01: /*
02: * argun 1.0
03: * Web 2.0 delivery framework
04: * Copyright (C) 2007 Hammurapi Group
05: *
06: * This program is free software; you can redistribute it and/or
07: * modify it under the terms of the GNU Lesser General Public
08: * License as published by the Free Software Foundation; either
09: * version 2 of the License, or (at your option) any later version.
10: *
11: * This program is distributed in the hope that it will be useful,
12: * but WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * Lesser General Public License for more details.
15: *
16: * You should have received a copy of the GNU Lesser General Public
17: * License along with this library; if not, write to the Free Software
18: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19: *
20: * URL: http://www.hammurapi.biz
21: * e-Mail: support@hammurapi.biz
22: */
23: package biz.hammurapi.web;
24:
25: import java.util.HashMap;
26: import java.util.Map;
27:
28: import javax.servlet.http.HttpServletRequest;
29:
30: import biz.hammurapi.config.Context;
31:
32: /**
33: * Wraps request parameters as context.
34: * @author Pavel Vlasov
35: *
36: * @version $Revision$
37: */
38: public class RequestParametersContext implements Context {
39: private HttpServletRequest request;
40: private Map override = new HashMap();
41:
42: public RequestParametersContext(final HttpServletRequest request) {
43: this .request = request;
44: }
45:
46: /**
47: * Allows to add/override values.
48: * @param key
49: * @param value
50: */
51: public void set(String key, Object value) {
52: override.put(key, value);
53: }
54:
55: public Object get(String name) {
56: if (override.containsKey(name)) {
57: return override.get(name);
58: }
59:
60: return request.getParameter(name);
61: }
62: }
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