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Merge \"Added a getPrimaryStorageSize() method.\" into nyc-mr1-dev

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am: ba3676460a

Change-Id: Ibabc9b60735422360fe770eb7ba57c70532f22c4
This commit is contained in:
Felipe Leme
2016-06-08 01:25:34 +00:00
committed by android-build-merger
parent 2e335cd9a4 ba3676460a
commit 02e2d72d55
1 changed files with 24 additions and 0 deletions
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24
core/java/android/os/storage/StorageManager.java
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@@ -45,8 +45,11 @@ import android.util.SparseArray;
import com.android.internal.os.SomeArgs;
import com.android.internal.util.Preconditions;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.Arrays;
@@ -115,6 +118,10 @@ public class StorageManager {
public static final int FLAG_INCLUDE_INVISIBLE = 1 << 10;
private static volatile IMountService sMountService = null;
private static final String INTERNAL_STORAGE_SIZE_PATH =
"/sys/block/mmcblk0/size";
private static final String INTERNAL_STORAGE_SECTOR_SIZE =
"/sys/block/mmcblk0/queue/hw_sector_size";
private final Context mContext;
private final ContentResolver mResolver;
@@ -903,6 +910,23 @@ public class StorageManager {
return getVolumeList(UserHandle.myUserId(), FLAG_REAL_STATE | FLAG_INCLUDE_INVISIBLE)[0];
}
/** {@hide} */
public long getPrimaryStorageSize() {
final long numberBlocks = readLong(INTERNAL_STORAGE_SIZE_PATH);
final long sectorSize = readLong(INTERNAL_STORAGE_SECTOR_SIZE);
return numberBlocks * sectorSize;
}
private long readLong(String path) {
try (final FileInputStream fis = new FileInputStream(path);
final BufferedReader reader = new BufferedReader(new InputStreamReader(fis));) {
return Long.parseLong(reader.readLine());
} catch (Exception e) {
Slog.w("Could not read " + path, e);
return 0;
}
}
/** @removed */
public @NonNull StorageVolume[] getVolumeList() {
return getVolumeList(mContext.getUserId(), 0);