java reflect 获取对象的方法及参数



import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

public class TestReflect {

 public static void main(String[] args) throws  ClassNotFoundException, InstantiationException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
  Class class1=Class.forName("TestReflect");
  Object o=class1.newInstance();
  Method[] m= o.getClass().getMethods();
  for(int i=0;i   Method ms=m[i];
  System.out.println(ms.getName());
   Class[] parameterTypes = ms.getParameterTypes();
         for (Class clas : parameterTypes) {
             String parameterName = clas.getName();
             System.out.println("参数名称:" + parameterName);
         }
  }
  
 }
 
 public TestReflect(){
  System.out.println("TestReflect");
 }
 public void play(String str){
  System.out.println(str);
 }
}