不用写代码做网站,黑帽seo教程,网站建设公司选择标准,网站集约化建设标准前言现在很多开源库或者代码都会使用链式调用。因为链式调用在很多时候#xff0c;都可以使我们的代码更加简洁易懂。以下Student类有多数个属性#xff0c;让我们看看非链式调用和链式调用有何区别。非链式调用Main类#xff1a;/*** Created by chenxuxu on 17-1-10.*/pub…前言现在很多开源库或者代码都会使用链式调用。因为链式调用在很多时候都可以使我们的代码更加简洁易懂。以下Student类有多数个属性让我们看看非链式调用和链式调用有何区别。非链式调用Main类/*** Created by chenxuxu on 17-1-10.*/public class Main {public static void main(String[] args) {Student stu new Student();stu.setAge(22);stu.setName(chenxuxu);stu.setGrade(13级);stu.setNo(123456789);stu.setMajor(软件工程);}}Student类/*** 学生类** Created by chenxuxu on 17-1-10.*/public class Student {/*** 姓名*/private String name;/*** 年龄*/private int age;/*** 学号*/private String no;/*** 年级*/private String grade;/*** 专业*/private String major;//...此处省略gettersetter}链式调用Main类/*** Created by chenxuxu on 17-1-10.*/public class Main {public static void main(String[] args) {Student.builder().stuName(chenxuxu).stuAge(22).stuGrade(13级).stuMajor(软件工程).stuNo(123456789);}}Student类/*** 学生类** Created by chenxuxu on 17-1-10.*/public class Student {/*** 不能通过new初始化*/private Student(){}public static Builder builder(){return new Builder();}static class Builder{/*** 姓名*/private String name;/*** 年龄*/private int age;/*** 学号*/private String no;/*** 年级*/private String grade;/*** 专业*/private String major;public Builder stuName(String name){this.name name;return this;}public Builder stuAge(int age){this.age age;return this;}public Builder stuNo(String no){this.no no;return this;}public Builder stuGrade(String grade){this.grade grade;return this;}public Builder stuMajor(String major){this.major major;return this;}}}结论通过链式调用后代码看起来简洁易懂。
