01: /*
02: * $Header: /export/home/cvsroot/MyPersonalizerRepository/MyPersonalizer/Subsystems/Admin/Sources/es/udc/mypersonalizer/admin/model/actions/cachedservicereply/RemoveCachedServiceRepliesAction.java,v 1.1.1.1 2004/03/25 12:08:39 fbellas Exp $
03: * $Revision: 1.1.1.1 $
04: * $Date: 2004/03/25 12:08:39 $
05: *
06: * =============================================================================
07: *
08: * Copyright (c) 2003, The MyPersonalizer Development Group
09: * (http://www.tic.udc.es/~fbellas/mypersonalizer/index.html) at
10: * University Of A Coruna
11: * All rights reserved.
12: *
13: * Redistribution and use in source and binary forms, with or without
14: * modification, are permitted provided that the following conditions are met:
15: *
16: * - Redistributions of source code must retain the above copyright notice,
17: * this list of conditions and the following disclaimer.
18: *
19: * - Redistributions in binary form must reproduce the above copyright notice,
20: * this list of conditions and the following disclaimer in the documentation
21: * and/or other materials provided with the distribution.
22: *
23: * - Neither the name of the University Of A Coruna nor the names of its
24: * contributors may be used to endorse or promote products derived from
25: * this software without specific prior written permission.
26: *
27: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
28: * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30: * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
31: * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37: * POSSIBILITY OF SUCH DAMAGE.
38: *
39: */
40:
41: package es.udc.mypersonalizer.admin.model.actions.cachedservicereply;
42:
43: import java.io.Serializable;
44: import java.util.Collection;
45: import java.util.Iterator;
46:
47: import es.udc.mypersonalizer.kernel.model.repository.interfaces.CachedServiceReplyAccessor;
48: import es.udc.mypersonalizer.kernel.model.repository.interfaces.RepositoryAccessorFactory;
49: import es.udc.mypersonalizer.kernel.util.exceptions.InternalErrorException;
50: import es.udc.mypersonalizer.kernel.model.actions.AbstractAction;
51:
52: /**
53: * Model action for removing cached service replies.
54: *
55: * @author Abel Iago Toral Quiroga
56: * @author Fernando Bellas
57: * @since 1.0
58: */
59: public class RemoveCachedServiceRepliesAction extends AbstractAction {
60:
61: /**
62: * Removes the cached reply for a given list of services.
63: *
64: * @param event is a <code>Collection</code> of service identifiers.
65: * @throws <code>InternalErrorException</code> if a severe error ocurred
66: * @return the number (<code>Integer</code>) of cached service replies
67: * that have been removed
68: */
69: public Serializable execute(Serializable event)
70: throws InternalErrorException {
71:
72: try {
73:
74: Collection serviceIdentifiers = (Collection) event;
75: Iterator iterator = serviceIdentifiers.iterator();
76: int removedReplies = 0;
77:
78: CachedServiceReplyAccessor cachedServiceReplyAccessor = RepositoryAccessorFactory
79: .getInstance().createCachedServiceReplyAccessor();
80:
81: while (iterator.hasNext()) {
82: String serviceIdentifier = (String) iterator.next();
83:
84: removedReplies = removedReplies
85: + cachedServiceReplyAccessor
86: .removeOldCachedServiceReplies(serviceIdentifier);
87:
88: }
89:
90: return new Integer(removedReplies);
91:
92: } catch (InternalErrorException e) {
93: throw e;
94: } catch (Exception e) {
95: throw new InternalErrorException(e);
96: }
97: }
98: }
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