org.apache.james.mime4j.dom.BinaryBody Java Examples

@Override
public boolean isEligible(BodyPart attachment) {
    // extension check
    final String filename = attachment.getFilename();
    String ext = "";
    int idx = filename.lastIndexOf('.');
    if (idx > -1) {
        ext = filename.substring(idx + 1);
    }
    if (eligibleExtensions != null && !eligibleExtensions.contains(ext)) {
        return false;
    }
    
    // size check
    final Body body = attachment.getBody();
    try {
        if (
                body instanceof BinaryBody 
                && IOUtils.toByteArray(((BinaryBody) body).getInputStream()).length > maxSize
                || 
                body instanceof TextBody
                && IOUtils.toByteArray(((TextBody) body).getInputStream()).length > maxSize ) {
            return false;
        }
    } catch (IOException e) {
        return false;
    }

    // true, if nothing wrong
    return true;
}
 

private void assertSaveMessageWithAttachments(Message msg, int num) throws IOException {
    store.save(msg);

    List<BodyPart> attList = new LinkedList<BodyPart>();
    MessageStoreImpl.recursiveMultipartProcessing((Multipart) msg.getBody(), new StringBuilder(), new StringBuilder(), false, attList); 
    @SuppressWarnings("unchecked")
    Queue<BodyPart> attachmentsMsg = (Queue<BodyPart>) attList;
    assertTrue("No attachments found", attachmentsMsg.size() > 0);
    assertEquals("", num, attachmentsMsg.size());
    
    final Resource r = resolver.getResource(getResourcePath(msg, store));
    assertNotNull("Expecting non-null Resource", r);
    for (Resource aRes : r.getChildren()) {
        final ModifiableValueMap aMap = aRes.adaptTo(ModifiableValueMap.class);
        BodyPart aMsg = attachmentsMsg.poll();
        assertNotNull("JCR contains more attachments", aMsg);

        for (Field f : aMsg.getHeader().getFields()) {
            String name = f.getName();
            assertEquals("Field "+name+" is different", (aMap.get(name, String.class)), f.getBody());
        }
        
        if (aMsg.getBody() instanceof TextBody) {
            assertEquals("Content is not the same", MessageStoreImpl.getTextPart(aMsg), aMap.get(CONTENT, String.class));
        } else if (aMsg.getBody() instanceof BinaryBody) {
            assertEquals("Content is not the same", getBinPart(aMsg), aMap.get(CONTENT, String.class));
        } else {
            fail("Unknown type of attachment body");
        }
    }
    assertEquals("Message contains more attachments", attachmentsMsg.poll(), null);
}
 

/** Process a single body part */
private boolean processBody(JCas jCas, Body body, String sourceUri) throws IOException {
  if (body instanceof TextBody) {
    // Process plain text body
    processTextBody(jCas, (TextBody) body);

    // Add fields from parent
    for (Field f : body.getParent().getHeader().getFields()) {
      addMetadata(jCas, f.getName(), f.getBody());
    }

    // Set up document annotation - this is done by the content extractor in other cases
    DocumentAnnotation doc = UimaSupport.getDocumentAnnotation(jCas);
    doc.setSourceUri(sourceUri);
    doc.setTimestamp(System.currentTimeMillis());
  } else if (body instanceof BinaryBody) {
    processBinaryBody(jCas, (BinaryBody) body, sourceUri);
  } else if (body instanceof Multipart) {
    // Multipart message, so recurse
    Multipart mp = (Multipart) body;
    return processMultipart(jCas, mp, sourceUri);
  } else {
    // No body processed
    return false;
  }

  return true;
}
 

private void save(ResourceResolver resolver, Message msg) throws IOException, LoginException {
    // apply message processors
    for(MessageProcessor processor : getSortedMessageProcessors()) {
        logger.debug("Calling {}", processor);
        processor.processMessage(msg);
    }

    // into path: archive/domain/list/thread/message
    final Map<String, Object> msgProps = new HashMap<String, Object>();
    final List<BodyPart> attachments = new ArrayList<BodyPart>(); 

    msgProps.put(resourceTypeKey, MailArchiveServerConstants.MESSAGE_RT);

    StringBuilder plainBody = new StringBuilder();
    StringBuilder htmlBody = new StringBuilder();
    Boolean hasBody = false;

    if (!msg.isMultipart()) {
        plainBody = new StringBuilder(getTextPart(msg)); 
    } else {
        Multipart multipart = (Multipart) msg.getBody();
        recursiveMultipartProcessing(multipart, plainBody, htmlBody, hasBody, attachments);
    }

    msgProps.put(PLAIN_BODY, plainBody.toString().replaceAll("\r\n", "\n"));
    if (htmlBody.length() > 0) {
        msgProps.put(HTML_BODY, htmlBody.toString());
    }

    msgProps.putAll(getMessagePropertiesFromHeader(msg.getHeader()));
    
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    new DefaultMessageWriter().writeHeader(msg.getHeader(), baos);
    String origHdr = baos.toString(MailArchiveServerConstants.DEFAULT_ENCODER.charset().name());
    msgProps.put(X_ORIGINAL_HEADER, origHdr);
    
    final Header hdr = msg.getHeader();
    final String listIdRaw = hdr.getField(LIST_ID).getBody();
    final String listId = listIdRaw.substring(1, listIdRaw.length()-1); // remove < and >

    final String list = getListNodeName(listId);
    final String domain = getDomainNodeName(listId);
    final String subject = (String) msgProps.get(SUBJECT);
    final String threadPath = threadKeyGen.getThreadKey(subject);
    final String threadName = removeRe(subject);

    Resource parentResource = assertEachNode(resolver, archivePath, domain, list, threadPath, threadName);

    String msgNodeName = makeJcrFriendly((String) msgProps.get(NAME));
    boolean isMsgNodeCreated = assertResource(resolver, parentResource, msgNodeName, msgProps);
    if (isMsgNodeCreated) {
        Resource msgResource = resolver.getResource(parentResource, msgNodeName);
        for (BodyPart att : attachments) {
            if (!attachmentFilter.isEligible(att)) {
                continue;
            }
            final Map<String, Object> attProps = new HashMap<String, Object>();
            parseHeaderToProps(att.getHeader(), attProps);
            Body body = att.getBody();
            if (body instanceof BinaryBody) {
                attProps.put(CONTENT, ((BinaryBody) body).getInputStream());
            } else if (body instanceof TextBody) {
                attProps.put(CONTENT, ((TextBody) body).getInputStream());
            }

            String attNodeName = Text.escapeIllegalJcrChars(att.getFilename());
            assertResource(resolver, msgResource, attNodeName, attProps);
        }

        updateThread(resolver, parentResource, msgProps);
    }
}
 

private String getBinPart(Entity part) throws IOException {
    BinaryBody bb = (BinaryBody) part.getBody();
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bb.writeTo(baos);
    return new String(baos.toByteArray());
}
 

/** Process body of message as an attachment */
private void processBinaryBody(JCas jCas, BinaryBody binaryBody, String sourceUrl)
    throws IOException {
  extractContent(binaryBody.getInputStream(), sourceUrl, jCas);
}
 

private BodyPart originalMessageBodyPart() {
    BinaryBody body = new MessageContentBody(originalMail.mailData);
    BodyPart result = new BodyPart();
    result.setBody(body, "message/rfc822");
    return result;
}