Merge pull request #64 from hhu-propra2/refactor-controller-service
Refactor controller service and add comments
This commit is contained in:
@ -15,7 +15,11 @@ public class UpdateRoleEvent extends Event {
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public UpdateRoleEvent(Long event_id, Long group_id, String user_id, Role newRole) {
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super(event_id, group_id, user_id);
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this.newRole = newRole;
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}
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public UpdateRoleEvent(Long group_id, String user_id, Role newRole) {
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super(group_id, user_id);
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this.newRole = newRole;
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}
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}
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@ -1,10 +1,12 @@
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package mops.gruppen2.service;
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import mops.gruppen2.domain.GroupType;
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import mops.gruppen2.domain.Role;
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import mops.gruppen2.domain.Visibility;
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import mops.gruppen2.domain.event.*;
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import mops.gruppen2.security.Account;
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import org.springframework.stereotype.Service;
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import java.util.*;
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@Service
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public class ControllerService {
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@ -15,15 +17,24 @@ public class ControllerService {
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this.eventService = eventService;
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}
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public void createGroup(Account account, String title, String beschreibung) {
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CreateGroupEvent createGroupEvent = new CreateGroupEvent(eventService.checkGroup(), account.getName(), null , GroupType.LECTURE, Visibility.PUBLIC);
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AddUserEvent addUserEvent = new AddUserEvent(eventService.checkGroup(), account.getName(),account.getGivenname(),account.getFamilyname(),account.getEmail());
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UpdateGroupTitleEvent updateGroupTitleEvent = new UpdateGroupTitleEvent(eventService.checkGroup(), account.getName(), title);
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UpdateGroupDescriptionEvent updateGroupDescriptionEvent = new UpdateGroupDescriptionEvent(eventService.checkGroup(), account.getName(), beschreibung);
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/**
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* Erzeugt eine neue Gruppe, fügt den User, der die Gruppe erstellt hat, hinzu und setzt seine Rolle als Admin fest.
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* Zudem wird der Gruppentitel und die Gruppenbeschreibung erzeugt, welche vorher der Methode übergeben wurden.
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* Aus diesen Event Objekten wird eine Liste erzeugt, welche daraufhin mithilfe des EventServices gesichert wird.
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*
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* @param account Keycloak-Account
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* @param title Gruppentitel
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* @param description Gruppenbeschreibung
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*/
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public void createGroup(Account account, String title, String description) {
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eventService.saveEvent(createGroupEvent);
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eventService.saveEvent(addUserEvent);
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eventService.saveEvent(updateGroupTitleEvent);
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eventService.saveEvent(updateGroupDescriptionEvent);
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List<Event> eventList = new ArrayList<>();
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Collections.addAll(eventList, new CreateGroupEvent(eventService.checkGroup(), account.getName(), null , GroupType.LECTURE, Visibility.PUBLIC),
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new AddUserEvent(eventService.checkGroup(), account.getName(),account.getGivenname(),account.getFamilyname(),account.getEmail()),
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new UpdateRoleEvent(eventService.checkGroup(), account.getName(), Role.ADMIN),
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new UpdateGroupTitleEvent(eventService.checkGroup(), account.getName(), title),
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new UpdateGroupDescriptionEvent(eventService.checkGroup(), account.getName(), description));
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eventService.saveEventList(eventList);
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}
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}
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@ -94,4 +94,15 @@ public class EventService {
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return events;
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}
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/**
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* Sichert eine Liste von Event Objekten mithilfe der Methode saveEvent(Event event)
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*
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* @param createGroupEvents Liste von Event Objekten
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*/
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public void saveEventList(List<Event> createGroupEvents) {
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for(Event event : createGroupEvents) {
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saveEvent(event);
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}
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}
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}
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@ -22,11 +22,25 @@ public class SerializationService {
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this.eventStore = eventStore;
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}
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/**
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* Übersetzt mithilfe der Jackson-Library eine Java-Event-Repräsentation zu einem JSON-Event-Payload.
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*
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* @param event Java-Event-Repräsentation
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* @return JSON-Event-Payload als String
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* @throws JsonProcessingException
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*/
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public String serializeEvent(Event event) throws JsonProcessingException {
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ObjectMapper mapper = new ObjectMapper();
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return mapper.writeValueAsString(event);
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}
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/**
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* Übersetzt mithilfe der Jackson-Library einen JSON-Event-Payload zu einer Java-Event-Repräsentation.
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*
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* @param json JSON-Event-Payload als String
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* @return Java-Event-Repräsentation
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* @throws JsonProcessingException
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*/
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public Event deserializeEvent(String json) throws JsonProcessingException {
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ObjectMapper mapper = new ObjectMapper();
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return mapper.readValue(json, Event.class);
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