Java List Split split(final List list, final int index)

Description

Split List at a index.

License

Apache License

Parameter

Parameter	Description
T	T
list	List
index	int

Return

that has either 1 or 2 elements

Declaration

public static <T> List<List<T>> split(final List<T> list, final int index) 

Method Source Code

//package com.java2s;
/*//from  w ww.  j av  a 2s  .  c o m
 * Copyright (C) 2017 FormKiQ Inc.
 *
 * 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.
 */

import java.util.ArrayList;

import java.util.List;

public class Main {
    /**
     * Split {@link List} at a index.
     *
     * @param <T> T
     * @param list {@link List}
     * @param index int
     * @return {@link List} that has either 1 or 2 elements
     */
    public static <T> List<List<T>> split(final List<T> list, final int index) {

        List<List<T>> result = new ArrayList<>();

        if (index > 0 && index < list.size()) {
            result.add(list.subList(0, index));
            result.add(list.subList(index, list.size()));
        } else {
            result.add(list);
        }

        return result;
    }
}

Related

1. split(final List list, final int count)
2. split(final List orginalList, final int splitSize)
3. split(final List original, final int maxListSize, final Class listImplementation)
4. split(final String line, final char delimiter, final List parts)
5. split(List data, int max)