PluginGradlePreconditions.java

/*
 * Copyright 2016 DiffPlug
 *
 * 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
 *
 *     http://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 com.diffplug.gradle.spotless;

import java.util.Objects;

final class PluginGradlePreconditions {
	// prevent direct instantiation
	private PluginGradlePreconditions() {}

	@SafeVarargs
	static <T> T[] requireElementsNonNull(T... elements) {
		Objects.requireNonNull(elements);
		for (T element : elements) {
			Objects.requireNonNull(element);
		}
		return elements;
	}

	static <T, I extends Iterable<T>> I requireElementsNonNull(I elements) {
		Objects.requireNonNull(elements);
		for (Object element : elements) {
			Objects.requireNonNull(element);
		}
		return elements;
	}
}