| /* |
| * Copyright (C) 2017 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.statsd.loadtest; |
| |
| import android.annotation.Nullable; |
| import android.util.Log; |
| import java.text.ParseException; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| public class BatteryStatsParser implements PerfParser { |
| |
| private static final Pattern LINE_PATTERN = |
| Pattern.compile("\\s*\\+*(\\S*)\\s\\(\\d+\\)\\s(\\d\\d\\d)\\s.*"); |
| private static final Pattern TIME_PATTERN = |
| Pattern.compile("(\\d+)?(h)?(\\d+)?(m)?(\\d+)?(s)?(\\d+)?(ms)?"); |
| private static final String TAG = "loadtest.BatteryStatsParser"; |
| |
| private boolean mHistoryStarted; |
| private boolean mHistoryEnded; |
| |
| public BatteryStatsParser() { |
| } |
| |
| @Override |
| @Nullable |
| public String parseLine(String line) { |
| if (mHistoryEnded) { |
| return null; |
| } |
| if (!mHistoryStarted) { |
| if (line.contains("Battery History")) { |
| mHistoryStarted = true; |
| } |
| return null; |
| } |
| if (line.isEmpty()) { |
| mHistoryEnded = true; |
| return null; |
| } |
| Matcher lineMatcher = LINE_PATTERN.matcher(line); |
| if (lineMatcher.find() && lineMatcher.group(1) != null && lineMatcher.group(2) != null) { |
| if (lineMatcher.group(1).equals("0")) { |
| return "0," + lineMatcher.group(2) + "\n"; |
| } else { |
| Matcher timeMatcher = TIME_PATTERN.matcher(lineMatcher.group(1)); |
| if (timeMatcher.find()) { |
| Long time = getTime(lineMatcher.group(1)); |
| if (time != null) { |
| return time + "," + lineMatcher.group(2) + "\n"; |
| } else { |
| return null; // bad time |
| } |
| } else { |
| return null; // bad or no time |
| } |
| } |
| } |
| return null; |
| } |
| |
| @Nullable |
| private Long getTime(String group) { |
| if ("0".equals(group)) { |
| return 0L; |
| } |
| Matcher timeMatcher = TIME_PATTERN.matcher(group); |
| if (!timeMatcher.find()) { |
| return null; |
| } |
| |
| // Get rid of "ms". |
| String[] matches = group.split("ms", -1); |
| if (matches.length > 1) { |
| group = matches[0]; |
| } |
| |
| long time = 0L; |
| matches = group.split("h"); |
| if (matches.length > 1) { |
| time += Long.parseLong(matches[0]) * 60 * 60 * 1000; // hours |
| group = matches[1]; |
| } |
| matches = group.split("m"); |
| if (matches.length > 1) { |
| time += Long.parseLong(matches[0]) * 60 * 1000; // minutes |
| group = matches[1]; |
| } |
| matches = group.split("s"); |
| if (matches.length > 1) { |
| time += Long.parseLong(matches[0]) * 1000; // seconds |
| group = matches[1]; |
| } |
| |
| if (!group.isEmpty()) { |
| time += Long.parseLong(group); // milliseconds |
| } |
| return time; |
| } |
| } |