91av视频/亚洲h视频/操亚洲美女/外国一级黄色毛片 - 国产三级三级三级三级

  • 大小: 13.34MB
    文件類型: .rar
    金幣: 1
    下載: 0 次
    發布日期: 2023-06-17
  • 語言: Java
  • 標簽: Java??MySQL??

資源簡介

Java+MsSQL超市進銷存 BS架構 無平臺限制,適合車學者使用練習,僅供參考,謝謝下載

資源截圖

代碼片段和文件信息

package?com.dao;
//download?by?http://www.codefans.net
import?java.sql.Connection;
import?java.sql.PreparedStatement;
import?java.sql.ResultSet;
import?java.sql.SQLException;
import?java.util.ArrayList;
import?java.util.List;

import?com.itstar.GysBean;
import?com.itstar.JdbcConnection;

public?class?DaoGys?{
Connection?con?=?null;
ResultSet?ret?=?null;
PreparedStatement?pst?=?null;

public?DaoGys()?{
if?(con?==?null)
con?=?JdbcConnection.getConnection();
}

//?添加供應商信息的方法
public?boolean?insert(GysBean?g)?{

String?sql?=?“insert?into?gysgl?values(??????????)“;
int?count?=?0;

try?{
pst?=?con.prepareStatement(sql);
pst.setString(1?g.getAllcall());
pst.setString(2?g.getAddress());
pst.setString(3?g.getPnumber());
pst.setString(4?g.getEmail());
count?=?pst.executeUpdate();

}?catch?(SQLException?e)?{
//?TODO?自動生成?catch?塊
e.printStackTrace();
}?finally?{
try?{
pst.close();
}?catch?(SQLException?e)?{
//?TODO?自動生成?catch?塊
e.printStackTrace();
}
}
if?(count?!=?0)
return?true;
else
return?false;
}

//?下拉框的查詢方法;
/*public?String[]?cXxlak()?{
ResultSet?ret?=?null;
String[]?s1?=?new?String[100];
String?sql?=?“select?allcall?from?gysgl“;
try?{
pst?=?con.prepareStatement(sql);
}?catch?(SQLException?e1)?{
//?TODO?自動生成?catch?塊
e1.printStackTrace();
}
try?{
ret?=?pst.executeQuery();
for?(int?i?=?0;?ret.next();?i++)?{

s1[i]?=?ret.getString(1);

}
}?catch?(SQLException?e)?{
//?TODO?自動生成?catch?塊
e.printStackTrace();

}?finally?{
try?{
pst.close();
}?catch?(SQLException?e)?{
//?TODO?自動生成?catch?塊
e.printStackTrace();
}
}

return?s1;

}
*/
//?下拉框?各值一點就出現
public?GysBean?getInfos(String?gysmc)?{
ResultSet?ret?=?null;
GysBean?gys?=?new?GysBean();
String?sql?=?“select?*?from?gysgl?where?allcall=?“;
try?{
pst?=?con.prepareStatement(sql);
pst.setString(1?gysmc);
}?catch?(SQLException?e)?{
//?TODO?自動生成?catch?塊
e.printStackTrace();
}

try?{
ret?=?pst.executeQuery();
while?(ret.next())?{
gys.setAllcall(ret.getString(2));
gys.setAddress(ret.getString(3));
gys.setPnumber(ret.getString(4));
gys.setEmail(ret.getString(5));
}

}?catch?(SQLException?e)?{
//?TODO?自動生成?catch?塊
e.printStackTrace();
}?finally?{
try?{
pst.close();
}?catch?(SQLException?e)?{
//?TODO?自動生成?catch?塊
e.printStackTrace();
}
}
return?gys;

}

//?查詢供應商重名
public?boolean?gyscz(String?s4)?{
boolean?bb?=?false;
ResultSet?ret?=?null;
String?sql?=?“select?*from?gysgl?where?allcall=?“;

try?{
pst?=?con.prepareStatement(sql);
pst.setString(1?s4);
}?catch?(SQLException?e)?{
//?TODO?自動生成?catch?塊
e.printStackTrace();
}
try?{
ret?=?pst.executeQuery();

if?(ret.next())?{
bb?=?true;

}

}?catch?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????164??2005-02-08?16:58??201110251857330\『源碼天空』.url

?????文件???????1553??2010-03-13?10:43??201110251857330\【源碼說明】.txt

?????文件????????164??2005-02-08?16:58??201110251857330\免費『商業源碼』.url

?????文件????????188??2010-04-10?11:06??201110251857330\更多源碼.url

?????文件?????????66??2008-11-29?12:41??201110251857330\源碼天空.htm

?????目錄??????????0??2012-02-12?09:50??201110251857330

-----------?---------??----------?-----??----

?????????????24451651????????????????????1373


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