Events are now also implementing Serializable

Author: jmini

src/main/java/org/gitlab4j/api/systemhooks/AbstractSystemHookEvent.java

@@ -3,6 +3,7 @@
 import com.fasterxml.jackson.annotation.JsonIgnore;
 
 public abstract class AbstractSystemHookEvent implements SystemHookEvent {
+    private static final long serialVersionUID = 1L;
 
     private String requestUrl;
     private String requestQueryString;

src/main/java/org/gitlab4j/api/systemhooks/GroupMemberSystemHookEvent.java

@@ -5,6 +5,7 @@
 import org.gitlab4j.api.utils.JacksonJson;
 
 public class GroupMemberSystemHookEvent extends AbstractSystemHookEvent {
+    private static final long serialVersionUID = 1L;
 
     public static final String NEW_GROUP_MEMBER_EVENT = "user_add_to_group";
     public static final String GROUP_MEMBER_REMOVED_EVENT = "user_remove_from_group";

src/main/java/org/gitlab4j/api/systemhooks/GroupSystemHookEvent.java

@@ -5,6 +5,7 @@
 import org.gitlab4j.api.utils.JacksonJson;
 
 public class GroupSystemHookEvent extends AbstractSystemHookEvent {
+    private static final long serialVersionUID = 1L;
 
     public static final String GROUP_CREATE_EVENT = "group_create";
     public static final String GROUP_DESTROY_EVENT = "group_destroy";

src/main/java/org/gitlab4j/api/systemhooks/KeySystemHookEvent.java

@@ -5,7 +5,8 @@
 import org.gitlab4j.api.utils.JacksonJson;
 
 public class KeySystemHookEvent extends AbstractSystemHookEvent {
-    
+    private static final long serialVersionUID = 1L;
+
     public static final String KEY_CREATE_EVENT = "key_create";
     public static final String KEY_DESTROY_EVENT = "key_destroy";
 

src/main/java/org/gitlab4j/api/systemhooks/MergeRequestSystemHookEvent.java

@@ -3,6 +3,7 @@
 import org.gitlab4j.api.webhook.MergeRequestEvent;
 
 public class MergeRequestSystemHookEvent extends MergeRequestEvent implements SystemHookEvent {
+    private static final long serialVersionUID = 1L;
 
     public static final String X_GITLAB_EVENT = "System Hook";
     public static final String MERGE_REQUEST_EVENT = "merge_request";

src/main/java/org/gitlab4j/api/systemhooks/ProjectSystemHookEvent.java

@@ -6,6 +6,7 @@
 import org.gitlab4j.api.utils.JacksonJson;
 
 public class ProjectSystemHookEvent extends AbstractSystemHookEvent {
+    private static final long serialVersionUID = 1L;
 
     public static final String PROJECT_CREATE_EVENT = "project_create";
     public static final String PROJECT_DESTROY_EVENT = "project_destroy";

src/main/java/org/gitlab4j/api/systemhooks/PushSystemHookEvent.java

@@ -4,6 +4,7 @@
 import org.gitlab4j.api.webhook.AbstractPushEvent;
 
 public class PushSystemHookEvent extends AbstractPushEvent implements SystemHookEvent {
+    private static final long serialVersionUID = 1L;
 
     public static final String PUSH_EVENT = "push";
 

src/main/java/org/gitlab4j/api/systemhooks/SystemHookEvent.java

@@ -1,5 +1,7 @@
 package org.gitlab4j.api.systemhooks;
 
+import java.io.Serializable;
+
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonSubTypes;
 import com.fasterxml.jackson.annotation.JsonTypeInfo;
@@ -31,7 +33,7 @@
     @JsonSubTypes.Type(value = RepositorySystemHookEvent.class, name = RepositorySystemHookEvent.REPOSITORY_UPDATE_EVENT),
     @JsonSubTypes.Type(value = MergeRequestSystemHookEvent.class, name = MergeRequestSystemHookEvent.MERGE_REQUEST_EVENT)
 })
-public interface SystemHookEvent {
+public interface SystemHookEvent extends Serializable {
 
     String getEventName();
 

src/main/java/org/gitlab4j/api/systemhooks/TagPushSystemHookEvent.java

@@ -4,6 +4,7 @@
 import org.gitlab4j.api.webhook.AbstractPushEvent;
 
 public class TagPushSystemHookEvent extends AbstractPushEvent implements SystemHookEvent {
+    private static final long serialVersionUID = 1L;
 
     public static final String TAG_PUSH_EVENT = "tag_push";
 

src/main/java/org/gitlab4j/api/systemhooks/TeamMemberSystemHookEvent.java

@@ -6,6 +6,7 @@
 import org.gitlab4j.api.utils.JacksonJson;
 
 public class TeamMemberSystemHookEvent extends AbstractSystemHookEvent {
+    private static final long serialVersionUID = 1L;
 
     public static final String NEW_TEAM_MEMBER_EVENT = "user_add_to_team";
     public static final String TEAM_MEMBER_REMOVED_EVENT = "user_remove_from_team";