📄 operatesale.java
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package goods.operate;
import goods.Connect;
import goods.SalegoodsBean;
import java.sql.SQLException;
import java.sql.Statement;
public class OperateSale
{
public void save(SalegoodsBean sgoods)
{
Connect con = new Connect() ;
try
{
Statement stmt = con.getConnection().createStatement() ;
stmt.executeUpdate("insert into salegoods values ('"+sgoods.getSname()+"','"+sgoods.getSnumber()+"','"+sgoods.getScount()+"','"+sgoods.getSsaleprice()+"')") ;
stmt.close() ;
}
catch (SQLException e)
{
e.printStackTrace();
}
finally
{
con.close() ;
}
}
public void update(String snumber , int count)
{
Connect con = new Connect() ;
try
{
Statement stmt = con.getConnection().createStatement() ;
stmt.executeUpdate("update salegoods set scount=scount+"+count+" where snumber='"+snumber+"'") ;
stmt.close() ;
}
catch (SQLException e)
{
e.printStackTrace();
}
finally
{
con.close() ;
}
}
}
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