ServiceBackedPassiveMonitoringClient.kt
/*
* Copyright (C) 2021 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.health.services.client.impl
import android.content.ComponentName
import android.content.Context
import androidx.annotation.VisibleForTesting
import androidx.core.content.ContextCompat
import androidx.health.services.client.PassiveMonitoringCallback
import androidx.health.services.client.PassiveMonitoringClient
import androidx.health.services.client.data.PassiveGoal
import androidx.health.services.client.data.PassiveMonitoringCapabilities
import androidx.health.services.client.data.PassiveMonitoringConfig
import androidx.health.services.client.impl.IpcConstants.PASSIVE_API_BIND_ACTION
import androidx.health.services.client.impl.IpcConstants.SERVICE_PACKAGE_NAME
import androidx.health.services.client.impl.PassiveMonitoringCallbackStub.PassiveMonitoringCallbackCache
import androidx.health.services.client.impl.internal.HsConnectionManager
import androidx.health.services.client.impl.internal.StatusCallback
import androidx.health.services.client.impl.ipc.Client
import androidx.health.services.client.impl.ipc.ClientConfiguration
import androidx.health.services.client.impl.ipc.internal.ConnectionManager
import androidx.health.services.client.impl.request.BackgroundRegistrationRequest
import androidx.health.services.client.impl.request.CapabilitiesRequest
import androidx.health.services.client.impl.request.FlushRequest
import androidx.health.services.client.impl.request.PassiveGoalRequest
import com.google.common.util.concurrent.Futures
import com.google.common.util.concurrent.ListenableFuture
/**
* [PassiveMonitoringClient] implementation that is backed by Health Services.
*
* @hide
*/
@VisibleForTesting(otherwise = VisibleForTesting.PACKAGE_PRIVATE)
public class ServiceBackedPassiveMonitoringClient(
private val applicationContext: Context,
private val connectionManager: ConnectionManager =
HsConnectionManager.getInstance(applicationContext)
) :
PassiveMonitoringClient,
Client<IPassiveMonitoringApiService>(
CLIENT_CONFIGURATION,
connectionManager,
{ binder -> IPassiveMonitoringApiService.Stub.asInterface(binder) },
{ service -> service.apiVersion }
) {
private val packageName = applicationContext.packageName
override fun registerDataCallback(
configuration: PassiveMonitoringConfig
): ListenableFuture<Void> {
val callbackStub = PassiveMonitoringCallbackCache.INSTANCE.remove(packageName)
// If the client had a previous callback registered, make sure it's cleared.
if (callbackStub != null) {
return unregisterListener(callbackStub.listenerKey) { service, resultFuture ->
service.registerDataCallback(
BackgroundRegistrationRequest(configuration),
null,
StatusCallback(resultFuture)
)
}
}
return execute { service, resultFuture ->
service.registerDataCallback(
BackgroundRegistrationRequest(configuration),
null,
StatusCallback(resultFuture)
)
}
}
override fun registerDataCallback(
configuration: PassiveMonitoringConfig,
callback: PassiveMonitoringCallback
): ListenableFuture<Void> {
val callbackStub =
PassiveMonitoringCallbackCache.INSTANCE.getOrCreate(packageName, callback)
return registerListener(callbackStub.listenerKey) { service, resultFuture ->
service.registerDataCallback(
BackgroundRegistrationRequest(configuration),
callbackStub,
StatusCallback(resultFuture)
)
}
}
override fun unregisterDataCallback(): ListenableFuture<Void> {
val callbackStub = PassiveMonitoringCallbackCache.INSTANCE.remove(packageName)
if (callbackStub != null) {
return unregisterListener(callbackStub.listenerKey) { service, resultFuture ->
service.unregisterDataCallback(packageName, StatusCallback(resultFuture))
}
}
return execute { service, resultFuture ->
service.unregisterDataCallback(packageName, StatusCallback(resultFuture))
}
}
// TODO(jlannin): Make this take in the BroadcastReceiver directly.
override fun registerPassiveGoalCallback(
passiveGoal: PassiveGoal,
componentName: ComponentName,
): ListenableFuture<Void> {
val request = PassiveGoalRequest(packageName, componentName.getClassName(), passiveGoal)
return execute { service, resultFuture ->
service.registerPassiveGoalCallback(request, StatusCallback(resultFuture))
}
}
override fun unregisterPassiveGoalCallback(passiveGoal: PassiveGoal): ListenableFuture<Void> {
val request = PassiveGoalRequest(packageName, /*unused*/ "", passiveGoal)
return execute { service, resultFuture ->
service.unregisterPassiveGoalCallback(request, StatusCallback(resultFuture))
}
}
override fun flush(): ListenableFuture<Void> {
val request = FlushRequest(packageName)
return execute { service, resultFuture ->
service.flush(request, StatusCallback(resultFuture))
}
}
override val capabilities: ListenableFuture<PassiveMonitoringCapabilities>
get() =
Futures.transform(
execute { service -> service.getCapabilities(CapabilitiesRequest(packageName)) },
{ response -> response?.passiveMonitoringCapabilities },
ContextCompat.getMainExecutor(applicationContext)
)
private companion object {
const val CLIENT = "HealthServicesPassiveMonitoringClient"
private val CLIENT_CONFIGURATION =
ClientConfiguration(CLIENT, SERVICE_PACKAGE_NAME, PASSIVE_API_BIND_ACTION)
}
}