Bug 182061 Data engine changes to support result set sharing
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/ResultIterator.java
* Returns the QueryResults of this result iterator. A convenience method
	 * for the API consumer.
	 * 
	 * @see org.eclipse.birt.data.engine.api.IResultIterator#getQueryResults()
	 */
	public IQueryResults getQueryResults( )
	{
		return resultService.getQueryResults( );
	}
	
	/*
	 * @see org.eclipse.birt.data.engine.api.IResultIterator#next()
	 */
	public boolean next( ) throws BirtException
	{
		checkStarted( );
		boolean hasNext = false;
		
		
		
		
		if ( state == BEFORE_FIRST_ROW )
		{
			state = ON_ROW;
			hasNext = odiResult.getCurrentResult( ) != null;
		}
		else
		{
			hasNext = hasNextRow( );
		}