DefaultMBeanServerInterceptor.java 文件源码

private void exclusiveUnregisterMBean(ObjectName name)
        throws InstanceNotFoundException, MBeanRegistrationException {

    DynamicMBean instance = getMBean(name);
    // may throw InstanceNotFoundException

    checkMBeanPermission(instance, null, name, "unregisterMBean");

    if (instance instanceof MBeanRegistration)
        preDeregisterInvoke((MBeanRegistration) instance);

    final Object resource = getResource(instance);

    // Unregisters the MBean from the repository.
    // Returns the resource context that was used.
    // The returned context does nothing for regular MBeans.
    // For ClassLoader MBeans and JMXNamespace (and JMXDomain)
    // MBeans - the context makes it possible to unregister these
    // objects from the appropriate framework artifacts, such as
    // the CLR or the dispatcher, from within the repository lock.
    // In case of success, we also need to call context.done() at the
    // end of this method.
    //
    final ResourceContext context =
            unregisterFromRepository(resource, instance, name);

    try {
        if (instance instanceof MBeanRegistration)
            postDeregisterInvoke(name,(MBeanRegistration) instance);
    } finally {
        context.done();
    }
}