01: //=============================================================================
02: //=== Copyright (C) 2001-2007 Food and Agriculture Organization of the
03: //=== United Nations (FAO-UN), United Nations World Food Programme (WFP)
04: //=== and United Nations Environment Programme (UNEP)
05: //===
06: //=== This program is free software; you can redistribute it and/or modify
07: //=== it under the terms of the GNU General Public License as published by
08: //=== the Free Software Foundation; either version 2 of the License, or (at
09: //=== your option) any later version.
10: //===
11: //=== This program is distributed in the hope that it will be useful, but
12: //=== WITHOUT ANY WARRANTY; without even the implied warranty of
13: //=== MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: //=== General Public License for more details.
15: //===
16: //=== You should have received a copy of the GNU General Public License
17: //=== along with this program; if not, write to the Free Software
18: //=== Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19: //===
20: //=== Contact: Jeroen Ticheler - FAO - Viale delle Terme di Caracalla 2,
21: //=== Rome - Italy. email: geonetwork@osgeo.org
22: //==============================================================================
23:
24: package org.fao.oaipmh.util;
25:
26: import java.util.Map;
27: import org.fao.geonet.util.ISODate;
28: import org.fao.oaipmh.OaiPmh;
29: import org.jdom.Element;
30:
31: //=============================================================================
32:
33: public class Lib {
34: //---------------------------------------------------------------------------
35: //---
36: //--- API methods
37: //---
38: //---------------------------------------------------------------------------
39:
40: public static Element createOaiRoot() {
41: Element root = new Element(OaiPmh.ROOT_NAME,
42: OaiPmh.Namespaces.OAI_PMH);
43: root.setAttribute("schemaLocation", OaiPmh.SCHEMA_LOCATION,
44: OaiPmh.Namespaces.XSI);
45:
46: Element date = new Element("responseDate",
47: OaiPmh.Namespaces.OAI_PMH).setText(new ISODate()
48: .toString()
49: + "Z");
50:
51: root.addContent(date);
52:
53: return root;
54: }
55:
56: //---------------------------------------------------------------------------
57:
58: public static Element createOaiRoot(String url,
59: Map<String, String> params, Element response) {
60: Element root = Lib.createOaiRoot();
61: Element req = new Element("request", OaiPmh.Namespaces.OAI_PMH)
62: .setText(url);
63:
64: //--- if there is no verb, there are no params
65:
66: if (params != null)
67: for (String key : params.keySet())
68: req.setAttribute(key, params.get(key));
69:
70: root.addContent(req);
71: root.addContent(response);
72:
73: return root;
74: }
75:
76: //---------------------------------------------------------------------------
77:
78: public static void add(Element parent, String name, String value) {
79: parent.addContent(new Element(name, OaiPmh.Namespaces.OAI_PMH)
80: .setText(value));
81: }
82:
83: //---------------------------------------------------------------------------
84: /** Checks if the response has a valid OAI-PMH root node */
85:
86: public static boolean isRootValid(Element response) {
87: if (!response.getName().equals(OaiPmh.ROOT_NAME))
88: return false;
89:
90: if (!response.getNamespace().equals(OaiPmh.Namespaces.OAI_PMH))
91: return false;
92:
93: return true;
94: }
95: }
96:
97: //=============================================================================
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