private void doit() {
DataFlavor xfer_flavors[];
Object content = null;
// now let's create a DataHandler
dh = new DataHandler(fds);
dh.setCommandMap(cmdMap);
System.out.println("DCHTest2: DataHandler created");
// get the dataflavors
xfer_flavors = dh.getTransferDataFlavors();
System.out.println(
"DCHTest2: dh.getTransferDF returned " + xfer_flavors.length + " data flavors.");
// get the content:
try {
content = dh.getContent();
} catch (Exception e) {
e.printStackTrace();
}
if (content == null) System.out.println("DCHTest2: no content to be had!!!");
else
System.out.println(
"DCHTest2: got content of the following type: " + content.getClass().getName());
}
public DHResponse echoDataHandler(DHRequest request) {
this.ensureInit();
DataHandler dataHandler = request.getDataHandler();
try {
if (!dataHandler.getContentType().equals("text/plain")) {
throw new WebServiceException("Wrong content type");
}
if (!dataHandler.getContent().equals("some string")) {
throw new WebServiceException("Wrong data");
}
} catch (IOException e) {
throw new WebServiceException(e);
}
DataHandler responseData = new DataHandler("Server data", "text/plain");
return new DHResponse(responseData);
}
/**
* Updates the headers of this part, based on the content.
*
* @exception IllegalWriteException if the underlying implementation does not support modification
* @exception IllegalStateException if this body part is obtained from a READ_ONLY folder
*/
protected void updateHeaders() throws MessagingException {
if (getDataHandler() != null) {
try {
String contentType = dh.getContentType();
ContentType ct = new ContentType(contentType);
if (ct.match("multipart/*")) {
MimeMultipart mmp = (MimeMultipart) dh.getContent();
mmp.updateHeaders();
} else if (ct.match("message/rfc822")) {
} else {
// Update Content-Transfer-Encoding
if (getHeader(CONTENT_TRANSFER_ENCODING_NAME) == null) {
setHeader(CONTENT_TRANSFER_ENCODING_NAME, MimeUtility.getEncoding(dh));
}
}
// Update Content-Type if nonexistent,
// and Content-Type "name" with Content-Disposition "filename"
// parameter(see setFilename())
if (getHeader(CONTENT_TYPE_NAME) == null) {
String disposition = getHeader(CONTENT_DISPOSITION_NAME, null);
if (disposition != null) {
ContentDisposition cd = new ContentDisposition(disposition);
String filename = cd.getParameter("filename");
if (filename != null) {
ct.setParameter("name", filename);
contentType = ct.toString();
}
}
setHeader(CONTENT_TYPE_NAME, contentType);
}
} catch (IOException e) {
throw new MessagingException("I/O error", e);
}
}
}
@Override
public Object unmarshal(Exchange exchange, InputStream stream)
throws IOException, MessagingException {
MimeBodyPart mimeMessage;
String contentType;
Message camelMessage;
Object content = null;
if (headersInline) {
mimeMessage = new MimeBodyPart(stream);
camelMessage = exchange.getOut();
MessageHelper.copyHeaders(exchange.getIn(), camelMessage, true);
contentType = mimeMessage.getHeader(CONTENT_TYPE, null);
// write the MIME headers not generated by javamail as Camel headers
Enumeration<?> headersEnum = mimeMessage.getNonMatchingHeaders(STANDARD_HEADERS);
while (headersEnum.hasMoreElements()) {
Object ho = headersEnum.nextElement();
if (ho instanceof Header) {
Header header = (Header) ho;
camelMessage.setHeader(header.getName(), header.getValue());
}
}
} else {
// check if this a multipart at all. Otherwise do nothing
contentType = exchange.getIn().getHeader(CONTENT_TYPE, String.class);
if (contentType == null) {
return stream;
}
try {
ContentType ct = new ContentType(contentType);
if (!ct.match("multipart/*")) {
return stream;
}
} catch (ParseException e) {
LOG.warn("Invalid Content-Type " + contentType + " ignored");
return stream;
}
camelMessage = exchange.getOut();
MessageHelper.copyHeaders(exchange.getIn(), camelMessage, true);
ByteArrayOutputStream bos = new ByteArrayOutputStream();
IOHelper.copyAndCloseInput(stream, bos);
InternetHeaders headers = new InternetHeaders();
extractHeader(CONTENT_TYPE, camelMessage, headers);
extractHeader(MIME_VERSION, camelMessage, headers);
mimeMessage = new MimeBodyPart(headers, bos.toByteArray());
bos.close();
}
DataHandler dh;
try {
dh = mimeMessage.getDataHandler();
if (dh != null) {
content = dh.getContent();
contentType = dh.getContentType();
}
} catch (MessagingException e) {
LOG.warn("cannot parse message, no unmarshalling done");
}
if (content instanceof MimeMultipart) {
MimeMultipart mp = (MimeMultipart) content;
content = mp.getBodyPart(0);
for (int i = 1; i < mp.getCount(); i++) {
BodyPart bp = mp.getBodyPart(i);
DefaultAttachment camelAttachment = new DefaultAttachment(bp.getDataHandler());
@SuppressWarnings("unchecked")
Enumeration<Header> headers = bp.getAllHeaders();
while (headers.hasMoreElements()) {
Header header = headers.nextElement();
camelAttachment.addHeader(header.getName(), header.getValue());
}
camelMessage.addAttachmentObject(getAttachmentKey(bp), camelAttachment);
}
}
if (content instanceof BodyPart) {
BodyPart bp = (BodyPart) content;
camelMessage.setBody(bp.getInputStream());
contentType = bp.getContentType();
if (contentType != null && !DEFAULT_CONTENT_TYPE.equals(contentType)) {
camelMessage.setHeader(CONTENT_TYPE, contentType);
ContentType ct = new ContentType(contentType);
String charset = ct.getParameter("charset");
if (charset != null) {
camelMessage.setHeader(Exchange.CONTENT_ENCODING, MimeUtility.javaCharset(charset));
}
}
} else {
// If we find no body part, try to leave the message alone
LOG.info("no MIME part found");
}
return camelMessage;
}
@Transformer
public String dataHandlerToObject(DataHandler source) throws IOException {
return (String) source.getContent();
}