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/*
* Copyright (C) 2019 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.systemui.controls.controller
import android.service.controls.actions.ControlAction
import android.service.controls.IControlsActionCallback
import android.service.controls.IControlsProvider
import android.service.controls.IControlsSubscriber
import android.service.controls.IControlsSubscription
import android.service.controls.actions.ControlActionWrapper
import android.util.Log
/**
* Wrapper for the service calls.
*
* Calling all [IControlsProvider] methods through here will wrap them in a try/catch block.
*/
class ServiceWrapper(val service: IControlsProvider) {
companion object {
private const val TAG = "ServiceWrapper"
}
private inline fun callThroughService(block: () -> Unit): Boolean {
try {
block()
return true
} catch (ex: Exception) {
Log.e(TAG, "Caught exception from ControlsProviderService", ex)
return false
}
}
fun load(subscriber: IControlsSubscriber): Boolean {
return callThroughService {
service.load(subscriber)
}
}
fun loadSuggested(subscriber: IControlsSubscriber): Boolean {
return callThroughService {
service.loadSuggested(subscriber)
}
}
fun subscribe(controlIds: List<String>, subscriber: IControlsSubscriber): Boolean {
return callThroughService {
service.subscribe(controlIds, subscriber)
}
}
fun request(subscription: IControlsSubscription, num: Long): Boolean {
return callThroughService {
subscription.request(num)
}
}
fun cancel(subscription: IControlsSubscription): Boolean {
return callThroughService {
subscription.cancel()
}
}
fun action(
controlId: String,
action: ControlAction,
cb: IControlsActionCallback
): Boolean {
return callThroughService {
service.action(controlId, ControlActionWrapper(action), cb)
}
}
}
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