org.gjt.rec.util
Class HomogeneousList

java.lang.Object
  |
  +--org.gjt.rec.util.HomogeneousList

All Implemented Interfaces:

Collection, List, Serializable

public final class HomogeneousList

extends Object

implements List, Serializable

A List proxy that enforces the invariant that all of its list elements are of the same type. They will not necessarily all be of the same class if the configured element class is an interface or can be subclassed.

Author:

Neil Stockbridge

See Also:

List, Serialized Form

Field Summary

static String

REVISION

Constructor Summary

HomogeneousList(Class elementClass)
Constructs a new HomogeneousList with the default underlying list but a particular element type.

HomogeneousList(List underlyingList, Class elementClass)
Constructs a new HomogeneousList with a particular underlying list and a particular element type.

Method Summary

void	add(int index, Object obj)
boolean	add(Object obj)
boolean	addAll(Collection collection)
boolean	addAll(int index, Collection collection)
void	clear()
boolean	contains(Object obj)
boolean	containsAll(Collection collection)
boolean	equals(Object obj)
Object	get(int index)
int	hashCode()
int	indexOf(Object obj)
boolean	isEmpty()
Iterator	iterator()
int	lastIndexOf(Object obj)
ListIterator	listIterator()
ListIterator	listIterator(int index)
Object	remove(int index)
boolean	remove(Object obj)
boolean	removeAll(Collection collection)
boolean	retainAll(Collection collection)
Object	set(int index, Object obj)
int	size()
List	subList(int fromIndex, int toIndex)
Object[]	toArray()
Object[]	toArray(Object[] array)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Field Detail

REVISION

public static final String REVISION

See Also:

Constant Field Values

Constructor Detail

HomogeneousList

public HomogeneousList(Class elementClass)

Constructs a new HomogeneousList with the default underlying list but a particular element type.

Parameters:

elementClass - the only type of element that this list will accept

Throws:

NullPointerException - if (elementClass) is null

HomogeneousList

public HomogeneousList(List underlyingList,
                       Class elementClass)

Constructs a new HomogeneousList with a particular underlying list and a particular element type.

Parameters:

underlyingList - the list underlying this one, which will be used to store the elements

elementClass - the only type of element that this list will accept

Throws:

NullPointerException - if either argument is null

Method Detail

size

public int size()

Specified by:

size in interface List

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface List

contains

public boolean contains(Object obj)

Specified by:

contains in interface List

iterator

public Iterator iterator()

Specified by:

iterator in interface List

toArray

public Object[] toArray()

Specified by:

toArray in interface List

toArray

public Object[] toArray(Object[] array)

Specified by:

toArray in interface List

add

public boolean add(Object obj)

Specified by:

add in interface List

remove

public boolean remove(Object obj)

Specified by:

remove in interface List

containsAll

public boolean containsAll(Collection collection)

Specified by:

containsAll in interface List

addAll

public boolean addAll(Collection collection)

Specified by:

addAll in interface List

addAll

public boolean addAll(int index,
                      Collection collection)

Specified by:

addAll in interface List

removeAll

public boolean removeAll(Collection collection)

Specified by:

removeAll in interface List

retainAll

public boolean retainAll(Collection collection)

Specified by:

retainAll in interface List

clear

public void clear()

Specified by:

clear in interface List

equals

public boolean equals(Object obj)

Specified by:

equals in interface List

Overrides:

equals in class Object

hashCode

public int hashCode()

Specified by:

hashCode in interface List

Overrides:

hashCode in class Object

get

public Object get(int index)

Specified by:

get in interface List

set

public Object set(int index,
                  Object obj)

Specified by:

set in interface List

add

public void add(int index,
                Object obj)

Specified by:

add in interface List

remove

public Object remove(int index)

Specified by:

remove in interface List

indexOf

public int indexOf(Object obj)

Specified by:

indexOf in interface List

lastIndexOf

public int lastIndexOf(Object obj)

Specified by:

lastIndexOf in interface List

listIterator

public ListIterator listIterator()

Specified by:

listIterator in interface List

listIterator

public ListIterator listIterator(int index)

Specified by:

listIterator in interface List

subList

public List subList(int fromIndex,
                    int toIndex)

Specified by:

subList in interface List