Bug 166931 Include double quotation in title of viewer tag will cause blank page.[0603]
Description: Include double quotation in title of viewer tag will cause blank page. Build number: 2.2.0.v20061206 Steps to reproduce: 1. New a BIRT Web project. 2. New a jsp file based on birt template, input below content in body: <birt:viewer id="0" name="first sample" title="first &quot; report &quot; title" reportDesign="birt_tag_sample.rptdesign" > </birt:viewer> 3. Run the project to see the jsp file. Expected result: Report displays with title first"report" title. Actual result: Blank page with nothing showed. Error log:N/A
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
* @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 )
		{
			if ( PARAM_FORMAT_HTM.equalsIgnoreCase( format ) )
				return PARAM_FORMAT_HTML;
			return format;
		}