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

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JSR 380's RI, Hibernate Validator version ${hibernate-validator.version} and its dependencies repackaged as OSGi bundle

There is a newer version: 5.1.0

/*
 * 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.Map;

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

import org.hibernate.validator.internal.engine.path.NodeImpl;

class MapKeyExtractor implements ValueExtractor> {

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

	private MapKeyExtractor() {
	}

	@Override
	public void extractValues(Map originalValue, ValueReceiver receiver) {
		for ( Map.Entry entry : originalValue.entrySet() ) {
			receiver.keyedValue( NodeImpl.MAP_KEY_NODE_NAME, entry.getKey(), entry.getKey() );
		}
	}
}