Commit | Line | Data |
---|---|---|
01bad5b3 JB |
1 | import java.util.List; |
2 | import java.util.ListIterator; | |
e1499f74 | 3 | import java.util.AbstractList; |
01bad5b3 | 4 | |
e1499f74 | 5 | public class ListExtension<E> extends AbstractList<E> { |
01bad5b3 JB |
6 | private List<E> list; |
7 | ||
8 | public ListExtension() { | |
9 | setList(null); | |
10 | } | |
11 | ||
12 | public ListExtension(List<E> l) { | |
13 | setList(l); | |
14 | } | |
15 | ||
16 | /** | |
17 | * [setList description] | |
18 | * @param l [description] | |
19 | */ | |
20 | public void setList(List<E> l) { | |
21 | list = l; | |
22 | } | |
23 | ||
24 | /** | |
25 | * [getList description] | |
26 | * @return [description] | |
27 | */ | |
28 | public List<E> getList() { | |
29 | return list; | |
30 | } | |
31 | ||
e1499f74 JB |
32 | /** |
33 | * [get description] | |
34 | * @param index [description] | |
35 | * @return [description] | |
36 | */ | |
37 | public E get(int index) { | |
38 | return list.get(index); | |
01bad5b3 JB |
39 | } |
40 | ||
e1499f74 JB |
41 | /** |
42 | * [size description] | |
43 | * @return [description] | |
44 | */ | |
54c717d4 JB |
45 | public int size() { |
46 | return list.size(); | |
47 | } | |
48 | ||
e1499f74 JB |
49 | public boolean add(E e) { |
50 | return list.add(e); | |
51 | } | |
52 | ||
01bad5b3 | 53 | /** |
3b196926 | 54 | * Should mimic the List<E> add(int index, E value) method |
55c0c363 JB |
55 | * @param index [description] |
56 | * @param value [description] | |
df73e07c | 57 | * @return [description] |
01bad5b3 | 58 | */ |
e1499f74 | 59 | public void add(int index, E value) { |
01bad5b3 JB |
60 | ListIterator<E> iter = list.listIterator(); |
61 | int i = 0; | |
54c717d4 JB |
62 | // go to the element at index + 1 |
63 | while (iter.hasNext() && i <= index) { | |
01bad5b3 JB |
64 | iter.next(); |
65 | i++; | |
66 | } | |
01bad5b3 JB |
67 | iter.add(value); |
68 | } | |
69 | ||
54c717d4 JB |
70 | //FIXME: replace parameter by the list of objects to add |
71 | public void addNelements(int index, int Nelements) { | |
01bad5b3 JB |
72 | ListIterator<E> iter = list.listIterator(); |
73 | int i = 0; | |
54c717d4 JB |
74 | // go to the element at index + 1 |
75 | while (iter.hasNext() && i <= index) { | |
01bad5b3 JB |
76 | iter.next(); |
77 | i++; | |
78 | } | |
01bad5b3 JB |
79 | for (int j = 0; j < Nelements; j++) { |
80 | iter.add((E)new Object()); | |
81 | } | |
82 | } | |
83 | ||
84 | } |