Class MapEntrySetStore.SetIterator

java.lang.Object

org.datanucleus.store.rdbms.scostore.MapEntrySetStore.SetIterator

All Implemented Interfaces:

Iterator

Enclosing class:

MapEntrySetStore<K,V>

public abstract static class MapEntrySetStore.SetIterator
extends Object
implements Iterator

Inner class representing an iterator for the Set. TODO Provide an option where a PersistentClassROF is provided for key and/or value so we can load fetch plan fields rather than just id.

Field Summary

Fields

Modifier and Type	Field	Description
private final Iterator	delegate
private Map.Entry	lastElement
private final MapEntrySetStore	setStore
private final org.datanucleus.state.DNStateManager	sm

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	SetIterator(org.datanucleus.state.DNStateManager sm, MapEntrySetStore setStore, org.datanucleus.metadata.AbstractMemberMetaData ownerMmd, ResultSet rs, int[] keyResultCols, int[] valueResultCols)	Constructor for iterating the Set of entries.

Method Summary

Modifier and Type	Method	Description
boolean	hasNext()
Object	next()
protected abstract boolean	next(Object rs)
void	remove()

Methods inherited from class Object

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

Methods inherited from interface Iterator

forEachRemaining

Field Details

sm

private final org.datanucleus.state.DNStateManager sm

delegate

private final Iterator delegate

lastElement

private Map.Entry lastElement

setStore

private final MapEntrySetStore setStore

Constructor Details

SetIterator

protected SetIterator(org.datanucleus.state.DNStateManager sm,
 MapEntrySetStore setStore,
 org.datanucleus.metadata.AbstractMemberMetaData ownerMmd,
 ResultSet rs,
 int[] keyResultCols,
 int[] valueResultCols)

Constructor for iterating the Set of entries.

Parameters:

sm - StateManager

setStore - the set store

ownerMmd - the owner member meta data - can be null (for non-joinTable cases)

rs - the ResultSet

keyResultCols - Column(s) for the key id

valueResultCols - Column(s) for the value id

Method Details

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator

next

public Object next()

Specified by:

next in interface Iterator

remove

public void remove()

Specified by:

remove in interface Iterator

next

protected abstract boolean next(Object rs)