Package fish.payara.monitoring.rest.app

Class MBeanServerDelegate

java.lang.Object

fish.payara.monitoring.rest.app.MBeanServerDelegate

@Singleton
public class MBeanServerDelegate
extends Object

Author:

Fraser Savage

Constructor Summary

Constructors

Constructor	Description
MBeanServerDelegate()

Method Summary

Modifier and Type	Method	Description
MBeanInfo	getMBean(String mbeanname)	Returns an MBeanInfo object.
Object	getMBeanAttribute(String mbeanname, String attributename)	Returns an MBean attribute in the form of an Object.
AttributeList	getMBeanAttributes(String mbeanname, String[] attributenames)	Retrieves the values of several attributes of a named MBean.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MBeanServerDelegate

public MBeanServerDelegate()

Method Detail

getMBean

public MBeanInfo getMBean(String mbeanname)
                   throws InstanceNotFoundException,
                          IntrospectionException,
                          ReflectionException,
                          MalformedObjectNameException

Returns an MBeanInfo object. The mbeanname argument must be a valid ObjectName.

Parameters:

mbeanname - The value of the MBean ObjectName.

Returns:

The instance of MBeanInfo returned for the mbeanname provided.

Throws:

InstanceNotFoundException

IntrospectionException

ReflectionException

MalformedObjectNameException

getMBeanAttribute

public Object getMBeanAttribute(String mbeanname,
                                String attributename)
                         throws MBeanException,
                                AttributeNotFoundException,
                                InstanceNotFoundException,
                                ReflectionException,
                                MalformedObjectNameException

Returns an MBean attribute in the form of an Object. The mbeanname argument must be a valid ObjectName. The attributename argument is a specifier relative to the mbeanname argument.

Parameters:

mbeanname - The value of the MBean ObjectName

attributename - The name of the attribute to get from the mbeanname on the MBeanServer.

Returns:

The Object representing the MBean attribute requested.

Throws:

MBeanException

AttributeNotFoundException

InstanceNotFoundException

ReflectionException

MalformedObjectNameException

getMBeanAttributes

public AttributeList getMBeanAttributes(String mbeanname,
                                        String[] attributenames)
                                 throws InstanceNotFoundException,
                                        MalformedObjectNameException,
                                        ReflectionException

Retrieves the values of several attributes of a named MBean. The MBean is identified by its object name. If one or more attributes cannot be retrieved for some reason, they will be omitted from the returned AttributeList.

Parameters:

mbeanname - The object name of the MBean from which the attributes are retrieved.

attributenames - A list of the attributes to be retrieved.

Returns:

The list of the retrieved attributes.

Throws:

InstanceNotFoundException

MalformedObjectNameException

ReflectionException