class-replace-agent

• mvn clean package assembly:single
• set jvm options :

  -javaagent:/Users/userhome/class-replace-agent-1.0-SNAPSHOT-jar-with-dependencies.jar
  -Dconfig_file=/Users/userhome/agent.properties

• agent.properties 配置

# 扫描路径
scan=com.itrey
# rep. 开头配置需要替换的类 比如下是用BTest替换ATest，要求BTest必须是继承ATest
rep.com.itrey.ATest=com.itrey.BTest

• run test : com.itrey.AgentTest