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Test02.java
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69 lines (41 loc) · 989 Bytes
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package reflection;
public class Test02 {
public static void main(String[] args) throws ClassNotFoundException {
Person person = new Student();
System.out.println("这个人是" + person.name);
Class c1 = person.getClass();
System.out.println(c1.hashCode());
Class c2 = Class.forName("reflection.Student");
System.out.println(c2.hashCode());
Class c3 = Student.class;
System.out.println(c3.hashCode());
Class c4=Integer.TYPE;
System.out.println(c4);
Class c5=c1.getSuperclass();
System.out.println(c5);
}
}
class Person {
public String name;
public Person() {
}
public Person(String name) {
this.name = name;
}
@Override
public String toString() {
return "Person{" +
"name='" + name + '\'' +
'}';
}
}
class Teacher extends Person {
public Teacher() {
this.name = "老师";
}
}
class Student extends Person {
public Student() {
this.name = "学生";
}
}