Java ArrayList Remove removeRepeatedElems(ArrayList list)

Description

Removes any repeated elements from the input ArrayList; returns a new ArrayList containing all unique elements from the input list.

License

Apache License

Parameter

Parameter	Description
list	ArrayList of String elements

Declaration

public static ArrayList removeRepeatedElems(ArrayList list) 

Method Source Code

//package com.java2s;
/*/*from  www. jav a 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.ArrayList;

public class Main {
    /** Removes any repeated elements from the input ArrayList; returns
     *  a new ArrayList containing all unique elements from the input list.
     *
     *  This method is currently employed by the following test classes:
     *
     *                  SimpleAddMemberGroups
     *                  SimpleSetMemberGroups
     *                  SimpleRemoveMemberGroups
     *
     *  @param list ArrayList of String elements
     */
    public static ArrayList removeRepeatedElems(ArrayList list) {
        ArrayList newList = new ArrayList();
        iLoop: for (int i = 0; i < list.size(); i++) {
            String str = (String) (list.get(i));
            for (int j = 0; j < newList.size(); j++) {
                if (str.equals((String) (newList.get(j)))) {
                    continue iLoop;
                }
            }
            newList.add(str);
        }
        return newList;
    }
}

Related

1. removeElementsFromIndexToEnd(ArrayList list, int index)
2. removeExtraPunctuation(String line, int startChar, ArrayList indices)
3. removeIndex(ArrayList arr, ArrayList idNames)
4. removeLastValues(final ArrayList v, final int remove)
5. removeNulls(ArrayList list)