Add the "internal" flag to NotesApi

Author: hannibal218bc

src/main/java/org/gitlab4j/api/NotesApi.java

@@ -152,7 +152,7 @@ public Note getIssueNote(Object projectIdOrPath, Long issueIid, Long noteId) thr
      * @throws GitLabApiException if any exception occurs
      */
     public Note createIssueNote(Object projectIdOrPath, Long issueIid, String body) throws GitLabApiException {
-        return (createIssueNote(projectIdOrPath, issueIid, body, null));
+        return (createIssueNote(projectIdOrPath, issueIid, body, null, false));
     }
 
     /**
@@ -166,10 +166,28 @@ public Note createIssueNote(Object projectIdOrPath, Long issueIid, String body)
      * @throws GitLabApiException if any exception occurs
      */
     public Note createIssueNote(Object projectIdOrPath, Long issueIid, String body, Date createdAt) throws GitLabApiException {
+        return (createIssueNote(projectIdOrPath, issueIid, body, null, false));    }
+
+    /**
+     * Create a issues's note.
+     *
+     * @param projectIdOrPath the project in the form of an Long(ID), String(path), or Project instance
+     * @param issueIid the issue IID to create the notes for
+     * @param body the content of note
+     * @param createdAt the created time of note
+     * @param internal whether the note shall be marked 'internal'
+     * @return the created Note instance
+     * @throws GitLabApiException if any exception occurs
+     */
+    public Note createIssueNote(Object projectIdOrPath, Long issueIid, String body, Date createdAt, boolean internal) throws GitLabApiException {
 
         GitLabApiForm formData = new GitLabApiForm()
                 .withParam("body", body, true)
-                .withParam("created_at", createdAt);
+                .withParam("created_at", createdAt)
+        ;
+        if (internal) {
+        	formData.withParam("internal", "true");
+        }
         Response response = post(Response.Status.CREATED, formData,
                 "projects", getProjectIdOrPath(projectIdOrPath), "issues", issueIid, "notes");
         return (response.readEntity(Note.class));

src/main/java/org/gitlab4j/api/models/Note.java

@@ -98,6 +98,7 @@ public String toString() {
     private Boolean resolvable;
     private Participant resolvedBy;
     private Date resolvedAt;
+    private Boolean internal;
     private Type type;
 
     private Position position;
@@ -270,7 +271,15 @@ public void setPosition(Position position) {
         this.position = position;
     }
 
-    @Override
+    public Boolean getInternal() {
+		return internal;
+	}
+
+	public void setInternal(Boolean internal) {
+		this.internal = internal;
+	}
+
+	@Override
     public String toString() {
         return (JacksonJson.toJsonString(this));
     }