package com.rocketchat.core.callback;

import com.rocketchat.common.data.model.User;
import com.rocketchat.common.listener.Callback;

import java.lang.reflect.Type;
import java.util.List;

/**
 * Created by sachin on 20/7/17.
 */
public class RoomCallback {
    public interface GroupCreateCallback extends Callback {
        void onCreateGroup(String roomId);
    }

    public interface GetMembersCallback extends Callback {
        void onGetRoomMembers(Integer total, List<User> members);
    }

}

@@ -130,39 +130,64 @@
 ck;%0A
-%0A
 import 
-java.lang.reflect.Type;
+com.rocketchat.core.model.attachment.Attachment;%0A
 %0Aimp
@@ -272,24 +272,25 @@
 mCallback %7B%0A
+%0A
     public i
@@ -519,10 +519,140 @@
 %0A    %7D%0A%0A
+    public interface GetFilesCallback extends Callback %7B%0A        void onGetRoomFiles(Integer total, List%3CAttachment%3E files);%0A    %7D%0A
 %7D
-%0A

Update RoomCallback.java