Package org.openjdk.jmc.agent.jmx

Class AgentController

java.lang.Object

org.openjdk.jmc.agent.jmx.AgentController

All Implemented Interfaces:

AgentControllerMXBean

public class AgentController
extends Object
implements AgentControllerMXBean

Field Summary

Fields

Modifier and Type	Field	Description
private final Instrumentation	instrumentation
private static final Logger	logger
private final TransformRegistry	registry

Constructor Summary

Constructors

Constructor	Description
AgentController(Instrumentation instrumentation, TransformRegistry registry)

Method Summary

Modifier and Type	Method	Description
private void	checkSecurity()
void	defineEventProbes(String xmlDescription)	Reverts all existing instrumentation and then defines a new set of event probes to transform.
private Class<?>[]	retransformClasses(Set<String> classNames)
JFRTransformDescriptor[]	retrieveCurrentTransforms()
String	retrieveEventProbes()	Returns the most recent XML configuration that was successfully applied.

Methods inherited from class java.lang.Object

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

Field Details

logger

private static final Logger logger

instrumentation

private final Instrumentation instrumentation

registry

private final TransformRegistry registry

Constructor Details

AgentController

public AgentController(Instrumentation instrumentation,
 TransformRegistry registry)

Method Details

defineEventProbes

public void defineEventProbes(String xmlDescription)
                       throws Exception

Description copied from interface: AgentControllerMXBean

Reverts all existing instrumentation and then defines a new set of event probes to transform.

Specified by:

defineEventProbes in interface AgentControllerMXBean

Parameters:

xmlDescription - the XML snippet describing event probes to transform.

Throws:

Exception - thrown when an event probe's specified class can not be retransformed.

retransformClasses

private Class<?>[] retransformClasses(Set<String> classNames)

retrieveCurrentTransforms

public JFRTransformDescriptor[] retrieveCurrentTransforms()

Specified by:

retrieveCurrentTransforms in interface AgentControllerMXBean

retrieveEventProbes

public String retrieveEventProbes()

Description copied from interface: AgentControllerMXBean

Returns the most recent XML configuration that was successfully applied.

Specified by:

retrieveEventProbes in interface AgentControllerMXBean

Returns:

an XML snippet of the current configuration.

checkSecurity

private void checkSecurity()