01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package javax.management.j2ee.statistics;
23:
24: /**
25: * The Stats model and its submodels specify performance data attributes for each of the specific managed object types.
26: *
27: * @author thomas.diesler@jboss.org
28: */
29: public interface Stats {
30: /**
31: * Get a Statistic by name.
32: */
33: public Statistic getStatistic(String statisticName);
34:
35: /**
36: * Returns an array of Strings which are the names of the attributes from the specific Stats submodel that this object supports.
37: * Attributes named in the list must correspond to attributes that will return a Statistic object of the appropriate type
38: * which contains valid performance data. The return value of attributes in the Stats submodel that are not included in
39: * the statisticNames list must be null. For each name in the statisticNames list there must be one Statistic with the
40: * same name in the statistics list.
41: */
42: public String[] getStatisticNames();
43:
44: /**
45: * Returns an array containing all of the Statistic objects supported by this Stats object.
46: */
47: public Statistic[] getStatistics();
48: }
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