获取class对象的方法
package cn.usts.edu.Reflection03;
public class GetClassDemo {
public static void main(String[] args) throws ClassNotFoundException {
Person person = new Teacher();
System.out.println("这个人是"+person.name);
Class c1 = person.getClass();
System.out.println(c1.hashCode());
Class c2 = Class.forName("cn.usts.edu.Reflection03.Teacher");
System.out.println(c2.hashCode());
Class c3 = Teacher.class;
System.out.println(c3.hashCode());
Class c4 = Integer.TYPE;
System.out.println(c4);
Class c5 = c1.getSuperclass();
System.out.println(c5);
}
}
class Person{
int age;
String name;
public Person(int age, String name) {
this.age = age;
this.name = name;
}
public Person() {
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
@Override
public String toString() {
return "Person{" +
"age=" + age +
", name='" + name + '\'' +
'}';
}
}
class Teacher extends Person{
public Teacher() {
this.age = 30;
this.name = "老师";
}
}
class Student extends Person{
public Student() {
this.age=18;
this.name="学生";
}
}