Web毕业设计《基于Web的图书推荐系统展示平台》

毕业设计《基于Web的图书推荐系统展示平台》

package cn.edu.ustb.controller;

import java.io.IOException;
import java.io.InputStream;
import java.util.Locale;
import java.util.Properties;

import javax.annotation.Resource;

import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;

import cn.edu.ustb.dm.dao.BookAuthorInfoMapper;
import cn.edu.ustb.dm.dao.BookOnlineInfoMapper;
import cn.edu.ustb.dm.dao.BookPublishingInfoMapper;

@Controller
public class BookInfoController {
	@Resource
	private SqlSessionFactory sqlSessionFactory;

	private static final Logger logger = LoggerFactory.getLogger（BookInfoController.class）;
	private Properties properties;
	private SqlSession session;
	private BookPublishingInfoMapper publishingInfoMapper;
	private BookOnlineInfoMapper onlineInfoMapper;
	private BookAuthorInfoMapper authorInfoMapper;

	private Properties getProperties（） {
		if（properties == null） {
			properties = new Properties（）;
			try {
				InputStream in = getClass（）.getResourceAsStream（“/Web.properties“）;
				properties.load（in）;
			} catch （IOException e） {
				e.printStackTrace（）;
			}
		}
		return properties;
	}
	private BookPublishingInfoMapper getPublishingInfoMapper（） {
		if（publishingInfoMapper == null）
			publishingInfoMapper =  session.getMapper（BookPublishingInfoMapper.class）;
		return publishingInfoMapper;
	}
	private BookOnlineInfoMapper getOnlineInfoMapper（） {
		if（onlineInfoMapper == null）
			onlineInfoMapper =  session.getMapper（BookOnlineInfoMapper.class）;
		return onlineInfoMapper;
	}
	private BookAuthorInfoMapper getBookAuthorInfoMapper（） {
		if（authorInfoMapper == null）
			authorInfoMapper =  session.getMapper（BookAuthorInfoMapper.class）;
		return authorInfoMapper;
	}
	
	private void resetMapper（） {
		publishingInfoMapper = null;
		onlineInfoMapper = null;
		authorInfoMapper = null;
	}
	
	@RequestMapping（value=“/bookInfo“ method = RequestMethod.GET）
	public String bookInfo（Locale locale Model model
			@RequestParam（“id“） int id） {
		resetMapper（）;
		session = sqlSessionFactory.openSession（）;
		try {
			model.addAttribute（“imageSrc“ getProperties（）.getProperty（“book_lpic“））;
			model.addAttribute（“publishing“ getPublishingInfoMapper（）.selectByPrimaryKey（id））;
			model.addAttribute（“online“ getOnlineInfoMapper（）.selectByPrimaryKey（id））;
			model.addAttribute（“author“ getBookAuthorInfoMapper（）.selectByPrimaryKey（id））;
			session.commit（）;
		} finally {
			session.close（）;
		}
		return “bookInfo“;
	}

}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2013-06-09 03:39  dm-master\
     文件        1264  2013-06-09 03:39  dm-master\.classpath
     文件        1312  2013-06-09 03:39  dm-master\.project
     目录           0  2013-06-09 03:39  dm-master\.settings\
     文件          97  2013-06-09 03:39  dm-master\.settings\org.eclipse.core.resources.prefs
     文件         652  2013-06-09 03:39  dm-master\.settings\org.eclipse.jdt.core.prefs
     文件          86  2013-06-09 03:39  dm-master\.settings\org.eclipse.m2e.core.prefs
     文件         606  2013-06-09 03:39  dm-master\.settings\org.eclipse.wst.common.component
     文件         222  2013-06-09 03:39  dm-master\.settings\org.eclipse.wst.common.project.facet.core.xml
     文件        2079  2013-06-09 03:39  dm-master\.settings\org.eclipse.wst.validation.prefs
     文件        8272  2013-06-09 03:39  dm-master\.settings\org.springframework.ide.eclipse.beans.core.prefs
     文件       11741  2013-06-09 03:39  dm-master\.settings\org.springframework.ide.eclipse.core.prefs
     文件         366  2013-06-09 03:39  dm-master\.springBeans
     文件           9  2013-06-09 03:39  dm-master\README.md
     文件       12799  2013-06-09 03:39  dm-master\glyphicons-halflings.png
     文件        5745  2013-06-09 03:39  dm-master\pom.xml
     目录           0  2013-06-09 03:39  dm-master\src\
     目录           0  2013-06-09 03:39  dm-master\src\main\
     目录           0  2013-06-09 03:39  dm-master\src\main\java\
     目录           0  2013-06-09 03:39  dm-master\src\main\java\cn\
     目录           0  2013-06-09 03:39  dm-master\src\main\java\cn\edu\
     目录           0  2013-06-09 03:39  dm-master\src\main\java\cn\edu\ustb\
     目录           0  2013-06-09 03:39  dm-master\src\main\java\cn\edu\ustb\controller\
     文件        2791  2013-06-09 03:39  dm-master\src\main\java\cn\edu\ustb\controller\BookInfoController.java
     文件        7608  2013-06-09 03:39  dm-master\src\main\java\cn\edu\ustb\controller\IndexController.java
     文件       16583  2013-06-09 03:39  dm-master\src\main\java\cn\edu\ustb\controller\ResultListController.java
     目录           0  2013-06-09 03:39  dm-master\src\main\java\cn\edu\ustb\dm\
     目录           0  2013-06-09 03:39  dm-master\src\main\java\cn\edu\ustb\dm\dao\
     文件        3853  2013-06-09 03:39  dm-master\src\main\java\cn\edu\ustb\dm\dao\AuthorInfoMapper.java
     文件        3055  2013-06-09 03:39  dm-master\src\main\java\cn\edu\ustb\dm\dao\BindingTypeMapper.java
     文件        3753  2013-06-09 03:39  dm-master\src\main\java\cn\edu\ustb\dm\dao\BookAuthorInfoMapper.java
............此处省略116个文件信息