Example usage for java.net FileNameMap getContentTypeFor

Introduction

In this page you can find the example usage for java.net FileNameMap getContentTypeFor.

Prototype

public String getContentTypeFor(String fileName);

Source Link

Document

Gets the MIME type for the specified file name.

Usage

From source file:org.etudes.jforum.view.admin.ImportExportAction.java

/**
 * process attachments/*w  w w  . ja va2s  . c  o  m*/
 * 
 * @param eleRes
 * @param forum
 * @param document
 * @param unZippedDirPath
 * @param postId
 * @throws Exception
 */
/*private void processAttachments(Element eleRes, Forum forum, Document document, String unZippedDirPath, int postId) throws Exception
{
   int total_files = 0;
        
   long totalSize = 0;
   int userId = SessionFacade.getUserSession().getUserId();
   AttachmentDAO am = DataAccessDriver.getInstance().newAttachmentDAO();
   Map extensions = am.extensionsForSecurity();
   // resource elements - <file>
   List resElements = eleRes.elements();
   Attribute resHrefAttr = eleRes.attribute("href");
   for (Iterator iter = resElements.iterator(); iter.hasNext();)
   {
 Element element = (Element) iter.next();
 if (element.getQualifiedName().equalsIgnoreCase("file"))
 {
    Attribute hrefAttr = element.attribute("href");
    // if (total_files >= SystemGlobals.getIntValue(ConfigKeys.ATTACHMENTS_MAX_POST))
    if (total_files >= SakaiSystemGlobals.getIntValue(ConfigKeys.ATTACHMENTS_MAX_POST))
    {
       if (logger.isWarnEnabled())
          logger.warn("Total number of files attached exceeding maximum " + "allowed.... for site : "
                + ToolManager.getCurrentPlacement().getContext() + " - and for forum : " + forum.getName());
       return;
    }
    String fileext = hrefAttr.getValue().trim().substring(hrefAttr.getValue().trim().lastIndexOf('.') + 1);
    // if (!fileext.equalsIgnoreCase("html")){
    if (!hrefAttr.getValue().trim().equalsIgnoreCase(resHrefAttr.getValue().trim()))
    {
       // create as attachment
       try
       {
          // if (logger.isDebugEnabled())
          // logger.debug("extensions.entrySet() : "+
          // extensions.entrySet());
          // Check if the extension is allowed
          if (extensions.containsKey(fileext))
          {
             if (!((Boolean) extensions.get(fileext)).booleanValue())
             {
                throw new BadExtensionException(I18n.getMessage("Attachments.badExtension", new String[] { fileext }));
             }
          }
          else
          {
             if (logger.isWarnEnabled())
                logger.warn("site - " + ToolManager.getCurrentPlacement().getContext() + " - Attachment with this extension '"
                      + fileext + "' is not allowed ");
             continue;
          }
       }
       catch (BadExtensionException e)
       {
          if (logger.isWarnEnabled())
             logger.warn("site - " + ToolManager.getCurrentPlacement().getContext() + " - " + e.toString());
          continue;
       }
       Attachment a = new Attachment();
       a.setUserId(userId);
        
       AttachmentInfo info = new AttachmentInfo();
       File attachmentFile = new File(unZippedDirPath + File.separator + hrefAttr.getValue());
       if (!attachmentFile.exists())
       {
          if (logger.isErrorEnabled())
             logger.error("Error while import for site - " + ToolManager.getCurrentPlacement().getContext() + " - Attachment : "
                   + attachmentFile.getAbsolutePath() + " doesn't exist.");
          continue;
       }
        
       try
       {
          // Check for total attachments size limit
          // long quotaSize = SystemGlobals.getIntValue(ConfigKeys.ATTACHMENTS_QUOTA_LIMIT) * 1024 * 1024;
          long quotaSize = SakaiSystemGlobals.getIntValue(ConfigKeys.ATTACHMENTS_QUOTA_LIMIT) * 1024 * 1024;
          totalSize = totalSize + attachmentFile.length();
          if (quotaSize < totalSize)
          {
             throw new AttachmentSizeTooBigException(I18n.getMessage("Attachments.tooBig", new Integer[] {
                   new Integer((int) quotaSize / 1024), new Integer((int) totalSize / 1024) }));
          }
       }
       catch (AttachmentSizeTooBigException e)
       {
          if (logger.isWarnEnabled())
             logger.warn("site - " + ToolManager.getCurrentPlacement().getContext() + " - " + e.toString());
          break;
       }
        
       info.setFilesize(attachmentFile.length());
       info.setComment("");
       info.setMimetype("");
       // description
       List genElements = element.selectNodes("./imsmd:lom/imsmd:general");
       if (genElements != null && genElements.size() > 0)
       {
          Element generalElement = (Element) genElements.get(0);
          Element descElement = generalElement.element("description");
          String description = descElement.selectSingleNode(".//imsmd:langstring").getText();
          if (description != null)
             info.setComment(description.trim());
       }
        
       String filename = null;
       String hrefVal = hrefAttr.getValue().trim();
       if (hrefVal.lastIndexOf('/') != -1)
          filename = hrefVal.substring(hrefVal.lastIndexOf('/') + 1);
       else if (hrefVal.lastIndexOf('\\') != -1)
          filename = hrefVal.substring(hrefVal.lastIndexOf('\\') + 1);
        
       if (filename.startsWith("post_"))
          filename = filename.substring(filename.indexOf("_", 5) + 1);
        
       info.setRealFilename(filename);
       info.setUploadTimeInMillis(System.currentTimeMillis());
        
       AttachmentExtension ext = am.selectExtension(fileext);
        
       info.setExtension(ext);
       String savePath = makeStoreFilename(info);
       info.setPhysicalFilename(savePath);
       a.setInfo(info);
       a.setPostId(postId);
       // String path = SystemGlobals.getValue(ConfigKeys.ATTACHMENTS_STORE_DIR) + "/" + a.getInfo().getPhysicalFilename();
       String path = SakaiSystemGlobals.getValue(ConfigKeys.ATTACHMENTS_STORE_DIR) + "/" + a.getInfo().getPhysicalFilename();
       am.addAttachment(a);
        
       saveAttachmentFile(path, attachmentFile);
        
       total_files++;
    }
 }
   }
}*/

protected void processAttachments(Element eleRes, Document document, String unZippedDirPath,
        org.etudes.api.app.jforum.Post post, JForumPostService jforumPostService) throws Exception {
    // resource elements - <file>
    List resElements = eleRes.elements();
    Attribute resHrefAttr = eleRes.attribute("href");
    for (Iterator iter = resElements.iterator(); iter.hasNext();) {
        Element element = (Element) iter.next();
        if (element.getQualifiedName().equalsIgnoreCase("file")) {
            Attribute hrefAttr = element.attribute("href");

            String fileext = hrefAttr.getValue().trim()
                    .substring(hrefAttr.getValue().trim().lastIndexOf('.') + 1);

            if (!hrefAttr.getValue().trim().equalsIgnoreCase(resHrefAttr.getValue().trim())) {
                File attachmentFile = new File(unZippedDirPath + File.separator + hrefAttr.getValue());
                if (!attachmentFile.exists()) {
                    if (logger.isErrorEnabled()) {
                        logger.error("Error while import for site - "
                                + ToolManager.getCurrentPlacement().getContext() + " - Attachment : "
                                + attachmentFile.getAbsolutePath() + " doesn't exist.");
                    }
                    continue;
                }

                // String fileName = null;
                String contentType = null;
                String comments = null;
                byte[] fileContent = null;

                // description
                List genElements = element.selectNodes("./imsmd:lom/imsmd:general");
                if (genElements != null && genElements.size() > 0) {
                    Element generalElement = (Element) genElements.get(0);
                    Element descElement = generalElement.element("description");
                    String description = descElement.selectSingleNode(".//imsmd:langstring").getText();
                    if (description != null) {
                        comments = description.trim();
                    }
                }

                String fileName = null;
                String hrefVal = hrefAttr.getValue().trim();
                if (hrefVal.lastIndexOf('/') != -1)
                    fileName = hrefVal.substring(hrefVal.lastIndexOf('/') + 1);
                else if (hrefVal.lastIndexOf('\\') != -1)
                    fileName = hrefVal.substring(hrefVal.lastIndexOf('\\') + 1);

                if (fileName.startsWith("post_"))
                    fileName = fileName.substring(fileName.indexOf("_", 5) + 1);

                //contentType = new MimetypesFileTypeMap().getContentType(attachmentFile);
                FileNameMap fileNameMap = URLConnection.getFileNameMap();
                contentType = fileNameMap.getContentTypeFor(fileName);

                fileContent = getBytesFromFile(attachmentFile);

                org.etudes.api.app.jforum.Attachment attachment = jforumPostService.newAttachment(fileName,
                        contentType, comments, fileContent);
                if (attachment != null) {
                    post.getAttachments().add(attachment);
                    post.setHasAttachments(true);
                }
            }
        }
    }
}

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