1 /* 2 * Copyright (C) 2016 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 import com.android.loganalysis.item.LocationDumpsItem; 19 import com.android.loganalysis.util.NumberFormattingUtil; 20 21 import java.util.List; 22 import java.util.regex.Matcher; 23 import java.util.regex.Pattern; 24 25 /** 26 * A {@link IParser} to handle the parsing of location request information 27 */ 28 public class LocationServiceParser implements IParser { 29 /** 30 * Match a valid line such as: 31 * "Interval effective/min/max 1/0/0[s] Duration: 140[minutes] [com.google.android.gms, 32 * PRIORITY_NO_POWER, UserLocationProducer] Num requests: 2 Active: true" 33 */ 34 private static final Pattern LOCATION_PAT = Pattern.compile( 35 "^\\s*Interval effective/min/max (\\d+)/(\\d+)/(\\d+)\\[s\\] Duration: (\\d+)" 36 + "\\[minutes\\]\\s*\\[([\\w.]+), (\\w+)(,.*)?\\] Num requests: \\d+ Active: \\w*"); 37 38 private LocationDumpsItem mItem = new LocationDumpsItem(); 39 40 /** 41 * {@inheritDoc} 42 */ 43 @Override parse(List<String> lines)44 public LocationDumpsItem parse(List<String> lines) { 45 Matcher m = null; 46 for (String line : lines) { 47 m = LOCATION_PAT.matcher(line); 48 if (m.matches()) { 49 mItem.addLocationClient(m.group(5), NumberFormattingUtil.parseIntOrZero(m.group(1)), 50 NumberFormattingUtil.parseIntOrZero(m.group(2)), 51 NumberFormattingUtil.parseIntOrZero(m.group(3)), m.group(6), 52 NumberFormattingUtil.parseIntOrZero(m.group(4))); 53 continue; 54 } 55 } 56 return mItem; 57 } 58 59 /** 60 * Get the {@link LocationDumpsItem}. 61 * <p> 62 * Exposed for unit testing. 63 * </p> 64 */ getItem()65 LocationDumpsItem getItem() { 66 return mItem; 67 } 68 } 69