From 15c96f90ce15de40f98833e8f63898bc74a66f35 Mon Sep 17 00:00:00 2001
From: lee <lindamoxiaobei@163.com>
Date: Sun, 5 Dec 2021 18:56:07 +0000
Subject: [PATCH 1/2] constructor extensions from parent class.

---
 src/main/java/com/github/hcsp/inheritance/Cat.java | 8 +++-----
 src/main/java/com/github/hcsp/inheritance/Dog.java | 6 ++----
 src/main/java/com/github/hcsp/inheritance/Rat.java | 6 ++----
 3 files changed, 7 insertions(+), 13 deletions(-)

diff --git a/src/main/java/com/github/hcsp/inheritance/Cat.java b/src/main/java/com/github/hcsp/inheritance/Cat.java
index f86dc38..6f83491 100644
--- a/src/main/java/com/github/hcsp/inheritance/Cat.java
+++ b/src/main/java/com/github/hcsp/inheritance/Cat.java
@@ -1,16 +1,14 @@
 package com.github.hcsp.inheritance;
 
-public class Cat {
+public class Cat extends Animal{
+
     private String name;
 
     public Cat(String name) {
+        super(name);
         this.name = name;
     }
 
-    public void sayMyName() {
-        System.out.println("我的名字是" + name);
-    }
-
     public void meow() {
         System.out.println("喵" + name);
     }
diff --git a/src/main/java/com/github/hcsp/inheritance/Dog.java b/src/main/java/com/github/hcsp/inheritance/Dog.java
index 24e713a..08231fc 100644
--- a/src/main/java/com/github/hcsp/inheritance/Dog.java
+++ b/src/main/java/com/github/hcsp/inheritance/Dog.java
@@ -1,15 +1,13 @@
 package com.github.hcsp.inheritance;
 
-public class Dog {
+public class Dog extends Animal {
     private String name;
 
     public Dog(String name) {
+        super(name);
         this.name = name;
     }
 
-    public void sayMyName() {
-        System.out.println("我的名字是" + name);
-    }
 
     public void wang() {
         System.out.println("汪" + name);
diff --git a/src/main/java/com/github/hcsp/inheritance/Rat.java b/src/main/java/com/github/hcsp/inheritance/Rat.java
index bc517d1..7b673fe 100644
--- a/src/main/java/com/github/hcsp/inheritance/Rat.java
+++ b/src/main/java/com/github/hcsp/inheritance/Rat.java
@@ -1,15 +1,13 @@
 package com.github.hcsp.inheritance;
 
-public class Rat {
+public class Rat extends Animal {
     private String name;
 
     public Rat(String name) {
+        super(name);
         this.name = name;
     }
 
-    public void sayMyName() {
-        System.out.println("我的名字是" + name);
-    }
 
     public void zhizhi() {
         System.out.println("吱吱" + name);

From 4710f413f9a2d6108e15adb2815a83080f0ca1c0 Mon Sep 17 00:00:00 2001
From: lee <lindamoxiaobei@163.com>
Date: Sun, 5 Dec 2021 19:18:34 +0000
Subject: [PATCH 2/2] constructor extensions from parent class.

---
 src/main/java/com/github/hcsp/inheritance/Cat.java | 2 +-
 src/main/java/com/github/hcsp/inheritance/Dog.java | 2 +-
 src/main/java/com/github/hcsp/inheritance/Rat.java | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/main/java/com/github/hcsp/inheritance/Cat.java b/src/main/java/com/github/hcsp/inheritance/Cat.java
index 6f83491..b23f440 100644
--- a/src/main/java/com/github/hcsp/inheritance/Cat.java
+++ b/src/main/java/com/github/hcsp/inheritance/Cat.java
@@ -6,7 +6,7 @@ public class Cat extends Animal{
 
     public Cat(String name) {
         super(name);
-        this.name = name;
+
     }
 
     public void meow() {
diff --git a/src/main/java/com/github/hcsp/inheritance/Dog.java b/src/main/java/com/github/hcsp/inheritance/Dog.java
index 08231fc..691ad7c 100644
--- a/src/main/java/com/github/hcsp/inheritance/Dog.java
+++ b/src/main/java/com/github/hcsp/inheritance/Dog.java
@@ -5,7 +5,7 @@ public class Dog extends Animal {
 
     public Dog(String name) {
         super(name);
-        this.name = name;
+
     }
 
 
diff --git a/src/main/java/com/github/hcsp/inheritance/Rat.java b/src/main/java/com/github/hcsp/inheritance/Rat.java
index 7b673fe..782afd1 100644
--- a/src/main/java/com/github/hcsp/inheritance/Rat.java
+++ b/src/main/java/com/github/hcsp/inheritance/Rat.java
@@ -5,7 +5,7 @@ public class Rat extends Animal {
 
     public Rat(String name) {
         super(name);
-        this.name = name;
+
     }