01: /**
02: * Sequoia: Database clustering technology.
03: * Copyright (C) 2006 Continuent, Inc.
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): Emmanuel Cecchet.
19: * Contributor(s): ______________________.
20: */package org.continuent.sequoia.controller.virtualdatabase.management;
21:
22: import org.continuent.sequoia.common.exceptions.NotImplementedException;
23:
24: /**
25: * This class defines an EnableBackendOperation corresponding to a backend
26: * enable command.
27: *
28: * @author <a href="mailto:emmanuel.cecchet@continuent.com">Emmanuel Cecchet</a>
29: * @version 1.0
30: */
31: public class EnableBackendOperation extends AbstractAdminOperation {
32: private String backendName;
33:
34: /**
35: * Creates a new <code>EnableBackendOperation</code> object
36: *
37: * @param backendName name of the backend enabled
38: */
39: public EnableBackendOperation(String backendName) {
40: this .backendName = backendName;
41: operationStatus = STATUS_EXECUTING;
42: }
43:
44: /**
45: * {@inheritDoc}
46: *
47: * @see org.continuent.sequoia.controller.virtualdatabase.management.AbstractAdminOperation#cancel()
48: */
49: public void cancel() throws NotImplementedException {
50: throw new NotImplementedException(
51: "Cancel operation is not implemented for EnableOperation");
52: }
53:
54: /**
55: * {@inheritDoc}
56: *
57: * @see org.continuent.sequoia.controller.virtualdatabase.management.AbstractAdminOperation#getDescription()
58: */
59: public String getDescription() {
60: return "Enabling backend " + backendName;
61: }
62:
63: }
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