Java Doc:http://java.sun.com/javase/6/docs/api/java/util/List.html
add(E e) Appends the specified element to the end of this list (optional operation).
add(int index, E element) Inserts the specified element at the specified position in this list (optional operation).
addAll?(Collection<? extends E> c) Appends all of the elements in the specified collection to the end of this list, in the order that they are returned by the specified collection's iterator (optional operation).
All?(int index, Collection<? extends E> c) Inserts all of the elements in the specified collection into this list at the specified position (optional operation).
clear?() Removes all of the elements from this list (optional operation).
contains?(Object o) Returns true if this list contains the specified element.
containsAll?(Collection<?> c) Returns true if this list contains all of the elements of the specified collection.
equals?(Object o) Compares the specified object with this list for equality.
get?(int index) Returns the element at the specified position in this list.
hashCode?() Returns the hash code value for this list.
indexOf?(Object o) Returns the index of the first occurrence of the specified element in this list, or -1 if this list does not contain the element.
isEmpty?() Returns true if this list contains no elements.
iterator?() Returns an iterator over the elements in this list in proper sequence.
lastIndexOf?(Object o) Returns the index of the last occurrence of the specified element in this list, or -1 if this list does not contain the element.
listIterator?() Returns a list iterator over the elements in this list (in proper sequence).
listIterator?(int index) Returns a list iterator of the elements in this list (in proper sequence), starting at the specified position in this list.
remove?(int index) Removes the element at the specified position in this list (optional operation).
remove?(Object o) Removes the first occurrence of the specified element from this list, if it is present (optional operation).
removeAll?(Collection<?> c) Removes from this list all of its elements that are contained in the specified collection (optional operation).
retainAll?(Collection<?> c) Retains only the elements in this list that are contained in the specified collection (optional operation).
set?(int index, E element) Replaces the element at the specified position in this list with the specified element (optional operation).
size?() Returns the number of elements in this list.
subList?(int fromIndex, int toIndex) Returns a view of the portion of this list between the specified fromIndex, inclusive, and toIndex, exclusive.
toArray?() Returns an array containing all of the elements in this list in proper sequence (from first to last element).
toArray?(T[] a) Returns an array containing all of the elements in this list in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.
