資源簡介
北大青鳥易買網(wǎng)項(xiàng)目,包含數(shù)據(jù)庫腳本,以及項(xiàng)目完整代碼

代碼片段和文件信息
package?cn.easybuy.dao;
import?java.sql.*;
import?java.util.ArrayList;
import?java.util.HashMap;
import?java.util.List;
import?java.util.Map;
import?org.apache.log4j.Logger;
import?cn.easybuy.entity.ProductCategory;
import?cn.easybuy.utils.EmptyUtils;
import?cn.easybuy.utils.Params;
/**
?*?基礎(chǔ)dao的實(shí)現(xiàn)類,實(shí)現(xiàn)最基本的增刪查改的方法
?*/
public?abstract??class?baseDaoImpl?implements?IbaseDao?{
protected?Connection?connection;
protected?PreparedStatement?pstm;
static?Logger?logger=Logger.getLogger(baseDaoImpl.class);
public?baseDaoImpl(Connection?connection)?{
this.connection?=?connection;
}
public?ResultSet?executeQuery(String?sqlobject[]?params){
ResultSet?rs=null;
try?{
pstm?=?connection.prepareStatement(sql);
for(int?i?=?0;?i? pstm.setobject(i+1?params[i]);
}
rs?=?pstm.executeQuery();
}?catch?(Exception?e)?{
e.printStackTrace();
}
return?rs;
}
//增刪改操作?delete?from?news_detail?where?id=??and?title=?
public?int?executeUpdate(String?sqlobject[]?params){
int?updateRows?=?0;
try?{
pstm?=?connection.prepareStatement(sql);
for(int?i?=?0;?i? pstm.setobject(i+1?params[i]);
}
updateRows?=?pstm.executeUpdate();
}?catch?(Exception?e)?{
e.printStackTrace();
updateRows?=?-1;
}
return?updateRows;
}
public?int?executeInsert(String?sqlobject[]?params){
Long?id?=?0L;
try?{
pstm?=?connection.prepareStatement(sqlStatement.RETURN_GENERATED_KEYS);
for(int?i?=?0;?i? pstm.setobject(i+1?params[i]);
}
pstm.executeUpdate();
ResultSet?rs?=?pstm.getGeneratedKeys();?
if?(rs.next())?{?
id?=?rs.getLong(1);
System.out.println(“數(shù)據(jù)主鍵:“?+?id);?
}?
}?catch?(Exception?e)?{
e.printStackTrace();
id?=null;
}
return?id.intValue();
}
//釋放資源
public?boolean?closeResource(){
if(pstm?!=?null){
try?{
pstm.close();
}?catch?(SQLException?e)?{
e.printStackTrace();
return?false;
}
}
return?true;
}
public?boolean?closeResource(ResultSet?reSet){
if(reSet?!=?null){
try?{
reSet.close();
}?catch?(SQLException?e)?{
//?TODO?Auto-generated?catch?block
e.printStackTrace();
return?false;
}
}
return?true;
}
/**
?*?需要重寫的方法
?*
?*?@param?rs
?*?@return
?*?@throws?Exception
?*/
public?abstract?object?tableToClass(ResultSet?rs)?throws?Exception;
}
?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-09-15?14:48??新建文件夾\
?????目錄???????????0??2018-09-15?14:48??新建文件夾\EasyBuy\
?????文件?????????577??2016-05-31?15:36??新建文件夾\EasyBuy\.classpath
?????目錄???????????0??2018-09-15?14:48??新建文件夾\EasyBuy\.myeclipse\
?????文件?????????296??2018-08-16?08:52??新建文件夾\EasyBuy\.myme
?????文件????????1751??2018-08-16?08:52??新建文件夾\EasyBuy\.project
?????目錄???????????0??2018-09-15?14:48??新建文件夾\EasyBuy\.settings\
?????文件?????????500??2016-05-31?09:01??新建文件夾\EasyBuy\.settings\.jsdtscope
?????文件????????1009??2018-08-16?08:53??新建文件夾\EasyBuy\.settings\com.genuitec.eclipse.j2eedt.core.prefs
?????文件??????????57??2018-08-16?08:53??新建文件夾\EasyBuy\.settings\org.eclipse.core.resources.prefs
?????文件?????????364??2016-05-31?09:01??新建文件夾\EasyBuy\.settings\org.eclipse.jdt.core.prefs
?????文件?????????541??2018-08-16?08:52??新建文件夾\EasyBuy\.settings\org.eclipse.wst.common.component
?????文件?????????252??2016-05-31?09:01??新建文件夾\EasyBuy\.settings\org.eclipse.wst.common.project.facet.core.xm
?????文件??????????49??2016-05-31?09:01??新建文件夾\EasyBuy\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2016-05-31?09:01??新建文件夾\EasyBuy\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????文件????????8288??2018-08-16?21:08??新建文件夾\EasyBuy\.settings\org.jboss.tools.jst.web.xm
?????文件????????1177??2016-10-21?17:47??新建文件夾\EasyBuy\EasyBuy.iml
?????目錄???????????0??2018-09-15?14:48??新建文件夾\EasyBuy\WebRoot\
?????文件?????????146??2016-05-31?09:02??新建文件夾\EasyBuy\WebRoot\404.jsp
?????文件?????????146??2016-05-31?09:02??新建文件夾\EasyBuy\WebRoot\500.jsp
?????目錄???????????0??2018-09-15?14:48??新建文件夾\EasyBuy\WebRoot\WEB-INF\
?????目錄???????????0??2018-09-15?14:48??新建文件夾\EasyBuy\WebRoot\WEB-INF\classes\
?????目錄???????????0??2018-09-15?14:48??新建文件夾\EasyBuy\WebRoot\WEB-INF\classes\cn\
?????目錄???????????0??2018-09-15?14:48??新建文件夾\EasyBuy\WebRoot\WEB-INF\classes\cn\easybuy\
?????目錄???????????0??2018-09-15?14:48??新建文件夾\EasyBuy\WebRoot\WEB-INF\classes\cn\easybuy\dao\
?????文件????????3273??2018-09-05?10:20??新建文件夾\EasyBuy\WebRoot\WEB-INF\classes\cn\easybuy\dao\ba
?????文件?????????112??2018-09-05?10:20??新建文件夾\EasyBuy\WebRoot\WEB-INF\classes\cn\easybuy\dao\Iba
?????目錄???????????0??2018-09-15?14:48??新建文件夾\EasyBuy\WebRoot\WEB-INF\classes\cn\easybuy\dao\news\
?????文件?????????669??2018-09-05?10:20??新建文件夾\EasyBuy\WebRoot\WEB-INF\classes\cn\easybuy\dao\news\NewsDao.class
?????文件????????5497??2018-09-05?10:20??新建文件夾\EasyBuy\WebRoot\WEB-INF\classes\cn\easybuy\dao\news\NewsDaoImpl.class
?????目錄???????????0??2018-09-15?14:48??新建文件夾\EasyBuy\WebRoot\WEB-INF\classes\cn\easybuy\dao\order\
............此處省略655個(gè)文件信息
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