/*
 * 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 com.android.microdroid.testservice;

import com.android.microdroid.testservice.IVmCallback;

/**
 * An interface exposed by the app for callbacks from the VM.
 *
 * {@hide}
 */
interface IAppCallback {
    /** Invites the app to call vmCallback#echoMessage() */
    void setVmCallback(IVmCallback vmCallback);

    /** Asynchronusly called by the VM in response to a call to echoMessage(). */
    void onEchoRequestReceived(String message);
}