Java链式调用

最近发现项目中很多代码在对象赋值的时候还是一个一个的set,代码量一多,感觉好low。然后想到用链式调用减少点代码量。下面是一个简单例子

public class Person {
    
    private String name;
    private int age;
    private String address;
    
    public Person setAge(int age) {
        this.age = age;
        return this;
    }

    public Person setName(String name) {
        this.name = name;
        return this;
    }

    public Person setAddress(String address) {
        this.address = address;
        return this;
    }
    
    public void build(){
        System.out.println("今年"+this.age+"岁,坐标"+this.address+",可以叫我"+this.name);
    }
    
    public static void main(String[] args) {
        new Person().setAddress("知春路").setName("xxxx").setAge(23).build();
    }

}
posted @ 2017-11-06 16:19  旧衫格子  阅读(3235)  评论(0编辑  收藏  举报