/** Print the Event to the console. */
public EventResult handleEvent(Tweet event) {
System.out.println(
String.format("[%s] => %s", event.getUser().getAccountName(), event.getMessage()));
return EventResult.Handled;
}
public static void obfuscateUserNames(Tweet tweet) {
String message = tweet.getMessage();
for (User mention : tweet.getMentioned()) {
mention.setUserId(mention.getAccountName().hashCode());
message =
message.replace(mention.getAccountName(), String.format("@%s", mention.getUserId()));
mention.setAccountName("omitted");
}
tweet.setMessage(message);
}
public static User[] extractMentions(Tweet tweet) {
ArrayList<User> users = new ArrayList<User>();
String text = tweet.getMessage();
int mentionStart = -1;
int count = -1;
StringBuilder sb = null;
for (char c : text.toCharArray()) {
count++;
if (c == '@') {
mentionStart = count;
sb = new StringBuilder();
}
if (!Character.isLetterOrDigit(c) && c != '@') {
mentionStart = -1;
if (sb != null) {
User user = new User();
user.setAccountName(sb.toString());
users.add(user);
sb = null;
}
}
if (mentionStart != -1) {
sb.append(c);
}
}
return users.toArray(new User[] {});
}
