org.datanucleus.store.types.sco
Class SCOListIterator

java.lang.Object
  org.datanucleus.store.types.sco.SCOListIterator

All Implemented Interfaces:

Iterator, ListIterator

public class SCOListIterator
extends Object
implements ListIterator

An iterator for a SCO List object. Operates from either a delegate or a backing store, and provides iteration through the objects.

Constructor Summary

SCOListIterator(List sco, ObjectProvider sm, List theDelegate, ListStore theStore, boolean useDelegate, int startIndex)
Constructor taking the delegate or backing store, and any start index.

Method Summary

void	add(Object o)
boolean	hasNext()
boolean	hasPrevious()
Object	next()
int	nextIndex()
Object	previous()
int	previousIndex()
void	remove()
void	set(Object o)

Methods inherited from class java.lang.Object

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

Constructor Detail

SCOListIterator

public SCOListIterator(List sco,
                       ObjectProvider sm,
                       List theDelegate,
                       ListStore theStore,
                       boolean useDelegate,
                       int startIndex)

Constructor taking the delegate or backing store, and any start index.

Parameters:

sco - Owner SCO

sm - State Manager of SCO List to iterate

theDelegate - The delegate list

theStore - The backing store (connected to the DB)

useDelegate - whether to use a delegate

startIndex - The start index position (any value below 0 will mean start at index 0).

Method Detail

add

public void add(Object o)

Specified by:

add in interface ListIterator

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator

Specified by:

hasNext in interface ListIterator

hasPrevious

public boolean hasPrevious()

Specified by:

hasPrevious in interface ListIterator

next

public Object next()

Specified by:

next in interface Iterator

Specified by:

next in interface ListIterator

nextIndex

public int nextIndex()

Specified by:

nextIndex in interface ListIterator

previous

public Object previous()

Specified by:

previous in interface ListIterator

previousIndex

public int previousIndex()

Specified by:

previousIndex in interface ListIterator

remove

public void remove()

Specified by:

remove in interface Iterator

Specified by:

remove in interface ListIterator

set

public void set(Object o)

Specified by:

set in interface ListIterator