首页  

Java黑科技VirtualMachine     所属分类 java 浏览量 210
https://docs.oracle.com/javase/8/docs/jdk/api/attach/spec/com/sun/tools/attach/VirtualMachine.html


static VirtualMachine	attach(String id)
Attaches to a Java virtual machine.


static VirtualMachine	attach(VirtualMachineDescriptor vmd)
Attaches to a Java virtual machine.

abstract void	detach()
Detach from the virtual machine.

abstract Properties	getAgentProperties()
Returns the current agent properties in the target virtual machine.


abstract Properties	getSystemProperties()
Returns the current system properties in the target virtual machine.

static List	list()
Return a list of Java virtual machines.


void	loadAgent(String agent)
Loads an agent.
在运行时动态加载  java agent



abstract void	loadAgent(String agent, String options)
Loads an agent.

void	loadAgentLibrary(String agentLibrary)
Loads an agent library.

abstract void	loadAgentLibrary(String agentLibrary, String options)
Loads an agent library.

void	loadAgentPath(String agentPath)
Load a native agent library by full pathname.

abstract void	loadAgentPath(String agentPath, String options)
Load a native agent library by full pathname.


attach DIY ShowClassAgent MyAttachTest Agent-Class dyyx.agent.attach.ShowClassAgent mvn install -f pom-attach-agent.xml java -cp .:jvmtools-1.0.jar dyyx.agent.attach.MyAttachTest 60295 jvmtools-1.0.jar Caused by: java.lang.ClassNotFoundException: com.sun.tools.attach.VirtualMachine java -cp .:jvmtools-1.0.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_121.jdk/Contents/Home/lib/tools.jar dyyx.agent.attach.MyAttachTest 60295 jvmtools-1.0.jar Exception in thread "main" com.sun.tools.attach.AgentLoadException: Agent JAR not found or no Agent-Class attribute java -cp .:jvmtools-1.0.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_121.jdk/Contents/Home/lib/tools.jar dyyx.agent.attach.MyAttachTest 60295 /Users/dugang/work/demos/jvmtools/target/jvmtools-1.0.jar agent jar 使用 全路径 目标JVM进程 (PID 60295) 控制台输出 加载的类名 完整代码 https://gitee.com/dyyx/demos/tree/master/jvmtools/src/main/java/dyyx/agent/attach
java代码获取所有jvm进程 jvm外挂工具揭秘 javaagent机制 java debug 原理简介 javaagent两种加载方式及实例

上一篇     下一篇
zookeeper集群搭建

互联网广告术语解释

linux sort 命令

Spring JMX

JVM Attach机制

arthas原理简介