From 80ae06858ed4a825c2db2b05e2edb3fb4a95cd6e Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Wed, 1 Apr 2026 14:11:32 +0800
Subject: [PATCH] =?UTF-8?q?=E8=BF=9B=E9=98=B6day12-Class=E5=AF=B9=E8=B1=A1?=
 =?UTF-8?q?=E7=9A=84=E4=B8=89=E7=A7=8D=E8=8E=B7=E5=8F=96=E6=96=B9=E5=BC=8F?=
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---
 .../src/com/inmind/refelct02/Demo02.java      | 37 +++++++++++++++++++
 .../src/com/inmind/refelct02/Student.java     |  5 +++
 2 files changed, 42 insertions(+)
 create mode 100644 javaSE-day12/src/com/inmind/refelct02/Demo02.java
 create mode 100644 javaSE-day12/src/com/inmind/refelct02/Student.java

diff --git a/javaSE-day12/src/com/inmind/refelct02/Demo02.java b/javaSE-day12/src/com/inmind/refelct02/Demo02.java
new file mode 100644
index 0000000..d28e52f
--- /dev/null
+++ b/javaSE-day12/src/com/inmind/refelct02/Demo02.java
@@ -0,0 +1,37 @@
+package com.inmind.refelct02;
+/*
+ 反射：在程序运行时，操作类（构造方法，成员方法，成员变量）
+ 反射前提是Class对象！！
+
+ --------------------------------------------------
+ Class对象的三种获取方式
+    1.Class.forName("全类名")   常用于框架的初始化操作（jdbc注册驱动）
+            全类名：包名+类名
+    2.类名.class                常用于反射API中作为参数
+
+    3.对象名.getClass()         常用于类型判断
+ */
+public class Demo02 {
+    public static void main(String[] args) throws ClassNotFoundException {
+        //Class对象的获取方式一：
+        Class<?> clazz1 = Class.forName("com.inmind.refelct02.Student");
+        System.out.println(clazz1);
+
+        //Class对象的获取方式二：
+        Class<Student> clazz2 = Student.class;
+        System.out.println(clazz2);
+
+        //Class对象的获取方式三：
+        Student s = new Student();
+        Class<? extends Student> clazz3 = s.getClass();
+        System.out.println(clazz3);//Class类中toString重写过了
+
+        //注意：一个类的字节码文件只有一个，与之对应的描述对象也只有一个，那么clazz1、clazz2、clazz3其实是同一个对象
+        System.out.println(clazz1 == clazz2);//true
+        System.out.println(clazz3 == clazz2);//true
+
+        //Class对象的常用方法
+        System.out.println(clazz1.getName());//全类名：com.inmind.refelct02.Student
+        System.out.println(clazz1.getSimpleName());//类名：Student
+    }
+}
diff --git a/javaSE-day12/src/com/inmind/refelct02/Student.java b/javaSE-day12/src/com/inmind/refelct02/Student.java
new file mode 100644
index 0000000..4476341
--- /dev/null
+++ b/javaSE-day12/src/com/inmind/refelct02/Student.java
@@ -0,0 +1,5 @@
+package com.inmind.refelct02;
+
+public class Student {
+
+}