Merge "Map MediaStore items to StorageVolume."
diff --git a/api/current.txt b/api/current.txt
index 7f1e7f5..4ac827a 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -35683,6 +35683,7 @@
method public String getMountedObbPath(String);
method @NonNull public android.os.storage.StorageVolume getPrimaryStorageVolume();
method @Nullable public android.os.storage.StorageVolume getStorageVolume(java.io.File);
+ method @NonNull public android.os.storage.StorageVolume getStorageVolume(@NonNull android.net.Uri);
method @NonNull public java.util.List<android.os.storage.StorageVolume> getStorageVolumes();
method @NonNull public java.util.UUID getUuidForPath(@NonNull java.io.File) throws java.io.IOException;
method public boolean isAllocationSupported(@NonNull java.io.FileDescriptor);
diff --git a/core/java/android/os/storage/StorageManager.java b/core/java/android/os/storage/StorageManager.java
index 43c9064..15aaa94 100644
--- a/core/java/android/os/storage/StorageManager.java
+++ b/core/java/android/os/storage/StorageManager.java
@@ -38,6 +38,7 @@
import android.content.pm.PackageManager;
import android.content.res.ObbInfo;
import android.content.res.ObbScanner;
+import android.net.Uri;
import android.os.Binder;
import android.os.Environment;
import android.os.FileUtils;
@@ -55,6 +56,7 @@
import android.os.ServiceManager;
import android.os.ServiceManager.ServiceNotFoundException;
import android.os.SystemProperties;
+import android.provider.MediaStore;
import android.provider.Settings;
import android.sysprop.VoldProperties;
import android.system.ErrnoException;
@@ -1096,12 +1098,32 @@
}
/**
- * Return the {@link StorageVolume} that contains the given file, or {@code null} if none.
+ * Return the {@link StorageVolume} that contains the given file, or
+ * {@code null} if none.
*/
public @Nullable StorageVolume getStorageVolume(File file) {
return getStorageVolume(getVolumeList(), file);
}
+ /**
+ * Return the {@link StorageVolume} that contains the given
+ * {@link MediaStore} item.
+ */
+ public @NonNull StorageVolume getStorageVolume(@NonNull Uri uri) {
+ final String volumeName = MediaStore.getVolumeName(uri);
+ switch (volumeName) {
+ case MediaStore.VOLUME_EXTERNAL:
+ return getPrimaryStorageVolume();
+ default:
+ for (StorageVolume vol : getStorageVolumes()) {
+ if (Objects.equals(vol.getNormalizedUuid(), volumeName)) {
+ return vol;
+ }
+ }
+ }
+ throw new IllegalStateException("Unknown volume for " + uri);
+ }
+
/** {@hide} */
public static @Nullable StorageVolume getStorageVolume(File file, int userId) {
return getStorageVolume(getVolumeList(userId, 0), file);