shop--10.商品--添加操作--状态类、枚举类等

ProductStateEnum

public enum ProductStateEnum {
    SUCCESS(1, "插入成功"), INNER_ERROR(-1001, "操作失败"),NULL_PRODUCT(-1003,"店铺信息为空");
     
    private int state;
    private String stateInfo;
 
    ProductStateEnum(int state, String stateInfo) {
        this.state = state;
        this.stateInfo = stateInfo;
    }
     
    public int getState() {
        return state;
    }
 
    public String getStateInfo() {
        return stateInfo;
    }
}

ProductOperationException

public class ProductOperationException extends RuntimeException {
    
 
    /**
     * 
     */
    private static final long serialVersionUID = 3731627180676484075L;

    public ProductOperationException(String message) {
        super( message );
    }
}

ProductExecution

public class ProductExecution {
    //结果状态
    private int state;
    //状态标识
    private String stateInfo;
    //商品数量
    private int count;
    //操作的product（增删改商品的时候用）
    private Product product;
    //获取的product列表（查询商品列表的时候用）
    private List<Product> productList;
 
    public ProductExecution(){
 
    }
    //操作失败的构造器
    public ProductExecution(ProductStateEnum productStateEnum) {
        this.state = productStateEnum.getState();
        this.stateInfo = productStateEnum.getStateInfo();
    }
 
 
    //操作成功的构造器1  单个商品
    public ProductExecution(ProductStateEnum productStateEnum, Product product){
        this.state = productStateEnum.getState();
        this.stateInfo = productStateEnum.getStateInfo();
        this.product = product;
    }
 
    //操作成功的构造器2  多个商品
    public ProductExecution(ProductStateEnum productStateEnum, List<Product> productList){
        this.state = productStateEnum.getState();
        this.stateInfo = productStateEnum.getStateInfo();
        this.productList = productList;
    }
 
 
    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 Product getProduct() {
        return product;
    }
 
    public void setProduct(Product product) {
        this.product = product;
    }
 
    public List<Product> getProductList() {
        return productList;
    }
 
    public void setProductList(List<Product> productList) {
        this.productList = productList;
    }
}