MultiPartMessageUpdater.java

public class MultiPartMessageUpdater {

    private final MultipartMessageParameterFactory multipartMessageParameterFactory;

    public MultiPartMessageUpdater(final MultipartMessageParameterFactory parameterFactory) {
        this.multipartMessageParameterFactory = parameterFactory;
    }

    public OperatorMessage updateParameters(OperatorMessage operatorMessage, String messagepartInfo) throws ProtocolConversionException {

        OperatorMessage updatedMessage = operatorMessage;

        if (StringUtils.isNotBlank(messagepartInfo)) {
            MultipartParameters parameters = multipartMessageParameterFactory.createFrom(messagepartInfo);

            
            updatedMessage.setMessageReferenceNumber(parameters.getMessageReferenceNumber());
            try {
                updatedMessage.setSegmentSeqnum(parameters.getSegmentSequenceNumber());
            } catch (IntegerOutOfRangeException ioore) {
                throw new ProtocolConversionException("UDH segment sequence number out of range", ioore);
            }
            try {
                updatedMessage.setTotalSegments(parameters.getTotalSegments());
            } catch (IntegerOutOfRangeException ioore) {
                throw new ProtocolConversionException("MessagePart total sequence number out of range", ioore);
            }
        
        }

        return updatedMessage;
    }

}