01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: *
23: * Free Software Foundation, Inc.
24: * 59 Temple Place, Suite 330
25: * Boston, MA 02111-1307 USA
26: *
27: * @author Scott Ferguson
28: */
29:
30: package com.caucho.jmx.remote;
31:
32: import com.caucho.services.server.GenericService;
33:
34: import javax.management.JMException;
35: import javax.management.MBeanInfo;
36: import javax.management.MBeanServerConnection;
37: import javax.management.ObjectName;
38: import java.io.IOException;
39:
40: /**
41: * JMX service.
42: */
43: public class ReadJMXService extends GenericService implements RemoteJMX {
44: private MBeanServerConnection _server;
45:
46: /**
47: * Sets the mbean server.
48: */
49: public void setMBeanServer(MBeanServerConnection server) {
50: _server = server;
51: }
52:
53: /**
54: * Initialize the server.
55: */
56: public void init() {
57: if (_server == null)
58: throw new NullPointerException("mbean-server is required");
59: }
60:
61: /**
62: * Returns the mbean info
63: */
64: public MBeanInfo getMBeanInfo(String objectName)
65: throws JMException, IOException {
66: return _server.getMBeanInfo(new ObjectName(objectName));
67: }
68:
69: /**
70: * Returns an attribute.
71: */
72: public Object getAttribute(String objectName, String attributeName)
73: throws JMException, IOException {
74: return _server.getAttribute(new ObjectName(objectName),
75: attributeName);
76: }
77: }
|