public final class ObjectListImpl extends AbstractList<Object> implements ObjectList
Modifier and Type | Field and Description |
---|---|
static ObjectListImpl |
EMPTY_LIST
An immutable empty list.
|
Constructor and Description |
---|
ObjectListImpl(Object[] array,
int length) |
Modifier and Type | Method and Description |
---|---|
boolean |
contains(Object item)
Checks if the
Object item is a
member of this list. |
Object |
get(int index) |
int |
getLength()
The number of
Object s in the list. |
Object |
item(int index)
Returns the
index th item in the collection or
null if index is greater than or equal to
the number of objects in the list. |
int |
size() |
Object[] |
toArray() |
Object[] |
toArray(Object[] a) |
add, add, addAll, clear, equals, hashCode, indexOf, iterator, lastIndexOf, listIterator, listIterator, remove, set, subList
addAll, containsAll, isEmpty, remove, removeAll, retainAll, toString
add, add, addAll, addAll, clear, containsAll, equals, hashCode, indexOf, isEmpty, iterator, lastIndexOf, listIterator, listIterator, remove, remove, removeAll, replaceAll, retainAll, set, sort, spliterator, subList
parallelStream, removeIf, stream
public static final ObjectListImpl EMPTY_LIST
public ObjectListImpl(Object[] array, int length)
public int getLength()
ObjectList
Object
s in the list. The range of
valid child object indices is 0 to length-1
inclusive.getLength
in interface ObjectList
public boolean contains(Object item)
ObjectList
Object
item
is a
member of this list.contains
in interface Collection<Object>
contains
in interface List<Object>
contains
in interface ObjectList
contains
in class AbstractCollection<Object>
item
- Object
whose presence in this list
is to be tested.Object
item
.public Object item(int index)
ObjectList
index
th item in the collection or
null
if index
is greater than or equal to
the number of objects in the list. The index starts at 0.item
in interface ObjectList
index
- index into the collection.Object
at the index
th
position in the ObjectList
, or null
if
the index specified is not valid - greater than or equal to the
number of items in the list or less than zero.public Object get(int index)
public int size()
size
in interface Collection<Object>
size
in interface List<Object>
size
in class AbstractCollection<Object>
public Object[] toArray()
toArray
in interface Collection<Object>
toArray
in interface List<Object>
toArray
in class AbstractCollection<Object>
Licenced under the Apache License, Version 2.0