From 53f046e66e56be3f021b53a739ce7126f0a720ec Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Wed, 4 Feb 2026 10:39:13 +0800
Subject: [PATCH] =?UTF-8?q?=E8=BF=9B=E9=98=B6day04-Objects=E9=87=8C?=
 =?UTF-8?q?=E9=9D=A2=E7=9A=84requireNonNull=E6=96=B9=E6=B3=95(=E4=BA=86?=
 =?UTF-8?q?=E8=A7=A3)?=
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---
 .../src/com/inmind/throw02/ObjectsDemo04.java | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 javaSE-day05/src/com/inmind/throw02/ObjectsDemo04.java

diff --git a/javaSE-day05/src/com/inmind/throw02/ObjectsDemo04.java b/javaSE-day05/src/com/inmind/throw02/ObjectsDemo04.java
new file mode 100644
index 0000000..6c2fba8
--- /dev/null
+++ b/javaSE-day05/src/com/inmind/throw02/ObjectsDemo04.java
@@ -0,0 +1,21 @@
+package com.inmind.throw02;
+
+import java.util.Objects;
+
+/*
+5.Objects里面的requireNonNull方法(了解)
+
+    JDK源码中,它也是通过throw主动抛出一个异常,而不是让JVM抛出
+ */
+public class ObjectsDemo04 {
+    public static void main(String[] args) {
+        String str = null;
+        /*if (str == null) {
+            throw new NullPointerException("str不能为null");
+        }*/
+
+        Objects.requireNonNull(str,"str不能为null");
+
+        System.out.println("程序结束");
+    }
+}