org.datanucleus.store.types

Class SCOCollectionIterator<E>

java.lang.Object

org.datanucleus.store.types.SCOCollectionIterator<E>

Type Parameters:

E - Element type for the collection

All Implemented Interfaces:

Iterator<E>

public class SCOCollectionIterator<E>
extends Object
implements Iterator<E>

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

Constructor Summary

Constructors

Constructor and Description
SCOCollectionIterator(Collection<E> sco, ObjectProvider op, Collection<E> theDelegate, CollectionStore<E> backingStore, boolean useDelegate) Constructor taking the delegate or backing store.

Method Summary

Modifier and Type	Method and Description
boolean	hasNext()
E	next()
void	remove()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Detail

SCOCollectionIterator

public SCOCollectionIterator(Collection<E> sco,
                             ObjectProvider op,
                             Collection<E> theDelegate,
                             CollectionStore<E> backingStore,
                             boolean useDelegate)

Constructor taking the delegate or backing store.

Parameters:

sco - The owner sco

op - ObjectProvider of SCO Collection to iterate

theDelegate - The delegate collection

backingStore - The backing store (connected to the DB)

useDelegate - Whether to use the delegate

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<E>

next

public E next()

Specified by:

next in interface Iterator<E>

remove

public void remove()

Specified by:

remove in interface Iterator<E>