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/*
* Copyright (C) 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.modules.expresslog;
import android.annotation.NonNull;
import com.android.modules.expresslog.StatsExpressLog;
/** Counter encapsulates StatsD write API calls */
public final class Counter {
// Not instantiable.
private Counter() {}
/**
* Increments Telemetry Express Counter metric by 1
* @param metricId to log, no-op if metricId is not defined in the TeX catalog
*/
public static void logIncrement(@NonNull String metricId) {
logIncrement(metricId, 1);
}
/**
* Increments Telemetry Express Counter metric by 1
* @param metricId to log, no-op if metricId is not defined in the TeX catalog
* @param uid used as a dimension for the count metric
*/
public static void logIncrementWithUid(@NonNull String metricId, int uid) {
logIncrementWithUid(metricId, uid, 1);
}
/**
* Increments Telemetry Express Counter metric by arbitrary value
* @param metricId to log, no-op if metricId is not defined in the TeX catalog
* @param amount to increment counter
*/
public static void logIncrement(@NonNull String metricId, long amount) {
final long metricIdHash = Utils.hashString(metricId);
StatsExpressLog.write(StatsExpressLog.EXPRESS_EVENT_REPORTED, metricIdHash, amount);
}
/**
* Increments Telemetry Express Counter metric by arbitrary value
* @param metricId to log, no-op if metricId is not defined in the TeX catalog
* @param uid used as a dimension for the count metric
* @param amount to increment counter
*/
public static void logIncrementWithUid(@NonNull String metricId, int uid, long amount) {
final long metricIdHash = Utils.hashString(metricId);
StatsExpressLog.write(
StatsExpressLog.EXPRESS_UID_EVENT_REPORTED, metricIdHash, amount, uid);
}
}
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