public static void parseCameras(String content,
                                    ContentResolver resolver,
                                    JsonMapper mapper) throws
            IOException,
            RemoteException,
            OperationApplicationException {

        ArrayList<ContentProviderOperation> batch = new ArrayList<ContentProviderOperation>();
        ArrayList<Camera> cameras = mapper.readValue(
                mapper.readTree(ConvertUtils.decode(content)).get("result").toString(),
                new TypeReference<ArrayList<Camera>>() {});

        Uri cameraURI = ContentProvider.createUri(Camera.class, null);
        Cursor localCameras = resolver.query(cameraURI, null, null, null, null);

        if (localCameras != null) {
            while (localCameras.moveToNext()) {

                Camera camera = new Camera();
                camera.loadFromCursor(localCameras);

                int index = SyncUtils.indexOfById(cameras, camera);
                if(index >= 0) {

                    Camera current = cameras.get(index);
                    if(!camera.equals(current)) {

                        ContentProviderOperation operation = getAddOrUpdateBatch(
                                cameraURI,
                                current,
                                camera.getId());

                        if(operation != null) {
                            batch.add(operation);
                        }
                    }

                    cameras.remove(index);

                } else {

                    batch.add(ContentProviderOperation.newDelete(cameraURI)
                            .withSelection(BaseColumns._ID + " = ?", new String[]{String.valueOf(camera.getId())})
                            .build());
                }
            }
            localCameras.close();
        }

        for (Camera cameraObject : cameras) {

            ContentProviderOperation operation = getAddOrUpdateBatch(
                    cameraURI,
                    cameraObject,
                    -1);

            if (operation != null) {
                batch.add(operation);
            }
        }

        resolver.applyBatch(VejoAoVivoSyncAdapter.AUTHORITY, batch);
        resolver.notifyChange(cameraURI, null, false);
    }