Bug 154325 Use input absolute path as the parameter in error message
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
/**
	 * Get report page from Http request.
	 * 
	 * @param request
	 *            http request
	 * @return report locale
	 */
	public static int getPage( HttpServletRequest request )
	{
		int page = getParameterAsInt( request, PARAM_PAGE );
		return page <= 0 ? 1 : page; 
	}
	/**
	 * Get reportlet id from Http request.
	 * 
	 * @param request
	 *            http request
	 * @return reportlet id
	 */
	public static String getReportletId( HttpServletRequest request )
	{
		if ( isIidReportlet( request ) )
			return getParameter( request, PARAM_INSTANCEID );
		if ( isBookmarkReportlet( request ) )
			return getParameter( request, PARAM_BOOKMARK );
		return null;
	}
	/**
	 * Get named parameters from http request. parameter names and values are
	 * all in iso-8859-1 format in request.