Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package com.ba.masters.tariff; import com.ba.masters.tariff.BATariffDTO; import com.ba.masters.tariff.BATariffFactory; import com.ba.util.BAHandleAllException; import java.util.HashMap; import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.struts.actions.DispatchAction; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionMapping; import org.apache.struts.action.ActionForward; import org.apache.commons.beanutils.BeanUtils; import org.apache.log4j.Logger; import org.json.simple.JSONObject; /** * * @author RAPID17 */ public class BATariffAction extends DispatchAction { /* forward name="success" path="" */ private final static String SUCCESS = "success"; private int objPageCount = 0; private static Logger logger = Logger.getLogger(BATariffAction.class); /** * This is the Struts action method called on * http://.../actionPath?method=myAction1, where "method" is the value * specified in <action> element : ( <action parameter="method" .../> ) */ public ActionForward loadTariff(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { logger.info(" loadTariff method starts here"); return mapping.findForward(SUCCESS); } public ActionForward baSave(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { try { logger.info(" save method starts here"); BATariffActionForm form1 = (BATariffActionForm) form; BATariffDTO dto = new BATariffDTO(); BeanUtils.copyProperties(dto, form1); int userId = (Integer) request.getSession().getAttribute("UserId"); logger.info("copied Form values to bean "); int result1 = BATariffFactory.getInstanceOfBATariffFactory().insertTariffData(dto, userId); logger.info("result1 =>" + result1); if (result1 == 0) { request.setAttribute("response", "Record Insertion Failed. "); } if (result1 > 0) { request.setAttribute("response", "Record Inserted Successfully"); } if (result1 < 0) { request.setAttribute("response", "Database Connection Failed. Please check"); } } catch (Exception ex) { logger.error("The Exception is :" + ex); ex.printStackTrace(); if (ex.toString().contains("com.mysql.jdbc.MysqlDataTruncation")) { request.setAttribute("ErrorMessage", "Data is not correctly inserted into Database.Insertion Failed"); } else if (ex.toString().contains("MySQLIntegrityConstraintViolationException")) { request.setAttribute("ErrorMessage", "Record already Exists"); } else { String errorMessage = BAHandleAllException.exceptionHandler(ex); request.setAttribute("ErrorMessage", errorMessage); } } return mapping.findForward(SUCCESS); } public ActionForward baUpdate(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { try { logger.info(" update method starts here"); BATariffActionForm form1 = (BATariffActionForm) form; BATariffDTO dto = new BATariffDTO(); BeanUtils.copyProperties(dto, form1); int userId = (Integer) request.getSession().getAttribute("UserId"); logger.info("copied Form values to bean "); int result1 = BATariffFactory.getInstanceOfBATariffFactory().updateTariffData(dto, userId); logger.info("result1 =>" + result1); if (result1 == 0) { request.setAttribute("response", "Record updation Failed. "); } if (result1 > 0) { request.setAttribute("response", "Record updated Successfully"); } if (result1 < 0) { request.setAttribute("response", "Database Connection Failed. Please check"); } } catch (Exception ex) { logger.error("The Exception is :" + ex); ex.printStackTrace(); if (ex.toString().contains("com.mysql.jdbc.MysqlDataTruncation")) { request.setAttribute("ErrorMessage", "Data is not correctly inserted into Database.Insertion Failed"); } else if (ex.toString().contains("MySQLIntegrityConstraintViolationException")) { request.setAttribute("ErrorMessage", "Record already Exists"); } else { String errorMessage = BAHandleAllException.exceptionHandler(ex); request.setAttribute("ErrorMessage", errorMessage); } } return mapping.findForward(SUCCESS); } public ActionForward baDelete(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { try { logger.info(" delete method starts here"); BATariffActionForm form1 = (BATariffActionForm) form; BATariffDTO dto = new BATariffDTO(); BeanUtils.copyProperties(dto, form1); logger.info("copied Form values to bean "); int result1 = BATariffFactory.getInstanceOfBATariffFactory().deleteTariffData(dto); logger.info("result1 =>" + result1); if (result1 == 0) { request.setAttribute("response", "Record deletion Failed. "); } if (result1 > 0) { request.setAttribute("response", "Record deleted Successfully"); } if (result1 < 0) { request.setAttribute("response", "Database Connection Failed. Please check"); } } catch (Exception ex) { logger.error("The Exception is :" + ex); ex.printStackTrace(); if (ex.toString().contains("com.mysql.jdbc.MysqlDataTruncation")) { request.setAttribute("ErrorMessage", "Data is not correctly inserted into Database.Insertion Failed"); } else if (ex.toString().contains("MySQLIntegrityConstraintViolationException")) { request.setAttribute("ErrorMessage", "Record already Exists"); } else { String errorMessage = BAHandleAllException.exceptionHandler(ex); request.setAttribute("ErrorMessage", errorMessage); } } return mapping.findForward(SUCCESS); } public ActionForward baView(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { JSONObject json = new JSONObject(); BATariffDTO vo = new BATariffDTO(); try { logger.info(" view method starts here"); vo.setTarifId((request.getParameter("tarifId"))); vo.setTarifName(request.getParameter("tarifName")); vo.setType(request.getParameter("type")); vo.setPrice(request.getParameter("price")); vo.setTextId((request.getParameter("textId"))); vo.setExtra_Price((request.getParameter("extra_Price"))); List hashMpTariffDet = BATariffFactory.getInstanceOfBATariffFactory().getTariffDtls(1, vo); objPageCount = BATariffFactory.getInstanceOfBATariffFactory().getPageCount(vo); json.put("exception", ""); json.put("TariffDets", hashMpTariffDet); json.put("TariffExit", hashMpTariffDet.size()); json.put("objPageCount", objPageCount); logger.warn("strCurrent PageNo ------------->" + objPageCount); } catch (Exception ex) { logger.error("The Exception is :" + ex); ex.printStackTrace(); json.put("exception", BAHandleAllException.exceptionHandler(ex)); } response.getWriter().write(json.toString()); return null; } public ActionForward baGet(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { JSONObject json = new JSONObject(); BATariffDTO vo = new BATariffDTO(); try { logger.info(" get method starts here"); String order = request.getParameter("search"); HashMap hashMpTariffDet = BATariffFactory.getInstanceOfBATariffFactory().getTariffDtls(order); json.put("exception", ""); json.put("TariffDets", hashMpTariffDet); json.put("TariffExit", hashMpTariffDet.size()); // logger.warn("strCurrent PageNo ------------->"+objPageCount); } catch (Exception ex) { logger.error("The Exception is :" + ex); ex.printStackTrace(); json.put("exception", BAHandleAllException.exceptionHandler(ex)); } response.getWriter().write(json.toString()); return null; } //Navigation code public ActionForward getPageRecords(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { JSONObject json = new JSONObject(); BATariffDTO vo = new BATariffDTO(); try { logger.info(" getPageRecords method starts here"); vo.setTarifId((request.getParameter("tarifId"))); vo.setTarifName(request.getParameter("tarifName")); vo.setType(request.getParameter("type")); vo.setPrice(request.getParameter("price")); vo.setTextId((request.getParameter("textId"))); vo.setExtra_Price((request.getParameter("extra_Price"))); String strNavigation = request.getParameter("navigation"); int strCurrentPageNo = Integer.parseInt(request.getParameter("currentPageNo")); if (strNavigation != null && !strNavigation.equals("")) { if (strNavigation.equals("pre")) { strCurrentPageNo = strCurrentPageNo - 1; if (strCurrentPageNo <= 0) strCurrentPageNo = 1; } else if (strNavigation.equals("next")) { strCurrentPageNo = strCurrentPageNo + 1; if (strCurrentPageNo > objPageCount) strCurrentPageNo = objPageCount; } } logger.info("strCurrent PageNo ------------->" + strCurrentPageNo); List hashMpTariffDet = BATariffFactory.getInstanceOfBATariffFactory().getTariffDtls(strCurrentPageNo, vo); json.put("exception", ""); json.put("TariffDets", hashMpTariffDet); json.put("TariffExit", hashMpTariffDet.size()); } catch (Exception ex) { logger.error("The Exception is :" + ex); ex.printStackTrace(); json.put("exception", BAHandleAllException.exceptionHandler(ex)); } response.getWriter().write(json.toString()); return null; } }