package dao; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import entity.Article; import entity.Commodity; /** * 商品的数据库处理类 * 对应数据库COMMODITY表 * @author Administrator * */ public class CommodityDao { DBconn conn = new DBconn(); //在数据库中添加一个商品 public boolean add(Commodity cmd){ return conn.update("insert into COMMODITY(COMMODITYNAME,TYPEID,COMMODITYMATERIAL,COMMODITYPCAK,COMMODITYLANGUAGE,COMMODITYDESCRIPTION,COMMODITYMARKETPRICE,COMMODITYPRESENTPRICE,COMMODITYPICTURE,COMMODITYDETAIL,COMMODITYKEYWORD,COMMODITYADDEDTIME,ISTOP) values(?,?,?,?,?,?,?,?,?,?,?,sysdate,?)", new String[]{ cmd.getCommodityName(), String.valueOf(cmd.getTypeId()), cmd.getCommodityMaterial(), cmd.getCommodityPcak(), cmd.getCommodityLanguage(), cmd.getCommodityDescription(), String.valueOf(cmd.getCommodityMarketPrice()), String.valueOf(cmd.getCommodityPresentPrice()), cmd.getCommodityPicture(),cmd.getCommodityDetail(), cmd.getCommodityKeyword(), //cmd.getCommodityAddedtime(), cmd.getIsTop() })>0; } //根据商品id来删除商品 public boolean deleteById(int cmdId){ return conn.update("delete from COMMODITY where COMMODITYID=?", new String[]{String.valueOf(cmdId)})>0; } //根据商品对象来更新商品 public boolean updateByCommodity(Commodity cmd){ return conn.update("update COMMODITY set COMMODITYNAME=?,TYPEID=?,COMMODITYMATERIAL=?, COMMODITYPCAK=?,COMMODITYLANGUAGE=?,COMMODITYDESCRIPTION=?,COMMODITYMARKETPRICE=?,COMMODITYPRESENTPRICE=?,COMMODITYPICTURE=?,COMMODITYDETAIL=?,COMMODITYKEYWORD=?,COMMODITYADDEDTIME=to_date(?,'yyyy-mm-dd hh24:mi:ss'),ISTOP=?,COMMODITYCLICKNUM=? where COMMODITYID=?", new String[]{ cmd.getCommodityName(), String.valueOf(cmd.getTypeId()), cmd.getCommodityMaterial(), cmd.getCommodityPcak(), cmd.getCommodityLanguage(), cmd.getCommodityDescription(), String.valueOf(cmd.getCommodityMarketPrice()), String.valueOf(cmd.getCommodityPresentPrice()), cmd.getCommodityPicture(), cmd.getCommodityDetail(), cmd.getCommodityKeyword(), cmd.getCommodityAddedtime(), cmd.getIsTop(), String.valueOf(cmd.getCommodityClickNum()), String.valueOf(cmd.getCommodityId()) })>0; } /** * @param price * @return 根据价格查询数据 */ public ArrayList<Commodity> queryAllByPrice(String price){ ArrayList<Commodity> list = new ArrayList<Commodity>(); String str="select * from COMMODITY where 1=1 "; str=str+price; ResultSet rs=conn.query(str,null); try { while(rs.next()){ Commodity cmd = new Commodity(); cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME")); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); list.add(cmd); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } /** * @param keyword * @return 根据商品的关键字来从商品名字中查询商品信息 */ public ArrayList<Commodity> queryByKeywordFromName(String keyword){ ArrayList<Commodity> list = new ArrayList<Commodity>(); ResultSet rs=conn.query("select a.*,b.TYPENAME from COMMODITY a inner join COMMODITYTYPE b on(a.TYPEID=b.TYPEID) where a.COMMODITYKEYWORD like '%"+keyword+"%'",null); try { while(rs.next()){ Commodity cmd = new Commodity(); cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME")); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); cmd.setTypeName(rs.getString("TYPENAME")); list.add(cmd); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } /** * @param keyword * @return 根据商品的关键字来模糊查询完整关键字 */ public ArrayList<String> queryByKeyword2(String keyword){ ArrayList<String> list = new ArrayList<String>(); ResultSet rs=conn.query("select COMMODITYKEYWORD from COMMODITY where COMMODITYKEYWORD like '%"+keyword+"%'",null); try { while(rs.next()){ list.add(rs.getString("COMMODITYKEYWORD")); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } /** * @param keyword * @return 根据商品的关键字来模糊查询完整关键字 */ public ArrayList<String> queryNameByKeyword(String keyword){ ArrayList<String> list = new ArrayList<String>(); ResultSet rs=conn.query("select COMMODITYNAME from COMMODITY where COMMODITYNAME like '%"+keyword+"%'",null); try { while(rs.next()){ list.add(rs.getString("COMMODITYNAME")); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } //根据商品的类型ID来查询商品信息8个 /** * @param parentid * @return 根据父ID查询销量前8的鲜花产品 */ public ArrayList<Commodity> queryAllByTypeId(String parentid){ ArrayList<Commodity> list = new ArrayList<Commodity>(); ResultSet rs=conn.query("select a.*,rownum,b.TYPENAME from (select * from commodity where typeid in(select typeid from COMMODITYtype where parentTYPEID=?) order by commoditySale desc)a inner join COMMODITYTYPE b on(a.TYPEID=b.TYPEID) where rownum<=8 order by rownum", new String[]{parentid}); try { while(rs.next()){ Commodity cmd = new Commodity(); cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME")); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); cmd.setTypeName(rs.getString("TYPENAME")); list.add(cmd); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } /** * @param parentid * @return根据父ID按销量查询4个商品 */ public ArrayList<Commodity> queryAllByTypeId1(String parentid){ ArrayList<Commodity> list = new ArrayList<Commodity>(); ResultSet rs=conn.query("select a.*,rownum,b.TYPENAME from (select * from commodity where typeid in(select typeid from COMMODITYtype where parentTYPEID=?) order by commoditySale desc)a inner join COMMODITYTYPE b on(a.TYPEID=b.TYPEID) where rownum<=4 order by rownum", new String[]{parentid}); try { while(rs.next()){ Commodity cmd = new Commodity(); cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME")); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); cmd.setTypeName(rs.getString("TYPENAME")); list.add(cmd); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } /** * @return 返回所有商品中销量最高的4件商品 */ public ArrayList<Commodity> queryAllHotCommoditys(){ ArrayList<Commodity> list = new ArrayList<Commodity>(); ResultSet rs=conn.query("select a.*,rownum from (select * from commodity where typeid in(select typeid from COMMODITYtype) order by commoditySale desc)a where rownum<=4 order by rownum",null); try { while(rs.next()){ Commodity cmd = new Commodity(); cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME")); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); list.add(cmd); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } // /**根据父ID查询商品的价格最低的3个 * @return */ public ArrayList<Commodity> queryByPrice(){ ArrayList<Commodity> list = new ArrayList<Commodity>(); ResultSet rs=conn.query("select a.*,rownum,b.TYPENAME from (select * from commodity where typeid in(select typeid from COMMODITYtype where parentTYPEID=1) order by commodityPresentPrice ASC)a inner join COMMODITYTYPE b on(a.TYPEID=b.TYPEID) where rownum<=3 order by rownum",null); try { while(rs.next()){ Commodity cmd = new Commodity(); cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME")); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); cmd.setTypeName(rs.getString("TYPENAME")); list.add(cmd); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } // /** * @param PARENTID * @return根据商品的类型ID来查询前三个商品信息 */ public ArrayList<Commodity> queryThreeByTypeId(String PARENTID){ ArrayList<Commodity> list = new ArrayList<Commodity>(); ResultSet rs=conn.query("select * from COMMODITY where TYPEID=? and rownum<=3 order by commoditySale ASC ", new String[]{PARENTID}); try { while(rs.next()){ Commodity cmd = new Commodity(); cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME")); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); list.add(cmd); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } /** * @param PARENTID * @return根据父类Id查询前三个鲜花 */ public ArrayList<Commodity> queryAll(String PARENTID){ ArrayList<Commodity> list = new ArrayList<Commodity>(); ResultSet rs=conn.query("select a.*,rownum from (select * from commodity where typeid in(select typeid from COMMODITYtype where parentTYPEID="+PARENTID+") order by COMMODITYID ASC)a where rownum<=3 ", null); try { while(rs.next()){ Commodity cmd = new Commodity(); cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME")); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); list.add(cmd); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } /** * @param PARENTID * @return根据商品Id查询全部信息 */ public ArrayList<Commodity> queryByTypeId(String PARENTID){ ArrayList<Commodity> list = new ArrayList<Commodity>(); ResultSet rs=conn.query("select * from COMMODITY where TYPEID=? ", new String[]{PARENTID}); try { while(rs.next()){ Commodity cmd = new Commodity(); cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME")); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); list.add(cmd); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } /**根据商品父类型id查询销量最高的5件商品 * @param PARENTID 父类型id * @return商品集合 */ public ArrayList<Commodity> querySalesRanking(String PARENTID){ ArrayList<Commodity> list = new ArrayList<Commodity>(); ResultSet rs=conn.query("select * from(select a.*,rownum from commodity a where typeid in( select typeId from commoditytype where parenttypeid=?) order by commoditysale desc) where rownum<=4", new String[]{PARENTID}); try { while(rs.next()){ Commodity cmd = new Commodity(); cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME")); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); list.add(cmd); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } /** * @param str * @param page * @param size查询分类的分页 * @return */ public ArrayList<Commodity> queryByTypeIdSql(String str,int page,int size) { ArrayList<Commodity> list = new ArrayList<Commodity>(); Commodity com=null; String sql = "select b.* from (select a.*,rownum rn from(select * from commodity where 1=1 "+str+" order by commodityid desc)a where rownum<="+page*size+" )b where b.rn>"+(page-1)*size; ResultSet rs = conn.query(sql,null); try { while (rs.next()) { com = new Commodity(); com.setCommodityId(rs.getInt(1)); com.setCommodityName(rs.getString(2)); com.setTypeId(rs.getInt(3)); com.setCommodityMaterial(rs.getString(4)); com.setCommodityPcak(rs.getString(5)); com.setCommodityLanguage(rs.getString(6)); com.setCommodityDescription(rs.getString(7)); com.setCommodityMarketPrice(rs.getInt(8)); com.setCommodityPresentPrice(rs.getInt(9)); com.setCommodityPicture(rs.getString(10)); com.setCommodityDetail(rs.getString(11)); com.setCommoditySale(rs.getInt(12)); com.setCommodityKeyword(rs.getString(13)); com.setCommodityAddedtime(rs.getString(14).substring(0,rs.getString("COMMODITYADDEDTIME").length()-2)); com.setIsTop(rs.getString(15)); com.setCommodityClickNum(rs.getInt(16)); list.add(com); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } finally { conn.closeAll(); } return list; } /** * @param str * @param page * @param size查询全部鲜花分页 * @return */ public ArrayList<Commodity> queryAllByTypeIdSql(String PARENTID,int page,int size) { ArrayList<Commodity> list = new ArrayList<Commodity>(); Commodity com=null; String sql = "select b.* from (select a.*,rownum rn from(select * from commodity where typeid in(select typeid from COMMODITYtype where parentTYPEID="+PARENTID+") order by COMMODITYID ASC)a where rownum<="+page*size+" )b where b.rn>"+(page-1)*size; ResultSet rs = conn.query(sql,null); try { while (rs.next()) { com = new Commodity(); com.setCommodityId(rs.getInt(1)); com.setCommodityName(rs.getString(2)); com.setTypeId(rs.getInt(3)); com.setCommodityMaterial(rs.getString(4)); com.setCommodityPcak(rs.getString(5)); com.setCommodityLanguage(rs.getString(6)); com.setCommodityDescription(rs.getString(7)); com.setCommodityMarketPrice(rs.getInt(8)); com.setCommodityPresentPrice(rs.getInt(9)); com.setCommodityPicture(rs.getString(10)); com.setCommodityDetail(rs.getString(11)); com.setCommoditySale(rs.getInt(12)); com.setCommodityKeyword(rs.getString(13)); com.setCommodityAddedtime(rs.getString(14).substring(0,rs.getString("COMMODITYADDEDTIME").length()-2)); com.setIsTop(rs.getString(15)); com.setCommodityClickNum(rs.getInt(16)); list.add(com); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } finally { conn.closeAll(); } return list; } /** * @param str * @param page * @param size查询特价商品的分类查询 * @return */ public ArrayList<Commodity> queryByTJSql(String str,int page,int size) { ArrayList<Commodity> list = new ArrayList<Commodity>(); Commodity com=null; String sql = "select b.* from (select a.*,rownum rn from(select * from commodity where 1=1 "+str+" )a where rownum<="+page*size+" )b where b.rn>"+(page-1)*size; ResultSet rs = conn.query(sql,null); try { while (rs.next()) { com = new Commodity(); com.setCommodityId(rs.getInt(1)); com.setCommodityName(rs.getString(2)); com.setTypeId(rs.getInt(3)); com.setCommodityMaterial(rs.getString(4)); com.setCommodityPcak(rs.getString(5)); com.setCommodityLanguage(rs.getString(6)); com.setCommodityDescription(rs.getString(7)); com.setCommodityMarketPrice(rs.getInt(8)); com.setCommodityPresentPrice(rs.getInt(9)); com.setCommodityPicture(rs.getString(10)); com.setCommodityDetail(rs.getString(11)); com.setCommoditySale(rs.getInt(12)); com.setCommodityKeyword(rs.getString(13)); com.setCommodityAddedtime(rs.getString(14).substring(0,rs.getString("COMMODITYADDEDTIME").length()-2)); com.setIsTop(rs.getString(15)); com.setCommodityClickNum(rs.getInt(16)); list.add(com); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } finally { conn.closeAll(); } return list; } /** * @param floral * @return根据花材名称来查询商品信息 */ public ArrayList<Commodity> queryAllByFloral(String floral){ ArrayList<Commodity> list = new ArrayList<Commodity>(); ResultSet rs=conn.query("select * from COMMODITY where COMMODITYMATERIAL like '%"+floral+"%'",null); try { while(rs.next()){ Commodity cmd = new Commodity(); cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME")); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); list.add(cmd); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } /** * @param keyword * @return 根据商品的关键字来查询商品信息 */ public ArrayList<Commodity> queryByKeyword(String keyword){ ArrayList<Commodity> list = new ArrayList<Commodity>(); ResultSet rs=conn.query("select a.*,b.TYPENAME from COMMODITY a inner join COMMODITYTYPE b on(a.TYPEID=b.TYPEID) where a.COMMODITYNAME like '%"+keyword+"%'",null); try { while(rs.next()){ Commodity cmd = new Commodity(); cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME")); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); cmd.setTypeName(rs.getString("TYPENAME")); list.add(cmd); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } /** * @param cmdId * @return根据商品的id来在查找出这个商品对象 */ public Commodity queryByCommodityId(String cmdId){ Commodity cmd = new Commodity(); ResultSet rs=conn.query("select * from COMMODITY where COMMODITYID=?", new String[]{cmdId}); try { while(rs.next()){ cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME").substring(0,rs.getString("COMMODITYADDEDTIME").length()-2)); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return cmd; } /** * @param mate * @return 根据商品的花类来查询商品信息 */ public ArrayList<Commodity> queryByMate(String mate){ ArrayList<Commodity> list = new ArrayList<Commodity>(); ResultSet rs=conn.query("select * from COMMODITY where COMMODITYMATERIAL like '%"+mate+"%'",null); try { while(rs.next()){ Commodity cmd = new Commodity(); cmd.setCommodityId(rs.getInt("COMMODITYID")); cmd.setCommodityName(rs.getString("COMMODITYNAME")); cmd.setTypeId(rs.getInt("TYPEID")); cmd.setCommodityMaterial(rs.getString("COMMODITYMATERIAL")); cmd.setCommodityPcak(rs.getString("COMMODITYPCAK")); cmd.setCommodityLanguage(rs.getString("COMMODITYLANGUAGE")); cmd.setCommodityDescription(rs.getString("COMMODITYDESCRIPTION")); cmd.setCommodityMarketPrice(rs.getDouble("COMMODITYMARKETPRICE")); cmd.setCommodityPresentPrice(rs.getDouble("COMMODITYPRESENTPRICE")); cmd.setCommodityPicture(rs.getString("COMMODITYPICTURE")); cmd.setCommodityDetail(rs.getString("COMMODITYDETAIL")); cmd.setCommoditySale(rs.getInt("COMMODITYSALE")); cmd.setCommodityKeyword(rs.getString("COMMODITYKEYWORD")); cmd.setCommodityAddedtime(rs.getString("COMMODITYADDEDTIME")); cmd.setIsTop(rs.getString("ISTOP")); cmd.setCommodityClickNum(rs.getInt("COMMODITYCLICKNUM")); list.add(cmd); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } /** * @param page页数 * @param size显示记录数 * @return根据分页获取数据记录 */ public ArrayList<Commodity> queryByPage(int typeId,int page,int size) { ArrayList<Commodity> list = new ArrayList<Commodity>(); Commodity com=null; String sql="select b.* from (select a.*,rownum rn from(select * from commodity where typeid=? order by commodityid desc)a where rownum<="+page*size+" )b where b.rn>"+(page-1)*size; String[] paras=new String[]{String.valueOf(typeId)}; ResultSet rs = conn.query(sql,paras); try { while (rs.next()) { com = new Commodity(); com.setCommodityId(rs.getInt(1)); com.setCommodityName(rs.getString(2)); com.setTypeId(rs.getInt(3)); com.setCommodityMaterial(rs.getString(4)); com.setCommodityPcak(rs.getString(5)); com.setCommodityLanguage(rs.getString(6)); com.setCommodityDescription(rs.getString(7)); com.setCommodityMarketPrice(rs.getInt(8)); com.setCommodityPresentPrice(rs.getInt(9)); com.setCommodityPicture(rs.getString(10)); com.setCommodityDetail(rs.getString(11)); com.setCommoditySale(rs.getInt(12)); com.setCommodityKeyword(rs.getString(13)); com.setCommodityAddedtime(rs.getString(14).substring(0,rs.getString(14).length()-2)); com.setIsTop(rs.getString(15)); com.setCommodityClickNum(rs.getInt(16)); list.add(com); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } finally { conn.closeAll(); } return list; } /** * @param typeId * @return 获取总的数据记录个数 */ public int getRecordCount(int typeId){ int count=0; ResultSet rs=conn.query("select count(*) as rcount from commodity where typeId=?",new String[]{String.valueOf(typeId)}); try { while(rs.next()){ count=rs.getInt("rcount"); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return count; } /** * @param str * @param page * @param size * @return 根据语句分页查询数据 */ public ArrayList<Commodity> queryByPageSql(String str,int page,int size) { ArrayList<Commodity> list = new ArrayList<Commodity>(); Commodity com=null; String sql = "select b.* from (select a.*,rownum rn from(select * from commodity where 1=1 "+str+" order by commodityid desc)a where rownum<="+page*size+" )b where b.rn>"+(page-1)*size; ResultSet rs = conn.query(sql,null); try { while (rs.next()) { com = new Commodity(); com.setCommodityId(rs.getInt(1)); com.setCommodityName(rs.getString(2)); com.setTypeId(rs.getInt(3)); com.setCommodityMaterial(rs.getString(4)); com.setCommodityPcak(rs.getString(5)); com.setCommodityLanguage(rs.getString(6)); com.setCommodityDescription(rs.getString(7)); com.setCommodityMarketPrice(rs.getInt(8)); com.setCommodityPresentPrice(rs.getInt(9)); com.setCommodityPicture(rs.getString(10)); com.setCommodityDetail(rs.getString(11)); com.setCommoditySale(rs.getInt(12)); com.setCommodityKeyword(rs.getString(13)); com.setCommodityAddedtime(rs.getString(14).substring(0,rs.getString("COMMODITYADDEDTIME").length()-2)); com.setIsTop(rs.getString(15)); com.setCommodityClickNum(rs.getInt(16)); list.add(com); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } finally { conn.closeAll(); } return list; } /** * @param str * @return 获取总的记录数 */ public int getRecordCountSql(String str){ int count=0; ResultSet rs=conn.query("select count(*) as rcount from commodity where 1=1 "+str+"",null); try { while(rs.next()){ count=rs.getInt("rcount"); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return count; } /** * @param str * @return 根据父类ID获取总的记录数 */ public int getRecordCountSqlByID(String PARENTID){ int count=0; ResultSet rs=conn.query("select COUNT(*) as rcount from commodity where typeid in (select typeid FROM commoditytype where parenttypeid="+PARENTID+") ",null); try { while(rs.next()){ count=rs.getInt("rcount"); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return count; } public ArrayList<Commodity> queryBySql(String sql){ ArrayList<Commodity> list = new ArrayList<Commodity>(); ResultSet rs = conn.query(sql, null); try { while(rs.next()){ Commodity com = new Commodity(); com = new Commodity(); com.setCommodityId(rs.getInt(1)); com.setCommodityName(rs.getString(2)); com.setTypeId(rs.getInt(3)); com.setCommodityMaterial(rs.getString(4)); com.setCommodityPcak(rs.getString(5)); com.setCommodityLanguage(rs.getString(6)); com.setCommodityDescription(rs.getString(7)); com.setCommodityMarketPrice(rs.getInt(8)); com.setCommodityPresentPrice(rs.getInt(9)); com.setCommodityPicture(rs.getString(10)); com.setCommodityDetail(rs.getString(11)); com.setCommoditySale(rs.getInt(12)); com.setCommodityKeyword(rs.getString(13)); com.setCommodityAddedtime(rs.getString(14).substring(0,rs.getString("COMMODITYADDEDTIME").length()-2)); com.setIsTop(rs.getString(15)); com.setCommodityClickNum(rs.getInt(16)); list.add(com); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.closeAll(); } return list; } public boolean updatesale(int commodityid){ return conn.update("update commodity set commoditySale=commoditySale+1 where commodityid=? ", new String[]{String.valueOf(commodityid)})>0; } }

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