Java List Move Item moveItem(List list, Object oldItem, int newIndex)

Description

move Item

License

Apache License

Declaration

public static void moveItem(List list, Object oldItem, int newIndex) 

Method Source Code

//package com.java2s;
/*//from   ww  w .  j  a  va  2s.co  m
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.List;

public class Main {
    public static void moveItem(List list, Object oldItem, int newIndex) {
        if ((list == null) || (list.isEmpty())) {
            return;
        }

        int index = list.indexOf(oldItem);
        if (index == -1) {
            return;
        }

        list.remove(index);
        list.add(newIndex, oldItem);
    }
}

Related

1. moved(List old, List nu, Collection added, Collection removed)
2. moveDownItems(List list, int[] positions)
3. moveElementInList(List