✨ Introducing new features. 设计模式--->工厂方法模式

crossoverJie · crossoverJie · commit bf5b52ca85c0 · 2018-03-19T15:27:36.000+08:00
diff --git a/src/main/java/com/crossoverjie/design/pattern/factorymethod/Animal.java b/src/main/java/com/crossoverjie/design/pattern/factorymethod/Animal.java
@@ -0,0 +1,26 @@
+package com.crossoverjie.design.pattern.factorymethod;
+
+/**
+ * Function:
+ *
+ * @author crossoverJie
+ *         Date: 19/03/2018 14:29
+ * @since JDK 1.8
+ */
+public abstract class Animal {
+
+    private String name ;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    /**
+     * 描述抽象方法
+     */
+    protected abstract void desc() ;
+}
diff --git a/src/main/java/com/crossoverjie/design/pattern/factorymethod/AnimalFactory.java b/src/main/java/com/crossoverjie/design/pattern/factorymethod/AnimalFactory.java
@@ -0,0 +1,13 @@
+package com.crossoverjie.design.pattern.factorymethod;
+
+/**
+ * Function:工厂方法模式
+ *
+ * @author crossoverJie
+ *         Date: 19/03/2018 14:29
+ * @since JDK 1.8
+ */
+public interface AnimalFactory {
+
+    Animal createAnimal() ;
+}
diff --git a/src/main/java/com/crossoverjie/design/pattern/factorymethod/Cat.java b/src/main/java/com/crossoverjie/design/pattern/factorymethod/Cat.java
@@ -0,0 +1,15 @@
+package com.crossoverjie.design.pattern.factorymethod;
+
+/**
+ * Function:
+ *
+ * @author crossoverJie
+ *         Date: 19/03/2018 14:33
+ * @since JDK 1.8
+ */
+public class Cat extends Animal {
+    @Override
+    protected void desc() {
+        System.out.println("Cat name is=" + this.getName());
+    }
+}
diff --git a/src/main/java/com/crossoverjie/design/pattern/factorymethod/CatFactory.java b/src/main/java/com/crossoverjie/design/pattern/factorymethod/CatFactory.java
@@ -0,0 +1,15 @@
+package com.crossoverjie.design.pattern.factorymethod;
+
+/**
+ * Function:
+ *
+ * @author crossoverJie
+ *         Date: 19/03/2018 15:21
+ * @since JDK 1.8
+ */
+public class CatFactory implements AnimalFactory {
+    @Override
+    public Animal createAnimal() {
+        return new Cat();
+    }
+}
diff --git a/src/main/java/com/crossoverjie/design/pattern/factorymethod/Fish.java b/src/main/java/com/crossoverjie/design/pattern/factorymethod/Fish.java
@@ -0,0 +1,17 @@
+package com.crossoverjie.design.pattern.factorymethod;
+
+/**
+ * Function:
+ *
+ * @author crossoverJie
+ *         Date: 19/03/2018 14:32
+ * @since JDK 1.8
+ */
+public class Fish extends Animal {
+
+
+    @Override
+    protected void desc() {
+        System.out.println("fish name is=" + this.getName());
+    }
+}
diff --git a/src/main/java/com/crossoverjie/design/pattern/factorymethod/FishFactory.java b/src/main/java/com/crossoverjie/design/pattern/factorymethod/FishFactory.java
@@ -0,0 +1,15 @@
+package com.crossoverjie.design.pattern.factorymethod;
+
+/**
+ * Function:
+ *
+ * @author crossoverJie
+ *         Date: 19/03/2018 15:21
+ * @since JDK 1.8
+ */
+public class FishFactory implements AnimalFactory {
+    @Override
+    public Animal createAnimal() {
+        return new Fish() ;
+    }
+}
diff --git a/src/main/java/com/crossoverjie/design/pattern/factorymethod/Main.java b/src/main/java/com/crossoverjie/design/pattern/factorymethod/Main.java
@@ -0,0 +1,17 @@
+package com.crossoverjie.design.pattern.factorymethod;
+
+/**
+ * Function:
+ *
+ * @author crossoverJie
+ *         Date: 19/03/2018 14:34
+ * @since JDK 1.8
+ */
+public class Main {
+    public static void main(String[] args) {
+        AnimalFactory factory = new CatFactory() ;
+        Animal animal = factory.createAnimal();
+        animal.setName("猫咪");
+        animal.desc();
+    }
+}
