/*
 * Copyright 2018-2021 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.mongodb.repository.query;

/**
 * Utility class containing methods to interact with boolean values.
 *
 * @author Mark Paluch
 * @since 2.0.9
 */
final class BooleanUtil {

	private BooleanUtil() {
		throw new UnsupportedOperationException("This is a utility class and cannot be instantiated");
	}

	/**
	 * Count the number of {@literal true} values.
	 *
	 * @param values
	 * @return the number of values that are {@literal true}.
	 */
	static int countBooleanTrueValues(boolean... values) {

		int count = 0;

		for (boolean value : values) {

			if (value) {
				count++;
			}
		}

		return count;
	}
}
