| /* |
| * 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 name of the instruction set (CPU type + ABI convention) of native code. */ |
| public static final String CPU_ABI = getString("ro.product.cpu.abi"); |
| |
| /** The manufacturer of the product/hardware. */ |
| public static final String MANUFACTURER = getString("ro.product.manufacturer"); |
| |
| /** 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 in its raw String |
| * representation; use {@link #SDK_INT} instead. |
| * |
| * @deprecated Use {@link #SDK_INT} to easily get this as an integer. |
| */ |
| @Deprecated |
| public static final String SDK = getString("ro.build.version.sdk"); |
| |
| /** |
| * The user-visible SDK version of the framework; its possible |
| * values are defined in {@link Build.VERSION_CODES}. |
| */ |
| public static final int SDK_INT = SystemProperties.getInt( |
| "ro.build.version.sdk", 0); |
| |
| /** |
| * The current development codename, or the string "REL" if this is |
| * a release build. |
| */ |
| public static final String CODENAME = getString("ro.build.version.codename"); |
| } |
| |
| /** |
| * Enumeration of the currently known SDK version codes. These are the |
| * values that can be found in {@link VERSION#SDK}. Version numbers |
| * increment monotonically with each official platform release. |
| */ |
| public static class VERSION_CODES { |
| /** |
| * Magic version number for a current development build, which has |
| * not yet turned into an official release. |
| */ |
| public static final int CUR_DEVELOPMENT = 10000; |
| |
| /** |
| * October 2008: The original, first, version of Android. Yay! |
| */ |
| public static final int BASE = 1; |
| /** |
| * February 2009: First Android update, officially called 1.1. |
| */ |
| public static final int BASE_1_1 = 2; |
| /** |
| * May 2009: Android 1.5. |
| */ |
| public static final int CUPCAKE = 3; |
| /** |
| * Current work on "Donut" development branch. |
| * |
| * <p>Applications targeting this or a later release will get these |
| * new changes in behavior:</p> |
| * <ul> |
| * <li> They must explicitly request the |
| * {@link android.Manifest.permission#WRITE_EXTERNAL_STORAGE} permission to be |
| * able to modify the contents of the SD card. (Apps targeting |
| * earlier versions will always request the permission.) |
| * <li> They must explicitly request the |
| * {@link android.Manifest.permission#READ_PHONE_STATE} permission to be |
| * able to be able to retrieve phone state info. (Apps targeting |
| * earlier versions will always request the permission.) |
| * <li> They are assumed to support different screen densities and |
| * sizes. (Apps targeting earlier versions are assumed to only support |
| * medium density normal size screens unless otherwise indicated). |
| * They can still explicitly specify screen support either way with the |
| * supports-screens manifest tag. |
| * </ul> |
| */ |
| public static final int DONUT = 4; |
| /** |
| * Current work on "Eclair" development branch. |
| * |
| * <p>Applications targeting this or a later release will get these |
| * new changes in behavior:</p> |
| * <ul> |
| * <li> The {@link android.app.Service#onStartCommand |
| * Service.onStartCommand} function will return the new |
| * {@link android.app.Service#START_STICKY} behavior instead of the |
| * old compatibility {@link android.app.Service#START_STICKY_COMPATIBILITY}. |
| * <li> The {@link android.app.Activity} class will now execute back |
| * key presses on the key up instead of key down, to be able to detect |
| * canceled presses from virtual keys. |
| * <li> The {@link android.widget.TabWidget} class will use a new color scheme |
| * for tabs. In the new scheme, the foreground tab has a medium gray background |
| * the background tabs have a dark gray background. |
| * </ul> |
| */ |
| public static final int ECLAIR = CUR_DEVELOPMENT; |
| } |
| |
| /** 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; |
| } |
| } |
| } |
