Change Lombok annotations to enable Jackson deserializing

src/main/java/mops/gruppen2/domain/event/AddUserEvent.java

@@ -1,14 +1,16 @@
 package mops.gruppen2.domain.event;
 
-import lombok.EqualsAndHashCode;
-import lombok.Value;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
 import mops.gruppen2.domain.User;
 
 /**
  * Fügt einen einzelnen Nutzer einer Gruppe hinzu.
  */
-@EqualsAndHashCode(callSuper = true)
-@Value
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
 public class AddUserEvent extends Event {
     String givenname;
     String familyname;

src/main/java/mops/gruppen2/domain/event/CreateGroupEvent.java

@@ -1,10 +1,12 @@
 package mops.gruppen2.domain.event;
 
-import lombok.EqualsAndHashCode;
-import lombok.Value;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
 
-@EqualsAndHashCode(callSuper = true)
-@Value
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
 public class CreateGroupEvent extends Event {
     String groupTitle;
     String groupDescription;

src/main/java/mops/gruppen2/domain/event/DeleteUserEvent.java

@@ -1,13 +1,13 @@
 package mops.gruppen2.domain.event;
 
-import lombok.EqualsAndHashCode;
-import lombok.Value;
+import lombok.*;
 
 /**
  * Entfernt ein einzelnes Mitglied einer Gruppe.
  */
-@EqualsAndHashCode(callSuper = true)
-@Value
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
 public class DeleteUserEvent extends Event {
 
     public DeleteUserEvent(long event_id, long group_id, String user_id) {

src/main/java/mops/gruppen2/domain/event/Event.java

@@ -1,12 +1,28 @@
 package mops.gruppen2.domain.event;
 
+import com.fasterxml.jackson.annotation.JsonSubTypes;
 import com.fasterxml.jackson.annotation.JsonTypeInfo;
-import lombok.Value;
-import lombok.experimental.NonFinal;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
 
-@Value
-@NonFinal
-@JsonTypeInfo(include = JsonTypeInfo.As.WRAPPER_OBJECT, use = JsonTypeInfo.Id.NAME)
+
+@Getter
+@NoArgsConstructor
+@AllArgsConstructor
+@JsonTypeInfo(
+        include = JsonTypeInfo.As.PROPERTY,
+        use = JsonTypeInfo.Id.NAME,
+        property = "type"
+)
+@JsonSubTypes({
+        @JsonSubTypes.Type(value = AddUserEvent.class, name = "AddUserEvent"),
+        @JsonSubTypes.Type(value = AddUserEvent.class, name = "CreateGroupEvent"),
+        @JsonSubTypes.Type(value = AddUserEvent.class, name = "DeleteUserEvent"),
+        @JsonSubTypes.Type(value = AddUserEvent.class, name = "UpdateGroupDescriptionEvent"),
+        @JsonSubTypes.Type(value = AddUserEvent.class, name = "UpdateGroupTitleEvent"),
+        @JsonSubTypes.Type(value = AddUserEvent.class, name = "UpdateRoleEvent"),
+})
 public class Event {
     long event_id;
     long group_id;

src/main/java/mops/gruppen2/domain/event/UpdateGroupDescriptionEvent.java

@@ -1,13 +1,15 @@
 package mops.gruppen2.domain.event;
 
-import lombok.EqualsAndHashCode;
-import lombok.Value;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 /**
  * Ändert nur die Gruppenbeschreibung.
  */
-@EqualsAndHashCode(callSuper = true)
-@Value
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
 public class UpdateGroupDescriptionEvent extends Event {
     String newGroupDescription;
 

src/main/java/mops/gruppen2/domain/event/UpdateGroupTitleEvent.java

@@ -1,13 +1,15 @@
 package mops.gruppen2.domain.event;
 
-import lombok.EqualsAndHashCode;
-import lombok.Value;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 /**
  * Ändert nur den Gruppentitel.
  */
-@EqualsAndHashCode(callSuper = true)
-@Value
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
 public class UpdateGroupTitleEvent extends Event {
     String newGroupTitle;
 

src/main/java/mops/gruppen2/domain/event/UpdateRoleEvent.java

@@ -1,14 +1,14 @@
 package mops.gruppen2.domain.event;
 
-import lombok.EqualsAndHashCode;
-import lombok.Value;
+import lombok.*;
 import mops.gruppen2.domain.Role;
 
 /**
  * Aktualisiert die Gruppenrolle eines Teilnehmers.
  */
-@EqualsAndHashCode(callSuper = true)
-@Value
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
 public class UpdateRoleEvent extends Event {
 
     Role newRole;