Struts2+Spring2+Hibernate3 web应用示例(三)
2007-10-27 09:01
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2007年10月08日 23:22:00
五、 业务逻辑层
在业务逻辑层需要认真思考每个业务逻辑所能用到的持久层对象和DAO。DAO层之上是业务逻辑层,DAO类可以有很多个,但业务逻辑类应该只有一个,可以在业务逻辑类中调用各个DAO类进行操作。1、创建服务接口类IBookService
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
1、 创建服务接口类IBookService
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
package com.sterning.books.services.iface;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
import java.util.List;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
import com.sterning.books.model.Books;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedBlock.gif)
public interface IBooksService
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
List getAll();//获得所有记录
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
List getBooks(int pageSize, int startRow);//获得所有记录
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
int getRows();//获得总行数
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
int getRows(String fieldname,String value);//获得总行数
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
List queryBooks(String fieldname,String value);//根据条件查询
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
List getBooks(String fieldname,String value,int pageSize, int startRow);//根据条件查询
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
Books getBook(String bookId);//根据ID获得记录
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
String getMaxID();//获得最大ID值
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
void addBook(Books pd);//添加记录
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
void updateBook(Books pd);//修改记录
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
void deleteBook(String bookId);//删除记录
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
com.sterning.books.services.iface.IBookService.java2、实现此接口类:BookService:
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
package com.sterning.books.services;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
import java.util.List;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
import com.sterning.books.dao.iface.BooksDao;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
import com.sterning.books.model.Books;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
import com.sterning.books.services.iface.IBooksService;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedBlock.gif)
public class BooksService implements IBooksService
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
private BooksDao booksDao;
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public BooksService()
![](http://www.blogjava.net/Images/dot.gif)
{}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:添加信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明:对象
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public void addBook(Books book)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
booksDao.addBook(book);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:删除信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明: 对象
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public void deleteBook(String bookId)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
Books book=booksDao.getBook(bookId);
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
booksDao.deleteBook(book);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:获得所有的信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明:
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:信息的集合
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public List getAll()
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getAll();
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:获得总行数
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明:
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:总行数
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public int getRows()
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getRows();
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:获得所有的信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明:
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:信息的集合
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public List getBooks(int pageSize, int startRow)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getBooks(pageSize, startRow);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:获得一条的信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明: ID
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:对象
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public Books getBook(String bookId)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getBook(bookId);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:获得最大ID
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明:
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:最大ID
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public String getMaxID()
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getMaxID();
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:修改信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明: 对象
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public void updateBook(Books book)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
booksDao.updateBook(book);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:查询信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明: 集合
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public List queryBooks(String fieldname,String value)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.queryBooks(fieldname, value);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:获得总行数
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明:
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:总行数
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public int getRows(String fieldname,String value)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getRows(fieldname, value);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:查询信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明: 集合
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public List getBooks(String fieldname,String value,int pageSize, int startRow)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getBooks(fieldname, value,pageSize,startRow);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public BooksDao getBooksDao()
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao;
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public void setBooksDao(BooksDao booksDao)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
this.booksDao = booksDao;
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
com.sterning.books.services.BookService.java
未完待续 。。。。。。
Trackback: http://tb.blog.csdn.net/TrackBack.aspx?PostId=1816075
五、 业务逻辑层
在业务逻辑层需要认真思考每个业务逻辑所能用到的持久层对象和DAO。DAO层之上是业务逻辑层,DAO类可以有很多个,但业务逻辑类应该只有一个,可以在业务逻辑类中调用各个DAO类进行操作。1、创建服务接口类IBookService
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
1、 创建服务接口类IBookService
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
package com.sterning.books.services.iface;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
import java.util.List;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
import com.sterning.books.model.Books;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedBlock.gif)
public interface IBooksService
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
List getAll();//获得所有记录
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
List getBooks(int pageSize, int startRow);//获得所有记录
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
int getRows();//获得总行数
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
int getRows(String fieldname,String value);//获得总行数
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
List queryBooks(String fieldname,String value);//根据条件查询
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
List getBooks(String fieldname,String value,int pageSize, int startRow);//根据条件查询
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
Books getBook(String bookId);//根据ID获得记录
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
String getMaxID();//获得最大ID值
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
void addBook(Books pd);//添加记录
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
void updateBook(Books pd);//修改记录
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
void deleteBook(String bookId);//删除记录
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
com.sterning.books.services.iface.IBookService.java2、实现此接口类:BookService:
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
package com.sterning.books.services;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
import java.util.List;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
import com.sterning.books.dao.iface.BooksDao;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
import com.sterning.books.model.Books;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
import com.sterning.books.services.iface.IBooksService;
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedBlock.gif)
public class BooksService implements IBooksService
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
private BooksDao booksDao;
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public BooksService()
![](http://www.blogjava.net/Images/dot.gif)
{}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:添加信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明:对象
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public void addBook(Books book)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
booksDao.addBook(book);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:删除信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明: 对象
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public void deleteBook(String bookId)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
Books book=booksDao.getBook(bookId);
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
booksDao.deleteBook(book);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:获得所有的信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明:
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:信息的集合
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public List getAll()
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getAll();
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:获得总行数
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明:
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:总行数
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public int getRows()
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getRows();
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:获得所有的信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明:
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:信息的集合
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public List getBooks(int pageSize, int startRow)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getBooks(pageSize, startRow);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:获得一条的信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明: ID
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:对象
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public Books getBook(String bookId)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getBook(bookId);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:获得最大ID
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明:
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:最大ID
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public String getMaxID()
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getMaxID();
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:修改信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明: 对象
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public void updateBook(Books book)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
booksDao.updateBook(book);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:查询信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明: 集合
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public List queryBooks(String fieldname,String value)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.queryBooks(fieldname, value);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:获得总行数
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明:
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:总行数
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public int getRows(String fieldname,String value)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getRows(fieldname, value);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
/** *//**
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 函数说明:查询信息
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 参数说明: 集合
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
* 返回值:
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
*/
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public List getBooks(String fieldname,String value,int pageSize, int startRow)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao.getBooks(fieldname, value,pageSize,startRow);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public BooksDao getBooksDao()
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return booksDao;
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif)
public void setBooksDao(BooksDao booksDao)
![](http://www.blogjava.net/Images/dot.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
this.booksDao = booksDao;
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
com.sterning.books.services.BookService.java
未完待续 。。。。。。
Trackback: http://tb.blog.csdn.net/TrackBack.aspx?PostId=1816075
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