Java 类javax.mail.internet.ContentDisposition 实例源码

private static String fromContentDisposition ( final String field )
{
    if ( field == null || field.isEmpty () )
    {
        return null;
    }

    try
    {
        final ContentDisposition cd = new ContentDisposition ( field );
        return cd.getParameter ( "filename" );
    }
    catch ( final ParseException e )
    {
        return null;
    }
}

private static String fromContentDisposition ( final String field )
{
    if ( field == null || field.isEmpty () )
    {
        return null;
    }

    try
    {
        final ContentDisposition cd = new ContentDisposition ( field );
        return cd.getParameter ( "filename" );
    }
    catch ( final ParseException e )
    {
        return null;
    }
}

@Override
public boolean isAttachment() {
    boolean result = false;

    String dispositionString = conn.getHeaderField(HEADER_CONTENT_DISPOSITION);
    if (dispositionString != null) {
        try {
            ContentDisposition disposition = new ContentDisposition(dispositionString);

            result = disposition.getDisposition().equals(DISPOSITION_ATTACHMENT);
        } catch (ParseException e) {
        }
    }

    return result;
}

/**
 * Extract the form name from the Content-Disposition in a
 * multipart/form-data request.
 */
public static String getFieldName(BodyPart part) throws MessagingException {
  String[] values = part.getHeader("Content-Disposition");
  String name = null;
  if (values != null && values.length > 0) {
    name = new ContentDisposition(values[0]).getParameter("name");
  }
  return (name != null) ? name : "unknown";
}

public MultipartWrapper(HttpServletRequest request, String enc) throws IOException, IllegalArgumentException {
  super(request);

  if(null != enc) {
    encoding = enc;
    "".getBytes(enc);
  }

  Logger.debug("MultipartWrapper: parsing input data ...");
  InputStreamDataSource ds = new InputStreamDataSource(new BufferedInputStream(request.getInputStream()), request.getContentType());
  try {
    multipart = new MimeMultipart(ds);
    params = new Hashtable(request.getParameterMap());

    int count = multipart.getCount();
    for (int i = 0; i < count; i++) {
      MimeBodyPart body = (MimeBodyPart) multipart.getBodyPart(i);
      ContentDisposition disp = new ContentDisposition(body.getHeader("content-disposition", null));
      String name = disp.getParameter("name");
      if (body.getContentType().startsWith("text/plain")) {
        String value = new String(((String) body.getContent()).getBytes("iso-8859-1"), encoding);
        String[] values = (String[]) params.get(name);
        if (null == values) {
          params.put(name, new String[]{value});
        } else {
          String[] tmp = new String[values.length + 1];
          System.arraycopy(values, 0, tmp, 0, values.length);
          tmp[tmp.length - 1] = value;
          params.put(name, tmp);
        }
      }
      files.put(name, body);
    }
  } catch (MessagingException e) {
    Logger.warn("Error parsing request (not multipart/form-data)", e);
    throw new IllegalArgumentException("Error parsing request (not multipart/form-data?)");
  }
  Logger.debug("MultipartWrapper: finished parsing input data ...");
}

private static String GetHttpResponseFileName(HttpResponse webResponse) throws ParseException {
    Header[] dispositions = webResponse.getHeaders("Content-Disposition");
    if (dispositions == null || dispositions.length == 0)
        return null;
    return new ContentDisposition(dispositions[0].getValue()).getParameter("filename");
}