Java List Union union(List ls, List ls2)

Here you can find the source of union(List ls, List ls2)

Description

union

License

Open Source License

Declaration

@SuppressWarnings({ "unchecked", "rawtypes" })
    public static <T> List<T> union(List ls, List ls2) 

Method Source Code

//package com.java2s;
/**/*w w w . j a  va2  s  . c om*/
 * MIT License
 * 
 * Copyright (c) 2017 CaiDongyu
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

import java.util.ArrayList;
import java.util.Arrays;

import java.util.Collections;
import java.util.List;

public class Main {
    @SuppressWarnings({ "unchecked", "rawtypes" })
    public static <T> List<T> union(List ls, List ls2) {
        List list = new ArrayList(Arrays.asList(new Object[ls.size()]));
        Collections.copy(list, ls);
        list.addAll(ls2);
        return list;
    }
}

Related

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  2. union(final List list1, final List list2)
  3. union(final List list1, final List list2)
  4. union(final List... lists)
  5. Union(List A, List B)
  6. union(List byteList)
  7. union(List list1, List list2, boolean duplicate)
  8. union(List set1, List set2)
  9. union(List... lists)