1/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16package com.android.statsd.loadtest;
17
18import android.content.Context;
19import android.os.SystemClock;
20import android.util.Log;
21import com.android.internal.os.StatsdConfigProto.TimeUnit;
22
23public class MemoryDataRecorder extends PerfDataRecorder {
24    private static final String TAG = "loadtest.MemoryDataDataRecorder";
25    private static final String DUMP_FILENAME = TAG + "_dump.tmp";
26
27    private long mStartTimeMillis;
28    private StringBuilder mSb;
29
30    public MemoryDataRecorder(boolean placebo, int replication, TimeUnit bucket, long periodSecs,
31        int burst,  boolean includeCountMetric, boolean includeDurationMetric,
32        boolean includeEventMetric,  boolean includeValueMetric, boolean includeGaugeMetric) {
33      super(placebo, replication, bucket, periodSecs, burst, includeCountMetric,
34          includeDurationMetric, includeEventMetric, includeValueMetric, includeGaugeMetric);
35    }
36
37    @Override
38    public void startRecording(Context context) {
39        mStartTimeMillis = SystemClock.elapsedRealtime();
40        mSb = new StringBuilder();
41    }
42
43    @Override
44    public void onAlarm(Context context) {
45        runDumpsysStats(context, DUMP_FILENAME, "meminfo");
46        readDumpData(context, DUMP_FILENAME, new MemInfoParser(mStartTimeMillis), mSb);
47    }
48
49    @Override
50    public void stopRecording(Context context) {
51        writeData(context, "meminfo_", "time,pss", mSb);
52    }
53}
54