package org.kuali.ole;
   
   import org.marc4j.MarcReader;
   import org.marc4j.MarcStreamReader;
   import org.marc4j.MarcWriter;
   import org.marc4j.MarcXmlWriter;
   import org.marc4j.marc.Record;
   
   import java.io.*;
  
  /**
   * Created by IntelliJ IDEA.
   * User: pvsubrah
   * Date: 4/2/12
   * Time: 4:05 PM
   * To change this template use File | Settings | File Templates.
   */
  public class MarcXMLGenerator {
      /**
       * @param inputFile
       * @return converted marc xml File Name
       * @throws java.io.FileNotFoundException This method takes in a raw marc file and converts into a marc xml file.
       */
      public String convertRawMarcToXML(File inputFile) throws FileNotFoundException {
          InputStream input = new FileInputStream(inputFile);
          String fileName = inputFile.getName().replace(".mrc", ".xml");
          FileOutputStream fileOutputStream = new FileOutputStream(new File(fileName));
          MarcReader reader = new MarcStreamReader(input);
          MarcWriter writer = new MarcXmlWriter(fileOutputStream, true);
  
          while (reader.hasNext()) {
              Record record = reader.next();
              writer.write(record);
          }
          writer.close();
          return fileName;
      }
  
  
      /**
       * @param content
       * @return converted marc xml
       */
      public String convert(String content) {
          ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(content.getBytes());
          ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
  
          MarcReader reader = new MarcStreamReader(byteArrayInputStream);
          MarcWriter writer = new MarcXmlWriter(byteArrayOutputStream, true);
  
          while (reader.hasNext()) {
              Record record = reader.next();
              writer.write(record);
          }
          writer.close();
          return new String(byteArrayOutputStream.toByteArray());
      }
  }