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.services.metadata;
25:
26: import jeeves.interfaces.Service;
27: import jeeves.server.ServiceConfig;
28: import jeeves.server.UserSession;
29: import jeeves.server.context.ServiceContext;
30: import org.fao.geonet.GeonetContext;
31: import org.fao.geonet.constants.Geonet;
32: import org.fao.geonet.kernel.search.MetaSearcher;
33: import org.fao.geonet.kernel.search.SearchManager;
34: import org.jdom.Element;
35:
36: //=============================================================================
37:
38: /** Search for unused metadata to allow the possibility to view/remove them
39: */
40:
41: public class SearchUnused implements Service {
42: //--------------------------------------------------------------------------
43: //---
44: //--- Init
45: //---
46: //--------------------------------------------------------------------------
47:
48: public void init(String appPath, ServiceConfig config)
49: throws Exception {
50: }
51:
52: //--------------------------------------------------------------------------
53: //---
54: //--- Service
55: //---
56: //--------------------------------------------------------------------------
57:
58: public Element exec(Element params, ServiceContext context)
59: throws Exception {
60: GeonetContext gc = (GeonetContext) context
61: .getHandlerContext(Geonet.CONTEXT_NAME);
62:
63: SearchManager searchMan = gc.getSearchmanager();
64:
65: // possibly close old searcher
66: UserSession session = context.getUserSession();
67: MetaSearcher oldSearcher = (MetaSearcher) session
68: .getProperty(Geonet.Session.SEARCH_RESULT);
69:
70: if (oldSearcher != null)
71: oldSearcher.close();
72:
73: // perform the search and save search result into session
74:
75: context.info("Creating UnusedSearcher");
76:
77: MetaSearcher searcher = searchMan.newSearcher(
78: SearchManager.UNUSED, Geonet.File.SEARCH_LUCENE);
79:
80: searcher.search(context, params, null);
81: session.setProperty(Geonet.Session.SEARCH_RESULT, searcher);
82:
83: context.info("Getting unused summary");
84:
85: return searcher.getSummary();
86: }
87: }
88:
89: //=============================================================================
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