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javax.management.namespace
Interface JMXNamespaceMBean

All Known Subinterfaces:

JMXRemoteNamespaceMBean

All Known Implementing Classes:

JMXDomain, JMXNamespace, JMXRemoteNamespace

public interface JMXNamespaceMBean

A JMXNamespace is an MBean that handles a name space in the MBeanServer hierarchical name space.

Since:

1.7

See Also:

JMXNamespace

Method Summary

Modifier and Type	Method and Description
String	getDefaultDomain() Returns the default domain for the name space handled by this JMXNamespace.
String[]	getDomains() Returns the list of domains currently implemented in the name space handled by this JMXNamespace.
Integer	getMBeanCount() Returns the number of MBeans registered in the name space handled by this JMXNamespace.
String	getUUID() Returns a UUID string which uniquely identifies this JMXNamespace MBean.

Method Detail

getDomains

String[] getDomains()
                    throws IOException

Returns the list of domains currently implemented in the name space handled by this JMXNamespace.

Returns:

the list of domains currently implemented in the name space handled by this JMXNamespace.

Throws:

IOException - if the domain list cannot be obtained due to I/O problems (communication failures etc...).

See Also:

MBeanServerConnection.getDomains

getDefaultDomain

String getDefaultDomain()
                        throws IOException

Returns the default domain for the name space handled by this JMXNamespace.

Returns:

the default domain for the name space handled by this JMXNamespace.

Throws:

IOException - if the default domain cannot be obtained due to I/O problems (communication failures etc...).

See Also:

MBeanServerConnection.getDefaultDomain

getMBeanCount

Integer getMBeanCount()
                      throws IOException

Returns the number of MBeans registered in the name space handled by this JMXNamespace.

Returns:

the number of MBeans registered in the name space handled by this JMXNamespace.

Throws:

IOException - if the MBean count cannot be obtained due to I/O problems (communication failures etc...).

See Also:

MBeanServerConnection.getMBeanCount

getUUID

String getUUID()
               throws IOException

Returns a UUID string which uniquely identifies this JMXNamespace MBean. This information can be used to detect loops in the JMX name space graph.

Returns:

A unique ID identifying this MBean.

Throws:

IOException - if the MBean UUID cannot be obtained due to I/O problems (communication failures etc...).