Java Utililty Methods ArrayList Create

List of utility methods to do ArrayList Create

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Description

The list of methods to do ArrayList Create are organized into topic(s).

Method

ArrayListcreateArrayList(T... objects)
Initializes an ArrayList with objects. 
ArrayList<T> arrayList = new ArrayList<T>();
Collections.addAll(arrayList, objects);
return arrayList;
ListcreateArrayListFilledIncrement(int count)
create Array List Filled Increment 
List<Integer> fieldIdList = new ArrayList<Integer>(count);
for (int i = 0; i < count; i++) {
    fieldIdList.add(i);
return fieldIdList;
ArrayList>createArrayListOfArrayList(int size)
create Array List Of Array List 
ArrayList<ArrayList<E>> arrayList = new ArrayList<ArrayList<E>>(size);
for (int i = 0; i < size; i++) {
    arrayList.add(new ArrayList<E>());
return arrayList;
ArrayListgetArrayList()
get Array List 
return new ArrayList();
ArrayListgetArrayList()
Return a basic ArrayList 
return new ArrayList<T>(0);
ListgetArrayList()
get Array List 
return new ArrayList<E>();
ListgetArrayList(final Object o, final Class clazz)
Cast an object into a typed ArrayList . 
final List<T> list = new ArrayList<>();
list(list, o, clazz);
return list;
ListgetArrayList(List list)
get Array List 
if (list == null)
    return new ArrayList<L>();
return list;
ArrayListgetArrayList(Map map, Object obj)
get Array List 
ArrayList list = (ArrayList) map.get(obj);
if (list == null) {
    list = new ArrayList();
    map.put(obj, list);
return list;
ArrayListgetArrayList(String[] args)
get Array List 
if (args == null) {
    return null;
ArrayList result = new ArrayList(args.length);
for (int i = 0; i < args.length; i++) {
    result.add(args[i]);
return result;
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