Java tutorial
/* * Copyright 2013-2016 abuabdul.com * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ package com.abuabdul.mytravelpal.controller; import static com.abuabdul.mytravelpal.util.MyTravelPalFunc.eventJson; import static com.abuabdul.mytravelpal.util.MyTravelPalFunc.fromTravelPalToCalendarEvent; import static com.abuabdul.mytravelpal.util.MyTravelPalFunc.fromTravelPalToTravelPlan; import static com.abuabdul.mytravelpal.util.MyTravelPalFunc.fromTravelPlanToTravelPal; import static com.abuabdul.mytravelpal.util.MyTravelPalFunc.isMandatoryField; import static com.abuabdul.mytravelpal.util.MyTravelPalFunc.isXEditableField; import static com.abuabdul.mytravelpal.util.MyTravelPalFunc.travelModes; import static com.abuabdul.mytravelpal.util.MyTravelPalFunc.travelModesMap; import static com.abuabdul.mytravelpal.util.MyTravelPalFunc.travelTypes; import static com.abuabdul.mytravelpal.util.MyTravelPalFunc.travelTypesMap; import static com.abuabdul.mytravelpal.util.MyTravelPalFunc.valueInTimeFormat; import static com.google.common.collect.Lists.transform; import static org.apache.commons.lang3.StringUtils.isEmpty; import java.text.ParseException; import java.util.List; import java.util.Map; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.log4j.LogManager; import org.apache.log4j.Logger; import org.json.JSONObject; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.ModelMap; import org.springframework.web.bind.annotation.ModelAttribute; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.ResponseBody; import org.springframework.web.servlet.mvc.support.RedirectAttributes; import org.springframework.web.servlet.support.RequestContextUtils; import com.abuabdul.mytravelpal.data.document.MyTravelPal; import com.abuabdul.mytravelpal.data.model.MyTravelPalPlan; import com.abuabdul.mytravelpal.data.service.MyTravelPalService; import com.fasterxml.jackson.core.JsonProcessingException; import com.fasterxml.jackson.databind.ObjectMapper; import com.google.common.collect.Maps; /** * @author abuabdul * */ @Controller public class MyTravelPalLandingController { private static final Logger log = LogManager.getLogger(MyTravelPalLandingController.class.getName()); @Autowired private MyTravelPalService myTravelPalService; @RequestMapping(value = "/") public String index(ModelMap model) { return "forward:/index.jsp"; } @RequestMapping(value = "/travel/planBoard.go") public String myTravelPal(ModelMap model) { return "myTravelPal"; } @RequestMapping(value = "/secure/travel/planLoad.go", produces = "application/json") @ResponseBody public String myTravelPalEvents(ModelMap model) throws JsonProcessingException, ParseException { log.debug("Entering myTravelPalEvents() in " + this.getClass().getName()); List<MyTravelPal> travelPlans = myTravelPalService.retrieveAllTravelPlans(); return eventJson(fromTravelPalToCalendarEvent(travelPlans)); } @RequestMapping(value = "/travel/plans.go") public String myTravelPalPlan(ModelMap model, HttpServletRequest request) { log.debug("Entering myTravelPalPlan() in " + this.getClass().getName()); Map<String, ?> inputFlashMap = RequestContextUtils.getInputFlashMap(request); if (inputFlashMap != null) { model.addAttribute("travelPlanned", inputFlashMap.get("travelPlanned")); } model.addAttribute("travelModes", travelModes); model.addAttribute("travelTypes", travelTypes); model.addAttribute("myTravelPalPlan", new MyTravelPalPlan()); return "travel/plan/form"; } @RequestMapping(value = "/secure/travel/makePlans.go") public String myTravelPalMakePlan(@ModelAttribute("myTravelPalPlan") MyTravelPalPlan plan, RedirectAttributes redirectAttrs) { log.debug("Entering myTravelPalMakePlan() in " + this.getClass().getName()); MyTravelPal travel = fromTravelPlanToTravelPal.apply(plan); myTravelPalService.makeTravelPlans(travel); redirectAttrs.addFlashAttribute("travelPlanned", true); return "redirect:/travel/plans.go"; } @RequestMapping(value = "/secure/travel/viewPlans.go") public String myTravelPalViewPlan(ModelMap model, HttpServletRequest request) { log.debug("Entering myTravelPalViewPlan() in " + this.getClass().getName()); Map<String, ?> inputFlashMap = RequestContextUtils.getInputFlashMap(request); if (inputFlashMap != null) { model.addAttribute("travelPlanRemoved", inputFlashMap.get("travelPlanRemoved")); } List<MyTravelPalPlan> allTravelPlans = transform(myTravelPalService.retrieveAllTravelPlans(), fromTravelPalToTravelPlan); model.addAttribute("allTravelPlans", allTravelPlans); return "travel/plan/view/modify"; } @RequestMapping(value = "/secure/travel/{id}/removePlans.go") public String myTravelPalRemovePlan(ModelMap model, @PathVariable String id, RedirectAttributes redirectAttrs) { log.debug("Entering myTravelPalRemovePlan() in " + this.getClass().getName()); MyTravelPal plan = new MyTravelPal(); plan.setId(id); myTravelPalService.removeTravelPlan(plan); redirectAttrs.addFlashAttribute("travelPlanRemoved", true); return "redirect:/secure/travel/viewPlans.go"; } @RequestMapping(value = "/secure/travel/updatePlans.go", produces = "application/json") @ResponseBody public String myTravelPalUpdatePlan(HttpServletResponse response, @RequestParam String pk, @RequestParam String name, @RequestParam String value) { log.debug("Entering myTravelPalUpdatePlan() in " + this.getClass().getName()); response.setStatus(HttpServletResponse.SC_OK); JSONObject json = new JSONObject(); if (isEmpty(pk) || isEmpty(name)) { json.put("status", "error"); json.put("msg", "cannot update"); return json.toString(); } if (isMandatoryField(name) && isEmpty(value)) { json.put("status", "error"); json.put("msg", "cannot be empty"); return json.toString(); } if (isXEditableField(name) && !valueInTimeFormat(value)) { json.put("status", "error"); json.put("msg", "Invalid value"); return json.toString(); } myTravelPalService.updateTravelPlan(pk, name, value); json.put("status", "success"); return json.toString(); } @RequestMapping(value = "/secure/travel/loadTravelMode.go", produces = "application/json") @ResponseBody public String myTravelPalTravelMode(HttpServletResponse response) throws JsonProcessingException { log.debug("Entering myTravelPalTravelMode() in " + this.getClass().getName()); Map<String, String> map = Maps.newHashMap(); map.put("", "Select"); map.putAll(travelModesMap); response.setStatus(HttpServletResponse.SC_OK); ObjectMapper mapper = new ObjectMapper(); return mapper.writeValueAsString(map); } @RequestMapping(value = "/secure/travel/loadTravelType.go", produces = "application/json") @ResponseBody public String myTravelPalTravelType(HttpServletResponse response) throws JsonProcessingException { log.debug("Entering myTravelPalTravelType() in " + this.getClass().getName()); Map<String, String> map = Maps.newHashMap(); map.put("", "Select"); map.putAll(travelTypesMap); response.setStatus(HttpServletResponse.SC_OK); ObjectMapper mapper = new ObjectMapper(); return mapper.writeValueAsString(map); } }