Bug 179636 [Smoke] Chart can not be previewed [0001]
Description: Chart can not be previewed Build number: 2.2.0.v20070328-0630 Steps to reproduce: 1. New a chart, preview. Expected result: Chart is displayed correctly. Actual result: Chart can not be previewed. Error log: N/A
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
ArrayList columns = new ArrayList( );
		int columnCount = getParameterAsInt( request,
				PARAM_SELECTEDCOLUMNNUMBER );
		for ( int i = 0; i < columnCount; i++ )
		{
			String paramName = PARAM_SELECTEDCOLUMN + String.valueOf( i );
			String columnName = getParameter( request, paramName );
			columns.add( columnName );
		}
		return columns;
	}
	/**
	 * Check whether enable svg support or not.
	 * 
	 * @param request
	 *            http request
	 * @return whether or not render content toolbar
	 */
	public static boolean getSVGFlag( HttpServletRequest request )
	{
		boolean svg = false;
		if ( "true".equalsIgnoreCase( getParameter( request, PARAM_SVG ) ) ) 
		{
			svg = true;
		}
		return svg;
	}
	/**
	 * Get web application locale.
	 *