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工厂方法模式实战 #249

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工厂方法模式实战 #249

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029d461
工厂方法模式实战
GrumpyCitizenBear Sep 22, 2021
0c6de56
工厂方法模式实战
GrumpyCitizenBear Sep 22, 2021
19b8012
工厂方法模式实战
GrumpyCitizenBear Sep 22, 2021
f9ab78b
静态工厂方法实战
GrumpyCitizenBear Sep 22, 2021
73a96b5
Merge remote-tracking branch 'origin/master'
GrumpyCitizenBear Sep 22, 2021
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17 changes: 15 additions & 2 deletions src/main/java/com/github/hcsp/encapsulation/Cat.java
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Original file line number Diff line number Diff line change
Expand Up @@ -14,11 +14,24 @@ public class Cat {
*
* <p>否则，返回一只新创建的猫
*
* @param age 年龄
* @param age 年龄
* @param name 名字
* @return 创建的猫
*/
public static Cat newCat(String name, int age) {}
public static Cat newCat(String name, int age) {
if ((name == null || name.isEmpty()) || (age <= 0)) {

return INVALID_CAT;

}

return new Cat(name, age);
}

private Cat(String name, int age) {
this.name = name;
this.age = age;
}

public String getName() {
return name;
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