org.cxbox.api.util.MapUtils Maven / Gradle / Ivy

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/*
 * © OOO "SI IKS LAB", 2022-2023
 *
 * 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 org.cxbox.api.util;

import java.util.Collection;
import java.util.EnumSet;
import java.util.Map;
import java.util.function.Function;
import java.util.stream.Collectors;
import lombok.experimental.UtilityClass;

@UtilityClass
public final class MapUtils {

	public static , K> Map of(Class enumClass, Function keyMapper) {
		return EnumSet.allOf(enumClass).stream().collect(Collectors.toMap(keyMapper, Function.identity()));
	}

	public static  Map of(Collection collection, Function keyMapper) {
		return collection.stream().collect(Collectors.toMap(keyMapper, Function.identity()));
	}

}