| /* |
| * Copyright 2023 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package androidx.wear.protolayout.renderer.dynamicdata; |
| |
| import androidx.annotation.NonNull; |
| import androidx.annotation.Nullable; |
| import androidx.wear.protolayout.expression.pipeline.DynamicTypeValueReceiver; |
| |
| import java.util.List; |
| |
| public class AddToListCallback<T> implements DynamicTypeValueReceiver<T> { |
| private final List<T> mListToUpdate; |
| @Nullable private final List<Boolean> mInvalidListToUpdate; |
| |
| public AddToListCallback(List<T> list) { |
| this.mListToUpdate = list; |
| this.mInvalidListToUpdate = null; |
| } |
| |
| public AddToListCallback(List<T> list, @Nullable List<Boolean> invalidList) { |
| this.mListToUpdate = list; |
| this.mInvalidListToUpdate = invalidList; |
| } |
| |
| @Override |
| public void onPreUpdate() {} |
| |
| @Override |
| public void onData(@NonNull T newData) { |
| mListToUpdate.add(newData); |
| } |
| |
| @Override |
| public void onInvalidated() { |
| if (mInvalidListToUpdate != null) { |
| mInvalidListToUpdate.add(true); |
| } |
| } |
| } |