public static void main(String[] args) throws ClassNotFoundException, IllegalAccessException, IllegalArgumentException, InvocationTargetException, InstantiationException {
//
需求:执行类中所有以test开头的方法
Scanner in = new Scanner(System.in);
String className = in.nextLine();
//动态加载类
Class clas = Class.forName(className);
Method[] methods = clas.getMethods();//继承 公共方法
Method[] declaredMethods = clas.getDeclaredMethods();//非继承 所有方法
//创建一个不可重复集合set
Set set = new HashSet();
for (Method method : methods) {
set.add(method);
}
for (Method method : declaredMethods) {
set.add(method);
}
//创建一个list集合存储以该类中所有以test开头的方法
List list = new ArrayList();
for (Method method : set) {
//System.out.println(method); //打桩
if (method.getName().startsWith("test")) {
list.add(method);
}
}
for (Method method : list) {
//System.out.println(method);
//invoke是方法执行完毕返回的对象
Object invoke = method.invoke(clas.newInstance(), null);
System.out.println("执行完毕");
}
} 
