Bug 156912 Proxy problems with birt-viewer.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
String absolutePath = new File( filePath ).getAbsolutePath( );
			String docFolderPath = new File( documentFolder ).getAbsolutePath( );
			
			if ( isWindowsPlatform( ) )
			{
				absolutePath = absolutePath.toLowerCase( );
				docFolderPath = docFolderPath.toLowerCase( );
			}
			return absolutePath.startsWith( docFolderPath );
		}
		return true;
	}
	/**
	 * Generate document name according to report name.
	 * 
	 * @param request
	 * @return document name.
	 */
	protected static String generateDocumentFromReport(
			HttpServletRequest request )
	{
		String fileName = getReport( request );
		if ( fileName.indexOf( '.' ) >= 0 )
		{
			fileName = fileName.substring( 0, fileName.lastIndexOf( '.' ) );
		}
		
		String id = getParameter( request, PARAM_ID );
		if ( id != null && id.length( ) > 0 )
		{