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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.settings.dashboard;
import android.app.settings.SettingsEnums;
import android.os.SystemClock;
import android.text.TextUtils;
import android.util.Log;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;
import com.android.settingslib.core.AbstractPreferenceController;
import com.android.settingslib.core.instrumentation.MetricsFeatureProvider;
import com.android.settingslib.utils.ThreadUtils;
/**
* A {@link Runnable} controller task. This task handle the visibility of the controller in the
* background. Also handle the state updating in the main thread.
*/
public class ControllerTask implements Runnable {
private static final String TAG = "ControllerTask";
private static final int CONTROLLER_UPDATESTATE_TIME_THRESHOLD = 50;
private final AbstractPreferenceController mController;
private final PreferenceScreen mScreen;
private final int mMetricsCategory;
private final MetricsFeatureProvider mMetricsFeature;
public ControllerTask(AbstractPreferenceController controller, PreferenceScreen screen,
MetricsFeatureProvider metricsFeature, int metricsCategory) {
mController = controller;
mScreen = screen;
mMetricsFeature = metricsFeature;
mMetricsCategory = metricsCategory;
}
@Override
public void run() {
if (!mController.isAvailable()) {
return;
}
final String key = mController.getPreferenceKey();
if (TextUtils.isEmpty(key)) {
Log.d(TAG, String.format("Preference key is %s in Controller %s",
key, mController.getClass().getSimpleName()));
return;
}
final Preference preference = mScreen.findPreference(key);
if (preference == null) {
Log.d(TAG, String.format("Cannot find preference with key %s in Controller %s",
key, mController.getClass().getSimpleName()));
return;
}
ThreadUtils.postOnMainThread(() -> {
final long t = SystemClock.elapsedRealtime();
mController.updateState(preference);
final int elapsedTime = (int) (SystemClock.elapsedRealtime() - t);
if (elapsedTime > CONTROLLER_UPDATESTATE_TIME_THRESHOLD) {
Log.w(TAG, "The updateState took " + elapsedTime + " ms in Controller "
+ mController.getClass().getSimpleName());
if (mMetricsFeature != null) {
mMetricsFeature.action(SettingsEnums.PAGE_UNKNOWN,
SettingsEnums.ACTION_CONTROLLER_UPDATE_STATE, mMetricsCategory,
mController.getClass().getSimpleName(), elapsedTime);
}
}
});
}
AbstractPreferenceController getController() {
return mController;
}
}
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