01: /*
02: * This file is part of PFIXCORE.
03: *
04: * PFIXCORE is free software; you can redistribute it and/or modify
05: * it under the terms of the GNU Lesser General Public License as published by
06: * the Free Software Foundation; either version 2 of the License, or
07: * (at your option) any later version.
08: *
09: * PFIXCORE is distributed in the hope that it will be useful,
10: * but WITHOUT ANY WARRANTY; without even the implied warranty of
11: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12: * GNU Lesser General Public License for more details.
13: *
14: * You should have received a copy of the GNU Lesser General Public License
15: * along with PFIXCORE; if not, write to the Free Software
16: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17: *
18: */
19:
20: package de.schlund.pfixcore.webservice.json;
21:
22: import java.util.ArrayList;
23: import java.util.Iterator;
24: import java.util.List;
25:
26: public class JSONArray implements JSONValue {
27:
28: final static char LSB = '[';
29: final static char RSB = ']';
30: final static char COM = ',';
31:
32: List<Object> values;
33:
34: public void add(Object value) {
35: if (values == null)
36: values = new ArrayList<Object>();
37: values.add(value);
38: }
39:
40: public int size() {
41: if (values == null)
42: return 0;
43: return values.size();
44: }
45:
46: public Object get(int index) {
47: if (values == null)
48: throw new IllegalArgumentException(
49: "Can't get element from empty array.");
50: return values.get(index);
51: }
52:
53: public String toJSONString() {
54: StringBuffer sb = new StringBuffer();
55: sb.append(LSB);
56: if (values != null) {
57: Iterator<Object> it = values.iterator();
58: if (it.hasNext())
59: sb.append(ParserUtils.javaToJson(it.next()));
60: while (it.hasNext()) {
61: sb.append(COM);
62: sb.append(ParserUtils.javaToJson(it.next()));
63: }
64: }
65: sb.append(RSB);
66: return sb.toString();
67: }
68:
69: }
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