Bug 200812 Issue when remove one separator setting in viewer.property[0002]
Description: Issue when remove one separator setting in viewer.property Build number:2.2.1.v200708220927 Steps to reproduce: 1. Deploy birt. 2. Open viewer.properties under WEB-INF folder. 3. Delete "viewer.sep.0=," line 4. Start server. 5. Preview report. 6. Export Data, select columns and select "Comma(,)", click OK. Expected result: Comma(,) isn't in the separator list. Actual result: Nothing happened after step6 and no error logs. Error log:n/a
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
int page = getParameterAsInt( request, PARAM_PAGE );
		return page < 1
				? getReportParameter( request, PARAM_BOOKMARK, null )
				: null;
	}
	/**
	 * Returns whether the bookmark is TOC
	 * 
	 * @param request
	 * @return boolean
	 */
	public static boolean isToc( HttpServletRequest request )
	{
		boolean flag = false;
		String isToc = getParameter( request, PARAM_ISTOC );
		if ( "true".equalsIgnoreCase( isToc ) ) 
		{
			flag = true;
		}
		return flag;
	}
	/**
	 * Get query string with new parameter value.
	 * 
	 * @param request
	 *            http request
	 * @param name
	 *            parameter name
	 * @param value
	 *            default parameter value