1 package us.codecraft.webmagic;
2
3 /**
4 * Listener of Spider on page processing. Used for monitor and such on.
5 *
6 * @author code4crafer@gmail.com
7 * @since 0.5.0
8 */
9 public interface SpiderListener {
10
11 void onSuccess(Request request);
12
13 /**
14 * @deprecated Use {@link #onError(Request, Exception)} instead.
15 */
16 @Deprecated
17 default void onError(Request request) {
18 }
19
20 default void onError(Request request, Exception e) {
21 this.onError(request);
22 }
23
24 }