Java Collection Remove remove(Collection p_collection, int p_index, int p_numberOfObjects)

Description

Removes the element at the specified position in the collection.

License

Apache License

Parameter

Parameter	Description
p_collection	a Collection
p_index	the index of the element to removed.
p_numberOfObjects	the number of objects to remove.

Declaration

public static Collection remove(Collection p_collection, int p_index, int p_numberOfObjects) 

Method Source Code

//package com.java2s;
/**//w  w w  .  j  a v a  2  s .  co  m
 *  Copyright 2009 Welocalize, 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.Collection;
import java.util.Iterator;

import java.util.List;
import java.util.ArrayList;

public class Main {
    /**
     * Removes the element at the specified position in 
     * the collection. 
     * Shifts any subsequent elements to the left 
     * (subtracts one from their indices). 
     * Returns the element that was removed from the Collection.
     * @param p_collection a Collection
     * @param p_index the index of the element to removed.
     * @param p_numberOfObjects the number of objects to remove.
     * @returns a collection with the elements at p_index removed.
     */
    public static Collection remove(Collection p_collection, int p_index, int p_numberOfObjects) {
        if (p_collection == null) {
            return null;
        }
        List returnList = new ArrayList(p_collection.size() - p_numberOfObjects);
        Iterator it = p_collection.iterator();
        for (int i = 0; it.hasNext(); i++) {
            if (i < p_index || i >= p_index + p_numberOfObjects) {
                returnList.add(it.next());
            } else {
                it.next();
            }
        }
        return returnList;
    }
}

Related

1. getItemsStartingWith(Collection items, String prefix, boolean removePrefix)
2. getRemovedItems(Collection oldValues, Collection newValues)
3. minus(Collection primaryCollection, Collection toBeRemovedCollection, Collection target)
4. remove(Collection c, Object o)
5. remove(Collection collection, Object object)
6. remove(Collection col, T value)
7. remove(Collection collection, final int count)
8. remove(Collection collection, T... items)
9. remove(final Collection c, final Object elem)