Source code: org/w3c/flute/parser/SelectorListImpl.java
1 /*
2 * Copyright (c) 1999 World Wide Web Consortium,
3 * (Massachusetts Institute of Technology, Institut National de
4 * Recherche en Informatique et en Automatique, Keio University). All
5 * Rights Reserved. This program is distributed under the W3C's Software
6 * Intellectual Property License. This program is distributed in the
7 * hope that it will be useful, but WITHOUT ANY WARRANTY; without even
8 * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
9 * PURPOSE.
10 * See W3C License http://www.w3.org/Consortium/Legal/ for more details.
11 *
12 * $Id: SelectorListImpl.java,v 1.1 2000/08/07 01:16:21 plehegar Exp $
13 */
14 package org.w3c.flute.parser;
15
16 import org.w3c.css.sac.SelectorList;
17 import org.w3c.css.sac.Selector;
18
19 /**
20 * @version $Revision: 1.1 $
21 * @author Philippe Le Hegaret
22 */
23 class SelectorListImpl implements SelectorList {
24
25 Selector[] selectors = new Selector[5];
26 int current;
27
28 public Selector item(int index) {
29 if ((index < 0) || (index >= current)) {
30 return null;
31 }
32 return selectors[index];
33 }
34
35 public Selector itemSelector(int index) {
36 if ((index < 0) || (index >= current)) {
37 return null;
38 }
39 return selectors[index];
40 }
41
42 public int getLength() {
43 return current;
44 }
45
46 void addSelector(Selector selector) {
47 if (current == selectors.length) {
48 Selector[] old = selectors;
49 selectors = new Selector[old.length + old.length];
50 System.arraycopy(old, 0, selectors, 0, old.length);
51 }
52 selectors[current++] = selector;
53 }
54 }