/** * 查询满足模糊查询条件的记录数 * * @param conditions conditions * @return 满足模糊查询条件的记录数 * @throws Exception */ public int getCount(String conditions) throws Exception { int count = -1; StringBuffer buffer = new StringBuffer(100); buffer.append("SELECT count(*) FROM LwWholeSaleSummary WHERE "); buffer.append(conditions); if (logger.isDebugEnabled()) { logger.debug(buffer.toString()); } ResultSet resultSet = dbManager.executeQuery(buffer.toString()); resultSet.next(); count = dbManager.getInt(resultSet, 1); resultSet.close(); return count; }
/** * 按主键查找一条数据 * * @param saleArea 趸售区域 * @param voltageBegin 起始电压 * @return LwWholeSalePriceDto * @throws Exception */ public LwWholeSalePriceDto findByPrimaryKey(String saleArea, double voltageBegin) throws Exception { StringBuffer buffer = new StringBuffer(200); // 拼SQL语句 buffer.append("SELECT "); buffer.append("PowerClass,"); buffer.append("SaleArea,"); buffer.append("VoltageBegin,"); buffer.append("VoltageEnd,"); buffer.append("Price,"); buffer.append("ValidStatus,"); buffer.append("Flag,"); buffer.append("Remark "); buffer.append("FROM LwWholeSalePrice "); if (logger.isDebugEnabled()) { StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4); debugBuffer.append(buffer.toString()); debugBuffer.append("WHERE "); debugBuffer.append("SaleArea=").append("'").append(saleArea).append("' AND "); debugBuffer.append("VoltageBegin=").append("").append(voltageBegin).append(""); logger.debug(debugBuffer.toString()); } buffer.append("WHERE "); buffer.append("SaleArea = ? And "); buffer.append("VoltageBegin = ?"); dbManager.prepareStatement(buffer.toString()); // 设置条件字段; dbManager.setString(1, saleArea); dbManager.setDouble(2, voltageBegin); ResultSet resultSet = dbManager.executePreparedQuery(); LwWholeSalePriceDto lwWholeSalePriceDto = null; if (resultSet.next()) { lwWholeSalePriceDto = new LwWholeSalePriceDto(); lwWholeSalePriceDto.setPowerClass(dbManager.getString(resultSet, 1)); lwWholeSalePriceDto.setSaleArea(dbManager.getString(resultSet, 2)); lwWholeSalePriceDto.setVoltageBegin(dbManager.getDouble(resultSet, 3)); lwWholeSalePriceDto.setVoltageEnd(dbManager.getDouble(resultSet, 4)); lwWholeSalePriceDto.setPrice(dbManager.getDouble(resultSet, 5)); lwWholeSalePriceDto.setValidStatus(dbManager.getString(resultSet, 6)); lwWholeSalePriceDto.setFlag(dbManager.getString(resultSet, 7)); lwWholeSalePriceDto.setRemark(dbManager.getString(resultSet, 8)); } resultSet.close(); return lwWholeSalePriceDto; }
/** * 按主键查找一条数据 * * @param lineCode 线路名称 * @return LineLossDto * @throws Exception */ public LineLossDto findByPrimaryKey(String lineCode) throws Exception { StringBuffer buffer = new StringBuffer(200); // 拼SQL语句 buffer.append("SELECT "); buffer.append("LineCode,"); buffer.append("R,"); buffer.append("LineLong,"); buffer.append("Volt,"); buffer.append("T,"); buffer.append("ValidStatus,"); buffer.append("Flag,"); buffer.append("Remark "); buffer.append("FROM LineLoss "); if (logger.isDebugEnabled()) { StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4); debugBuffer.append(buffer.toString()); debugBuffer.append("WHERE "); debugBuffer.append("LineCode=").append("'").append(lineCode).append("'"); logger.debug(debugBuffer.toString()); } buffer.append("WHERE "); buffer.append("LineCode = ?"); dbManager.prepareStatement(buffer.toString()); // 设置条件字段; dbManager.setString(1, lineCode); ResultSet resultSet = dbManager.executePreparedQuery(); LineLossDto lineLossDto = null; if (resultSet.next()) { lineLossDto = new LineLossDto(); lineLossDto.setLineCode(dbManager.getString(resultSet, 1)); lineLossDto.setR(dbManager.getDouble(resultSet, 2)); lineLossDto.setLineLong(dbManager.getDouble(resultSet, 3)); lineLossDto.setVolt(dbManager.getDouble(resultSet, 4)); lineLossDto.setT(dbManager.getDouble(resultSet, 5)); lineLossDto.setValidStatus(dbManager.getString(resultSet, 6)); lineLossDto.setFlag(dbManager.getString(resultSet, 7)); lineLossDto.setRemark(dbManager.getString(resultSet, 8)); } resultSet.close(); return lineLossDto; }
/** * 按条件查询多条数据 * * @param conditions 查询条件 * @param pageNo 页号 * @param rowsPerPage 每页的行数 * @return Collection * @throws Exception */ public Collection findByConditions(String conditions, int pageNo, int rowsPerPage) throws Exception { StringBuffer buffer = new StringBuffer(200); // 拼SQL语句 buffer.append("SELECT "); buffer.append("LineCode,"); buffer.append("StatMonth,"); buffer.append("PowerClass,"); buffer.append("ElectricQuantity,"); buffer.append("PointerQuantity,"); buffer.append("SanXiaFee,"); buffer.append("Surcharge,"); buffer.append("SumFee,"); buffer.append("ValidStatus,"); buffer.append("Flag,"); buffer.append("Remark,"); buffer.append("TransLoss,"); buffer.append("LineLoss,"); buffer.append("UnPointerQuantity,"); buffer.append("RateCode,"); buffer.append("AdjustRate,"); buffer.append("FarmUseScale,"); buffer.append("FarmUsePrice,"); buffer.append("FarmUseQuantity,"); buffer.append("FarmUseFee,"); buffer.append("ProductScale,"); buffer.append("ProductPrice,"); buffer.append("ProductQuantity,"); buffer.append("ProductFee,"); buffer.append("DenizenScale,"); buffer.append("DenizenPrice,"); buffer.append("DenizenQuantity,"); buffer.append("DenizenFee,"); buffer.append("UnDenizenScale,"); buffer.append("UnDenizenPrice,"); buffer.append("UnDenizenQuantity,"); buffer.append("UnDenizenFee,"); buffer.append("IndustryScale,"); buffer.append("IndustryPrice,"); buffer.append("IndustryQuantity,"); buffer.append("IndustryFee,"); buffer.append("BizScale,"); buffer.append("BizPrice,"); buffer.append("BizQuantity,"); buffer.append("BizFee,"); buffer.append("PowerRateFee,"); buffer.append("UpCompany,"); buffer.append("PowerFee,"); buffer.append("InputDate,"); buffer.append("Kv,"); buffer.append("Wholesaletype,"); buffer.append("WorkNum,"); buffer.append("UnWorkNum,"); buffer.append("OtherSurcharge,"); buffer.append("DifferenceQuantity,"); buffer.append("UnTransLoss,"); buffer.append("UnLineLoss "); buffer.append("FROM LwWholeSaleSummary WHERE "); buffer.append(conditions); boolean supportPaging = false; // 数据库是否支持分页 if (pageNo > 0) { // 对Oracle优化 if (dbManager .getConnection() .getMetaData() .getDatabaseProductName() .equalsIgnoreCase("Oracle")) { buffer.insert(0, "SELECT * FROM ( SELECT row_.*, rownum rownum_ FROM ("); buffer.append( ") row_ WHERE rownum <= " + rowsPerPage * pageNo + ") WHERE rownum_ > " + rowsPerPage * (pageNo - 1)); supportPaging = true; } else if (dbManager .getConnection() .getMetaData() .getDatabaseProductName() .equalsIgnoreCase("DB2")) { String sql = buffer.toString(); buffer.setLength(0); buffer.append("select * from ( select rownumber() over("); int orderByIndex = sql.toLowerCase().indexOf("order by"); if (orderByIndex > 0) { buffer.append(sql.substring(orderByIndex)); } buffer.append(") as rownumber_,"); buffer.append(sql.substring(6)); buffer.append(" ) as temp_ where rownumber_"); buffer.append( " between " + (rowsPerPage * (pageNo - 1) + 1) + " and " + rowsPerPage * pageNo); supportPaging = true; } } if (logger.isDebugEnabled()) { logger.debug(buffer.toString()); } ResultSet resultSet = dbManager.executeQuery(buffer.toString()); int count = 0; if (supportPaging == false && pageNo > 1) { dbManager.locate(resultSet, rowsPerPage * (pageNo - 1)); } // 定义返回结果集合 Collection collection = new ArrayList(rowsPerPage); LwWholeSaleSummaryDto lwWholeSaleSummaryDto = null; while (resultSet.next()) { if (supportPaging == false && pageNo > 0) { count++; if (count > rowsPerPage) { break; } } lwWholeSaleSummaryDto = new LwWholeSaleSummaryDto(); lwWholeSaleSummaryDto.setLineCode(dbManager.getString(resultSet, "LineCode")); lwWholeSaleSummaryDto.setStatMonth(dbManager.getString(resultSet, "StatMonth")); lwWholeSaleSummaryDto.setPowerClass(dbManager.getString(resultSet, "PowerClass")); lwWholeSaleSummaryDto.setElectricQuantity(dbManager.getDouble(resultSet, "ElectricQuantity")); lwWholeSaleSummaryDto.setPointerQuantity(dbManager.getDouble(resultSet, "PointerQuantity")); lwWholeSaleSummaryDto.setSanXiaFee(dbManager.getDouble(resultSet, "SanXiaFee")); lwWholeSaleSummaryDto.setSurcharge(dbManager.getDouble(resultSet, "Surcharge")); lwWholeSaleSummaryDto.setSumFee(dbManager.getDouble(resultSet, "SumFee")); lwWholeSaleSummaryDto.setValidStatus(dbManager.getString(resultSet, "ValidStatus")); lwWholeSaleSummaryDto.setFlag(dbManager.getString(resultSet, "Flag")); lwWholeSaleSummaryDto.setRemark(dbManager.getString(resultSet, "Remark")); lwWholeSaleSummaryDto.setTransLoss(dbManager.getDouble(resultSet, "TransLoss")); lwWholeSaleSummaryDto.setLineLoss(dbManager.getDouble(resultSet, "LineLoss")); lwWholeSaleSummaryDto.setUnPointerQuantity( dbManager.getDouble(resultSet, "UnPointerQuantity")); lwWholeSaleSummaryDto.setRateCode(dbManager.getDouble(resultSet, "RateCode")); lwWholeSaleSummaryDto.setAdjustRate(dbManager.getDouble(resultSet, "AdjustRate")); lwWholeSaleSummaryDto.setFarmUseScale(dbManager.getDouble(resultSet, "FarmUseScale")); lwWholeSaleSummaryDto.setFarmUsePrice(dbManager.getDouble(resultSet, "FarmUsePrice")); lwWholeSaleSummaryDto.setFarmUseQuantity(dbManager.getDouble(resultSet, "FarmUseQuantity")); lwWholeSaleSummaryDto.setFarmUseFee(dbManager.getDouble(resultSet, "FarmUseFee")); lwWholeSaleSummaryDto.setProductScale(dbManager.getDouble(resultSet, "ProductScale")); lwWholeSaleSummaryDto.setProductPrice(dbManager.getDouble(resultSet, "ProductPrice")); lwWholeSaleSummaryDto.setProductQuantity(dbManager.getDouble(resultSet, "ProductQuantity")); lwWholeSaleSummaryDto.setProductFee(dbManager.getDouble(resultSet, "ProductFee")); lwWholeSaleSummaryDto.setDenizenScale(dbManager.getDouble(resultSet, "DenizenScale")); lwWholeSaleSummaryDto.setDenizenPrice(dbManager.getDouble(resultSet, "DenizenPrice")); lwWholeSaleSummaryDto.setDenizenQuantity(dbManager.getDouble(resultSet, "DenizenQuantity")); lwWholeSaleSummaryDto.setDenizenFee(dbManager.getDouble(resultSet, "DenizenFee")); lwWholeSaleSummaryDto.setUnDenizenScale(dbManager.getDouble(resultSet, "UnDenizenScale")); lwWholeSaleSummaryDto.setUnDenizenPrice(dbManager.getDouble(resultSet, "UnDenizenPrice")); lwWholeSaleSummaryDto.setUnDenizenQuantity( dbManager.getDouble(resultSet, "UnDenizenQuantity")); lwWholeSaleSummaryDto.setUnDenizenFee(dbManager.getDouble(resultSet, "UnDenizenFee")); lwWholeSaleSummaryDto.setIndustryScale(dbManager.getDouble(resultSet, "IndustryScale")); lwWholeSaleSummaryDto.setIndustryPrice(dbManager.getDouble(resultSet, "IndustryPrice")); lwWholeSaleSummaryDto.setIndustryQuantity(dbManager.getDouble(resultSet, "IndustryQuantity")); lwWholeSaleSummaryDto.setIndustryFee(dbManager.getDouble(resultSet, "IndustryFee")); lwWholeSaleSummaryDto.setBizScale(dbManager.getDouble(resultSet, "BizScale")); lwWholeSaleSummaryDto.setBizPrice(dbManager.getDouble(resultSet, "BizPrice")); lwWholeSaleSummaryDto.setBizQuantity(dbManager.getDouble(resultSet, "BizQuantity")); lwWholeSaleSummaryDto.setBizFee(dbManager.getDouble(resultSet, "BizFee")); lwWholeSaleSummaryDto.setPowerRateFee(dbManager.getDouble(resultSet, "PowerRateFee")); lwWholeSaleSummaryDto.setUpCompany(dbManager.getString(resultSet, "UpCompany")); lwWholeSaleSummaryDto.setPowerFee(dbManager.getDouble(resultSet, "PowerFee")); lwWholeSaleSummaryDto.setInputDate(dbManager.getString(resultSet, "InputDate")); lwWholeSaleSummaryDto.setKv(dbManager.getString(resultSet, "Kv")); lwWholeSaleSummaryDto.setWholesaletype(dbManager.getString(resultSet, "Wholesaletype")); lwWholeSaleSummaryDto.setWorkNum(dbManager.getDouble(resultSet, "WorkNum")); lwWholeSaleSummaryDto.setUnWorkNum(dbManager.getDouble(resultSet, "UnWorkNum")); lwWholeSaleSummaryDto.setOtherSurcharge(dbManager.getDouble(resultSet, "OtherSurcharge")); lwWholeSaleSummaryDto.setDifferenceQuantity( dbManager.getString(resultSet, "DifferenceQuantity")); lwWholeSaleSummaryDto.setUnTransLoss(dbManager.getDouble(resultSet, "UnTransLoss")); lwWholeSaleSummaryDto.setUnLineLoss(dbManager.getDouble(resultSet, "UnLineLoss")); collection.add(lwWholeSaleSummaryDto); } resultSet.close(); return collection; }
/** * 按主键查找一条数据 * * @param lineCode 线路代码 * @param statMonth 统计年月 * @return LwWholeSaleSummaryDto * @throws Exception */ public LwWholeSaleSummaryDto findByPrimaryKey(String lineCode, String statMonth) throws Exception { StringBuffer buffer = new StringBuffer(200); // 拼SQL语句 buffer.append("SELECT "); buffer.append("LineCode,"); buffer.append("StatMonth,"); buffer.append("PowerClass,"); buffer.append("ElectricQuantity,"); buffer.append("PointerQuantity,"); buffer.append("SanXiaFee,"); buffer.append("Surcharge,"); buffer.append("SumFee,"); buffer.append("ValidStatus,"); buffer.append("Flag,"); buffer.append("Remark,"); buffer.append("TransLoss,"); buffer.append("LineLoss,"); buffer.append("UnPointerQuantity,"); buffer.append("RateCode,"); buffer.append("AdjustRate,"); buffer.append("FarmUseScale,"); buffer.append("FarmUsePrice,"); buffer.append("FarmUseQuantity,"); buffer.append("FarmUseFee,"); buffer.append("ProductScale,"); buffer.append("ProductPrice,"); buffer.append("ProductQuantity,"); buffer.append("ProductFee,"); buffer.append("DenizenScale,"); buffer.append("DenizenPrice,"); buffer.append("DenizenQuantity,"); buffer.append("DenizenFee,"); buffer.append("UnDenizenScale,"); buffer.append("UnDenizenPrice,"); buffer.append("UnDenizenQuantity,"); buffer.append("UnDenizenFee,"); buffer.append("IndustryScale,"); buffer.append("IndustryPrice,"); buffer.append("IndustryQuantity,"); buffer.append("IndustryFee,"); buffer.append("BizScale,"); buffer.append("BizPrice,"); buffer.append("BizQuantity,"); buffer.append("BizFee,"); buffer.append("PowerRateFee,"); buffer.append("UpCompany,"); buffer.append("PowerFee,"); buffer.append("InputDate,"); buffer.append("Kv,"); buffer.append("Wholesaletype,"); buffer.append("WorkNum,"); buffer.append("UnWorkNum,"); buffer.append("OtherSurcharge,"); buffer.append("DifferenceQuantity,"); buffer.append("UnTransLoss,"); buffer.append("UnLineLoss "); buffer.append("FROM LwWholeSaleSummary "); if (logger.isDebugEnabled()) { StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4); debugBuffer.append(buffer.toString()); debugBuffer.append("WHERE "); debugBuffer.append("LineCode=").append("'").append(lineCode).append("' AND "); debugBuffer.append("StatMonth=").append("'").append(statMonth).append("'"); logger.debug(debugBuffer.toString()); } buffer.append("WHERE "); buffer.append("LineCode = ? And "); buffer.append("StatMonth = ?"); dbManager.prepareStatement(buffer.toString()); // 设置条件字段; dbManager.setString(1, lineCode); dbManager.setString(2, statMonth); ResultSet resultSet = dbManager.executePreparedQuery(); LwWholeSaleSummaryDto lwWholeSaleSummaryDto = null; if (resultSet.next()) { lwWholeSaleSummaryDto = new LwWholeSaleSummaryDto(); lwWholeSaleSummaryDto.setLineCode(dbManager.getString(resultSet, 1)); lwWholeSaleSummaryDto.setStatMonth(dbManager.getString(resultSet, 2)); lwWholeSaleSummaryDto.setPowerClass(dbManager.getString(resultSet, 3)); lwWholeSaleSummaryDto.setElectricQuantity(dbManager.getDouble(resultSet, 4)); lwWholeSaleSummaryDto.setPointerQuantity(dbManager.getDouble(resultSet, 5)); lwWholeSaleSummaryDto.setSanXiaFee(dbManager.getDouble(resultSet, 6)); lwWholeSaleSummaryDto.setSurcharge(dbManager.getDouble(resultSet, 7)); lwWholeSaleSummaryDto.setSumFee(dbManager.getDouble(resultSet, 8)); lwWholeSaleSummaryDto.setValidStatus(dbManager.getString(resultSet, 9)); lwWholeSaleSummaryDto.setFlag(dbManager.getString(resultSet, 10)); lwWholeSaleSummaryDto.setRemark(dbManager.getString(resultSet, 11)); lwWholeSaleSummaryDto.setTransLoss(dbManager.getDouble(resultSet, 12)); lwWholeSaleSummaryDto.setLineLoss(dbManager.getDouble(resultSet, 13)); lwWholeSaleSummaryDto.setUnPointerQuantity(dbManager.getDouble(resultSet, 14)); lwWholeSaleSummaryDto.setRateCode(dbManager.getDouble(resultSet, 15)); lwWholeSaleSummaryDto.setAdjustRate(dbManager.getDouble(resultSet, 16)); lwWholeSaleSummaryDto.setFarmUseScale(dbManager.getDouble(resultSet, 17)); lwWholeSaleSummaryDto.setFarmUsePrice(dbManager.getDouble(resultSet, 18)); lwWholeSaleSummaryDto.setFarmUseQuantity(dbManager.getDouble(resultSet, 19)); lwWholeSaleSummaryDto.setFarmUseFee(dbManager.getDouble(resultSet, 20)); lwWholeSaleSummaryDto.setProductScale(dbManager.getDouble(resultSet, 21)); lwWholeSaleSummaryDto.setProductPrice(dbManager.getDouble(resultSet, 22)); lwWholeSaleSummaryDto.setProductQuantity(dbManager.getDouble(resultSet, 23)); lwWholeSaleSummaryDto.setProductFee(dbManager.getDouble(resultSet, 24)); lwWholeSaleSummaryDto.setDenizenScale(dbManager.getDouble(resultSet, 25)); lwWholeSaleSummaryDto.setDenizenPrice(dbManager.getDouble(resultSet, 26)); lwWholeSaleSummaryDto.setDenizenQuantity(dbManager.getDouble(resultSet, 27)); lwWholeSaleSummaryDto.setDenizenFee(dbManager.getDouble(resultSet, 28)); lwWholeSaleSummaryDto.setUnDenizenScale(dbManager.getDouble(resultSet, 29)); lwWholeSaleSummaryDto.setUnDenizenPrice(dbManager.getDouble(resultSet, 30)); lwWholeSaleSummaryDto.setUnDenizenQuantity(dbManager.getDouble(resultSet, 31)); lwWholeSaleSummaryDto.setUnDenizenFee(dbManager.getDouble(resultSet, 32)); lwWholeSaleSummaryDto.setIndustryScale(dbManager.getDouble(resultSet, 33)); lwWholeSaleSummaryDto.setIndustryPrice(dbManager.getDouble(resultSet, 34)); lwWholeSaleSummaryDto.setIndustryQuantity(dbManager.getDouble(resultSet, 35)); lwWholeSaleSummaryDto.setIndustryFee(dbManager.getDouble(resultSet, 36)); lwWholeSaleSummaryDto.setBizScale(dbManager.getDouble(resultSet, 37)); lwWholeSaleSummaryDto.setBizPrice(dbManager.getDouble(resultSet, 38)); lwWholeSaleSummaryDto.setBizQuantity(dbManager.getDouble(resultSet, 39)); lwWholeSaleSummaryDto.setBizFee(dbManager.getDouble(resultSet, 40)); lwWholeSaleSummaryDto.setPowerRateFee(dbManager.getDouble(resultSet, 41)); lwWholeSaleSummaryDto.setUpCompany(dbManager.getString(resultSet, 42)); lwWholeSaleSummaryDto.setPowerFee(dbManager.getDouble(resultSet, 43)); lwWholeSaleSummaryDto.setInputDate(dbManager.getString(resultSet, 44)); lwWholeSaleSummaryDto.setKv(dbManager.getString(resultSet, 45)); lwWholeSaleSummaryDto.setWholesaletype(dbManager.getString(resultSet, 46)); lwWholeSaleSummaryDto.setWorkNum(dbManager.getDouble(resultSet, 47)); lwWholeSaleSummaryDto.setUnWorkNum(dbManager.getDouble(resultSet, 48)); lwWholeSaleSummaryDto.setOtherSurcharge(dbManager.getDouble(resultSet, 49)); lwWholeSaleSummaryDto.setDifferenceQuantity(dbManager.getString(resultSet, 50)); lwWholeSaleSummaryDto.setUnTransLoss(dbManager.getDouble(resultSet, 51)); lwWholeSaleSummaryDto.setUnLineLoss(dbManager.getDouble(resultSet, 52)); } resultSet.close(); return lwWholeSaleSummaryDto; }
/** * 按条件查询多条数据 * * @param conditions 查询条件 * @param pageNo 页号 * @param rowsPerPage 每页的行数 * @return Collection * @throws Exception */ public Collection findByConditions(String conditions, int pageNo, int rowsPerPage) throws Exception { StringBuffer buffer = new StringBuffer(200); // 拼SQL语句 buffer.append("SELECT "); buffer.append("LineCode,"); buffer.append("R,"); buffer.append("LineLong,"); buffer.append("Volt,"); buffer.append("T,"); buffer.append("ValidStatus,"); buffer.append("Flag,"); buffer.append("Remark "); buffer.append("FROM LineLoss WHERE "); buffer.append(conditions); boolean supportPaging = false; // 数据库是否支持分页 if (pageNo > 0) { // 对Oracle优化 if (dbManager .getConnection() .getMetaData() .getDatabaseProductName() .equalsIgnoreCase("Oracle")) { buffer.insert(0, "SELECT * FROM ( SELECT row_.*, rownum rownum_ FROM ("); buffer.append( ") row_ WHERE rownum <= " + rowsPerPage * pageNo + ") WHERE rownum_ > " + rowsPerPage * (pageNo - 1)); supportPaging = true; } else if (dbManager .getConnection() .getMetaData() .getDatabaseProductName() .equalsIgnoreCase("DB2")) { String sql = buffer.toString(); buffer.setLength(0); buffer.append("select * from ( select rownumber() over("); int orderByIndex = sql.toLowerCase().indexOf("order by"); if (orderByIndex > 0) { buffer.append(sql.substring(orderByIndex)); } buffer.append(") as rownumber_,"); buffer.append(sql.substring(6)); buffer.append(" ) as temp_ where rownumber_"); buffer.append( " between " + (rowsPerPage * (pageNo - 1) + 1) + " and " + rowsPerPage * pageNo); supportPaging = true; } } if (logger.isDebugEnabled()) { logger.debug(buffer.toString()); } ResultSet resultSet = dbManager.executeQuery(buffer.toString()); int count = 0; if (supportPaging == false && pageNo > 1) { dbManager.locate(resultSet, rowsPerPage * (pageNo - 1)); } // 定义返回结果集合 Collection collection = new ArrayList(rowsPerPage); LineLossDto lineLossDto = null; while (resultSet.next()) { if (supportPaging == false && pageNo > 0) { count++; if (count > rowsPerPage) { break; } } lineLossDto = new LineLossDto(); lineLossDto.setLineCode(dbManager.getString(resultSet, "LineCode")); lineLossDto.setR(dbManager.getDouble(resultSet, "R")); lineLossDto.setLineLong(dbManager.getDouble(resultSet, "LineLong")); lineLossDto.setVolt(dbManager.getDouble(resultSet, "Volt")); lineLossDto.setT(dbManager.getDouble(resultSet, "T")); lineLossDto.setValidStatus(dbManager.getString(resultSet, "ValidStatus")); lineLossDto.setFlag(dbManager.getString(resultSet, "Flag")); lineLossDto.setRemark(dbManager.getString(resultSet, "Remark")); collection.add(lineLossDto); } resultSet.close(); return collection; }
/** * 按条件查询多条数据 * * @param conditions 查询条件 * @param pageNo 页号 * @param rowsPerPage 每页的行数 * @return Collection * @throws Exception */ public Collection findByConditions(String conditions, int pageNo, int rowsPerPage) throws Exception { StringBuffer buffer = new StringBuffer(200); // 拼SQL语句 buffer.append("SELECT "); buffer.append("UserNo,"); buffer.append("UserName,"); buffer.append("Address,"); buffer.append("ReadDate,"); buffer.append("StatMonth,"); buffer.append("ThisWorkNum,"); buffer.append("MidWorkNum,"); buffer.append("LastWorkNum,"); buffer.append("Rate,"); buffer.append("ReadQuantity,"); buffer.append("ExcepQuantity,"); buffer.append("ChgAmmeterQuantity,"); buffer.append("CompensateQuantity,"); buffer.append("AppendCalQuantity,"); buffer.append("TranferLossQuantity,"); buffer.append("PeoplePrice,"); buffer.append("NotPeoplePrice,"); buffer.append("FarmPrice,"); buffer.append("ProducePrice,"); buffer.append("BusinessPrice,"); buffer.append("Voltlevel,"); buffer.append("IndustryPrice,"); buffer.append("ValidStatus,"); buffer.append("Flag,"); buffer.append("Remark,"); buffer.append("InputDate "); buffer.append("FROM LwTownIndicator WHERE "); buffer.append(conditions); boolean supportPaging = false; // 数据库是否支持分页 if (pageNo > 0) { // 对Oracle优化 if (dbManager .getConnection() .getMetaData() .getDatabaseProductName() .equalsIgnoreCase("Oracle")) { buffer.insert(0, "SELECT * FROM ( SELECT row_.*, rownum rownum_ FROM ("); buffer.append( ") row_ WHERE rownum <= " + rowsPerPage * pageNo + ") WHERE rownum_ > " + rowsPerPage * (pageNo - 1)); supportPaging = true; } else if (dbManager .getConnection() .getMetaData() .getDatabaseProductName() .equalsIgnoreCase("DB2")) { String sql = buffer.toString(); buffer.setLength(0); buffer.append("select * from ( select rownumber() over("); int orderByIndex = sql.toLowerCase().indexOf("order by"); if (orderByIndex > 0) { buffer.append(sql.substring(orderByIndex)); } buffer.append(") as rownumber_,"); buffer.append(sql.substring(6)); buffer.append(" ) as temp_ where rownumber_"); buffer.append( " between " + (rowsPerPage * (pageNo - 1) + 1) + " and " + rowsPerPage * pageNo); supportPaging = true; } } if (true) { logger.debug(buffer.toString()); } ResultSet resultSet = dbManager.executeQuery(buffer.toString()); int count = 0; if (supportPaging == false && pageNo > 1) { dbManager.locate(resultSet, rowsPerPage * (pageNo - 1)); } // 定义返回结果集合 Collection collection = new ArrayList(rowsPerPage); LwTownIndicatorDto lwTownIndicatorDto = null; while (resultSet.next()) { if (supportPaging == false && pageNo > 0) { count++; if (count > rowsPerPage) { break; } } lwTownIndicatorDto = new LwTownIndicatorDto(); lwTownIndicatorDto.setUserNo(dbManager.getString(resultSet, "UserNo")); lwTownIndicatorDto.setUserName(dbManager.getString(resultSet, "UserName")); lwTownIndicatorDto.setAddress(dbManager.getString(resultSet, "Address")); lwTownIndicatorDto.setReadDate(dbManager.getString(resultSet, "ReadDate")); lwTownIndicatorDto.setStatMonth(dbManager.getString(resultSet, "StatMonth")); lwTownIndicatorDto.setThisWorkNum(dbManager.getDouble(resultSet, "ThisWorkNum")); lwTownIndicatorDto.setMidWorkNum(dbManager.getDouble(resultSet, "MidWorkNum")); lwTownIndicatorDto.setLastWorkNum(dbManager.getDouble(resultSet, "LastWorkNum")); lwTownIndicatorDto.setRate(dbManager.getDouble(resultSet, "Rate")); lwTownIndicatorDto.setReadQuantity(dbManager.getDouble(resultSet, "ReadQuantity")); lwTownIndicatorDto.setExcepQuantity(dbManager.getDouble(resultSet, "ExcepQuantity")); lwTownIndicatorDto.setChgAmmeterQuantity( dbManager.getDouble(resultSet, "ChgAmmeterQuantity")); lwTownIndicatorDto.setCompensateQuantity( dbManager.getDouble(resultSet, "CompensateQuantity")); lwTownIndicatorDto.setAppendCalQuantity(dbManager.getLong(resultSet, "AppendCalQuantity")); lwTownIndicatorDto.setTranferLossQuantity( dbManager.getLong(resultSet, "TranferLossQuantity")); lwTownIndicatorDto.setPeoplePrice(dbManager.getDouble(resultSet, "PeoplePrice")); lwTownIndicatorDto.setNotPeoplePrice(dbManager.getDouble(resultSet, "NotPeoplePrice")); lwTownIndicatorDto.setFarmPrice(dbManager.getDouble(resultSet, "FarmPrice")); lwTownIndicatorDto.setProducePrice(dbManager.getDouble(resultSet, "ProducePrice")); lwTownIndicatorDto.setBusinessPrice(dbManager.getDouble(resultSet, "BusinessPrice")); lwTownIndicatorDto.setVoltlevel(dbManager.getInt(resultSet, "Voltlevel")); lwTownIndicatorDto.setIndustryPrice(dbManager.getDouble(resultSet, "IndustryPrice")); lwTownIndicatorDto.setValidStatus(dbManager.getString(resultSet, "ValidStatus")); lwTownIndicatorDto.setFlag(dbManager.getString(resultSet, "Flag")); lwTownIndicatorDto.setRemark(dbManager.getString(resultSet, "Remark")); lwTownIndicatorDto.setInputDate(dbManager.getString(resultSet, "InputDate")); collection.add(lwTownIndicatorDto); } resultSet.close(); return collection; }
/** * 按主键查找一条数据 * * @param userNo 户号 * @param statMonth 账期 * @return LwTownIndicatorDto * @throws Exception */ public LwTownIndicatorDto findByPrimaryKey(String userNo, String statMonth) throws Exception { StringBuffer buffer = new StringBuffer(200); // 拼SQL语句 buffer.append("SELECT "); buffer.append("UserNo,"); buffer.append("UserName,"); buffer.append("Address,"); buffer.append("ReadDate,"); buffer.append("StatMonth,"); buffer.append("ThisWorkNum,"); buffer.append("MidWorkNum,"); buffer.append("LastWorkNum,"); buffer.append("Rate,"); buffer.append("ReadQuantity,"); buffer.append("ExcepQuantity,"); buffer.append("ChgAmmeterQuantity,"); buffer.append("CompensateQuantity,"); buffer.append("AppendCalQuantity,"); buffer.append("TranferLossQuantity,"); buffer.append("PeoplePrice,"); buffer.append("NotPeoplePrice,"); buffer.append("FarmPrice,"); buffer.append("ProducePrice,"); buffer.append("BusinessPrice,"); buffer.append("Voltlevel,"); buffer.append("IndustryPrice,"); buffer.append("ValidStatus,"); buffer.append("Flag,"); buffer.append("Remark,"); buffer.append("InputDate "); buffer.append("FROM LwTownIndicator "); if (logger.isDebugEnabled()) { StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4); debugBuffer.append(buffer.toString()); debugBuffer.append("WHERE "); debugBuffer.append("UserNo=").append("'").append(userNo).append("' AND "); debugBuffer.append("StatMonth=").append("'").append(statMonth).append("'"); logger.debug(debugBuffer.toString()); } buffer.append("WHERE "); buffer.append("UserNo = ? And "); buffer.append("StatMonth = ?"); dbManager.prepareStatement(buffer.toString()); // 设置条件字段; dbManager.setString(1, userNo); dbManager.setString(2, statMonth); ResultSet resultSet = dbManager.executePreparedQuery(); LwTownIndicatorDto lwTownIndicatorDto = null; if (resultSet.next()) { lwTownIndicatorDto = new LwTownIndicatorDto(); lwTownIndicatorDto.setUserNo(dbManager.getString(resultSet, 1)); lwTownIndicatorDto.setUserName(dbManager.getString(resultSet, 2)); lwTownIndicatorDto.setAddress(dbManager.getString(resultSet, 3)); lwTownIndicatorDto.setReadDate(dbManager.getString(resultSet, 4)); lwTownIndicatorDto.setStatMonth(dbManager.getString(resultSet, 5)); lwTownIndicatorDto.setThisWorkNum(dbManager.getDouble(resultSet, 6)); lwTownIndicatorDto.setMidWorkNum(dbManager.getDouble(resultSet, 7)); lwTownIndicatorDto.setLastWorkNum(dbManager.getDouble(resultSet, 8)); lwTownIndicatorDto.setRate(dbManager.getDouble(resultSet, 9)); lwTownIndicatorDto.setReadQuantity(dbManager.getDouble(resultSet, 10)); lwTownIndicatorDto.setExcepQuantity(dbManager.getDouble(resultSet, 11)); lwTownIndicatorDto.setChgAmmeterQuantity(dbManager.getDouble(resultSet, 12)); lwTownIndicatorDto.setCompensateQuantity(dbManager.getDouble(resultSet, 13)); lwTownIndicatorDto.setAppendCalQuantity(dbManager.getLong(resultSet, 14)); lwTownIndicatorDto.setTranferLossQuantity(dbManager.getLong(resultSet, 15)); lwTownIndicatorDto.setPeoplePrice(dbManager.getDouble(resultSet, 16)); lwTownIndicatorDto.setNotPeoplePrice(dbManager.getDouble(resultSet, 17)); lwTownIndicatorDto.setFarmPrice(dbManager.getDouble(resultSet, 18)); lwTownIndicatorDto.setProducePrice(dbManager.getDouble(resultSet, 19)); lwTownIndicatorDto.setBusinessPrice(dbManager.getDouble(resultSet, 20)); lwTownIndicatorDto.setVoltlevel(dbManager.getInt(resultSet, 21)); lwTownIndicatorDto.setIndustryPrice(dbManager.getDouble(resultSet, 22)); lwTownIndicatorDto.setValidStatus(dbManager.getString(resultSet, 23)); lwTownIndicatorDto.setFlag(dbManager.getString(resultSet, 24)); lwTownIndicatorDto.setRemark(dbManager.getString(resultSet, 25)); lwTownIndicatorDto.setInputDate(dbManager.getString(resultSet, 26)); } resultSet.close(); return lwTownIndicatorDto; }