public class ArrayList extends java.lang.Object implements List, Serializable
ArrayList
,
Serialized FormConstructor and Description |
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ArrayList()
Default Constructor, creates an empty List
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ArrayList(java.util.ArrayList toBeHiddenList)
Constructs an ArrayList from a java.util.ArrayList.
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ArrayList(int size)
Constructor specifying list size
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Modifier and Type | Method and Description |
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void |
add(int index,
java.lang.Object o)
Inserts the specified element at the specified position in this list
|
boolean |
add(java.lang.Object o)
Adds an element.
|
void |
clear()
Removes all of the elements from this list (optional operation).
|
java.lang.Object |
clone()
Method declaration
|
boolean |
contains(java.lang.Object o)
Returns true if this list contains the specified element.
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void |
fromList(java.util.List l)
Fill this list with the content of a given
java.util.List object. |
java.lang.Object |
get(int index)
Returns the element at the specified position in this list.
|
int |
indexOf(java.lang.Object o)
Returns the index in this list of the first occurrence of the specified
element, or -1 if this list does not contain this element.
|
boolean |
isEmpty()
Checks if the collection contains elements.
|
Iterator |
iterator()
Returns an iterator over the elements in this collection.
|
java.lang.Object |
remove(int index)
Removes the element at the specified position in this list.
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boolean |
remove(java.lang.Object o)
Removes one instance of the specified element.
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int |
size()
Returns the number of elements in this collection.
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java.lang.Object[] |
toArray()
Returns an array containing all of the elements in this collection.
|
java.util.List |
toList()
Method declaration
|
java.lang.String |
toString() |
public ArrayList()
public ArrayList(int size)
public ArrayList(java.util.ArrayList toBeHiddenList)
public void clear()
List
public boolean contains(java.lang.Object o)
List
public java.lang.Object get(int index)
List
public int indexOf(java.lang.Object o)
List
public java.lang.Object remove(int index)
List
public void add(int index, java.lang.Object o)
public boolean add(java.lang.Object o)
Collection
add
in interface Collection
interface
public boolean isEmpty()
Collection
isEmpty
in interface Collection
interface
public boolean remove(java.lang.Object o)
Collection
remove
in interface Collection
o
- the element to be removedinterface
public java.lang.String toString()
toString
in class java.lang.Object
public Iterator iterator()
Collection
iterator
in interface Collection
interface
public java.lang.Object[] toArray()
Collection
toArray
in interface Collection
interface
public int size()
Collection
size
in interface Collection
interface
public java.lang.Object clone()
clone
in class java.lang.Object
public java.util.List toList()
public void fromList(java.util.List l)
java.util.List
object.l
- The java.util.List
to copy the content
from.