Bug 147834 Drill through multi-page report document will only show the first page when preview in HTML/PDF
Description: When target report document has multiple pages, drill through will only show the first page. Steps to reproduce: 1. New a report with multiple pages, preview it in web viewer to create report document 2. New another report, drill through to this report document 3. Preview in HTML/PDF, only the first page of target document shows up Notes: Preview in WebViewer will get correct result
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/ReportEngineService.java
}
	/**
	 * Collects all the distinct values for the given element and
	 * bindColumnName. This method will traverse the design tree for the given
	 * element and get the nearest binding column holder of it. The nearest
	 * binding column holder must be a list or table item, and it defines a
	 * distinct data set and bingding columns in it. If the element is null,
	 * binding name is empty or the binding column holder is not found, then
	 * return <code>Collections.EMPTY_LIST</code>. Caller can specify the max
	 * row number and start row number by implement the interface IRequestInfo.
	 * 
	 * @param bindingName
	 * @param elementHandle
	 * @param requestInfo
	 * @return list of available column value
	 * @throws BirtException
	 */
	public List getColumnValueSet( String bindingName,
			DesignElementHandle elementHandle, IRequestInfo requestInfo )
			throws BirtException
	{
		if ( bindingName == null || elementHandle == null
				|| !( elementHandle instanceof ReportItemHandle ) )
			return Collections.EMPTY_LIST;
		
		ReportItemHandle reportItem = getBindingHolder( elementHandle );
		if ( reportItem == null )
			return Collections.EMPTY_LIST;
		List selectValueList = new ArrayList( );
		DataRequestSession session = DataRequestSession