https://www.spring.io/spring-data/spring-data-commons: Global parent pom.xml to be used by Spring Data modules (Pivotal Software, Inc.) 
/*
 * Copyright 2013-2020 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.springframework.data.mapping.model;


FieldNamingStrategy that translates typical camel case Java property names to lower case JSON element names, separated by underscores. 
Author:Ryan Tenney, Oliver Gierke
Since:1.5
/**
 * {@link FieldNamingStrategy} that translates typical camel case Java property names to lower case JSON element names,
 * separated by underscores.
 *
 * @since 1.5
 * @author Ryan Tenney
 * @author Oliver Gierke
 */
public class SnakeCaseFieldNamingStrategy extends CamelCaseSplittingFieldNamingStrategy {

	/**
	 * Creates a new {@link SnakeCaseFieldNamingStrategy}.
	 */
	public SnakeCaseFieldNamingStrategy() {
		super("_");
	}
}