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 org.jboss.services.loggingmonitor;
23:
24: import java.util.TimerTask;
25:
26: import org.jboss.logging.Logger;
27:
28: /**
29: * This class provides a repeatable task for monitoring to be
30: * executed by a timer.
31: *
32: * @author <a href="mailto:jimmy.wilson@acxiom.com">James Wilson</a>
33: * @author <a href="mailto:dimitris@jboss.org">Dimitris Andreadis</a>
34: * @version $Revision: 57210 $
35: */
36: class LoggingMonitorTimerTask extends TimerTask {
37: private MonitoredMBean[] monitoredObjects;
38: private Logger logger;
39:
40: /**
41: * Constructor.
42: *
43: * @param monitoredObjects the objects to be monitored.
44: * @param logger the logger to use for logging errors
45: */
46: public LoggingMonitorTimerTask(MonitoredMBean[] monitoredObjects,
47: Logger logger) {
48: this .monitoredObjects = monitoredObjects;
49: this .logger = logger;
50:
51: for (int i = 0; i < monitoredObjects.length; ++i) {
52: // log the header message
53: monitoredObjects[i].logFormat();
54: }
55: }
56:
57: /**
58: * TimerTask implementation.
59: */
60: public void run() {
61: for (int i = 0; i < monitoredObjects.length; ++i) {
62: try {
63: monitoredObjects[i].logAttributes();
64: } catch (Exception e) {
65: logger.warn("Unable to log attributes for mbean: "
66: + monitoredObjects[i].getObjectName(), e);
67: }
68: }
69: }
70: }
|