private void startTag(String aPrefix, String aName, XmlPullParser aParser) throws Exception {
   if ("entry".equals(aName)) {
     tweets.addTweet(currentTweet = new Tweet());
   } else if ("published".equals(aName)) {
     aParser.next();
     currentTweet.setPublished(dateFormat.parse(aParser.getText()));
   } else if (("title".equals(aName)) && (currentTweet != null)) {
     aParser.next();
     currentTweet.setTitle(aParser.getText());
   } else if ("content".equals(aName)) {
     Content _c = new Content();
     _c.setType(aParser.getAttributeValue(null, "type"));
     aParser.next();
     _c.setValue(aParser.getText());
     currentTweet.setContent(_c);
   } else if ("lang".equals(aName)) {
     aParser.next();
     currentTweet.setLanguage(aParser.getText());
   } else if ("author".equals(aName)) {
     currentTweet.setAuthor(currentAuthor = new Author());
   } else if ("name".equals(aName)) {
     aParser.next();
     currentAuthor.setName(aParser.getText());
   } else if ("uri".equals(aName)) {
     aParser.next();
     currentAuthor.setUri(aParser.getText());
   }
 }