01: /**
02: * Sequoia: Database clustering technology.
03: * Copyright (C) 2005 AmicoSoft, Inc. dba Emic Networks
04: * Contact: sequoia@continuent.org
05: *
06: * Licensed under the Apache License, Version 2.0 (the "License");
07: * you may not use this file except in compliance with the License.
08: * You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing, software
13: * distributed under the License is distributed on an "AS IS" BASIS,
14: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15: * See the License for the specific language governing permissions and
16: * limitations under the License.
17: *
18: * Initial developer(s): Damian Arregui.
19: * Contributor(s): ______________________.
20: */package org.continuent.sequoia.controller.virtualdatabase.protocol;
21:
22: import java.io.Serializable;
23: import java.sql.SQLException;
24:
25: import org.continuent.hedera.common.Member;
26: import org.continuent.sequoia.common.exceptions.ControllerException;
27: import org.continuent.sequoia.common.users.VirtualDatabaseUser;
28: import org.continuent.sequoia.controller.virtualdatabase.DistributedVirtualDatabase;
29:
30: /**
31: * This class defines a AddVirtualDatabaseUser command.
32: *
33: * @author <a href="mailto:Damian.Arregui@continuent.com">Damian Arregui</a>
34: * @version 1.0
35: */
36: public class AddVirtualDatabaseUser extends
37: DistributedVirtualDatabaseMessage {
38: private static final long serialVersionUID = 6636720326759143526L;
39:
40: private VirtualDatabaseUser vdbUser;
41:
42: /**
43: * Creates a new <code>IsValidUserForAllBackends</code> object
44: *
45: * @param vdbUser user to be added on backends.
46: */
47: public AddVirtualDatabaseUser(VirtualDatabaseUser vdbUser) {
48: this .vdbUser = vdbUser;
49: }
50:
51: /**
52: * @see org.continuent.sequoia.controller.virtualdatabase.protocol.DistributedVirtualDatabaseMessage#handleMessageMultiThreaded(org.continuent.sequoia.controller.virtualdatabase.DistributedVirtualDatabase,
53: * org.continuent.hedera.common.Member, java.lang.Object)
54: */
55: public Serializable handleMessageMultiThreaded(
56: DistributedVirtualDatabase dvdb, Member sender,
57: Object handleMessageSingleThreadedResult) {
58: return (Serializable) handleMessageSingleThreadedResult;
59: }
60:
61: /**
62: * @see org.continuent.sequoia.controller.virtualdatabase.protocol.DistributedVirtualDatabaseMessage#handleMessageSingleThreaded(org.continuent.sequoia.controller.virtualdatabase.DistributedVirtualDatabase,
63: * org.continuent.hedera.common.Member)
64: */
65: public Object handleMessageSingleThreaded(
66: DistributedVirtualDatabase dvdb, Member sender) {
67: try {
68: dvdb.performAddVirtualDatabaseUser(vdbUser);
69: } catch (SQLException e) {
70: return new ControllerException(e);
71: }
72: return null;
73: }
74:
75: }
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