextraction.ValueExtractor;

/**
 * @author Gunnar Morling
 */
class OptionalValueExtractor implements ValueExtractor> {

	static final ValueExtractorDescriptor DESCRIPTOR = new ValueExtractorDescriptor( new OptionalValueExtractor() );

	private OptionalValueExtractor() {
	}

	@Override
	public void extractValues(Optional originalValue, ValueExtractor.ValueReceiver receiver) {
		receiver.value( null, originalValue.isPresent() ? originalValue.get() : null );
	}
}