From c9a3d2bdf1562941c8f29595610705240ae94543 Mon Sep 17 00:00:00 2001
From: NCJOAQ <2627723488@qq.com>
Date: Sun, 3 Aug 2025 23:54:50 +0800
Subject: [PATCH] =?UTF-8?q?feat(class40):=20=E6=96=B9=E6=B3=95=E5=BC=95?=
 =?UTF-8?q?=E7=94=A8=20-=20=E6=96=B0=E5=A2=9E=20Car=20=E7=B1=BB=EF=BC=8C?=
 =?UTF-8?q?=E5=8C=85=E5=90=AB=20name=20=E5=B1=9E=E6=80=A7=E5=92=8C=20Lombo?=
 =?UTF-8?q?k=20=E6=B3=A8=E8=A7=A3=20-=20=E6=B7=BB=E5=8A=A0=20Demo4=20?=
 =?UTF-8?q?=E7=B1=BB=EF=BC=8C=E6=BC=94=E7=A4=BA=E4=BD=BF=E7=94=A8=E5=8C=BF?=
 =?UTF-8?q?=E5=90=8D=E7=B1=BB=E5=92=8C=20lambda=20=E8=A1=A8=E8=BE=BE?=
 =?UTF-8?q?=E5=BC=8F=E5=AE=9E=E7=8E=B0=20CarFactory=20=E6=8E=A5=E5=8F=A3?=
 =?UTF-8?q?=20-=20=E6=96=B0=E5=A2=9E=20CarFactory=20=E6=8E=A5=E5=8F=A3?=
 =?UTF-8?q?=EF=BC=8C=E5=AE=9A=E4=B9=89=E8=8E=B7=E5=8F=96=20Car=20=E5=AE=9E?=
 =?UTF-8?q?=E4=BE=8B=E7=9A=84=E6=96=B9=E6=B3=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/class40/Car.java   | 12 ++++++++++++
 src/class40/Demo3.java |  1 -
 src/class40/Demo4.java | 17 +++++++++++++++++
 3 files changed, 29 insertions(+), 1 deletion(-)
 create mode 100644 src/class40/Car.java
 create mode 100644 src/class40/Demo4.java

diff --git a/src/class40/Car.java b/src/class40/Car.java
new file mode 100644
index 0000000..35f42a8
--- /dev/null
+++ b/src/class40/Car.java
@@ -0,0 +1,12 @@
+package class40;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class Car {
+    String name;
+}
diff --git a/src/class40/Demo3.java b/src/class40/Demo3.java
index 6813a34..979024f 100644
--- a/src/class40/Demo3.java
+++ b/src/class40/Demo3.java
@@ -28,6 +28,5 @@ public class Demo3 {
         System.out.println(Arrays.toString(names));
 
 
-
     }
 }
diff --git a/src/class40/Demo4.java b/src/class40/Demo4.java
new file mode 100644
index 0000000..f16c78a
--- /dev/null
+++ b/src/class40/Demo4.java
@@ -0,0 +1,17 @@
+package class40;
+
+public class Demo4 {
+    public static void main(String[] args) {
+        CarFactory cf = new CarFactory() {
+            @Override
+            public Car getCar(String name) {
+                return new Car(name);
+            }
+        };
+        CarFactory cf2 = Car::new; // lambda表达式
+
+    }
+}
+interface CarFactory{
+    Car getCar(String name);
+}