01: /*
02: * $Header: /export/home/cvsroot/MyPersonalizerRepository/MyPersonalizer/Subsystems/Admin/Sources/es/udc/mypersonalizer/admin/model/actions/serviceperms/FindServicePermissionsAction.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.serviceperms;
42:
43: import java.io.Serializable;
44: import java.util.Collection;
45:
46: import es.udc.mypersonalizer.kernel.model.repository.interfaces.RepositoryAccessorFactory;
47: import es.udc.mypersonalizer.kernel.model.repository.interfaces.ServicePermissions;
48: import es.udc.mypersonalizer.kernel.model.repository.interfaces.ServicePermissionsAccessor;
49: import es.udc.mypersonalizer.kernel.model.repository.interfaces.UserGroupAccessor;
50: import es.udc.mypersonalizer.kernel.model.actions.AbstractAction;
51: import es.udc.mypersonalizer.kernel.util.exceptions.InternalErrorException;
52: import es.udc.mypersonalizer.kernel.util.exceptions.InstanceNotFoundException;
53:
54: import es.udc.mypersonalizer.admin.model.types.serviceperms.FindServicePermissionsResult;
55:
56: /**
57: * Model action for finding the permissions of a service in the database.
58: * This model action will also retrieve all the existing user groups so
59: * the view can display them to let the user modify the permissions.
60: *
61: * @author Abel Iago Toral Quiroga
62: * @since 1.0
63: */
64: public class FindServicePermissionsAction extends AbstractAction {
65:
66: /**
67: * Finds the permissions associated to a service in database using
68: * <code>ServicePermissionsAccessor</code> and
69: * <code>UserGroupAccessor</code>.
70: * @param event is of class <code>String</code> and represents the
71: * service identifier.
72: * @throws <code>InstanceNotFoundException</code> if no permissions
73: * could be found for the service.
74: * @return a {@link FindServicePermissionsResult} object.
75: */
76: public Serializable execute(Serializable event)
77: throws InternalErrorException, InstanceNotFoundException {
78:
79: String serviceIdentifier = (String) event;
80:
81: ServicePermissionsAccessor servicePermissionsAccessor = RepositoryAccessorFactory
82: .getInstance().createServicePermissionsAccessor();
83:
84: UserGroupAccessor userGroupAccessor = RepositoryAccessorFactory
85: .getInstance().createUserGroupAccessor();
86:
87: ServicePermissions servicePermissions = servicePermissionsAccessor
88: .findServicePermissions(serviceIdentifier);
89:
90: Collection allUserGroups = userGroupAccessor.findAllGroups();
91:
92: return (new FindServicePermissionsResult(servicePermissions,
93: allUserGroups));
94:
95: }
96: }
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