店铺注册的dto（页面数据层）

ShopExecution.java

package com.imooc.myo2o.dto;

import java.util.List;

import com.imooc.myo2o.entity.Shop;
import com.imooc.myo2o.enums.ShopStateEnum;

/**
 * 封装执行后结果
 */
public class ShopExecution {

    // 结果状态
    private int state;

    // 状态标识
    private String stateInfo;

    // 店铺数量
    private int count;

    // 操作的shop（增删改店铺的时候用）
    private Shop shop;

    // 获取的shop列表(查询店铺列表的时候用)
    private List<Shop> shopList;

    public ShopExecution() {
    }

    // 失败的构造器
    public ShopExecution(ShopStateEnum stateEnum) {
        this.state = stateEnum.getState();
        this.stateInfo = stateEnum.getStateInfo();
    }

    // 成功的构造器
    public ShopExecution(ShopStateEnum stateEnum, Shop shop) {
        this.state = stateEnum.getState();
        this.stateInfo = stateEnum.getStateInfo();
        this.shop = shop;
    }

    // 成功的构造器
    public ShopExecution(ShopStateEnum stateEnum, List<Shop> shopList) {
        this.state = stateEnum.getState();
        this.stateInfo = stateEnum.getStateInfo();
        this.shopList = shopList;
    }

    public int getState() {
        return state;
    }

    public void setState(int state) {
        this.state = state;
    }

    public String getStateInfo() {
        return stateInfo;
    }

    public void setStateInfo(String stateInfo) {
        this.stateInfo = stateInfo;
    }

    public int getCount() {
        return count;
    }

    public void setCount(int count) {
        this.count = count;
    }

    public Shop getShop() {
        return shop;
    }

    public void setShop(Shop shop) {
        this.shop = shop;
    }

    public List<Shop> getShopList() {
        return shopList;
    }

    public void setShopList(List<Shop> shopList) {
        this.shopList = shopList;
    }

}

ShopStateEnum.java使用枚举类表示

package com.imooc.myo2o.enums;

/**
 * 使用枚举表述常量数据字典
 */
public enum ShopStateEnum {

    CHECK(0, "审核中"),
    OFFLINE(-1, "非法商铺"),
    SUCCESS(1, "操作成功"),
    PASS(2, "通过认证"),
    INNER_ERROR(-1001, "操作失败"),
    NULL_SHOPID(-1002, "ShopId为空"),
    NULL_SHOP_INFO(-1003, "传入了空的信息");

    private int state;

    private String stateInfo;

    private ShopStateEnum(int state, String stateInfo) {
        this.state = state;
        this.stateInfo = stateInfo;
    }

    public int getState() {
        return state;
    }

    public String getStateInfo() {
        return stateInfo;
    }

    public static ShopStateEnum stateOf(int index) {
        for (ShopStateEnum state : values()) {
            if (state.getState() == index) {
                return state;
            }
        }
        return null;
    }

}