Beispiel #1
0
  /**
   * perform the ingest using the given deposit object onto the specified target dspace object,
   * using the sword service implementation
   *
   * @param service
   * @param deposit
   * @param target
   * @return
   * @throws DSpaceSWORDException
   * @throws SWORDErrorException
   */
  public DepositResult ingest(SWORDService service, Deposit deposit, DSpaceObject target)
      throws DSpaceSWORDException, SWORDErrorException {
    try {
      if (!(target instanceof Item)) {
        throw new DSpaceSWORDException(
            "SimpleFileIngester can only be loaded for deposit onto DSpace Items");
      }
      Item item = (Item) target;

      // now set the sword service
      SWORDService swordService = service;

      // get the things out of the service that we need
      Context context = swordService.getContext();
      SWORDUrlManager urlManager = swordService.getUrlManager();

      Bundle[] bundles = item.getBundles("ORIGINAL");
      Bundle original;
      if (bundles.length > 0) {
        original = bundles[0];
      } else {
        original = item.createBundle("ORIGINAL");
      }

      Bitstream bs;
      FileInputStream fis = null;

      try {
        fis = new FileInputStream(deposit.getFile());
        bs = original.createBitstream(fis);
      } finally {
        if (fis != null) {
          fis.close();
        }
      }

      String fn = swordService.getFilename(context, deposit, false);
      bs.setName(fn);

      swordService.message("File created in item with filename " + fn);

      BitstreamFormat bf = BitstreamFormat.findByMIMEType(context, deposit.getContentType());
      if (bf != null) {
        bs.setFormat(bf);
      }

      // to do the updates, we need to ignore authorisation in the context
      boolean ignoreAuth = context.ignoreAuthorization();
      context.setIgnoreAuthorization(true);

      bs.update();
      original.update();
      item.update();

      // reset the ignore authorisation
      context.setIgnoreAuthorization(ignoreAuth);

      DepositResult result = new DepositResult();
      result.setHandle(urlManager.getBitstreamUrl(bs));
      result.setTreatment(this.getTreatment());
      result.setBitstream(bs);

      return result;
    } catch (SQLException e) {
      throw new DSpaceSWORDException(e);
    } catch (AuthorizeException e) {
      throw new DSpaceSWORDException(e);
    } catch (IOException e) {
      throw new DSpaceSWORDException(e);
    }
  }