1 /*
2  * Copyright (C) 2013 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  */
16 package com.android.loganalysis.parser;
17 
18 
19 import com.android.loganalysis.item.DumpsysBatteryStatsItem;
20 import com.android.loganalysis.item.DumpsysItem;
21 import com.android.loganalysis.item.DumpsysPackageStatsItem;
22 import com.android.loganalysis.item.DumpsysProcStatsItem;
23 import com.android.loganalysis.item.DumpsysWifiStatsItem;
24 
25 import java.util.List;
26 
27 /**
28  * A {@link IParser} to handle the output of the dumpsys section of the bugreport.
29  */
30 public class DumpsysParser extends AbstractSectionParser {
31 
32     private static final String BATTERY_STATS_SECTION_REGEX = "^DUMP OF SERVICE batterystats:$";
33     private static final String PACKAGE_SECTION_REGEX = "^DUMP OF SERVICE package:";
34     private static final String PROC_STATS_SECTION_REGEX = "^DUMP OF SERVICE procstats:";
35     private static final String WIFI_SECTION_REGEX = "^DUMP OF SERVICE wifi:";
36     private static final String NOOP_SECTION_REGEX = "DUMP OF SERVICE .*";
37 
38     private DumpsysBatteryStatsParser mBatteryStatsParser = new DumpsysBatteryStatsParser();
39     private DumpsysPackageStatsParser mPackageStatsParser = new DumpsysPackageStatsParser();
40     private DumpsysProcStatsParser mProcStatsParser = new DumpsysProcStatsParser();
41     private DumpsysWifiStatsParser mWifiStatsParser = new DumpsysWifiStatsParser();
42 
43     private DumpsysItem mDumpsys = null;
44 
45     /**
46      * {@inheritDoc}
47      *
48      * @return The {@link DumpsysItem}
49      */
50     @Override
parse(List<String> lines)51     public DumpsysItem parse(List<String> lines) {
52         setup();
53         for (String line : lines) {
54             if (mDumpsys == null && !"".equals(line.trim())) {
55                 mDumpsys = new DumpsysItem();
56             }
57             parseLine(line);
58         }
59         commit();
60 
61         return mDumpsys;
62     }
63 
64     /**
65      * Sets up the parser by adding the section parsers.
66      */
setup()67     protected void setup() {
68         addSectionParser(mBatteryStatsParser, BATTERY_STATS_SECTION_REGEX);
69         addSectionParser(mPackageStatsParser, PACKAGE_SECTION_REGEX);
70         addSectionParser(mProcStatsParser, PROC_STATS_SECTION_REGEX);
71         addSectionParser(mWifiStatsParser, WIFI_SECTION_REGEX);
72         addSectionParser(new NoopParser(), NOOP_SECTION_REGEX);
73     }
74 
75     /**
76      * {@inheritDoc}
77      */
78     @Override
commit()79     protected void commit() {
80         // signal EOF
81         super.commit();
82         if (mDumpsys == null) {
83             mDumpsys = new DumpsysItem();
84         }
85         if (mDumpsys != null) {
86             mDumpsys.setBatteryInfo((DumpsysBatteryStatsItem) getSection(mBatteryStatsParser));
87             mDumpsys.setPackageStats((DumpsysPackageStatsItem) getSection(mPackageStatsParser));
88             mDumpsys.setProcStats((DumpsysProcStatsItem) getSection(mProcStatsParser));
89             mDumpsys.setWifiStats((DumpsysWifiStatsItem) getSection(mWifiStatsParser));
90         }
91     }
92 }
93