java.arthas

Class Spy

java.lang.Object

java.arthas.Spy

public class Spy
extends Object

间谍类
藏匿在各个ClassLoader中 Created by vlinux on 15/8/23.

Field Summary

Fields

Modifier and Type	Field and Description
static String	AFTER_INVOKE
static Method	AFTER_INVOKING_METHOD
static Method	AGENT_RESET_METHOD 代理重设方法
static String	BEFORE_INVOKE
static Method	BEFORE_INVOKING_METHOD
static ClassLoader	CLASSLOADER arthas's classloader 引用
static String	ON_BEFORE
static Method	ON_BEFORE_METHOD
static String	ON_RETURN
static Method	ON_RETURN_METHOD
static String	ON_THROWS
static Method	ON_THROWS_METHOD
static String	THROW_INVOKE
static Method	THROW_INVOKING_METHOD

Constructor Summary

Constructors

Constructor and Description
Spy()

Method Summary

Modifier and Type	Method and Description
static void	destroy() Clean up the reference to com.taobao.arthas.agent.AgentLauncher$1 to avoid classloader leak.
static void	init(ClassLoader classLoader, Method onBeforeMethod, Method onReturnMethod, Method onThrowsMethod, Method beforeInvokingMethod, Method afterInvokingMethod, Method throwInvokingMethod) 用于普通的间谍初始化
static void	methodOnBegin(int adviceId, ClassLoader loader, String className, String methodName, String methodDesc, Object target, Object[] args) empty method
static void	methodOnInvokeAfterTracing(int adviceId, String owner, String name, String desc, int lineNumber)
static void	methodOnInvokeBeforeTracing(int adviceId, String owner, String name, String desc, int lineNumber)
static void	methodOnInvokeThrowTracing(int adviceId, String owner, String name, String desc, int lineNumber)
static void	methodOnReturnEnd(Object returnObject) empty method
static void	methodOnThrowingEnd(Throwable throwable)

Methods inherited from class java.lang.Object

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

Field Detail

ON_BEFORE

public static final String ON_BEFORE

See Also:

Constant Field Values

ON_RETURN

public static final String ON_RETURN

See Also:

Constant Field Values

ON_THROWS

public static final String ON_THROWS

See Also:

Constant Field Values

BEFORE_INVOKE

public static final String BEFORE_INVOKE

See Also:

Constant Field Values

AFTER_INVOKE

public static final String AFTER_INVOKE

See Also:

Constant Field Values

THROW_INVOKE

public static final String THROW_INVOKE

See Also:

Constant Field Values

ON_BEFORE_METHOD

public static volatile Method ON_BEFORE_METHOD

ON_RETURN_METHOD

public static volatile Method ON_RETURN_METHOD

ON_THROWS_METHOD

public static volatile Method ON_THROWS_METHOD

BEFORE_INVOKING_METHOD

public static volatile Method BEFORE_INVOKING_METHOD

AFTER_INVOKING_METHOD

public static volatile Method AFTER_INVOKING_METHOD

THROW_INVOKING_METHOD

public static volatile Method THROW_INVOKING_METHOD

CLASSLOADER

public static volatile ClassLoader CLASSLOADER

arthas's classloader 引用

AGENT_RESET_METHOD

public static volatile Method AGENT_RESET_METHOD

代理重设方法

Constructor Detail

Spy

public Spy()

Method Detail

init

public static void init(ClassLoader classLoader,
                        Method onBeforeMethod,
                        Method onReturnMethod,
                        Method onThrowsMethod,
                        Method beforeInvokingMethod,
                        Method afterInvokingMethod,
                        Method throwInvokingMethod)

用于普通的间谍初始化

destroy

public static void destroy()

Clean up the reference to com.taobao.arthas.agent.AgentLauncher$1 to avoid classloader leak.

methodOnBegin

public static void methodOnBegin(int adviceId,
                                 ClassLoader loader,
                                 String className,
                                 String methodName,
                                 String methodDesc,
                                 Object target,
                                 Object[] args)

empty method

Parameters:

adviceId -

loader -

className -

methodName -

methodDesc -

target -

args -

See Also:

com.taobao.arthas.core.advisor.AdviceWeaver#methodOnBegin(int, ClassLoader, String, String, String, Object, Object[])

methodOnReturnEnd

public static void methodOnReturnEnd(Object returnObject)

empty method

Parameters:

returnObject -

See Also:

com.taobao.arthas.core.advisor.AdviceWeaver#methodOnReturnEnd(Object)

methodOnThrowingEnd

public static void methodOnThrowingEnd(Throwable throwable)

methodOnInvokeBeforeTracing

public static void methodOnInvokeBeforeTracing(int adviceId,
                                               String owner,
                                               String name,
                                               String desc,
                                               int lineNumber)

methodOnInvokeAfterTracing

public static void methodOnInvokeAfterTracing(int adviceId,
                                              String owner,
                                              String name,
                                              String desc,
                                              int lineNumber)

methodOnInvokeThrowTracing

public static void methodOnInvokeThrowTracing(int adviceId,
                                              String owner,
                                              String name,
                                              String desc,
                                              int lineNumber)