https://blog.csdn.net/conquer0715/article/details/51774746
javac TransClass 移动到 "/Users/changxx/Downloads/TransClass.class" 运行TestMainInJar#main 运行AttachTest
https://blog.csdn.net/conquer0715/article/details/51774746
javac TransClass 移动到 "/Users/changxx/Downloads/TransClass.class" 运行TestMainInJar#main 运行AttachTest