org.mongodb.morphia.query

Class MorphiaIterator<T,V>

java.lang.Object

org.mongodb.morphia.query.MorphiaIterator<T,V>

Type Parameters:

T - the original type being iterated

V - the type of the values returned

All Implemented Interfaces:

Iterable<V>, Iterator<V>

Direct Known Subclasses:

MorphiaKeyIterator

public class MorphiaIterator<T,V>
extends Object
implements Iterable<V>, Iterator<V>

Author:

Scott Hernandez

See Also:

MorphiaKeyIterator

Constructor Summary

Constructors

Constructor and Description
MorphiaIterator(Datastore datastore, Iterator<DBObject> it, Mapper mapper, Class<T> clazz, String collection, EntityCache cache) Creates a MorphiaIterator

Method Summary

Modifier and Type	Method and Description
void	close() Closes the underlying cursor.
protected V	convertItem(DBObject dbObj)
Class<T>	getClazz()
String	getCollection()
DBCursor	getCursor()
long	getDriverTime()
Mapper	getMapper()
long	getMapperTime()
protected DBObject	getNext()
boolean	hasNext()
Iterator<V>	iterator()
V	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.lang.Iterable

forEach, spliterator

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Detail

MorphiaIterator

public MorphiaIterator(Datastore datastore,
                       Iterator<DBObject> it,
                       Mapper mapper,
                       Class<T> clazz,
                       String collection,
                       EntityCache cache)

Creates a MorphiaIterator

Parameters:

datastore - the Datastore to use when fetching this reference

it - the Iterator to use

mapper - the Mapper to use

clazz - the original type being iterated

collection - the mongodb collection

cache - the EntityCache

Method Detail

close

public void close()

Closes the underlying cursor.

getClazz

public Class<T> getClazz()

Returns:

the original class type.

getCollection

public String getCollection()

Returns:

the mongodb collection

getCursor

public DBCursor getCursor()

Returns:

the underlying DBCursor

getDriverTime

public long getDriverTime()

Returns:

the time spent calling the driver in ms

getMapper

public Mapper getMapper()

Returns:

the Mapper being used

getMapperTime

public long getMapperTime()

Returns:

the time spent calling the mapper in ms

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<V>

next

public V next()

Specified by:

next in interface Iterator<V>

remove

public void remove()

Specified by:

remove in interface Iterator<V>

iterator

public Iterator<V> iterator()

Specified by:

iterator in interface Iterable<V>

convertItem

protected V convertItem(DBObject dbObj)

getNext

protected DBObject getNext()