private PortMapper getPortMapper() {
		if (portMapper == null) {
			PortMapperImpl portMapper = new PortMapperImpl();
			portMapper.setPortMappings(httpsPortMappings);
			this.portMapper = portMapper;
		}
		return portMapper;
	}
private PortMapper getPortMapper() {
		if (portMapper == null) {
			PortMapperImpl portMapper = new PortMapperImpl();
			portMapper.setPortMappings(httpsPortMappings);
			this.portMapper = portMapper;
		}
		return portMapper;
	}
private PortMapper getPortMapper ( ) { if ( portMapper == null ) { PortMapperImpl portMapper = new PortMapperImpl ( ) ; portMapper . setPortMappings ( httpsPortMappings ) ; this . portMapper = portMapper ; } return portMapper ; }
Gets the {@link PortMapper} to use. If {@link #portMapper(PortMapper)} was not
invoked, builds a {@link PortMapperImpl} using the port mappings specified with
{@link #http(int)}.

@return the {@link PortMapper} to use
Gets the { @link PortMapper } to use . If { @link #portMapper ( PortMapper ) } was not invoked builds a { @link PortMapperImpl } using the port mappings specified with { @link #http ( int ) } .