Java Reflection Call Dynamic method

Package Com.pigetest.util;import Java.lang.reflect.Method; Public classPrivatemethodtesthelper { Public StaticObject Invoke (String clazzname,string methodname,object ...params){        Try{Class<?> clazz=Class.forName (clazzname); Object obj=clazz.newinstance (); Method[] Methods=Clazz.getdeclaredmethods (); Method Callmethod=NULL;  for(Method method:methods) {if(Method.getname (). Equals (MethodName)) {Callmethod=method;  Break; }} callmethod.setaccessible (true); return(Object) Callmethod.invoke (obj,params); } Catch(Exception e) {e.printstacktrace (); }        return NULL; }     Public Static voidMain (string[] args) {intValue= (Integer) Privatemethodtesthelper.invoke ("Com.pigetest.util.AddNumber","Addnumber",1,2); System. out. println (value); }}

Java Reflection Call Dynamic method