core/java/com/android/internal/logging/UiEventLoggerImpl.java

/*
 * 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.internal.logging;

import android.util.StatsLog;

/**
 * Standard implementation of UiEventLogger, writing to StatsLog.
 *
 * See UiEventReported atom in atoms.proto for more context.
 */
public class UiEventLoggerImpl implements UiEventLogger {
    /**
     * Log a simple event, with no package or instance ID.
     */
    @Override
    public void log(UiEventEnum event) {
        final int eventID = event.getId();
        if (eventID > 0) {
            StatsLog.write(StatsLog.UI_EVENT_REPORTED, eventID, 0, null);
        }
    }
}