repertorygoodspricecurve.java

用jsp,java写的在线购物系统

// Decompiled by Jad v1.5.7g. Copyright 2000 Pavel Kouznetsov.
// Jad home page: http://www.geocities.com/SiliconValley/Bridge/8617/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi 
// Source File Name:   RepertoryGoodsPriceCurve.java

package mediastore.dao;

import java.sql.*;
import mediastore.common.DBConnection;
import mediastore.util.StrUtility;

public class RepertoryGoodsPriceCurve
{

    public RepertoryGoodsPriceCurve()
    {
    }

    public float getUPOfTheTime(String goodsId, String theTime)
    {
        float upOfTheTime;
        upOfTheTime = 0.0F;
        DBConnection dbc = null;
        Connection conn = null;
        Statement stmt = null;
        ResultSet rs = null;
        String strSQL = null;
        try
        {
            dbc = new DBConnection();
            conn = dbc.getDBConnection();
            stmt = conn.createStatement();
            strSQL = "SELECT ImportUnitPrice FROM TabRepertoryGoodsPriceCurve WHERE GoodsID='" + StrUtility.replaceString(goodsId, "'", "''") + "' and StartTime<='" + theTime + "' and EndTime>'" + theTime + "'";
            rs = stmt.executeQuery(strSQL);
            if(rs.next())
                upOfTheTime = rs.getFloat(1);
            rs.close();
            rs = null;
        }
        catch(Exception exception) { }
        finally
        {
            try
            {
                if(rs != null)
                    rs.close();
                if(stmt != null)
                    stmt.close();
                if(conn != null)
                    dbc.closeDBConnection(conn);
            }
            catch(SQLException e) { }
        }
        return upOfTheTime;
    }
}