Content.java
/*
* Copyright 2022 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.car.app.model;
import androidx.annotation.NonNull;
import androidx.car.app.annotations.CarProtocol;
import androidx.car.app.annotations.ExperimentalCarApi;
import androidx.car.app.annotations.RequiresCarApi;
/** Interface implemented by models that can be invalidated and refreshed individually. */
@CarProtocol
@ExperimentalCarApi
@RequiresCarApi(6)
public interface Content {
/**
* Returns the associated content ID for a component. This ID will be used to trigger
* invalidation and refresh of the component, and can not change.
*
*/
@NonNull
String getContentId();
}