Bug 129144 Support suppressDuplicates property on table row in report engine
See 129143 for detail. This only needs to be supported for data item in a detail row of a table.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/ListingElementExecutor.java
*            output emitter
	 */
	abstract protected void accessDetail( ListingDesign list,
			IContentEmitter emitter, IResultIterator rsIterator );
	/**
	 * create the header band
	 * 
	 * @param list
	 *            listing design
	 * @param emitter
	 *            output emitter
	 */
	abstract protected void accessHeader( ListingDesign list,
			IContentEmitter emitter, IResultIterator rsIterator );
	/**
	 * create the footer band.
	 * 
	 * @param list
	 *            listing design.
	 * @param emitter
	 *            output emitter
	 */
	abstract protected void accessFooter( ListingDesign list,
			IContentEmitter emitter, IResultIterator rsIterator );
	public void reset( )
	{
		this.rsetCursor = -1;
		super.reset( );
	}
}