10e4289df00c001d137bd969311cc581

来自「实训时做的物流系统」· 代码 · 共 48 行

/******************************
*   author@ZhanLiangfei       *
*   class for book operate    *
******************************/
package com.lib.biz;

import java.util.List;

import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionMessage;
import org.hibernate.HibernateException;

import com.lib.persistence.hibernate.home.BookHome;
import com.lib.persistence.hibernate.pojo.Book;
import com.lib.persistence.util.HibernateUtil;

public class BookOperate {


	public static List FindAllBook(){
		/*遍历数据库内的所有图书信息*/
		List list = BookHome.getInstance().findAllBook();
		return list;
	}
	
	public static ActionErrors BookAdd(Book book){
		/*图书编目信息插入操作*/
		ActionErrors errors = new ActionErrors();
		try {
			HibernateUtil.currentSession().beginTransaction();
			BookHome.getInstance().persist(book);
			HibernateUtil.currentSession().getTransaction().commit();
		} catch (HibernateException e) {
			HibernateUtil.currentSession().getTransaction().rollback();
			errors.add("book", new ActionMessage("bookadd.database.failed"));
		}
		return errors;
	}
	
	public static List FindBook(Book book){
		/*按图示IBBN查找图书*/
		book.setIsbn("444");
		List list = BookHome.getInstance().findByExample(book);
		System.out.println(list.size());
		return list;
	}
}