227 lines
8.7 KiB
Java
227 lines
8.7 KiB
Java
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/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.os;
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/**
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* Information about the current build, extracted from system properties.
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*/
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public class Build {
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/** Value used for when a build property is unknown. */
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public static final String UNKNOWN = "unknown";
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/** Either a changelist number, or a label like "M4-rc20". */
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public static final String ID = getString("ro.build.id");
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/** A build ID string meant for displaying to the user */
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public static final String DISPLAY = getString("ro.build.display.id");
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/** The name of the overall product. */
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public static final String PRODUCT = getString("ro.product.name");
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/** The name of the industrial design. */
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public static final String DEVICE = getString("ro.product.device");
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/** The name of the underlying board, like "goldfish". */
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public static final String BOARD = getString("ro.product.board");
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/** The name of the instruction set (CPU type + ABI convention) of native code. */
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public static final String CPU_ABI = getString("ro.product.cpu.abi");
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/** The name of the second instruction set (CPU type + ABI convention) of native code. */
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public static final String CPU_ABI2 = getString("ro.product.cpu.abi2");
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/** The manufacturer of the product/hardware. */
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public static final String MANUFACTURER = getString("ro.product.manufacturer");
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/** The brand (e.g., carrier) the software is customized for, if any. */
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public static final String BRAND = getString("ro.product.brand");
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/** The end-user-visible name for the end product. */
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public static final String MODEL = getString("ro.product.model");
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/** The system bootloader version number. */
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public static final String BOOTLOADER = getString("ro.bootloader");
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/** The radio firmware version number. */
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public static final String RADIO = getString("gsm.version.baseband");
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/** The name of the hardware (from the kernel command line or /proc). */
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public static final String HARDWARE = getString("ro.hardware");
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/** A hardware serial number, if available. Alphanumeric only, case-insensitive. */
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public static final String SERIAL = getString("ro.serialno");
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/** Various version strings. */
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public static class VERSION {
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/**
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* The internal value used by the underlying source control to
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* represent this build. E.g., a perforce changelist number
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* or a git hash.
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*/
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public static final String INCREMENTAL = getString("ro.build.version.incremental");
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/**
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* The user-visible version string. E.g., "1.0" or "3.4b5".
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*/
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public static final String RELEASE = getString("ro.build.version.release");
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/**
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* The user-visible SDK version of the framework in its raw String
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* representation; use {@link #SDK_INT} instead.
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*
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* @deprecated Use {@link #SDK_INT} to easily get this as an integer.
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*/
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@Deprecated
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public static final String SDK = getString("ro.build.version.sdk");
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/**
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* The user-visible SDK version of the framework; its possible
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* values are defined in {@link Build.VERSION_CODES}.
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*/
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public static final int SDK_INT = SystemProperties.getInt(
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"ro.build.version.sdk", 0);
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/**
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* The current development codename, or the string "REL" if this is
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* a release build.
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*/
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public static final String CODENAME = getString("ro.build.version.codename");
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}
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/**
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* Enumeration of the currently known SDK version codes. These are the
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* values that can be found in {@link VERSION#SDK}. Version numbers
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* increment monotonically with each official platform release.
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*/
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public static class VERSION_CODES {
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/**
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* Magic version number for a current development build, which has
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* not yet turned into an official release.
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*/
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public static final int CUR_DEVELOPMENT = 10000;
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/**
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* October 2008: The original, first, version of Android. Yay!
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*/
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public static final int BASE = 1;
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/**
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* February 2009: First Android update, officially called 1.1.
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*/
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public static final int BASE_1_1 = 2;
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/**
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* May 2009: Android 1.5.
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*/
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public static final int CUPCAKE = 3;
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/**
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* September 2009: Android 1.6.
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*
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* <p>Applications targeting this or a later release will get these
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* new changes in behavior:</p>
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* <ul>
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* <li> They must explicitly request the
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* {@link android.Manifest.permission#WRITE_EXTERNAL_STORAGE} permission to be
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* able to modify the contents of the SD card. (Apps targeting
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* earlier versions will always request the permission.)
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* <li> They must explicitly request the
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* {@link android.Manifest.permission#READ_PHONE_STATE} permission to be
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* able to be able to retrieve phone state info. (Apps targeting
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* earlier versions will always request the permission.)
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* <li> They are assumed to support different screen densities and
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* sizes. (Apps targeting earlier versions are assumed to only support
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* medium density normal size screens unless otherwise indicated).
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* They can still explicitly specify screen support either way with the
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* supports-screens manifest tag.
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* </ul>
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*/
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public static final int DONUT = 4;
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/**
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* November 2009: Android 2.0
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*
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* <p>Applications targeting this or a later release will get these
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* new changes in behavior:</p>
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* <ul>
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* <li> The {@link android.app.Service#onStartCommand
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* Service.onStartCommand} function will return the new
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* {@link android.app.Service#START_STICKY} behavior instead of the
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* old compatibility {@link android.app.Service#START_STICKY_COMPATIBILITY}.
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* <li> The {@link android.app.Activity} class will now execute back
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* key presses on the key up instead of key down, to be able to detect
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* canceled presses from virtual keys.
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* <li> The {@link android.widget.TabWidget} class will use a new color scheme
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* for tabs. In the new scheme, the foreground tab has a medium gray background
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* the background tabs have a dark gray background.
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* </ul>
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*/
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public static final int ECLAIR = 5;
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/**
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* December 2009: Android 2.0.1
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*/
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public static final int ECLAIR_0_1 = 6;
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/**
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* January 2010: Android 2.1
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*/
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public static final int ECLAIR_MR1 = 7;
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/**
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* June 2010: Android 2.2
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*/
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public static final int FROYO = 8;
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/**
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* November 2010: Android 2.3
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*/
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public static final int GINGERBREAD = 9;
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/**
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* Newest version of Android, version 2.3.3.
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*/
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public static final int GINGERBREAD_MR1 = 10;
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}
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/** The type of build, like "user" or "eng". */
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public static final String TYPE = getString("ro.build.type");
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/** Comma-separated tags describing the build, like "unsigned,debug". */
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public static final String TAGS = getString("ro.build.tags");
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/** A string that uniquely identifies this build. Do not attempt to parse this value. */
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public static final String FINGERPRINT = getString("ro.build.fingerprint");
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// The following properties only make sense for internal engineering builds.
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public static final long TIME = getLong("ro.build.date.utc") * 1000;
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public static final String USER = getString("ro.build.user");
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public static final String HOST = getString("ro.build.host");
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private static String getString(String property) {
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return SystemProperties.get(property, UNKNOWN);
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}
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private static long getLong(String property) {
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try {
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return Long.parseLong(SystemProperties.get(property));
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} catch (NumberFormatException e) {
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return -1;
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}
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}
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}
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