public final void save() {
   //		System.out.println("Content: save: Info=" + info.toString() + " Data=" + this.toString() + "
   // Data.Data=" + data.toString());
   XmlWriter xml = new XmlWriter();
   xml.openTag("content");
   saveContent(xml);
   xml.openTag("info");
   info.save(xml);
   xml.closeTag();
   xml.closeTag();
   try {
     IFolder folder = data.getFolder();
     ResourceUtil.createFolderAndParents(folder);
     IFile file = folder.getFile("content.xml");
     ByteArrayInputStream stream = new ByteArrayInputStream(xml.getXML().getBytes());
     if (!file.exists()) file.create(stream, true, null);
     else file.setContents(stream, 0, null);
   } catch (Throwable t) {
     if (Log.error(this)) Log.error(this, "Unable to save data content", t);
   }
 }