LMS Sample - deserialize java objects from the xml returned in downloadFile API in JAVA

import ebay.apis.eblbasecomponents.BulkDataExchangeResponsesType;
import ebay.apis.eblbasecomponents.ExternalTransactionType;
import ebay.apis.eblbasecomponents.OrderDetailsType;
import ebay.apis.eblbasecomponents.SoldReportResponseType;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.List;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBElement;
import javax.xml.bind.Unmarshaller;


public class SoldReport{

    private static String jaxb_object_tree_package_name = "ebay.apis.eblbasecomponents";
    private static String destinationPathForUnzipped = "C:\\tmp\\unzipped\\";

    public static void main(String[] args) {

        String soldReportFilePath="c:\\5024432353_report.gz";
        BulkDataExchangeResponsesType bd = (BulkDataExchangeResponsesType)readResponse(soldReportFilePath);
         SoldReportResponseType soldreport = bd.getSoldReport();


            List<OrderDetailsType> list = soldreport.getOrderDetails();
            for (OrderDetailsType details : list) {
                System.out.println(details.getOrderID());
                System.out.println(details.getBuyerUserID());
                System.out.println(details.getOrderCreationTime());         

                ....
            }
    }

    public static BulkDataExchangeResponsesType readResponse(String downloadZipFileName) {
        BulkDataExchangeResponsesType bd = null;
        Object obj = null;
        try {
            String unzippedFile = getZipFiles(downloadZipFileName,destinationPathForUnzipped);
            JAXBContext jc = JAXBContext.newInstance(jaxb_object_tree_package_name);
            // create an Unmarshaller
            Unmarshaller u = jc.createUnmarshaller();
            JAXBElement<Object> poe = (JAXBElement) u.unmarshal(new FileInputStream(unzippedFile));
            obj = poe.getValue();
            bd = (BulkDataExchangeResponsesType) obj;

        } catch (Exception e) {
            e.printStackTrace();
        }
        return bd;
    }


  public static String getZipFiles(String filename , String destinationPath )
    {
         String unzippedEntryName=null;
        try
        {

            byte[] buf = new byte[1024];
            ZipInputStream zipinputstream = null;
            ZipEntry zipentry;
            zipinputstream = new ZipInputStream(
                new FileInputStream(filename));

            zipentry = zipinputstream.getNextEntry();

            while (zipentry != null)
            {
                //for each entry to be extracted
                unzippedEntryName = zipentry.getName();
                System.out.println("entryname "+unzippedEntryName);

                int n;
                FileOutputStream fileoutputstream;
                File newFile = new File(unzippedEntryName);
                String directory = newFile.getParent();
                if(directory == null)
                {
                    if(newFile.isDirectory())
                        break;
                }

                fileoutputstream = new FileOutputStream(
                   destinationPath+unzippedEntryName);

                while ((n = zipinputstream.read(buf, 0, 1024)) > -1)
                    fileoutputstream.write(buf, 0, n);

                fileoutputstream.close();
                zipinputstream.closeEntry();
                zipentry = zipinputstream.getNextEntry();

            }//while

            zipinputstream.close();
        }
        catch (Exception e)
        {
            //
        }
        return destinationPath+ unzippedEntryName;
    }

}