Java Utililty Methods List Remove

List of utility methods to do List Remove

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Description

The list of methods to do List Remove are organized into topic(s).

Method

Eremove(List list, int index)
Removes the element at the given index position of a given List instance. 
E retval = null;
if (list != null && index >= 0 && list.size() > index) {
    retval = list.remove(index);
return retval;
Eremove(List list, int index)
Removes the item at the given index in the given list. 
if (list == null)
    throw new NullPointerException("list must not be null");
if (index < 0)
    index += list.size();
return list.remove(index);
Tremove(List list, int index, T defaultValue)
remove 
try {
    return list.remove(index);
} catch (Throwable t) {
    return defaultValue;
Tremove(List list, int position)
remove 
if (list.isEmpty()) {
    return null;
return list.remove(position);
Tremove(List list, T remove)
Removes an item from a list and returns the collections instance of this item, or null if not found or the collection is empty/null. 
if (isEmpty(list))
    return null;
if (!list.contains(remove))
    return null;
T item = get(list, remove);
list.remove(item);
return item;
booleanremove(List list, T value)
remove 
if (list == null || value == null) {
    return false;
for (T t : list) {
    if (t.hashCode() == value.hashCode()) {
        list.remove(t);
        return true;
return false;
Listremove(Object o, List oldList)
remove 
List newList;
if (oldList == null) {
    newList = new ArrayList(0);
} else {
    newList = new ArrayList(oldList.size()); 
    newList.addAll(oldList);
    newList.remove(o);
return newList;
voidremoveAfter(List children, int index)
Removes all elements after the given index 
while (children.size() > index + 1) {
    children.remove(children.size() - 1);
voidremoveAll(List list, Object[] elements)
remove All 
if (elements == null) {
    return;
for (int i = 0; i < elements.length; i++) {
    list.remove(elements[i]);
voidremoveAll(List list, List objects)
Removes all objects from list. 
for (E object : objects) {
    remove(list, object);