001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.kernel.management.jmx;
016    
017    import com.liferay.portal.kernel.management.ManageActionException;
018    
019    import javax.management.Attribute;
020    import javax.management.MBeanServer;
021    import javax.management.ObjectName;
022    
023    /**
024     * @author Shuyang Zhou
025     */
026    public class SetAttributeAction extends BaseJMXManageAction<Void> {
027    
028            public SetAttributeAction(
029                    ObjectName objectName, String name, Object value) {
030    
031                    _objectName = objectName;
032                    _name = name;
033                    _value = value;
034            }
035    
036            @Override
037            public Void action() throws ManageActionException {
038                    try {
039                            MBeanServer mBeanServer = getMBeanServer();
040    
041                            mBeanServer.setAttribute(_objectName, new Attribute(_name, _value));
042    
043                            return null;
044                    }
045                    catch (Exception e) {
046                            throw new ManageActionException(e);
047                    }
048            }
049    
050            private String _name;
051            private ObjectName _objectName;
052            private Object _value;
053    
054    }