| /* |
| * Copyright (C) 2016 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.loganalysis.parser; |
| |
| import com.android.loganalysis.item.IItem; |
| import com.android.loganalysis.item.BootEventItem; |
| import com.android.loganalysis.item.LatencyItem; |
| import com.android.loganalysis.item.TransitionDelayItem; |
| |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| /** |
| * Parse the events logs. </p> |
| */ |
| public class EventsLogParser implements IParser { |
| |
| private static final String DATE = "date"; |
| private static final String TIME = "time"; |
| private static final String TRANSITION_INFO = "transitioninfo"; |
| private static final String PACKAGE_KEY = "806"; |
| private static final String ACTIVITY_KEY = "871"; |
| private static final String TRANSITION_DELAY_KEY = "319"; |
| private static final String STARTING_WINDOW_DELAY_KEY = "321"; |
| private static final String COLD_LAUNCH_KEY = "945"; |
| private static final String WINDOWS_DRAWN_DELAY_KEY = "322"; |
| private static final String BOOT_PROGRESS = "boot_progress_"; |
| private static final String STOP_ANIM = "sf_stop_bootanim"; |
| |
| // 09-18 23:56:19.376 1140 1221 I sysui_multi_action: |
| // [319,51,321,50,322,190,325,670,757,761,758,7,759,1,806,com.google.android.calculator,871, |
| // com.android.calculator2.Calculator,905,0,945,41] |
| private static final Pattern SYSUI_TRANSITION_INFO_PATTERN = Pattern.compile( |
| "^(?<date>[0-9-]*)\\s+(?<time>[0-9:.]*)\\s+\\d+\\s+\\d+ I sysui_multi_action:" |
| + " \\[(?<transitioninfo>.*)\\]$"); |
| |
| // 08-21 17:53:53.876 1053 2135 I sysui_latency: [1,50] |
| private static final Pattern ACTION_LATENCY = Pattern.compile("^(?<date>[0-9-]*)\\s+" |
| + "(?<time>[0-9:.]*)\\s+\\d+\\s+\\d+ I sysui_latency: \\[(?<action>.*)," |
| + "(?<delay>.*)\\]$"); |
| |
| // 05-24 09:14:59.999 720 720 I boot_progress_start: 40429 |
| private static final Pattern BOOT_DURATION = |
| Pattern.compile( |
| String.format( |
| "^\\d+-\\d+\\s(?<time>[0-9:.]*)\\s+\\S+\\s+\\S+\\sI (?<event>%s\\S+): " |
| + "(?<duration>\\d+)$", |
| BOOT_PROGRESS)); |
| |
| // 05-24 09:15:20.737 516 542 I sf_stop_bootanim: 61167 |
| private static final Pattern STOPANIM_DURATION = |
| Pattern.compile( |
| String.format( |
| "^\\d+-\\d+\\s(?<time>[0-9:.]*)\\s+\\S+\\s+\\S+\\sI (?<event>%s): " |
| + "(?<duration>\\d+)$", |
| STOP_ANIM)); |
| |
| @Override |
| public IItem parse(List<String> lines) { |
| throw new UnsupportedOperationException("Method has not been implemented in lieu" |
| + " of others"); |
| } |
| |
| /** |
| * Parse the transition delay information from the events log. |
| * @param input |
| * @return list of transition delay items. |
| * @throws IOException |
| */ |
| public List<TransitionDelayItem> parseTransitionDelayInfo(BufferedReader input) |
| throws IOException { |
| List<TransitionDelayItem> transitionDelayItems = new ArrayList<TransitionDelayItem>(); |
| String line; |
| Matcher match = null; |
| while ((line = input.readLine()) != null) { |
| if ((match = matches(SYSUI_TRANSITION_INFO_PATTERN, line)) != null) { |
| Map<String, String> transitionInfoMap = getTransitionInfoMap( |
| match.group(TRANSITION_INFO)); |
| if (transitionInfoMap.containsKey(TRANSITION_DELAY_KEY)) { |
| TransitionDelayItem delayItem = new TransitionDelayItem(); |
| if (null != transitionInfoMap.get(PACKAGE_KEY) |
| && null != transitionInfoMap.get(ACTIVITY_KEY) |
| && null != transitionInfoMap.get(TRANSITION_DELAY_KEY) |
| && null != transitionInfoMap.get(WINDOWS_DRAWN_DELAY_KEY)) { |
| delayItem.setComponentName(transitionInfoMap.get(PACKAGE_KEY) + "/" |
| + transitionInfoMap.get(ACTIVITY_KEY)); |
| delayItem.setTransitionDelay(Long.parseLong(transitionInfoMap |
| .get(TRANSITION_DELAY_KEY))); |
| delayItem.setDateTime(String.format("%s %s", match.group(DATE), |
| match.group(TIME))); |
| delayItem.setWindowDrawnDelay( |
| Long.parseLong(transitionInfoMap.get(WINDOWS_DRAWN_DELAY_KEY))); |
| } |
| if (transitionInfoMap.containsKey(COLD_LAUNCH_KEY)) { |
| if (null != transitionInfoMap.get(STARTING_WINDOW_DELAY_KEY)) { |
| delayItem.setStartingWindowDelay(Long.parseLong(transitionInfoMap |
| .get(STARTING_WINDOW_DELAY_KEY))); |
| } |
| } |
| transitionDelayItems.add(delayItem); |
| } |
| } |
| } |
| return transitionDelayItems; |
| } |
| |
| /** |
| * Split the transition info string in to key, values and return a map. |
| * @param transitionInfo transition info map in hey value format. |
| * @return |
| */ |
| public Map<String, String> getTransitionInfoMap(String transitionInfo) { |
| String[] transitionSplit = transitionInfo.split(","); |
| Map<String, String> transitionInfoMap = new HashMap<>(); |
| if (transitionSplit.length % 2 == 0) { |
| for (int i = 0; i < transitionSplit.length; i = i + 2) { |
| transitionInfoMap.put(transitionSplit[i], transitionSplit[i + 1]); |
| } |
| } |
| return transitionInfoMap; |
| } |
| |
| /** |
| * Method to parse the latency information from the events log |
| * @param input |
| * @return |
| * @throws IOException |
| */ |
| public List<LatencyItem> parseLatencyInfo(BufferedReader input) throws IOException { |
| List<LatencyItem> latencyItems = new ArrayList<LatencyItem>(); |
| String line; |
| while ((line = input.readLine()) != null) { |
| Matcher match = null; |
| if ((match = matches(ACTION_LATENCY, line)) != null) { |
| LatencyItem latencyItem = new LatencyItem(); |
| latencyItem.setActionId(Integer.parseInt(match.group("action"))); |
| latencyItem.setDelay(Long.parseLong(match.group("delay"))); |
| latencyItems.add(latencyItem); |
| } |
| } |
| return latencyItems; |
| } |
| |
| /** |
| * Method to parse the boot information from the events log |
| * |
| * @param input |
| * @return |
| * @throws IOException |
| */ |
| public List<BootEventItem> parseBootEventInfo(BufferedReader input) throws IOException { |
| List<BootEventItem> eventItems = new ArrayList<BootEventItem>(); |
| String line; |
| while ((line = input.readLine()) != null) { |
| Matcher match = null; |
| if ((match = matches(BOOT_DURATION, line)) != null |
| || (match = matches(STOPANIM_DURATION, line)) != null) { |
| BootEventItem eventItem = new BootEventItem(); |
| eventItem.setEventName(match.group("event")); |
| eventItem.setDuration(Double.parseDouble(match.group("duration"))); |
| eventItems.add(eventItem); |
| } |
| } |
| return eventItems; |
| } |
| |
| /** |
| * Checks whether {@code line} matches the given {@link Pattern}. |
| * |
| * @return The resulting {@link Matcher} obtained by matching the {@code line} against |
| * {@code pattern}, or null if the {@code line} does not match. |
| */ |
| private static Matcher matches(Pattern pattern, String line) { |
| Matcher ret = pattern.matcher(line); |
| return ret.matches() ? ret : null; |
| } |
| |
| } |