Java 类javax.management.RuntimeOperationsException 实例源码

private static int mbeanCreation(MBeanServer mbs, String name)
    throws Exception {
    int error = 0;
    try {
        System.out.println("Test: createMBean(" + name + ")");
        mbs.createMBean(classname, ObjectName.getInstance(name));
        error++;
        System.out.println("Didn't get expected exception!");
        System.out.println("Test failed!");
    } catch (RuntimeOperationsException e) {
        System.out.println("Got expected exception = " +
                           e.getCause().toString());
        System.out.println("Test passed!");
    }
    return error;
}

/**
 * Obtain and return the values of several attributes of this MBean.
 *
 * @param names
 *            Names of the requested attributes
 */
@Override
public AttributeList getAttributes(String names[]) {

    // Validate the input parameters
    if (names == null)
        throw new RuntimeOperationsException(new IllegalArgumentException("Attribute names list is null"),
                "Attribute names list is null");

    // Prepare our response, eating all exceptions
    AttributeList response = new AttributeList();
    for (int i = 0; i < names.length; i++) {
        try {
            response.add(new Attribute(names[i], getAttribute(names[i])));
        } catch (Exception e) {
            // Not having a particular attribute in the response
            // is the indication of a getter problem
        }
    }
    return (response);

}

/**
 * Obtain and return the values of several attributes of this MBean.
 *
 * @param names Names of the requested attributes
 */
@Override
public AttributeList getAttributes(String names[]) {

    // Validate the input parameters
    if (names == null)
        throw new RuntimeOperationsException
            (new IllegalArgumentException("Attribute names list is null"),
             "Attribute names list is null");

    // Prepare our response, eating all exceptions
    AttributeList response = new AttributeList();
    for (int i = 0; i < names.length; i++) {
        try {
            response.add(new Attribute(names[i],getAttribute(names[i])));
        } catch (Exception e) {
            // Not having a particular attribute in the response
            // is the indication of a getter problem
        }
    }
    return (response);

}

private NotificationListener getListener(ObjectName listener)
    throws ListenerNotFoundException {
    // ----------------
    // Get listener object
    // ----------------
    DynamicMBean instance;
    try {
        instance = getMBean(listener);
    } catch (InstanceNotFoundException e) {
        throw EnvHelp.initCause(
                      new ListenerNotFoundException(e.getMessage()), e);
    }

    Object resource = getResource(instance);
    if (!(resource instanceof NotificationListener)) {
        final RuntimeException exc =
            new IllegalArgumentException(listener.getCanonicalName());
        final String msg =
            "MBean " + listener.getCanonicalName() + " does not " +
            "implement " + NotificationListener.class.getName();
        throw new RuntimeOperationsException(exc, msg);
    }
    return (NotificationListener) resource;
}

protected void notifyJmx(String query, String type) {
    try {
        long sequence = notifySequence.incrementAndGet();

        if (isNotifyPool()) {
            if (this.pool!=null && this.pool.getJmxPool()!=null) {
                this.pool.getJmxPool().notify(type, query);
            }
        } else {
            if (notifier!=null) {
                Notification notification =
                    new Notification(type,
                                     this,
                                     sequence,
                                     System.currentTimeMillis(),
                                     query);

                notifier.sendNotification(notification);
            }
        }
    } catch (RuntimeOperationsException e) {
        if (log.isDebugEnabled()) {
            log.debug("Unable to send failed query notification.",e);
        }
    }
}

/**
 * Loads the class with the specified name using this object's
 * Default Loader Repository.
 **/
public Class<?> findClassWithDefaultLoaderRepository(String className)
    throws ReflectionException {

    Class<?> theClass;
    if (className == null) {
        throw new RuntimeOperationsException(new
            IllegalArgumentException("The class name cannot be null"),
                         "Exception occurred during object instantiation");
    }

    ReflectUtil.checkPackageAccess(className);
    try {
        if (clr == null) throw new ClassNotFoundException(className);
        theClass = clr.loadClass(className);
    }
    catch (ClassNotFoundException ee) {
        throw new ReflectionException(ee,
   "The MBean class could not be loaded by the default loader repository");
    }

    return theClass;
}

/**
 * Load a class with the specified loader, or with this object
 * class loader if the specified loader is null.
 **/
static Class<?> loadClass(String className, ClassLoader loader)
    throws ReflectionException {
    Class<?> theClass;
    if (className == null) {
        throw new RuntimeOperationsException(new
            IllegalArgumentException("The class name cannot be null"),
                          "Exception occurred during object instantiation");
    }
    ReflectUtil.checkPackageAccess(className);
    try {
        if (loader == null)
            loader = MBeanInstantiator.class.getClassLoader();
        if (loader != null) {
            theClass = Class.forName(className, false, loader);
        } else {
            theClass = Class.forName(className);
        }
    } catch (ClassNotFoundException e) {
        throw new ReflectionException(e,
        "The MBean class could not be loaded");
    }
    return theClass;
}

/**
 * Send an <code>AttributeChangeNotification</code> to all registered
 * listeners.
 *
 * @param oldValue The original value of the <code>Attribute</code>
 * @param newValue The new value of the <code>Attribute</code>
 *
 * @exception MBeanException if an object initializer throws an
 *  exception
 * @exception RuntimeOperationsException wraps IllegalArgumentException
 *  when the specified notification is <code>null</code> or invalid
 */
public void sendAttributeChangeNotification
    (Attribute oldValue, Attribute newValue)
    throws MBeanException, RuntimeOperationsException {

    // Calculate the class name for the change notification
    String type = null;
    if (newValue.getValue() != null)
        type = newValue.getValue().getClass().getName();
    else if (oldValue.getValue() != null)
        type = oldValue.getValue().getClass().getName();
    else
        return;  // Old and new are both null == no change

    AttributeChangeNotification notification =
        new AttributeChangeNotification
        (this, 1, System.currentTimeMillis(),
         "Attribute value has changed",
         oldValue.getName(), type,
         oldValue.getValue(), newValue.getValue());
    sendAttributeChangeNotification(notification);

}

public void addAttributeChangeNotificationListener(NotificationListener listener,
    String attributeName, Object handback)
    throws MBeanException, RuntimeOperationsException, IllegalArgumentException {
  if (listener == null)
    throw new RuntimeOperationsException(new IllegalArgumentException(
        LocalizedStrings.MX4JModelMBean_LISTENER_CANNOT_BE_NULL.toLocalizedString()));
  AttributeChangeNotificationFilter filter = new AttributeChangeNotificationFilter();
  if (attributeName != null) {
    filter.enableAttribute(attributeName);
  } else {
    MBeanAttributeInfo[] ai = m_modelMBeanInfo.getAttributes();
    for (int i = 0; i < ai.length; i++) {
      Descriptor d = ((ModelMBeanAttributeInfo) ai[i]).getDescriptor();
      filter.enableAttribute((String) d.getFieldValue("name"));
    }
  }

  getAttributeChangeBroadcaster().addNotificationListener(listener, filter, handback);

  Logger logger = getLogger();
  if (logger.isEnabledFor(Logger.DEBUG))
    logger.debug("Listener " + listener + " for attribute " + attributeName
        + " added successfully, handback is " + handback);
}

public void sendAttributeChangeNotification(AttributeChangeNotification notification)
    throws MBeanException, RuntimeOperationsException {
  if (notification == null)
    throw new RuntimeOperationsException(new IllegalArgumentException(
        LocalizedStrings.MX4JModelMBean_NOTIFICATION_CANNOT_BE_NULL.toLocalizedString()));

  getAttributeChangeBroadcaster().sendNotification(notification);

  Logger modelMBeanLogger = getModelMBeanLogger(notification.getType());
  if (modelMBeanLogger != null)
    if (modelMBeanLogger.isEnabledFor(Logger.DEBUG))
      modelMBeanLogger.debug("ModelMBean log: " + new Date() + " - " + notification);

  Logger logger = getLogger();
  if (logger.isEnabledFor(Logger.DEBUG))
    logger.debug("Attribute change notification " + notification + " sent");
}

/**
 * Send an <code>AttributeChangeNotification</code> to all registered
 * listeners.
 *
 * @param oldValue
 *            The original value of the <code>Attribute</code>
 * @param newValue
 *            The new value of the <code>Attribute</code>
 *
 * @exception MBeanException
 *                if an object initializer throws an exception
 * @exception RuntimeOperationsException
 *                wraps IllegalArgumentException when the specified
 *                notification is <code>null</code> or invalid
 */
@Override
public void sendAttributeChangeNotification(Attribute oldValue, Attribute newValue)
        throws MBeanException, RuntimeOperationsException {

    // Calculate the class name for the change notification
    String type = null;
    if (newValue.getValue() != null)
        type = newValue.getValue().getClass().getName();
    else if (oldValue.getValue() != null)
        type = oldValue.getValue().getClass().getName();
    else
        return; // Old and new are both null == no change

    AttributeChangeNotification notification = new AttributeChangeNotification(this, 1, System.currentTimeMillis(),
            "Attribute value has changed", oldValue.getName(), type, oldValue.getValue(), newValue.getValue());
    sendAttributeChangeNotification(notification);

}

private NotificationListener getListener(ObjectName listener)
    throws ListenerNotFoundException {
    // ----------------
    // Get listener object
    // ----------------
    DynamicMBean instance;
    try {
        instance = getMBean(listener);
    } catch (InstanceNotFoundException e) {
        throw EnvHelp.initCause(
                      new ListenerNotFoundException(e.getMessage()), e);
    }

    Object resource = getResource(instance);
    if (!(resource instanceof NotificationListener)) {
        final RuntimeException exc =
            new IllegalArgumentException(listener.getCanonicalName());
        final String msg =
            "MBean " + listener.getCanonicalName() + " does not " +
            "implement " + NotificationListener.class.getName();
        throw new RuntimeOperationsException(exc, msg);
    }
    return (NotificationListener) resource;
}

private static <T extends NotificationBroadcaster>
        T getNotificationBroadcaster(ObjectName name, Object instance,
                                     Class<T> reqClass) {
    if (reqClass.isInstance(instance))
        return reqClass.cast(instance);
    if (instance instanceof DynamicMBean2)
        instance = ((DynamicMBean2) instance).getResource();
    if (reqClass.isInstance(instance))
        return reqClass.cast(instance);
    final RuntimeException exc =
        new IllegalArgumentException(name.getCanonicalName());
    final String msg =
        "MBean " + name.getCanonicalName() + " does not " +
        "implement " + reqClass.getName();
    throw new RuntimeOperationsException(exc, msg);
}

/**
 * Registers a ClassLoader with the CLR.
 * This method is called by the ResourceContext from within the
 * repository lock.
 * @param loader       The ClassLoader.
 * @param logicalName  The ClassLoader MBean ObjectName.
 */
private void addClassLoader(ClassLoader loader,
        final ObjectName logicalName) {
    /**
     * Called when the newly registered MBean is a ClassLoader
     * If so, tell the ClassLoaderRepository (CLR) about it.  We do
     * this even if the loader is a PrivateClassLoader.  In that
     * case, the CLR remembers the loader for use when it is
     * explicitly named (e.g. as the loader in createMBean) but
     * does not add it to the list that is consulted by
     * ClassLoaderRepository.loadClass.
     */
    final ModifiableClassLoaderRepository clr = getInstantiatorCLR();
    if (clr == null) {
        final RuntimeException wrapped =
                new IllegalArgumentException(
                "Dynamic addition of class loaders" +
                " is not supported");
        throw new RuntimeOperationsException(wrapped,
                "Exception occurred trying to register" +
                " the MBean as a class loader");
    }
    clr.addClassLoader(logicalName, loader);
}

@Override
public AttributeList getAttributes(String[] attributeNames) {

    if (attributeNames == null) {
        throw new RuntimeOperationsException(new IllegalArgumentException("attributeNames[] cannot be null"),
                "Cannot call getAttributes with null attribute names");
    }
    AttributeList resultList = new AttributeList();

    if (attributeNames.length == 0) {
        return resultList;
    }

    for (String attributeName : attributeNames) {
        try {
            Object value = getAttribute(attributeName);
            resultList.add(new Attribute(attributeName, value));
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    return (resultList);
}

/**
 * Loads the class with the specified name using this object's
 * Default Loader Repository.
 **/
public Class<?> findClassWithDefaultLoaderRepository(String className)
    throws ReflectionException {

    Class<?> theClass;
    if (className == null) {
        throw new RuntimeOperationsException(new
            IllegalArgumentException("The class name cannot be null"),
                         "Exception occurred during object instantiation");
    }

    ReflectUtil.checkPackageAccess(className);
    try {
        if (clr == null) throw new ClassNotFoundException(className);
        theClass = clr.loadClass(className);
    }
    catch (ClassNotFoundException ee) {
        throw new ReflectionException(ee,
   "The MBean class could not be loaded by the default loader repository");
    }

    return theClass;
}

public synchronized Object getFieldValue(String fieldName)
        throws RuntimeOperationsException {

    if ((fieldName == null) || (fieldName.equals(""))) {
        if (MODELMBEAN_LOGGER.isLoggable(Level.FINEST)) {
            MODELMBEAN_LOGGER.logp(Level.FINEST,
                    DescriptorSupport.class.getName(),
                    "getFieldValue(String fieldName)",
                    "Illegal arguments: null field name");
        }
        final String msg = "Fieldname requested is null";
        final RuntimeException iae = new IllegalArgumentException(msg);
        throw new RuntimeOperationsException(iae, msg);
    }
    Object retValue = descriptorMap.get(fieldName);
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINEST)) {
        MODELMBEAN_LOGGER.logp(Level.FINEST,
                DescriptorSupport.class.getName(),
                "getFieldValue(String fieldName = " + fieldName + ")",
                "Returns '" + retValue + "'");
    }
    return(retValue);
}

/**
 * Obtain and return the values of several attributes of this MBean.
 *
 * @param names Names of the requested attributes
 */
@Override
public AttributeList getAttributes(String names[]) {

    // Validate the input parameters
    if (names == null)
        throw new RuntimeOperationsException
            (new IllegalArgumentException("Attribute names list is null"),
             "Attribute names list is null");

    // Prepare our response, eating all exceptions
    AttributeList response = new AttributeList();
    for (int i = 0; i < names.length; i++) {
        try {
            response.add(new Attribute(names[i],getAttribute(names[i])));
        } catch (Exception e) {
            // Not having a particular attribute in the response
            // is the indication of a getter problem
        }
    }
    return (response);

}

/**
 * Gets the class for the specified class name using the specified
 * class loader
 */
public Class<?> findClass(String className, ObjectName aLoader)
    throws ReflectionException, InstanceNotFoundException  {

    if (aLoader == null)
        throw new RuntimeOperationsException(new
            IllegalArgumentException(), "Null loader passed in parameter");

    // Retrieve the class loader from the repository
    ClassLoader loader = null;
    synchronized (this) {
        loader = getClassLoader(aLoader);
    }
    if (loader == null) {
        throw new InstanceNotFoundException("The loader named " +
                   aLoader + " is not registered in the MBeanServer");
    }
    return findClass(className,loader);
}

private static int mbeanCreation(MBeanServer mbs, String name)
    throws Exception {
    int error = 0;
    try {
        System.out.println("Test: createMBean(" + name + ")");
        mbs.createMBean(classname, ObjectName.getInstance(name));
        error++;
        System.out.println("Didn't get expected exception!");
        System.out.println("Test failed!");
    } catch (RuntimeOperationsException e) {
        System.out.println("Got expected exception = " +
                           e.getCause().toString());
        System.out.println("Test passed!");
    }
    return error;
}

/**
 * Constructor taking field names and field values.  Neither array
 * can be null.
 *
 * @param fieldNames String array of field names.  No elements of
 * this array can be null.
 * @param fieldValues Object array of the corresponding field
 * values.  Elements of the array can be null. The
 * <code>fieldValue</code> must be valid for the
 * <code>fieldName</code> (as defined in method {@link #isValid
 * isValid})
 *
 * <p>Note: array sizes of parameters should match. If both arrays
 * are empty, then an empty descriptor is created.</p>
 *
 * @exception RuntimeOperationsException for illegal value for
 * field Names or field Values.  The array lengths must be equal.
 * If the descriptor construction fails for any reason, this
 * exception will be thrown.
 *
 */
public DescriptorSupport(String[] fieldNames, Object[] fieldValues)
        throws RuntimeOperationsException {
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINEST)) {
        MODELMBEAN_LOGGER.logp(Level.FINEST,
                DescriptorSupport.class.getName(),
                "Descriptor(fieldNames,fieldObjects)", "Constructor");
    }

    if ((fieldNames == null) || (fieldValues == null) ||
        (fieldNames.length != fieldValues.length)) {
        if (MODELMBEAN_LOGGER.isLoggable(Level.FINEST)) {
            MODELMBEAN_LOGGER.logp(Level.FINEST,
                    DescriptorSupport.class.getName(),
                    "Descriptor(fieldNames,fieldObjects)",
                    "Illegal arguments");
        }

        final String msg =
            "Null or invalid fieldNames or fieldValues";
        final RuntimeException iae = new IllegalArgumentException(msg);
        throw new RuntimeOperationsException(iae, msg);
    }

    /* populate internal structure with fields */
    init(null);
    for (int i=0; i < fieldNames.length; i++) {
        // setField will throw an exception if a fieldName is be null.
        // the fieldName and fieldValue will be validated in setField.
        setField(fieldNames[i], fieldValues[i]);
    }
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINEST)) {
        MODELMBEAN_LOGGER.logp(Level.FINEST,
                DescriptorSupport.class.getName(),
                "Descriptor(fieldNames,fieldObjects)", "Exit");
    }
}

/**
 * This method always fail since all MBeanServerDelegateMBean attributes
 * are read-only.
 *
 * @param attribute The identification of the attribute to
 * be set and  the value it is to be set to.
 *
 * @exception AttributeNotFoundException
 */
public void setAttribute(Attribute attribute)
    throws AttributeNotFoundException, InvalidAttributeValueException,
           MBeanException, ReflectionException {

    // Now we will always fail:
    // Either because the attribute is null or because it is not
    // accessible (or does not exist).
    //
    final String attname = (attribute==null?null:attribute.getName());
    if (attname == null) {
        final RuntimeException r =
            new IllegalArgumentException("Attribute name cannot be null");
        throw new RuntimeOperationsException(r,
            "Exception occurred trying to invoke the setter on the MBean");
    }

    // This is a hack: we call getAttribute in order to generate an
    // AttributeNotFoundException if the attribute does not exist.
    //
    Object val = getAttribute(attname);

    // If we reach this point, we know that the requested attribute
    // exists. However, since all attributes are read-only, we throw
    // an AttributeNotFoundException.
    //
    throw new AttributeNotFoundException(attname + " not accessible");
}

/**
     * Set the instance handle of the object against which we will execute
     * all methods in this ModelMBean management interface.
     *
     * <strike>This method will detect and call "setModelMbean" method. A resource
     * can implement this method to get a reference to the model mbean.
     * The reference can be used to send notification and access the
     * registry.
     * </strike> The caller can provide the mbean instance or the object name to
     * the resource, if needed.
     *
     * @param resource The resource object to be managed
     * @param type The type of reference for the managed resource
     *  ("ObjectReference", "Handle", "IOR", "EJBHandle", or
     *  "RMIReference")
     *
     * @exception InstanceNotFoundException if the managed resource object
     *  cannot be found
     * @exception MBeanException if the initializer of the object throws
     *  an exception
     * @exception RuntimeOperationsException if the managed resource or the
     *  resource type is <code>null</code> or invalid
     */
    public void setManagedResource(Object resource, String type)
        throws InstanceNotFoundException, 
        MBeanException, RuntimeOperationsException
    {
        if (resource == null)
            throw new RuntimeOperationsException
                (new IllegalArgumentException("Managed resource is null"),
                 "Managed resource is null");

//        if (!"objectreference".equalsIgnoreCase(type))
//            throw new InvalidTargetObjectTypeException(type);

        this.resource = resource;
        this.resourceType = resource.getClass().getName();

//        // Make the resource aware of the model mbean.
//        try {
//            Method m=resource.getClass().getMethod("setModelMBean",
//                    new Class[] {ModelMBean.class});
//            if( m!= null ) {
//                m.invoke(resource, new Object[] {this});
//            }
//        } catch( NoSuchMethodException t ) {
//            // ignore
//        } catch( Throwable t ) {
//            log.error( "Can't set model mbean ", t );
//        }
    }

/**
 * Send a <code>Notification</code> to all registered listeners as a
 * <code>jmx.modelmbean.general</code> notification.
 *
 * @param notification The <code>Notification</code> that will be passed
 *
 * @exception MBeanException if an object initializer throws an
 *  exception
 * @exception RuntimeOperationsException wraps IllegalArgumentException
 *  when the specified notification is <code>null</code> or invalid
 */
@Override
public void sendNotification(Notification notification)
    throws MBeanException, RuntimeOperationsException {

    if (notification == null)
        throw new RuntimeOperationsException
            (new IllegalArgumentException("Notification is null"),
             "Notification is null");
    if (generalBroadcaster == null)
        return; // This means there are no registered listeners
    generalBroadcaster.sendNotification(notification);

}

/**
 * Returns the ModelMBeanConstructorInfo requested by name.
 * If no ModelMBeanConstructorInfo exists for this name null is returned.
 *
 * @param inName the name of the constructor.
 *
 * @return the constructor info for the named constructor, or null
 * if there is none.
 *
 * @exception MBeanException Wraps a distributed communication Exception.
 * @exception RuntimeOperationsException Wraps an IllegalArgumentException
 *            for a null constructor name.
 */

public ModelMBeanConstructorInfo getConstructor(String inName)
throws MBeanException, RuntimeOperationsException {
    ModelMBeanConstructorInfo retInfo = null;
    if (MODELMBEAN_LOGGER.isLoggable(Level.TRACE)) {
        MODELMBEAN_LOGGER.log(Level.TRACE, "Entry");
    }
    if (inName == null) {
        throw new RuntimeOperationsException(
                new IllegalArgumentException("Constructor name is null"),
                "Exception occurred trying to get the " +
                "ModelMBeanConstructorInfo of the MBean");
    }
    MBeanConstructorInfo[] consList = modelMBeanConstructors; //this.getConstructors();
    int numCons = 0;
    if (consList != null) numCons = consList.length;

    for (int i=0; (i < numCons) && (retInfo == null); i++) {
        if (inName.equals(consList[i].getName())) {
            retInfo = ((ModelMBeanConstructorInfo) consList[i].clone());
        }
    }
    if (MODELMBEAN_LOGGER.isLoggable(Level.TRACE)) {
        MODELMBEAN_LOGGER.log(Level.TRACE, "Exit");
    }

    return retInfo;
}

/**
 * Sets the values of an array of attributes of this ModelMBean.
 * Executes the setAttribute() method for each attribute in the list.
 *
 * @param attributes A list of attributes: The identification of the
 * attributes to be set and  the values they are to be set to.
 *
 * @return  The array of attributes that were set, with their new
 *    values in Attribute instances.
 *
 * @exception RuntimeOperationsException Wraps an
 *   {@link IllegalArgumentException}: The object name in parameter
 *   is null or attributes in parameter is null.
 *
 * @see #getAttributes
 **/
public AttributeList setAttributes(AttributeList attributes) {

    if (MODELMBEAN_LOGGER.isLoggable(Level.TRACE)) {
        MODELMBEAN_LOGGER.log(Level.TRACE, "Entry");
    }

    if (attributes == null)
        throw new RuntimeOperationsException(new
            IllegalArgumentException("attributes must not be null"),
            "Exception occurred trying to set attributes of a "+
            "RequiredModelMBean");

    final AttributeList responseList = new AttributeList();

    // Go through the list of attributes
    for (Attribute attr : attributes.asList()) {
        try {
            setAttribute(attr);
            responseList.add(attr);
        } catch (Exception excep) {
            responseList.remove(attr);
        }
    }

    return responseList;
}

public void store() throws MBeanException, RuntimeOperationsException, InstanceNotFoundException {
  PersisterMBean persister = findPersister();
  if (persister != null) {
    // Take a clone to avoid synchronization problems
    ModelMBeanInfo info = (ModelMBeanInfo) getMBeanInfo();
    persister.store(info);
  }
}

/**
 * Write the configuration information for this entire <code>Server</code>
 * out to the server.xml configuration file.
 *
 * @exception InstanceNotFoundException if the managed resource object
 *  cannot be found
 * @exception MBeanException if the initializer of the object throws
 *  an exception, or persistence is not supported
 * @exception RuntimeOperationsException if an exception is reported
 *  by the persistence mechanism
 */
public synchronized void store() throws InstanceNotFoundException,
    MBeanException, RuntimeOperationsException {

    Server server = ServerFactory.getServer();
    if (server instanceof StandardServer) {
        try {
            ((StandardServer) server).storeConfig();
        } catch (Exception e) {
            throw new MBeanException(e, "Error updating conf/server.xml");
        }
    }

}

/**
     * Set the instance handle of the object against which we will execute
     * all methods in this ModelMBean management interface.
     *
     * <strike>This method will detect and call "setModelMbean" method. A resource
     * can implement this method to get a reference to the model mbean.
     * The reference can be used to send notification and access the
     * registry.
     * </strike> The caller can provide the mbean instance or the object name to
     * the resource, if needed.
     *
     * @param resource The resource object to be managed
     * @param type The type of reference for the managed resource
     *  ("ObjectReference", "Handle", "IOR", "EJBHandle", or
     *  "RMIReference")
     *
     * @exception InstanceNotFoundException if the managed resource object
     *  cannot be found
     * @exception InvalidTargetObjectTypeException if this ModelMBean is
     *  asked to handle a reference type it cannot deal with
     * @exception MBeanException if the initializer of the object throws
     *  an exception
     * @exception RuntimeOperationsException if the managed resource or the
     *  resource type is <code>null</code> or invalid
     */
    public void setManagedResource(Object resource, String type)
        throws InstanceNotFoundException, 
        MBeanException, RuntimeOperationsException
    {
        if (resource == null)
            throw new RuntimeOperationsException
                (new IllegalArgumentException("Managed resource is null"),
                 "Managed resource is null");

//        if (!"objectreference".equalsIgnoreCase(type))
//            throw new InvalidTargetObjectTypeException(type);

        this.resource = resource;
        this.resourceType = resource.getClass().getName();

//        // Make the resource aware of the model mbean.
//        try {
//            Method m=resource.getClass().getMethod("setModelMBean",
//                    new Class[] {ModelMBean.class});
//            if( m!= null ) {
//                m.invoke(resource, new Object[] {this});
//            }
//        } catch( NoSuchMethodException t ) {
//            // ignore
//        } catch( Throwable t ) {
//            log.error( "Can't set model mbean ", t );
//        }
    }

public boolean isRegistered(ObjectName name) {
    if (name == null) {
        throw new RuntimeOperationsException(
                 new IllegalArgumentException("Object name cannot be null"),
                 "Object name cannot be null");
    }

    name = nonDefaultDomain(name);

    /* No Permission check */
    // isRegistered is always unchecked as per JMX spec.

    return (repository.contains(name));
}

public Object getAttribute(ObjectName name, String attribute)
    throws MBeanException, AttributeNotFoundException,
           InstanceNotFoundException, ReflectionException {

    if (name == null) {
        throw new RuntimeOperationsException(new
            IllegalArgumentException("Object name cannot be null"),
            "Exception occurred trying to invoke the getter on the MBean");
    }
    if (attribute == null) {
        throw new RuntimeOperationsException(new
            IllegalArgumentException("Attribute cannot be null"),
            "Exception occurred trying to invoke the getter on the MBean");
    }

    name = nonDefaultDomain(name);

    if (MBEANSERVER_LOGGER.isLoggable(Level.FINER)) {
        MBEANSERVER_LOGGER.logp(Level.FINER,
                DefaultMBeanServerInterceptor.class.getName(),
                "getAttribute",
                "Attribute = " + attribute + ", ObjectName = " + name);
    }

    final DynamicMBean instance = getMBean(name);
    checkMBeanPermission(instance, attribute, name, "getAttribute");

    try {
        return instance.getAttribute(attribute);
    } catch (AttributeNotFoundException e) {
        throw e;
    } catch (Throwable t) {
        rethrowMaybeMBeanException(t);
        throw new AssertionError(); // not reached
    }
}

public ModelMBeanAttributeInfo getAttribute(String inName)
throws MBeanException, RuntimeOperationsException {
    ModelMBeanAttributeInfo retInfo = null;
    if (MODELMBEAN_LOGGER.isLoggable(Level.TRACE)) {
        MODELMBEAN_LOGGER.log(Level.TRACE, "Entry");
    }
    if (inName == null) {
        throw new RuntimeOperationsException(
                new IllegalArgumentException("Attribute Name is null"),
                "Exception occurred trying to get the " +
                "ModelMBeanAttributeInfo of the MBean");
    }
    MBeanAttributeInfo[] attrList = modelMBeanAttributes;
    int numAttrs = 0;
    if (attrList != null) numAttrs = attrList.length;

    for (int i=0; (i < numAttrs) && (retInfo == null); i++) {
        if (MODELMBEAN_LOGGER.isLoggable(Level.TRACE)) {
            final StringBuilder strb = new StringBuilder()
            .append("\t\n this.getAttributes() MBeanAttributeInfo Array ")
            .append(i).append(":")
            .append(((ModelMBeanAttributeInfo)attrList[i]).getDescriptor())
            .append("\t\n this.modelMBeanAttributes MBeanAttributeInfo Array ")
            .append(i).append(":")
            .append(((ModelMBeanAttributeInfo)modelMBeanAttributes[i]).getDescriptor());
            MODELMBEAN_LOGGER.log(Level.TRACE, strb::toString);
        }
        if (inName.equals(attrList[i].getName())) {
            retInfo = ((ModelMBeanAttributeInfo)attrList[i].clone());
        }
    }
    if (MODELMBEAN_LOGGER.isLoggable(Level.TRACE)) {
        MODELMBEAN_LOGGER.log(Level.TRACE, "Exit");
    }

    return retInfo;
}

public void addNotificationListener(ObjectName name,
                                    NotificationListener listener,
                                    NotificationFilter filter,
                                    Object handback)
        throws InstanceNotFoundException {

    // ------------------------------
    // ------------------------------
    if (MBEANSERVER_LOGGER.isLoggable(Level.FINER)) {
        MBEANSERVER_LOGGER.logp(Level.FINER,
                DefaultMBeanServerInterceptor.class.getName(),
                "addNotificationListener", "ObjectName = " + name);
    }

    DynamicMBean instance = getMBean(name);
    checkMBeanPermission(instance, null, name, "addNotificationListener");

    NotificationBroadcaster broadcaster =
            getNotificationBroadcaster(name, instance,
                                       NotificationBroadcaster.class);

    // ------------------
    // Check listener
    // ------------------
    if (listener == null) {
        throw new RuntimeOperationsException(new
            IllegalArgumentException("Null listener"),"Null listener");
    }

    NotificationListener listenerWrapper =
        getListenerWrapper(listener, name, instance, true);
    broadcaster.addNotificationListener(listenerWrapper, filter, handback);
}

public void addNotificationListener(ObjectName name,
                                    ObjectName listener,
                                    NotificationFilter filter,
                                    Object handback)
        throws InstanceNotFoundException {

    // ------------------------------
    // ------------------------------

    // ----------------
    // Get listener object
    // ----------------
    DynamicMBean instance = getMBean(listener);
    Object resource = getResource(instance);
    if (!(resource instanceof NotificationListener)) {
        throw new RuntimeOperationsException(new
            IllegalArgumentException(listener.getCanonicalName()),
            "The MBean " + listener.getCanonicalName() +
            "does not implement the NotificationListener interface") ;
    }

    // ----------------
    // Add a listener on an MBean
    // ----------------
    if (MBEANSERVER_LOGGER.isLoggable(Level.FINER)) {
        MBEANSERVER_LOGGER.logp(Level.FINER,
                DefaultMBeanServerInterceptor.class.getName(),
                "addNotificationListener",
                "ObjectName = " + name + ", Listener = " + listener);
    }
    server.addNotificationListener(name,(NotificationListener) resource,
                                   filter, handback) ;
}

/**
 * This method always fail since all MBeanServerDelegateMBean attributes
 * are read-only.
 *
 * @param attribute The identification of the attribute to
 * be set and  the value it is to be set to.
 *
 * @exception AttributeNotFoundException
 */
public void setAttribute(Attribute attribute)
    throws AttributeNotFoundException, InvalidAttributeValueException,
           MBeanException, ReflectionException {

    // Now we will always fail:
    // Either because the attribute is null or because it is not
    // accessible (or does not exist).
    //
    final String attname = (attribute==null?null:attribute.getName());
    if (attname == null) {
        final RuntimeException r =
            new IllegalArgumentException("Attribute name cannot be null");
        throw new RuntimeOperationsException(r,
            "Exception occurred trying to invoke the setter on the MBean");
    }

    // This is a hack: we call getAttribute in order to generate an
    // AttributeNotFoundException if the attribute does not exist.
    //
    Object val = getAttribute(attname);

    // If we reach this point, we know that the requested attribute
    // exists. However, since all attributes are read-only, we throw
    // an AttributeNotFoundException.
    //
    throw new AttributeNotFoundException(attname + " not accessible");
}

/**
 * Constructor taking field names and field values.  Neither array
 * can be null.
 *
 * @param fieldNames String array of field names.  No elements of
 * this array can be null.
 * @param fieldValues Object array of the corresponding field
 * values.  Elements of the array can be null. The
 * <code>fieldValue</code> must be valid for the
 * <code>fieldName</code> (as defined in method {@link #isValid
 * isValid})
 *
 * <p>Note: array sizes of parameters should match. If both arrays
 * are empty, then an empty descriptor is created.</p>
 *
 * @exception RuntimeOperationsException for illegal value for
 * field Names or field Values.  The array lengths must be equal.
 * If the descriptor construction fails for any reason, this
 * exception will be thrown.
 *
 */
public DescriptorSupport(String[] fieldNames, Object[] fieldValues)
        throws RuntimeOperationsException {
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINEST)) {
        MODELMBEAN_LOGGER.logp(Level.FINEST,
                DescriptorSupport.class.getName(),
                "Descriptor(fieldNames,fieldObjects)", "Constructor");
    }

    if ((fieldNames == null) || (fieldValues == null) ||
        (fieldNames.length != fieldValues.length)) {
        if (MODELMBEAN_LOGGER.isLoggable(Level.FINEST)) {
            MODELMBEAN_LOGGER.logp(Level.FINEST,
                    DescriptorSupport.class.getName(),
                    "Descriptor(fieldNames,fieldObjects)",
                    "Illegal arguments");
        }

        final String msg =
            "Null or invalid fieldNames or fieldValues";
        final RuntimeException iae = new IllegalArgumentException(msg);
        throw new RuntimeOperationsException(iae, msg);
    }

    /* populate internal structure with fields */
    init(null);
    for (int i=0; i < fieldNames.length; i++) {
        // setField will throw an exception if a fieldName is be null.
        // the fieldName and fieldValue will be validated in setField.
        setField(fieldNames[i], fieldValues[i]);
    }
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINEST)) {
        MODELMBEAN_LOGGER.logp(Level.FINEST,
                DescriptorSupport.class.getName(),
                "Descriptor(fieldNames,fieldObjects)", "Exit");
    }
}

public MX4JModelMBean() throws MBeanException, RuntimeOperationsException {
  try {
    load();
  } catch (Exception x) {
    Logger logger = getLogger();
    logger.warn(LocalizedStrings.MX4JModelMBean_CANNOT_RESTORE_PREVIOUSLY_SAVED_STATUS
        .toLocalizedString(), x);
  }
}

public ModelMBeanOperationInfo getOperation(String inName)
throws MBeanException, RuntimeOperationsException {
    ModelMBeanOperationInfo retInfo = null;
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINER)) {
        MODELMBEAN_LOGGER.logp(Level.FINER,
                ModelMBeanInfoSupport.class.getName(),
                "getOperation(String)", "Entry");
    }
    if (inName == null) {
        throw new RuntimeOperationsException(
                new IllegalArgumentException("inName is null"),
                "Exception occurred trying to get the " +
                "ModelMBeanOperationInfo of the MBean");
    }
    MBeanOperationInfo[] operList = modelMBeanOperations; //this.getOperations();
    int numOpers = 0;
    if (operList != null) numOpers = operList.length;

    for (int i=0; (i < numOpers) && (retInfo == null); i++) {
        if (inName.equals(operList[i].getName())) {
            retInfo = ((ModelMBeanOperationInfo) operList[i].clone());
        }
    }
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINER)) {
        MODELMBEAN_LOGGER.logp(Level.FINER,
                ModelMBeanInfoSupport.class.getName(),
                "getOperation(String)", "Exit");
    }

    return retInfo;
}

/**
 * Returns the ModelMBeanConstructorInfo requested by name.
 * If no ModelMBeanConstructorInfo exists for this name null is returned.
 *
 * @param inName the name of the constructor.
 *
 * @return the constructor info for the named constructor, or null
 * if there is none.
 *
 * @exception MBeanException Wraps a distributed communication Exception.
 * @exception RuntimeOperationsException Wraps an IllegalArgumentException
 *            for a null constructor name.
 */

public ModelMBeanConstructorInfo getConstructor(String inName)
throws MBeanException, RuntimeOperationsException {
    ModelMBeanConstructorInfo retInfo = null;
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINER)) {
        MODELMBEAN_LOGGER.logp(Level.FINER,
                ModelMBeanInfoSupport.class.getName(),
                "getConstructor(String)", "Entry");
    }
    if (inName == null) {
        throw new RuntimeOperationsException(
                new IllegalArgumentException("Constructor name is null"),
                "Exception occurred trying to get the " +
                "ModelMBeanConstructorInfo of the MBean");
    }
    MBeanConstructorInfo[] consList = modelMBeanConstructors; //this.getConstructors();
    int numCons = 0;
    if (consList != null) numCons = consList.length;

    for (int i=0; (i < numCons) && (retInfo == null); i++) {
        if (inName.equals(consList[i].getName())) {
            retInfo = ((ModelMBeanConstructorInfo) consList[i].clone());
        }
    }
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINER)) {
        MODELMBEAN_LOGGER.logp(Level.FINER,
                ModelMBeanInfoSupport.class.getName(),
                "getConstructor(String)", "Exit");
    }

    return retInfo;
}

public ModelMBeanNotificationInfo getNotification(String inName)
throws MBeanException, RuntimeOperationsException {
    ModelMBeanNotificationInfo retInfo = null;
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINER)) {
        MODELMBEAN_LOGGER.logp(Level.FINER,
                ModelMBeanInfoSupport.class.getName(),
                "getNotification(String)", "Entry");
    }
    if (inName == null) {
        throw new RuntimeOperationsException(
                new IllegalArgumentException("Notification name is null"),
                "Exception occurred trying to get the " +
                "ModelMBeanNotificationInfo of the MBean");
    }
    MBeanNotificationInfo[] notifList = modelMBeanNotifications; //this.getNotifications();
    int numNotifs = 0;
    if (notifList != null) numNotifs = notifList.length;

    for (int i=0; (i < numNotifs) && (retInfo == null); i++) {
        if (inName.equals(notifList[i].getName())) {
            retInfo = ((ModelMBeanNotificationInfo) notifList[i].clone());
        }
    }
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINER)) {
        MODELMBEAN_LOGGER.logp(Level.FINER,
                ModelMBeanInfoSupport.class.getName(),
                "getNotification(String)", "Exit");
    }

    return retInfo;
}