org.openspaces.persistency.hibernate.iterator
Class StatelessListQueryDataIterator

java.lang.Object
  org.openspaces.persistency.hibernate.iterator.StatelessListQueryDataIterator

All Implemented Interfaces:

DataIterator, Iterator

public class StatelessListQueryDataIterator
extends Object
implements DataIterator

A simple iterator that iterates over a SQLQuery by creating an Hiberante query using Hibernate StatelessSession and listing it.

Author:

kimchy

Field Summary

protected String	entityName
protected int	from
protected org.hibernate.StatelessSession	session
protected org.hibernate.SessionFactory	sessionFactory
protected int	size
protected SQLQuery	sqlQuery
protected org.hibernate.Transaction	transaction

Constructor Summary

StatelessListQueryDataIterator(SQLQuery sqlQuery, org.hibernate.SessionFactory sessionFactory)

StatelessListQueryDataIterator(SQLQuery sqlQuery, org.hibernate.SessionFactory sessionFactory, int from, int size)

StatelessListQueryDataIterator(String entityName, org.hibernate.SessionFactory sessionFactory)

StatelessListQueryDataIterator(String entityName, org.hibernate.SessionFactory sessionFactory, int from, int size)

Method Summary

void	close() Clean up after any resources associated with this iterator The iterator can be closed even if the iterator wasn't iterated over all of its elements.
protected Iterator	createIterator()
boolean	hasNext()
Object	next()
void	remove()

Methods inherited from class java.lang.Object

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

Field Detail

entityName

protected final String entityName

sqlQuery

protected final SQLQuery sqlQuery

sessionFactory

protected final org.hibernate.SessionFactory sessionFactory

from

protected final int from

size

protected final int size

transaction

protected org.hibernate.Transaction transaction

session

protected org.hibernate.StatelessSession session

Constructor Detail

StatelessListQueryDataIterator

public StatelessListQueryDataIterator(SQLQuery sqlQuery,
                                      org.hibernate.SessionFactory sessionFactory)

StatelessListQueryDataIterator

public StatelessListQueryDataIterator(SQLQuery sqlQuery,
                                      org.hibernate.SessionFactory sessionFactory,
                                      int from,
                                      int size)

StatelessListQueryDataIterator

public StatelessListQueryDataIterator(String entityName,
                                      org.hibernate.SessionFactory sessionFactory)

StatelessListQueryDataIterator

public StatelessListQueryDataIterator(String entityName,
                                      org.hibernate.SessionFactory sessionFactory,
                                      int from,
                                      int size)

Method Detail

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

close

public void close()

Description copied from interface: DataIterator

Clean up after any resources associated with this iterator The iterator can be closed even if the iterator wasn't iterated over all of its elements.

Specified by:

close in interface DataIterator

createIterator

protected Iterator createIterator()