| /* |
| * Copyright (C) 2007 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 android.os; |
| |
| /** |
| * Information about the current build, extracted from system properties. |
| */ |
| public class Build { |
| /** Value used for when a build property is unknown. */ |
| private static final String UNKNOWN = "unknown"; |
| |
| /** Either a changelist number, or a label like "M4-rc20". */ |
| public static final String ID = getString("ro.build.id"); |
| |
| /** A build ID string meant for displaying to the user */ |
| public static final String DISPLAY = getString("ro.build.display.id"); |
| |
| /** The name of the overall product. */ |
| public static final String PRODUCT = getString("ro.product.name"); |
| |
| /** The name of the industrial design. */ |
| public static final String DEVICE = getString("ro.product.device"); |
| |
| /** The name of the underlying board, like "goldfish". */ |
| public static final String BOARD = getString("ro.product.board"); |
| |
| /** The brand (e.g., carrier) the software is customized for, if any. */ |
| public static final String BRAND = getString("ro.product.brand"); |
| |
| /** The end-user-visible name for the end product. */ |
| public static final String MODEL = getString("ro.product.model"); |
| |
| /** Various version strings. */ |
| public static class VERSION { |
| /** |
| * The internal value used by the underlying source control to |
| * represent this build. E.g., a perforce changelist number |
| * or a git hash. |
| */ |
| public static final String INCREMENTAL = getString("ro.build.version.incremental"); |
| |
| /** |
| * The user-visible version string. E.g., "1.0" or "3.4b5". |
| */ |
| public static final String RELEASE = getString("ro.build.version.release"); |
| |
| /** |
| * The user-visible SDK version of the framework. It is an integer starting at 1. |
| */ |
| public static final String SDK = getString("ro.build.version.sdk"); |
| } |
| |
| /** The type of build, like "user" or "eng". */ |
| public static final String TYPE = getString("ro.build.type"); |
| |
| /** Comma-separated tags describing the build, like "unsigned,debug". */ |
| public static final String TAGS = getString("ro.build.tags"); |
| |
| /** A string that uniquely identifies this build. Do not attempt to parse this value. */ |
| public static final String FINGERPRINT = getString("ro.build.fingerprint"); |
| |
| // The following properties only make sense for internal engineering builds. |
| public static final long TIME = getLong("ro.build.date.utc") * 1000; |
| public static final String USER = getString("ro.build.user"); |
| public static final String HOST = getString("ro.build.host"); |
| |
| private static String getString(String property) { |
| return SystemProperties.get(property, UNKNOWN); |
| } |
| |
| private static long getLong(String property) { |
| try { |
| return Long.parseLong(SystemProperties.get(property)); |
| } catch (NumberFormatException e) { |
| return -1; |
| } |
| } |
| } |