详解java创建一个女朋友类（对象啥的new一个就是）==建造者模式，一键重写

package nuoyanli; /** * Created by ${nuoyanli} on 2019/4/7. */ public class GirlFriend {  private String sex;//性别  private int age;//年龄  private int stature;//身高  private int weight;//体重  private String type;//类型

public GirlFriend(String sex) {    this.sex = sex;  }

 GirlFriend girlFriend = new GirlFriend("女");

 public GirlFriend(String sex, int stature) {    this.sex = sex;    this.stature = stature;  }

GirlFriend girlFriend = new GirlFriend("女",19,170,90,"声优");

package nuoyanli; /** * Created by ${nuoyanli} on 2019/4/7. */ public class GirlFriendBuilder {   String sex;//性别   int age;//年龄   int stature;//身高   int weight;//体重   String type;//类型   public GirlFriendBuilder setSex(String sex) {    this.sex = sex;    return this;  }   public GirlFriendBuilder setAge(int age) {    this.age = age;    return this;  }   public GirlFriendBuilder setStature(int stature) {    this.stature = stature;    return this;  }   public GirlFriendBuilder setWeight(int weight) {    this.weight = weight;    return this;  }   public GirlFriendBuilder setType(String type) {    this.type = type;    return this;  }   /**   *返回一个GirlFriend对象   */  public GirlFriend build() {    return new GirlFriend(this);  }}

public GirlFriend(GirlFriendBuilder builder) {    this.sex = builder.sex;    this.age = builder.age;    this.stature = builder.stature;    this.weight = builder.weight;    this.type = builder.type;  }

GirlFriend girlFrie1nd = new GirlFriendBuilder()        .setAge(19)        .setSex("女")        .setType("声优")        .setStature(175)        .build();