ADD file via upload

BookInfoMapper.java

@@ -0,0 +1,36 @@
+package com.yx.dao;
+
+import com.yx.po.BookInfo;
+
+import java.awt.print.Book;
+import java.util.List;
+
+public interface BookInfoMapper {
+
+    int deleteByPrimaryKey(Integer id);
+
+
+    int insert(BookInfo record);
+
+
+    int insertSelective(BookInfo record);
+
+
+    BookInfo selectByPrimaryKey(Integer id);
+
+
+    int updateByPrimaryKeySelective(BookInfo record);
+
+
+    int updateByPrimaryKey(BookInfo record);
+
+    /**
+     * 查询所有图书记录
+     */
+    List<BookInfo> queryBookInfoAll(BookInfo bookInfo);
+
+    /**
+     * 根据类型获取图书数量
+     */
+    List<BookInfo> getBookCountByType();
+}