| CacheResponseUtil.java |
1 /**
2 * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.util.servlet.filters;
24
25 import com.liferay.util.servlet.Header;
26 import com.liferay.util.servlet.ServletResponseUtil;
27
28 import java.io.IOException;
29
30 import java.util.List;
31 import java.util.Map;
32
33 import javax.servlet.http.HttpServletResponse;
34
35 /**
36 * <a href="CacheResponseUtil.java.html"><b><i>View Source</i></b></a>
37 *
38 * @author Alexander Chow
39 *
40 */
41 public class CacheResponseUtil {
42
43 public static void write(HttpServletResponse res, CacheResponseData data)
44 throws IOException {
45
46 Map<String, List<Header>> headers = data.getHeaders();
47
48 for (Map.Entry<String, List<Header>> entry : headers.entrySet()) {
49 String headerKey = entry.getKey();
50 List<Header> headerValues = entry.getValue();
51
52 for (int i = 0; i < headerValues.size(); i++) {
53 Header header = (Header)headerValues.get(i);
54
55 int type = header.getType();
56
57 if (type == Header.DATE_TYPE) {
58 res.addDateHeader(headerKey, header.getDateValue());
59 }
60 else if (type == Header.INTEGER_TYPE) {
61 res.addIntHeader(headerKey, header.getIntValue());
62 }
63 else if (type == Header.STRING_TYPE) {
64 res.addHeader(headerKey, header.getStringValue());
65 }
66 }
67 }
68
69 res.setContentType(data.getContentType());
70
71 ServletResponseUtil.write(res, data.getData());
72 }
73
74 }