已知:类Student package spring.test; public class Student { private int id; public Student(int id){ this.id=id; } public int getId() { return id; } public void setId(int id) { this.id = id; } } package spring.test; public class MyStudentFactory { //使用自己的静态工厂创建Student实例 public static Student createStudent(){ return new Student(); } } 在配置文件中bean元素中,使用静态工厂实例化,设置注入方法注入,下列空中应该填入什么。 class =" ( 1 ) " ( 2 ) ="createStudent"> < ( 3) name="id" value="3"/>