1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
5 *
6 * The contents of this file are subject to the terms of either the GNU
7 * General Public License Version 2 only ("GPL") or the Common Development
8 * and Distribution License("CDDL") (collectively, the "License"). You
9 * may not use this file except in compliance with the License. You can obtain
10 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
11 * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
12 * language governing permissions and limitations under the License.
13 *
14 * When distributing the software, include this License Header Notice in each
15 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
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17 * as provided by Sun in the GPL Version 2 section of the License file that
18 * accompanied this code. If applicable, add the following below the License
19 * Header, with the fields enclosed by brackets [] replaced by your own
20 * identifying information: "Portions Copyrighted [year]
21 * [name of copyright owner]"
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25 * If you wish your version of this file to be governed by only the CDDL or
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35 */
36
37 package javax.management.j2ee.statistics;
38
39 /**
40 * The Stats model and its submodels specify performance data attributes for each of the specific managed object types.
41 */
42 public interface Stats {
43 /**
44 * Get a Statistic by name.
45 */
46 Statistic getStatistic(String statisticName);
47
48 /**
49 * Returns an array of Strings which are the names of the attributes from the specific Stats submodel that this object supports. Attributes named in the list must correspond to attributes that will return a Statistic object of the appropriate type which contains valid performance data. The return value of attributes in the Stats submodel that are not included in the statisticNames list must be null. For each name in the statisticNames list there must be one Statistic with the same name in the statistics list.
50 */
51 String [] getStatisticNames();
52
53 /**
54 * Returns an array containing all of the Statistic objects supported by this Stats object.
55 */
56 Statistic[] getStatistics();
57
58 }
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