Merge "Delete NetworkStatsFactoryBenchmark"

// Copyright (C) 2015 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.

// build framework base core benchmarks

// ============================================================

package {

    // See: http://go/android-license-faq

    // A large-scale-change added 'default_applicable_licenses' to import

    // all of the 'license_kinds' from "frameworks_base_license"

    // to get the below license kinds:

    //   SPDX-license-identifier-Apache-2.0

    default_applicable_licenses: ["frameworks_base_license"],

}

java_library {

    name: "networkStatsFactory-benchmarks",

    installable: true,

    srcs: ["src/**/*.java"],

    libs: [

        "caliper-api-target",

        "services.core",

    ],

}

/*

 * Copyright (C) 2012 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.server.net;

import android.net.NetworkStats;

import android.os.SystemClock;

import com.android.server.net.NetworkStatsFactory;

import com.google.caliper.AfterExperiment;

import com.google.caliper.BeforeExperiment;

import java.io.File;

public class NetworkStatsFactoryBenchmark {

    private File mStats;

    // TODO: consider staging stats file with different number of rows

    @BeforeExperiment

    protected void setUp() {

        mStats = new File("/proc/net/xt_qtaguid/stats");

    }

    @AfterExperiment

    protected void tearDown() {

        mStats = null;

    }

    public void timeReadNetworkStatsDetailJava(int reps) throws Exception {

        for (int i = 0; i < reps; i++) {

            NetworkStatsFactory.javaReadNetworkStatsDetail(mStats, NetworkStats.UID_ALL,

                    // Looks like this was broken by change d0c5b9abed60b7bc056d026bf0f2b2235410fb70

                    // Fixed compilation problem but needs addressing properly.

                    new String[0], 999);

        }

    }

    public void timeReadNetworkStatsDetailNative(int reps) {

        for (int i = 0; i < reps; i++) {

            final NetworkStats stats = new NetworkStats(SystemClock.elapsedRealtime(), 0);

            NetworkStatsFactory.nativeReadNetworkStatsDetail(

                    stats, mStats.getAbsolutePath(), NetworkStats.UID_ALL,

                    // Looks like this was broken by change d0c5b9abed60b7bc056d026bf0f2b2235410fb70

                    // Fixed compilation problem but needs addressing properly.

                    new String[0], 999, false);

        }

    }

}

include /services/core/java/com/android/server/net/OWNERS