Fixed webhooks changes deserialization (#325, #331).

Author: gmessner

src/main/java/org/gitlab4j/api/webhook/EventChanges.java

@@ -2,44 +2,89 @@
 
 import java.util.Date;
 import java.util.List;
-import java.util.Map;
 
 import javax.xml.bind.annotation.XmlAccessType;
 import javax.xml.bind.annotation.XmlAccessorType;
 
+import org.gitlab4j.api.models.Assignee;
 import org.gitlab4j.api.utils.JacksonJson;
 
 @XmlAccessorType(XmlAccessType.FIELD)
 public class EventChanges {
 
-    private List<Integer> updatedById;
-    private List<Date> updatedAt;
-    private Map<String, List<EventLabel>> labels;
+    private ChangeContainer<Date> updatedAt;
+    private ChangeContainer<Integer> updatedById;
+    private ChangeContainer<Date> dueDate;
+    private ChangeContainer<Integer> milestoneId;
+    private ChangeContainer<List<EventLabel>> labels;
+    private ChangeContainer<List<Assignee>> assignees;
+    private ChangeContainer<Integer> totalTimeSpent;
+    private ChangeContainer<Boolean> confidential;
 
-    public List<Integer> getUpdatedById() {
+    public ChangeContainer<Date> getUpdatedAt() {
+        return updatedAt;
+    }
+
+    public void setUpdatedAt(ChangeContainer<Date> updatedAt) {
+        this.updatedAt = updatedAt;
+    }
+
+    public ChangeContainer<Integer> getUpdatedById() {
         return updatedById;
     }
 
-    public void setUpdatedById(List<Integer> updatedById) {
+    public void setUpdatedById(ChangeContainer<Integer> updatedById) {
         this.updatedById = updatedById;
     }
 
-    public List<Date> getUpdatedAt() {
-        return updatedAt;
+    public ChangeContainer<Date> getDueDate() {
+        return dueDate;
     }
 
-    public void setUpdatedAt(List<Date> updatedAt) {
-        this.updatedAt = updatedAt;
+    public void setDueDate(ChangeContainer<Date> dueDate) {
+        this.dueDate = dueDate;
+    }
+
+    public ChangeContainer<Integer> getMilestoneId() {
+        return milestoneId;
+    }
+
+    public void setMilestoneId(ChangeContainer<Integer> milestoneId) {
+        this.milestoneId = milestoneId;
     }
 
-    public Map<String, List<EventLabel>> getLabels() {
+    public ChangeContainer<List<EventLabel>> getLabels() {
         return labels;
     }
 
-    public void setLabels(Map<String, List<EventLabel>> labels) {
+    public void setLabels(ChangeContainer<List<EventLabel>> labels) {
         this.labels = labels;
     }
 
+    public ChangeContainer<List<Assignee>> getAssignees() {
+        return assignees;
+    }
+
+    public void setAssignees(ChangeContainer<List<Assignee>> assignees) {
+        this.assignees = assignees;
+    }
+
+    public ChangeContainer<Integer> getTotalTimeSpent() {
+        return totalTimeSpent;
+    }
+
+    public void setTotalTimeSpent(ChangeContainer<Integer> totalTimeSpent) {
+        this.totalTimeSpent = totalTimeSpent;
+    }
+
+    public ChangeContainer<Boolean> getConfidential() {
+        return confidential;
+    }
+
+    public void setConfidential(ChangeContainer<Boolean> confidential) {
+        this.confidential = confidential;
+    }
+
     @Override
     public String toString() {
         return (JacksonJson.toJsonString(this));

src/test/resources/org/gitlab4j/api/issue-event.json

@@ -51,21 +51,28 @@
     "username": "user1",
     "avatar_url": "http://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=40\u0026d=identicon"
   },
-  "labels": [{
-    "id": 206,
-    "title": "API",
-    "color": "#ffffff",
-    "project_id": 14,
-    "created_at": "2013-12-03T17:15:43Z",
-    "updated_at": "2013-12-03T17:15:43Z",
-    "template": false,
-    "description": "API related issues",
-    "type": "ProjectLabel",
-    "group_id": 41
-  }],
+  "labels":[],
   "changes": {
-    "updated_by_id": [null, 1],
-    "updated_at": ["2017-09-15T16:50:55Z", "2017-09-15T16:52:00Z"],
+    "due_date":{
+       "previous": "2020-06-01T08:00:00Z",
+       "current": "2020-02-04T08:00:00Z"
+    },
+    "updated_at": {
+       "previous":"2019-04-12T01:10:28Z",
+       "current":"2019-04-12T01:11:33Z"
+    },
+    "updated_by_id": {
+       "previous": 2,
+       "current": 6
+    },
+    "milestone_id": {
+       "previous":0,
+       "current":1
+    },
+    "confidential": {
+       "previous":true,
+       "current":false
+    },
     "labels": {
       "previous": [{
         "id": 206,

src/test/resources/org/gitlab4j/api/merge-request-event.json

@@ -104,8 +104,14 @@
     "group_id": 41
   }],
   "changes": {
-    "updated_by_id": [null, 1],
-    "updated_at": ["2017-09-15T16:50:55Z", "2017-09-15T16:52:00Z"],
+    "updated_at": {
+       "previous":"2019-04-12T01:10:28Z",
+       "current":"2019-04-12T01:11:33Z"
+    },
+    "updated_by_id": {
+       "previous": 2,
+       "current": 6
+    },
     "labels": {
       "previous": [{
         "id": 206,