toXML method
Implementation
@override
String toXML() {
return '''<msDeviceParameter numberOfTracks="$numberOfTracks" supportsJIS2="$supportsJIS2" style="$style" ${msCapabilities.isEmpty ? "" : 'msCapabilities="$msCapabilities"'} >
${vendorModelInfo.toXML()}
${ipAndPort.toXML()}
${status.toXML()}
</msDeviceParameter>
''';
}