1.ecxcel导入导出的实现

1.创建Book类,并编写set方法和get方法

package com.bean;

public class Book {
    private  int id;
    private  String name;
    private  String type;
//    public int a;

    public  String getType() {
        System.out.println("调用了类型方法");
        return type;
    }

    public void setType(String type) {
        this.type = type;
    }
//    public void test (String name,int a){
//        System.out.println("调用了多参数的方法");
//    }

    public  String getName() {
        System.out.println("调用了名称方法");
        return name;
    }

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

    public  int getId() {
        System.out.println("调用了序号方法");
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

}
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