package com.lei.service;

import com.lei.mapper.BookMapper;
import com.lei.pojo.Books;

import java.util.List;

public class BookServiceImpl implements BookService{
    //    service 调mapper层:组合mapper
    //调用mapper层的操作，设置一个set接口，方便Spring管理
    private BookMapper bookMapper;

    public void setBookMapper(BookMapper bookMapper) {
        this.bookMapper = bookMapper;
    }

    public int addBook(Books book) {
        return bookMapper.addBook(book);
    }

    public int deleteBookById(int id) {
        return bookMapper.deleteBookById(id);
    }

    public int updateBook(Books books) {
        return bookMapper.updateBook(books);
    }

    public Books queryBookById(int id) {
        return bookMapper.queryBookById(id);
    }

    public List<Books> queryAllBook() {
        return bookMapper.queryAllBook();
    }

    public List<Books> queryBooksByName(String booksName) {
        return bookMapper.queryBooksByName(booksName);
    }

}