The Spring Framework

## org.springframework.jmx.export
Class SpringModelMBean

    java.lang.Object
      javax.management.modelmbean.RequiredModelMBean
          org.springframework.jmx.export.SpringModelMBean

All Implemented Interfaces:
  DynamicMBean, MBeanRegistration, ModelMBean, ModelMBeanNotificationBroadcaster, NotificationBroadcaster, NotificationEmitter, PersistentMBean

    public class SpringModelMBean

extends RequiredModelMBean

Extension of the `RequiredModelMBean` class that ensures the `thread context ClassLoader` is switched for the managed resource's `ClassLoader` before any invocations occur.

Since:
  2.0
Author:
  Rob Harrop
See Also:
  `RequiredModelMBean`

Constructor Summary
`SpringModelMBean()` Construct a new SpringModelMBean instance with an empty `ModelMBeanInfo`.
`SpringModelMBean(ModelMBeanInfo mbi)` Construct a new SpringModelMBean instance with the given `ModelMBeanInfo`.

Method Summary
`Object` `getAttribute(String attrName)` Switches the `context ClassLoader` for the managed resources `ClassLoader` before allowing the invocation to occur.
`AttributeList` `getAttributes(String[] attrNames)` Switches the `context ClassLoader` for the managed resources `ClassLoader` before allowing the invocation to occur.
`Object` `invoke(String opName, Object[] opArgs, String[] sig)` Switches the `context ClassLoader` for the managed resources `ClassLoader` before allowing the invocation to occur.
`void` `setAttribute(Attribute attribute)` Switches the `context ClassLoader` for the managed resources `ClassLoader` before allowing the invocation to occur.
`AttributeList` `setAttributes(AttributeList attributes)` Switches the `context ClassLoader` for the managed resources `ClassLoader` before allowing the invocation to occur.
`void` `setManagedResource(Object managedResource, String managedResourceType)` Sets managed resource to expose and stores its `ClassLoader`.

Methods inherited from class javax.management.modelmbean.RequiredModelMBean

`addAttributeChangeNotificationListener, addNotificationListener, getClassLoaderRepository, getMBeanInfo, getNotificationInfo, load, postDeregister, postRegister, preDeregister, preRegister, removeAttributeChangeNotificationListener, removeNotificationListener, removeNotificationListener, sendAttributeChangeNotification, sendAttributeChangeNotification, sendNotification, sendNotification, setModelMBeanInfo, store`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### SpringModelMBean

    public SpringModelMBean()
                     throws MBeanException,
                            RuntimeOperationsException

  Construct a new SpringModelMBean instance with an empty `ModelMBeanInfo`.

  Throws:
    `MBeanException`
    `RuntimeOperationsException`
  See Also:
    `RequiredModelMBean.RequiredModelMBean()`

### SpringModelMBean

    public SpringModelMBean(ModelMBeanInfo mbi)
                     throws MBeanException,
                            RuntimeOperationsException

  Construct a new SpringModelMBean instance with the given `ModelMBeanInfo`.

  Throws:
    `MBeanException`
    `RuntimeOperationsException`
  See Also:
    `RequiredModelMBean.RequiredModelMBean(ModelMBeanInfo)`

Method Detail

### setManagedResource

    public void setManagedResource(Object managedResource,
                                   String managedResourceType)
                            throws MBeanException,
                                   InstanceNotFoundException,
                                   InvalidTargetObjectTypeException

  Sets managed resource to expose and stores its `ClassLoader`.

  Specified by:
    `setManagedResource` in interface `ModelMBean`
  Overrides:
    `setManagedResource` in class `RequiredModelMBean`
  Throws:
    `MBeanException`
    `InstanceNotFoundException`
    `InvalidTargetObjectTypeException`

### invoke

    public Object invoke(String opName,
                         Object[] opArgs,
                         String[] sig)
                  throws MBeanException,
                         ReflectionException

  Switches the `context ClassLoader` for the managed resources `ClassLoader` before allowing the invocation to occur.

  Specified by:
    `invoke` in interface `DynamicMBean`
  Overrides:
    `invoke` in class `RequiredModelMBean`
  Throws:
    `MBeanException`
    `ReflectionException`
  See Also:
    `DynamicMBean.invoke(java.lang.String, java.lang.Object[], java.lang.String[])`

### getAttribute

    public Object getAttribute(String attrName)
                        throws AttributeNotFoundException,
                               MBeanException,
                               ReflectionException

  Switches the `context ClassLoader` for the managed resources `ClassLoader` before allowing the invocation to occur.

  Specified by:
    `getAttribute` in interface `DynamicMBean`
  Overrides:
    `getAttribute` in class `RequiredModelMBean`
  Throws:
    `AttributeNotFoundException`
    `MBeanException`
    `ReflectionException`
  See Also:
    `DynamicMBean.getAttribute(java.lang.String)`

### getAttributes

    public AttributeList getAttributes(String[] attrNames)

  Switches the `context ClassLoader` for the managed resources `ClassLoader` before allowing the invocation to occur.

  Specified by:
    `getAttributes` in interface `DynamicMBean`
  Overrides:
    `getAttributes` in class `RequiredModelMBean`
  See Also:
    `DynamicMBean.getAttributes(java.lang.String[])`

### setAttribute

    public void setAttribute(Attribute attribute)
                      throws AttributeNotFoundException,
                             InvalidAttributeValueException,
                             MBeanException,
                             ReflectionException

  Switches the `context ClassLoader` for the managed resources `ClassLoader` before allowing the invocation to occur.

  Specified by:
    `setAttribute` in interface `DynamicMBean`
  Overrides:
    `setAttribute` in class `RequiredModelMBean`
  Throws:
    `AttributeNotFoundException`
    `InvalidAttributeValueException`
    `MBeanException`
    `ReflectionException`
  See Also:
    `DynamicMBean.setAttribute(javax.management.Attribute)`

### setAttributes

    public AttributeList setAttributes(AttributeList attributes)

  Switches the `context ClassLoader` for the managed resources `ClassLoader` before allowing the invocation to occur.

  Specified by:
    `setAttributes` in interface `DynamicMBean`
  Overrides:
    `setAttributes` in class `RequiredModelMBean`
  See Also:
    `DynamicMBean.setAttributes(javax.management.AttributeList)`

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