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.geonet.kernel.harvest.harvester;
25:
26: import java.util.HashMap;
27: import java.util.List;
28: import jeeves.resources.dbms.Dbms;
29: import org.jdom.Element;
30:
31: //=============================================================================
32:
33: /** Create a mapping (remote URI) -> (local ID / change date). Retrieves all
34: * metadata of a given harvest uuid and puts them into an hashmap.
35: */
36:
37: public class UriMapper {
38: private HashMap<String, String> hmUriDate = new HashMap<String, String>();
39: private HashMap<String, String> hmUriId = new HashMap<String, String>();
40:
41: //--------------------------------------------------------------------------
42: //---
43: //--- Constructor
44: //---
45: //--------------------------------------------------------------------------
46:
47: public UriMapper(Dbms dbms, String harvestUuid) throws Exception {
48: String query = "SELECT id, harvestUri, changeDate FROM Metadata WHERE harvestUuid=?";
49:
50: List idsList = dbms.select(query, harvestUuid).getChildren();
51:
52: for (int i = 0; i < idsList.size(); i++) {
53: Element record = (Element) idsList.get(i);
54:
55: String id = record.getChildText("id");
56: String uri = record.getChildText("harvesturi");
57: String date = record.getChildText("changedate");
58:
59: hmUriDate.put(uri, date);
60: hmUriId.put(uri, id);
61: }
62: }
63:
64: //--------------------------------------------------------------------------
65: //---
66: //--- API methods
67: //---
68: //--------------------------------------------------------------------------
69:
70: public String getChangeDate(String uri) {
71: return hmUriDate.get(uri);
72: }
73:
74: //--------------------------------------------------------------------------
75:
76: public String getID(String uri) {
77: return hmUriId.get(uri);
78: }
79:
80: //--------------------------------------------------------------------------
81:
82: public Iterable<String> getUris() {
83: return hmUriDate.keySet();
84: }
85: }
86:
87: //=============================================================================
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