Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 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 | */ |
| 16 | |
Abodunrinwa Toki | f1d9399 | 2018-03-02 13:53:21 +0000 | [diff] [blame] | 17 | package android.view.textclassifier; |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 18 | |
| 19 | import android.annotation.NonNull; |
Jan Althaus | 5a03094 | 2018-04-04 19:40:38 +0200 | [diff] [blame] | 20 | import android.annotation.Nullable; |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 21 | import android.content.Context; |
| 22 | import android.metrics.LogMaker; |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 23 | |
| 24 | import com.android.internal.annotations.VisibleForTesting; |
| 25 | import com.android.internal.logging.MetricsLogger; |
| 26 | import com.android.internal.logging.nano.MetricsProto.MetricsEvent; |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 27 | |
Jan Althaus | 5a03094 | 2018-04-04 19:40:38 +0200 | [diff] [blame] | 28 | import java.text.BreakIterator; |
Jan Althaus | ef0156d | 2018-01-29 19:28:41 +0100 | [diff] [blame] | 29 | import java.util.List; |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 30 | import java.util.Locale; |
| 31 | import java.util.Objects; |
Jan Althaus | ef0156d | 2018-01-29 19:28:41 +0100 | [diff] [blame] | 32 | import java.util.StringJoiner; |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 33 | |
| 34 | /** |
Jan Althaus | 5a03094 | 2018-04-04 19:40:38 +0200 | [diff] [blame] | 35 | * A helper for logging selection session events. |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 36 | * @hide |
| 37 | */ |
Jan Althaus | 5a03094 | 2018-04-04 19:40:38 +0200 | [diff] [blame] | 38 | public final class SelectionSessionLogger { |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 39 | |
Jan Althaus | 5a03094 | 2018-04-04 19:40:38 +0200 | [diff] [blame] | 40 | private static final String LOG_TAG = "SelectionSessionLogger"; |
Abodunrinwa Toki | 88be5a6 | 2018-03-23 04:01:28 +0000 | [diff] [blame] | 41 | static final String CLASSIFIER_ID = "androidtc"; |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 42 | |
| 43 | private static final int START_EVENT_DELTA = MetricsEvent.FIELD_SELECTION_SINCE_START; |
| 44 | private static final int PREV_EVENT_DELTA = MetricsEvent.FIELD_SELECTION_SINCE_PREVIOUS; |
| 45 | private static final int INDEX = MetricsEvent.FIELD_SELECTION_SESSION_INDEX; |
| 46 | private static final int WIDGET_TYPE = MetricsEvent.FIELD_SELECTION_WIDGET_TYPE; |
| 47 | private static final int WIDGET_VERSION = MetricsEvent.FIELD_SELECTION_WIDGET_VERSION; |
| 48 | private static final int MODEL_NAME = MetricsEvent.FIELD_TEXTCLASSIFIER_MODEL; |
| 49 | private static final int ENTITY_TYPE = MetricsEvent.FIELD_SELECTION_ENTITY_TYPE; |
| 50 | private static final int SMART_START = MetricsEvent.FIELD_SELECTION_SMART_RANGE_START; |
| 51 | private static final int SMART_END = MetricsEvent.FIELD_SELECTION_SMART_RANGE_END; |
| 52 | private static final int EVENT_START = MetricsEvent.FIELD_SELECTION_RANGE_START; |
| 53 | private static final int EVENT_END = MetricsEvent.FIELD_SELECTION_RANGE_END; |
| 54 | private static final int SESSION_ID = MetricsEvent.FIELD_SELECTION_SESSION_ID; |
| 55 | |
| 56 | private static final String ZERO = "0"; |
| 57 | private static final String UNKNOWN = "unknown"; |
| 58 | |
| 59 | private final MetricsLogger mMetricsLogger; |
| 60 | |
Jan Althaus | 5a03094 | 2018-04-04 19:40:38 +0200 | [diff] [blame] | 61 | public SelectionSessionLogger() { |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 62 | mMetricsLogger = new MetricsLogger(); |
| 63 | } |
| 64 | |
| 65 | @VisibleForTesting |
Jan Althaus | 5a03094 | 2018-04-04 19:40:38 +0200 | [diff] [blame] | 66 | public SelectionSessionLogger(@NonNull MetricsLogger metricsLogger) { |
Daulet Zhanguzin | e155947 | 2019-12-18 14:17:56 +0000 | [diff] [blame] | 67 | mMetricsLogger = Objects.requireNonNull(metricsLogger); |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 68 | } |
| 69 | |
Jan Althaus | 5a03094 | 2018-04-04 19:40:38 +0200 | [diff] [blame] | 70 | /** Emits a selection event to the logs. */ |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 71 | public void writeEvent(@NonNull SelectionEvent event) { |
Daulet Zhanguzin | e155947 | 2019-12-18 14:17:56 +0000 | [diff] [blame] | 72 | Objects.requireNonNull(event); |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 73 | final LogMaker log = new LogMaker(MetricsEvent.TEXT_SELECTION_SESSION) |
| 74 | .setType(getLogType(event)) |
Jan Althaus | 92c6dec | 2018-02-02 09:20:14 +0100 | [diff] [blame] | 75 | .setSubtype(getLogSubType(event)) |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 76 | .setPackageName(event.getPackageName()) |
| 77 | .addTaggedData(START_EVENT_DELTA, event.getDurationSinceSessionStart()) |
| 78 | .addTaggedData(PREV_EVENT_DELTA, event.getDurationSincePreviousEvent()) |
| 79 | .addTaggedData(INDEX, event.getEventIndex()) |
| 80 | .addTaggedData(WIDGET_TYPE, event.getWidgetType()) |
| 81 | .addTaggedData(WIDGET_VERSION, event.getWidgetVersion()) |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 82 | .addTaggedData(ENTITY_TYPE, event.getEntityType()) |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 83 | .addTaggedData(EVENT_START, event.getStart()) |
Abodunrinwa Toki | dfd3c65 | 2018-05-08 18:23:10 +0100 | [diff] [blame] | 84 | .addTaggedData(EVENT_END, event.getEnd()); |
Abodunrinwa Toki | 6c56467 | 2019-05-09 02:03:40 +0100 | [diff] [blame] | 85 | if (isPlatformLocalTextClassifierSmartSelection(event.getResultId())) { |
| 86 | // Ensure result id and smart indices are only set for events with smart selection from |
| 87 | // the platform's textclassifier. |
| 88 | log.addTaggedData(MODEL_NAME, SignatureParser.getModelName(event.getResultId())) |
| 89 | .addTaggedData(SMART_START, event.getSmartStart()) |
| 90 | .addTaggedData(SMART_END, event.getSmartEnd()); |
| 91 | } |
Abodunrinwa Toki | dfd3c65 | 2018-05-08 18:23:10 +0100 | [diff] [blame] | 92 | if (event.getSessionId() != null) { |
Tony Mak | 7835d9e | 2020-02-28 16:00:47 +0000 | [diff] [blame] | 93 | log.addTaggedData(SESSION_ID, event.getSessionId().getValue()); |
Abodunrinwa Toki | dfd3c65 | 2018-05-08 18:23:10 +0100 | [diff] [blame] | 94 | } |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 95 | mMetricsLogger.write(log); |
| 96 | debugLog(log); |
| 97 | } |
| 98 | |
| 99 | private static int getLogType(SelectionEvent event) { |
| 100 | switch (event.getEventType()) { |
| 101 | case SelectionEvent.ACTION_OVERTYPE: |
| 102 | return MetricsEvent.ACTION_TEXT_SELECTION_OVERTYPE; |
| 103 | case SelectionEvent.ACTION_COPY: |
| 104 | return MetricsEvent.ACTION_TEXT_SELECTION_COPY; |
| 105 | case SelectionEvent.ACTION_PASTE: |
| 106 | return MetricsEvent.ACTION_TEXT_SELECTION_PASTE; |
| 107 | case SelectionEvent.ACTION_CUT: |
| 108 | return MetricsEvent.ACTION_TEXT_SELECTION_CUT; |
| 109 | case SelectionEvent.ACTION_SHARE: |
| 110 | return MetricsEvent.ACTION_TEXT_SELECTION_SHARE; |
| 111 | case SelectionEvent.ACTION_SMART_SHARE: |
| 112 | return MetricsEvent.ACTION_TEXT_SELECTION_SMART_SHARE; |
| 113 | case SelectionEvent.ACTION_DRAG: |
| 114 | return MetricsEvent.ACTION_TEXT_SELECTION_DRAG; |
| 115 | case SelectionEvent.ACTION_ABANDON: |
| 116 | return MetricsEvent.ACTION_TEXT_SELECTION_ABANDON; |
| 117 | case SelectionEvent.ACTION_OTHER: |
| 118 | return MetricsEvent.ACTION_TEXT_SELECTION_OTHER; |
| 119 | case SelectionEvent.ACTION_SELECT_ALL: |
| 120 | return MetricsEvent.ACTION_TEXT_SELECTION_SELECT_ALL; |
| 121 | case SelectionEvent.ACTION_RESET: |
| 122 | return MetricsEvent.ACTION_TEXT_SELECTION_RESET; |
| 123 | case SelectionEvent.EVENT_SELECTION_STARTED: |
| 124 | return MetricsEvent.ACTION_TEXT_SELECTION_START; |
| 125 | case SelectionEvent.EVENT_SELECTION_MODIFIED: |
| 126 | return MetricsEvent.ACTION_TEXT_SELECTION_MODIFY; |
| 127 | case SelectionEvent.EVENT_SMART_SELECTION_SINGLE: |
| 128 | return MetricsEvent.ACTION_TEXT_SELECTION_SMART_SINGLE; |
| 129 | case SelectionEvent.EVENT_SMART_SELECTION_MULTI: |
| 130 | return MetricsEvent.ACTION_TEXT_SELECTION_SMART_MULTI; |
| 131 | case SelectionEvent.EVENT_AUTO_SELECTION: |
| 132 | return MetricsEvent.ACTION_TEXT_SELECTION_AUTO; |
| 133 | default: |
| 134 | return MetricsEvent.VIEW_UNKNOWN; |
| 135 | } |
| 136 | } |
| 137 | |
Jan Althaus | 92c6dec | 2018-02-02 09:20:14 +0100 | [diff] [blame] | 138 | private static int getLogSubType(SelectionEvent event) { |
| 139 | switch (event.getInvocationMethod()) { |
| 140 | case SelectionEvent.INVOCATION_MANUAL: |
| 141 | return MetricsEvent.TEXT_SELECTION_INVOCATION_MANUAL; |
| 142 | case SelectionEvent.INVOCATION_LINK: |
| 143 | return MetricsEvent.TEXT_SELECTION_INVOCATION_LINK; |
| 144 | default: |
| 145 | return MetricsEvent.TEXT_SELECTION_INVOCATION_UNKNOWN; |
| 146 | } |
| 147 | } |
| 148 | |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 149 | private static String getLogTypeString(int logType) { |
| 150 | switch (logType) { |
| 151 | case MetricsEvent.ACTION_TEXT_SELECTION_OVERTYPE: |
| 152 | return "OVERTYPE"; |
| 153 | case MetricsEvent.ACTION_TEXT_SELECTION_COPY: |
| 154 | return "COPY"; |
| 155 | case MetricsEvent.ACTION_TEXT_SELECTION_PASTE: |
| 156 | return "PASTE"; |
| 157 | case MetricsEvent.ACTION_TEXT_SELECTION_CUT: |
| 158 | return "CUT"; |
| 159 | case MetricsEvent.ACTION_TEXT_SELECTION_SHARE: |
| 160 | return "SHARE"; |
| 161 | case MetricsEvent.ACTION_TEXT_SELECTION_SMART_SHARE: |
| 162 | return "SMART_SHARE"; |
| 163 | case MetricsEvent.ACTION_TEXT_SELECTION_DRAG: |
| 164 | return "DRAG"; |
| 165 | case MetricsEvent.ACTION_TEXT_SELECTION_ABANDON: |
| 166 | return "ABANDON"; |
| 167 | case MetricsEvent.ACTION_TEXT_SELECTION_OTHER: |
| 168 | return "OTHER"; |
| 169 | case MetricsEvent.ACTION_TEXT_SELECTION_SELECT_ALL: |
| 170 | return "SELECT_ALL"; |
| 171 | case MetricsEvent.ACTION_TEXT_SELECTION_RESET: |
| 172 | return "RESET"; |
| 173 | case MetricsEvent.ACTION_TEXT_SELECTION_START: |
| 174 | return "SELECTION_STARTED"; |
| 175 | case MetricsEvent.ACTION_TEXT_SELECTION_MODIFY: |
| 176 | return "SELECTION_MODIFIED"; |
| 177 | case MetricsEvent.ACTION_TEXT_SELECTION_SMART_SINGLE: |
| 178 | return "SMART_SELECTION_SINGLE"; |
| 179 | case MetricsEvent.ACTION_TEXT_SELECTION_SMART_MULTI: |
| 180 | return "SMART_SELECTION_MULTI"; |
| 181 | case MetricsEvent.ACTION_TEXT_SELECTION_AUTO: |
| 182 | return "AUTO_SELECTION"; |
| 183 | default: |
| 184 | return UNKNOWN; |
| 185 | } |
| 186 | } |
| 187 | |
Jan Althaus | 92c6dec | 2018-02-02 09:20:14 +0100 | [diff] [blame] | 188 | private static String getLogSubTypeString(int logSubType) { |
| 189 | switch (logSubType) { |
| 190 | case MetricsEvent.TEXT_SELECTION_INVOCATION_MANUAL: |
| 191 | return "MANUAL"; |
| 192 | case MetricsEvent.TEXT_SELECTION_INVOCATION_LINK: |
| 193 | return "LINK"; |
| 194 | default: |
| 195 | return UNKNOWN; |
| 196 | } |
| 197 | } |
| 198 | |
Abodunrinwa Toki | 6c56467 | 2019-05-09 02:03:40 +0100 | [diff] [blame] | 199 | static boolean isPlatformLocalTextClassifierSmartSelection(String signature) { |
| 200 | return SelectionSessionLogger.CLASSIFIER_ID.equals( |
| 201 | SelectionSessionLogger.SignatureParser.getClassifierId(signature)); |
| 202 | } |
| 203 | |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 204 | private static void debugLog(LogMaker log) { |
Tony Mak | afd5467 | 2019-01-04 15:56:44 +0000 | [diff] [blame] | 205 | if (!Log.ENABLE_FULL_LOGGING) { |
| 206 | return; |
| 207 | } |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 208 | final String widgetType = Objects.toString(log.getTaggedData(WIDGET_TYPE), UNKNOWN); |
| 209 | final String widgetVersion = Objects.toString(log.getTaggedData(WIDGET_VERSION), ""); |
| 210 | final String widget = widgetVersion.isEmpty() |
| 211 | ? widgetType : widgetType + "-" + widgetVersion; |
| 212 | final int index = Integer.parseInt(Objects.toString(log.getTaggedData(INDEX), ZERO)); |
| 213 | if (log.getType() == MetricsEvent.ACTION_TEXT_SELECTION_START) { |
| 214 | String sessionId = Objects.toString(log.getTaggedData(SESSION_ID), ""); |
| 215 | sessionId = sessionId.substring(sessionId.lastIndexOf("-") + 1); |
| 216 | Log.d(LOG_TAG, String.format("New selection session: %s (%s)", widget, sessionId)); |
| 217 | } |
| 218 | |
| 219 | final String model = Objects.toString(log.getTaggedData(MODEL_NAME), UNKNOWN); |
| 220 | final String entity = Objects.toString(log.getTaggedData(ENTITY_TYPE), UNKNOWN); |
| 221 | final String type = getLogTypeString(log.getType()); |
Jan Althaus | 92c6dec | 2018-02-02 09:20:14 +0100 | [diff] [blame] | 222 | final String subType = getLogSubTypeString(log.getSubtype()); |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 223 | final int smartStart = Integer.parseInt( |
| 224 | Objects.toString(log.getTaggedData(SMART_START), ZERO)); |
| 225 | final int smartEnd = Integer.parseInt( |
| 226 | Objects.toString(log.getTaggedData(SMART_END), ZERO)); |
| 227 | final int eventStart = Integer.parseInt( |
| 228 | Objects.toString(log.getTaggedData(EVENT_START), ZERO)); |
| 229 | final int eventEnd = Integer.parseInt( |
| 230 | Objects.toString(log.getTaggedData(EVENT_END), ZERO)); |
| 231 | |
Tony Mak | afd5467 | 2019-01-04 15:56:44 +0000 | [diff] [blame] | 232 | Log.v(LOG_TAG, |
Jan Althaus | 5a03094 | 2018-04-04 19:40:38 +0200 | [diff] [blame] | 233 | String.format(Locale.US, "%2d: %s/%s/%s, range=%d,%d - smart_range=%d,%d (%s/%s)", |
| 234 | index, type, subType, entity, eventStart, eventEnd, smartStart, smartEnd, |
| 235 | widget, model)); |
| 236 | } |
| 237 | |
| 238 | /** |
| 239 | * Returns a token iterator for tokenizing text for logging purposes. |
| 240 | */ |
| 241 | public static BreakIterator getTokenIterator(@NonNull Locale locale) { |
Daulet Zhanguzin | e155947 | 2019-12-18 14:17:56 +0000 | [diff] [blame] | 242 | return BreakIterator.getWordInstance(Objects.requireNonNull(locale)); |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 243 | } |
| 244 | |
| 245 | /** |
Abodunrinwa Toki | 080c854 | 2018-03-27 00:04:06 +0100 | [diff] [blame] | 246 | * Creates a string id that may be used to identify a TextClassifier result. |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 247 | */ |
Abodunrinwa Toki | 080c854 | 2018-03-27 00:04:06 +0100 | [diff] [blame] | 248 | public static String createId( |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 249 | String text, int start, int end, Context context, int modelVersion, |
Jan Althaus | ef0156d | 2018-01-29 19:28:41 +0100 | [diff] [blame] | 250 | List<Locale> locales) { |
Daulet Zhanguzin | e155947 | 2019-12-18 14:17:56 +0000 | [diff] [blame] | 251 | Objects.requireNonNull(text); |
| 252 | Objects.requireNonNull(context); |
| 253 | Objects.requireNonNull(locales); |
Jan Althaus | ef0156d | 2018-01-29 19:28:41 +0100 | [diff] [blame] | 254 | final StringJoiner localesJoiner = new StringJoiner(","); |
| 255 | for (Locale locale : locales) { |
| 256 | localesJoiner.add(locale.toLanguageTag()); |
| 257 | } |
| 258 | final String modelName = String.format(Locale.US, "%s_v%d", localesJoiner.toString(), |
| 259 | modelVersion); |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 260 | final int hash = Objects.hash(text, start, end, context.getPackageName()); |
| 261 | return SignatureParser.createSignature(CLASSIFIER_ID, modelName, hash); |
| 262 | } |
| 263 | |
| 264 | /** |
Abodunrinwa Toki | 080c854 | 2018-03-27 00:04:06 +0100 | [diff] [blame] | 265 | * Helper for creating and parsing string ids for |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 266 | * {@link android.view.textclassifier.TextClassifierImpl}. |
| 267 | */ |
| 268 | @VisibleForTesting |
| 269 | public static final class SignatureParser { |
| 270 | |
| 271 | static String createSignature(String classifierId, String modelName, int hash) { |
| 272 | return String.format(Locale.US, "%s|%s|%d", classifierId, modelName, hash); |
| 273 | } |
| 274 | |
Jan Althaus | 5a03094 | 2018-04-04 19:40:38 +0200 | [diff] [blame] | 275 | static String getClassifierId(@Nullable String signature) { |
| 276 | if (signature == null) { |
| 277 | return ""; |
| 278 | } |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 279 | final int end = signature.indexOf("|"); |
| 280 | if (end >= 0) { |
| 281 | return signature.substring(0, end); |
| 282 | } |
| 283 | return ""; |
| 284 | } |
| 285 | |
Jan Althaus | 5a03094 | 2018-04-04 19:40:38 +0200 | [diff] [blame] | 286 | static String getModelName(@Nullable String signature) { |
| 287 | if (signature == null) { |
| 288 | return ""; |
| 289 | } |
Jan Althaus | ef0156d | 2018-01-29 19:28:41 +0100 | [diff] [blame] | 290 | final int start = signature.indexOf("|") + 1; |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 291 | final int end = signature.indexOf("|", start); |
Jan Althaus | ef0156d | 2018-01-29 19:28:41 +0100 | [diff] [blame] | 292 | if (start >= 1 && end >= start) { |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 293 | return signature.substring(start, end); |
| 294 | } |
| 295 | return ""; |
| 296 | } |
| 297 | |
Jan Althaus | 5a03094 | 2018-04-04 19:40:38 +0200 | [diff] [blame] | 298 | static int getHash(@Nullable String signature) { |
| 299 | if (signature == null) { |
| 300 | return 0; |
| 301 | } |
Abodunrinwa Toki | 3bb4436 | 2017-12-05 07:33:41 +0000 | [diff] [blame] | 302 | final int index1 = signature.indexOf("|"); |
| 303 | final int index2 = signature.indexOf("|", index1); |
| 304 | if (index2 > 0) { |
| 305 | return Integer.parseInt(signature.substring(index2)); |
| 306 | } |
| 307 | return 0; |
| 308 | } |
| 309 | } |
| 310 | } |