| /* |
| * Copyright (c) 2006, 2011, Oracle and/or its affiliates. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * - Neither the name of Oracle nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS |
| * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /* |
| * This source code is provided to illustrate the usage of a given feature |
| * or technique and has been deliberately simplified. Additional steps |
| * required for a production-quality application, such as security checks, |
| * input validation and proper error handling, might not be present in |
| * this sample code. |
| */ |
| |
| |
| package com.sun.jmx.examples.scandir; |
| |
| import java.lang.reflect.InvocationHandler; |
| import java.lang.reflect.Proxy; |
| import java.util.logging.Logger; |
| import javax.management.JMX; |
| import javax.management.MBeanServerConnection; |
| import javax.management.MBeanServerInvocationHandler; |
| import javax.management.NotificationEmitter; |
| import javax.management.ObjectName; |
| |
| /** |
| * A utility class defining static methods used by our tests. |
| * |
| * @author Sun Microsystems, 2006 - All rights reserved. |
| */ |
| public class TestUtils { |
| |
| /** |
| * A logger for this class. |
| **/ |
| private static final Logger LOG = |
| Logger.getLogger(TestUtils.class.getName()); |
| |
| /** Creates a new instance of TestUtils */ |
| private TestUtils() { |
| } |
| |
| /** |
| * Returns the ObjectName of the MBean that a proxy object |
| * is proxying. |
| **/ |
| public static ObjectName getObjectName(Object proxy) { |
| if (!(proxy instanceof Proxy)) |
| throw new IllegalArgumentException("not a "+Proxy.class.getName()); |
| final Proxy p = (Proxy) proxy; |
| final InvocationHandler handler = |
| Proxy.getInvocationHandler(proxy); |
| if (handler instanceof MBeanServerInvocationHandler) |
| return ((MBeanServerInvocationHandler)handler).getObjectName(); |
| throw new IllegalArgumentException("not a JMX Proxy"); |
| } |
| |
| /** |
| * Transfroms a proxy implementing T in a proxy implementing T plus |
| * NotificationEmitter |
| * |
| **/ |
| public static <T> T makeNotificationEmitter(T proxy, |
| Class<T> mbeanInterface) { |
| if (proxy instanceof NotificationEmitter) |
| return proxy; |
| if (proxy == null) return null; |
| if (!(proxy instanceof Proxy)) |
| throw new IllegalArgumentException("not a "+Proxy.class.getName()); |
| final Proxy p = (Proxy) proxy; |
| final InvocationHandler handler = |
| Proxy.getInvocationHandler(proxy); |
| if (!(handler instanceof MBeanServerInvocationHandler)) |
| throw new IllegalArgumentException("not a JMX Proxy"); |
| final MBeanServerInvocationHandler h = |
| (MBeanServerInvocationHandler)handler; |
| final ObjectName name = h.getObjectName(); |
| final MBeanServerConnection mbs = h.getMBeanServerConnection(); |
| final boolean isMXBean = h.isMXBean(); |
| final T newProxy; |
| if (isMXBean) |
| newProxy = JMX.newMXBeanProxy(mbs,name,mbeanInterface,true); |
| else |
| newProxy = JMX.newMBeanProxy(mbs,name,mbeanInterface,true); |
| return newProxy; |
| } |
| |
| } |