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
}
	/**
	 * Get report title.
	 * 
	 * @param request
	 *            http request
	 * @return report title
	 */
	public static String getTitle( HttpServletRequest request )
	{
		String title = getParameter( request, PARAM_TITLE );
		if ( title == null )
		{
			title = BirtResources
					.getMessage( ResourceConstants.BIRT_VIEWER_TITLE );
		}
		return htmlEncode( title );
	}
	/**
	 * Get report format.
	 * 
	 * @param request
	 *            http request
	 * @return report format
	 */
	public static String getFormat( HttpServletRequest request )
	{
		String format = getParameter( request, PARAM_FORMAT );
		if ( format != null && format.length( ) > 0 )
		{