Marshal the elements from the given enumeration into an array of the given type. - Java Collection Framework

Java examples for Collection Framework:Array Element

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Description

Marshal the elements from the given enumeration into an array of the given type.

Demo Code

/*/*from   www  .j  a va 2  s .com*/
 * Copyright 2002-2015 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
 *
 *      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.java2s;
import java.util.*;

public class Main {
    /**
     * Marshal the elements from the given enumeration into an array of the given type.
     * Enumeration elements must be assignable to the type of the given array. The array
     * returned will be a different instance than the array given.
     */
    public static <A, E extends A> A[] toArray(Enumeration<E> enumeration,
            A[] array) {
        ArrayList<A> elements = new ArrayList<A>();
        while (enumeration.hasMoreElements()) {
            elements.add(enumeration.nextElement());
        }
        return elements.toArray(array);
    }
}

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