Package org.openjdk.jol.vm

Class InstrumentationSupport

java.lang.Object

org.openjdk.jol.vm.InstrumentationSupport

class InstrumentationSupport
extends java.lang.Object

Instrumentation API support.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	InstrumentationSupport.Installer

Field Summary

Fields

Modifier and Type	Field	Description
private static java.lang.instrument.Instrumentation	INSTRUMENTATION
private static boolean	TRY_DYNAMIC_ATTACH
private static boolean	TRY_INSTALL_ATTACH

Constructor Summary

Constructors

Constructor	Description
InstrumentationSupport()

Method Summary

Modifier and Type	Method	Description
(package private) static java.lang.instrument.Instrumentation	instance()
static void	premain(java.lang.String agentArgs, java.lang.instrument.Instrumentation inst)
private static void	saveAgentJar(java.io.File agentFile)
private static void	tryAlreadyAttached()
private static void	tryDynamicAttach()

Methods inherited from class java.lang.Object

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

Field Detail

INSTRUMENTATION

private static java.lang.instrument.Instrumentation INSTRUMENTATION

TRY_INSTALL_ATTACH

private static boolean TRY_INSTALL_ATTACH

TRY_DYNAMIC_ATTACH

private static boolean TRY_DYNAMIC_ATTACH

Constructor Detail

InstrumentationSupport

InstrumentationSupport()

Method Detail

premain

public static void premain(java.lang.String agentArgs,
                           java.lang.instrument.Instrumentation inst)

instance

static java.lang.instrument.Instrumentation instance()

tryAlreadyAttached

private static void tryAlreadyAttached()

tryDynamicAttach

private static void tryDynamicAttach()
                              throws java.lang.Exception

Throws:

java.lang.Exception

saveAgentJar

private static void saveAgentJar(java.io.File agentFile)
                          throws java.lang.Exception

Throws:

java.lang.Exception