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Commit 91b54f17 authored by Anton Hansson's avatar Anton Hansson
Browse files

Add per-partition build constants to Build class. 

Expose the ro.<x>.build.fingerprint & time.utc constants.

Bug: 112584519
Test: manual test app calling getPartitions().
Test: atest BuildVersionTest
Change-Id: Ibec0012d5893e3eb325f46a04379718a11067fa1
parent aaf60895

api/current.txt

+9 −0
Original line number Diff line number Diff line
@@ -32500,6 +32500,7 @@ package android.os { 














  public class Build {















    ctor public Build();













    method public static java.util.List<android.os.Build.Partition> getPartitions();















    method public static java.lang.String getRadioVersion();















    method public static java.lang.String getSerial();















    field public static final java.lang.String BOARD;










@@ -32528,6 +32529,14 @@ package android.os {













    field public static final java.lang.String USER;















  }



























  public static class Build.Partition {













    ctor public Build.Partition();













    method public java.lang.String getFingerprint();













    method public java.lang.String getName();













    method public long getTimeMillis();













    field public static final java.lang.String PARTITION_NAME_SYSTEM = "system";













  }



























  public static class Build.VERSION {















    ctor public Build.VERSION();















    field public static final java.lang.String BASE_OS;

























core/java/android/os/Build.java



+62
−0




























Original line number
Diff line number
Diff line








@@ -30,6 +30,8 @@ import com.android.internal.telephony.TelephonyProperties;





























import dalvik.system.VMRuntime;





























import java.util.ArrayList;













import java.util.List;















import java.util.Objects;































/**










@@ -1083,7 +1085,67 @@ public class Build {













        return true;















    }





























    /** Build information for a particular device partition. */













    public static class Partition {













        /** The name identifying the system partition. */













        public static final String PARTITION_NAME_SYSTEM = "system";



























        private String mName;













        private String mFingerprint;













        private long mTimeMs;



























        public Partition() {}



























        private Partition(String name, String fingerprint, long timeMs) {













            mName = name;













            mFingerprint = fingerprint;













            mTimeMs = timeMs;













        }



























        /** The name of this partition, e.g. "system", or "vendor" */













        public String getName() {













            return mName;













        }



























        /** The build fingerprint of this partition, see {@link Build#FINGERPRINT}. */













        public String getFingerprint() {













            return mFingerprint;













        }



























        /** The time (ms since epoch), at which this partition was built, see {@link Build#TIME}. */













        public long getTimeMillis() {













            return mTimeMs;













        }













    }



























    /**













     * Get build information about partitions that have a separate fingerprint defined.













     *













     * The list includes partitions that are suitable candidates for over-the-air updates. This is













     * not an exhaustive list of partitions on the device.













     */













    public static List<Partition> getPartitions() {













        ArrayList<Partition> partitions = new ArrayList();



























        String[] names = new String[] {













            "bootimage", "odm", "product", "product_services", Partition.PARTITION_NAME_SYSTEM,













            "vendor"













        };













        for (String name : names) {













            String fingerprint = SystemProperties.get("ro." + name + ".build.fingerprint");













            if (TextUtils.isEmpty(fingerprint)) {













                continue;













            }













            long time = getLong("ro." + name + ".build.date.utc") * 1000;













            partitions.add(new Partition(name, fingerprint, time));













        }



























        return partitions;













    }





























    // The following properties only make sense for internal engineering builds.



























    /** The time at which the build was produced, given in milliseconds since the UNIX epoch. */















    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");