Java tutorial
/** * Copyright 2012 Megam Systems? * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ package org.megam.deccanplato.provider.zoho.crm.handler; import static org.megam.deccanplato.provider.Constants.*; import static org.megam.deccanplato.provider.zoho.crm.Constants.*; import java.io.IOException; import java.net.URISyntaxException; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.xml.bind.JAXBException; import org.apache.http.NameValuePair; import org.apache.http.client.ClientProtocolException; import org.apache.http.message.BasicNameValuePair; import org.megam.deccanplato.http.TransportMachinery; import org.megam.deccanplato.http.TransportResponse; import org.megam.deccanplato.http.TransportTools; import org.megam.deccanplato.provider.BusinessActivity; import org.megam.deccanplato.provider.core.BusinessActivityInfo; import org.megam.deccanplato.provider.zoho.crm.info.Events; import org.megam.deccanplato.provider.zoho.crm.info.Tasks; /** * * @author pandiyaraja * *This class is used to perform Event business activity for ZOHO business activities * create, list, update and delete. And this class *uses a business support classes(Events) to populate ZOHO XML input data. */ public class EventImpl implements BusinessActivity { private static final String ZOHO_CRM_EVENT_XML_URL = "https://crm.zoho.com/crm/private/xml/Events/"; private static final String ZOHO_CRM_EVENT_JSON_URL = "https://crm.zoho.com/crm/private/json/Events/"; private Map<String, String> args; private BusinessActivityInfo bizInfo; @Override public void setArguments(BusinessActivityInfo tempBizInfo, Map<String, String> tempArgs) { this.args = tempArgs; this.bizInfo = tempBizInfo; } @Override public Map<String, String> run() { Map<String, String> outMap = new HashMap<>(); switch (bizInfo.getActivityFunction()) { case CREATE: outMap = create(outMap); break; case LIST: outMap = list(outMap); break; case UPDATE: outMap = update(outMap); break; case DELETE: outMap = delete(outMap); break; default: break; } return outMap; } /** * this method creates an Event in zoho.com and returns that Event id. * and it uses the business support class Events to populate ZOHO XML input * This method takes input as a MAP(contains json dada) and returns a MAP. * @param outMap */ private Map<String, String> create(Map<String, String> outMap) { Events events = new Events(); events.setStart_DateTime(args.get(START_DATE_TIME)); events.setEnd_DateTime(args.get(END_DATE_TIME)); events.setSubject(args.get(SUBJECT)); events.setVenue(args.get(VENUE)); String xmlout = null; try { xmlout = events.toXMLString(); } catch (JAXBException e) { // TODO Auto-generated catch block e.printStackTrace(); } List<NameValuePair> eventAttrList = new ArrayList<NameValuePair>(); eventAttrList.add(new BasicNameValuePair(OAUTH_TOKEN, args.get(AUTHTOKEN))); eventAttrList.add(new BasicNameValuePair(ZOHO_SCOPE, SCOPE)); eventAttrList.add(new BasicNameValuePair(ZOHO_XMLDATA, xmlout)); TransportTools tst = new TransportTools(ZOHO_CRM_EVENT_XML_URL + INSERT_RECORDS, eventAttrList); String responseBody = null; TransportResponse response = null; try { response = TransportMachinery.post(tst); } catch (ClientProtocolException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } responseBody = response.entityToString(); outMap.put(OUTPUT, responseBody); return outMap; } /** * this method lists all Event in zoho.com and returns a list of json Event details. * This method takes input as a MAP(contains json dada) and returns a MAP. * @param outMap */ private Map<String, String> list(Map<String, String> outMap) { List<NameValuePair> eventAttrList = new ArrayList<NameValuePair>(); eventAttrList.add(new BasicNameValuePair(OAUTH_TOKEN, args.get(AUTHTOKEN))); eventAttrList.add(new BasicNameValuePair(ZOHO_SCOPE, SCOPE)); TransportTools tst = new TransportTools(ZOHO_CRM_EVENT_JSON_URL + GET_RECORDS, eventAttrList, null, true, "UTF-8"); String responseBody = null; TransportResponse response = null; try { response = TransportMachinery.get(tst); } catch (ClientProtocolException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (URISyntaxException e) { // TODO Auto-generated catch block e.printStackTrace(); } responseBody = response.entityToString(); outMap.put(OUTPUT, responseBody); return outMap; } /** * this method update a particular Event in zoho.com and returns success message with updated Event id. * This method takes input as a MAP(contains json dada) and returns a MAP. * @param outMap */ private Map<String, String> update(Map<String, String> outMap) { Events events = new Events(); events.setStart_DateTime(args.get(START_DATE_TIME)); events.setEnd_DateTime(args.get(END_DATE_TIME)); events.setSubject(args.get(SUBJECT)); events.setVenue(args.get(VENUE)); String xmlout = null; try { xmlout = events.toXMLString(); } catch (JAXBException e) { // TODO Auto-generated catch block e.printStackTrace(); } List<NameValuePair> eventAttrList = new ArrayList<NameValuePair>(); eventAttrList.add(new BasicNameValuePair(OAUTH_TOKEN, args.get(AUTHTOKEN))); eventAttrList.add(new BasicNameValuePair(ZOHO_SCOPE, SCOPE)); eventAttrList.add(new BasicNameValuePair(ID, args.get(ID))); eventAttrList.add(new BasicNameValuePair(ZOHO_XMLDATA, xmlout)); TransportTools tst = new TransportTools(ZOHO_CRM_EVENT_XML_URL + UPDATE_RECORDS, eventAttrList); String responseBody = null; TransportResponse response = null; try { response = TransportMachinery.post(tst); } catch (ClientProtocolException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } responseBody = response.entityToString(); outMap.put(OUTPUT, responseBody); return outMap; } /** * this method delete a particular Event in zoho.com and returns success message with deleted Event id. * This method takes input as a MAP(contains json dada) and returns a MAP. * @param outMap */ private Map<String, String> delete(Map<String, String> outMap) { List<NameValuePair> eventAttrList = new ArrayList<NameValuePair>(); eventAttrList.add(new BasicNameValuePair(OAUTH_TOKEN, args.get(AUTHTOKEN))); eventAttrList.add(new BasicNameValuePair(ZOHO_SCOPE, SCOPE)); eventAttrList.add(new BasicNameValuePair(ID, args.get(ID))); TransportTools tst = new TransportTools(ZOHO_CRM_EVENT_JSON_URL + DELETE_RECORDS, eventAttrList); String responseBody = null; TransportResponse response = null; try { response = TransportMachinery.post(tst); } catch (ClientProtocolException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } responseBody = response.entityToString(); outMap.put(OUTPUT, responseBody); return outMap; } /** * this method returns business method name to perform action in that zoho crm Module */ @Override public String name() { return "event"; } }