Converts the given array of elements to a set. - Android java.util

Android examples for java.util:Set

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Description

Converts the given array of elements to a set.

Demo Code

/**//from  w ww.j  a  v a  2 s . c  om
 * Copyright 2014 www.migratebird.com
 *
 * 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.book2s;
import static java.util.Arrays.asList;
import java.util.HashSet;
import java.util.Set;

public class Main {
    /**
     * Converts the given array of elements to a set.
     *
     * @param elements The elements
     * @return The elements as a set, empty if elements was null
     */
    public static <T> Set<T> asSet(T... elements) {
        Set<T> result = new HashSet<T>();
        if (elements == null) {
            return result;
        }
        result.addAll(asList(elements));
        return result;
    }
}

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