1 package us.codecraft.webmagic.selector;
2
3 /**
4 * Object contains regex results.<br>
5 * For multi group result extension.<br>
6 *
7 * @author code4crafter@gmail.com <br>
8 * @since 0.1.0
9 */
10 class RegexResult {
11
12 private String[] groups;
13
14 public static final RegexResult EMPTY_RESULT = new RegexResult();
15
16 public RegexResult() {
17
18 }
19
20 public RegexResult(String[] groups) {
21 this.groups = groups;
22 }
23
24 public String get(int groupId) {
25 if (groups == null) {
26 return null;
27 }
28 return groups[groupId];
29 }
30
31 }