com.triactive.jdo.store.sql.expr
Class BufferedQueryIterator

java.lang.Object
  com.triactive.jdo.store.sql.expr.BufferedQueryIterator

All Implemented Interfaces:

java.util.Iterator

public class BufferedQueryIterator

extends java.lang.Object

implements java.util.Iterator

An iterator over all the results from a QueryStatement. The constructor executes the query and buffers the entire result set in a list in memory, which is then served up via this iterator.

Author:

Mike Martin

Field Summary

protected java.lang.Object

last The last object returned by next().

Constructor Summary

BufferedQueryIterator(PersistenceManager pm, QueryStatement stmt, ResultExpression resultExpr)

BufferedQueryIterator(PersistenceManager pm, SqlExpression expr)

Method Summary

boolean	hasNext()
java.lang.Object	next()
void	remove()

Methods inherited from class java.lang.Object

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

Field Detail

last

protected java.lang.Object last

The last object returned by next().

Constructor Detail

BufferedQueryIterator

public BufferedQueryIterator(PersistenceManager pm,
                             SqlExpression expr)

BufferedQueryIterator

public BufferedQueryIterator(PersistenceManager pm,
                             QueryStatement stmt,
                             ResultExpression resultExpr)

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator

next

public java.lang.Object next()

Specified by:

next in interface java.util.Iterator

remove

public void remove()

Specified by:

remove in interface java.util.Iterator