Revert "Push mapping from file extension to GID." (1009c08f) · Commits · e / os / android_frameworks_base

core/java/android/os/Process.java

+0 −7

Original line number	Diff line number	Diff line
		@@ -189,13 +189,6 @@ public class Process {
		/** {@hide} */
		public static final int LAST_APPLICATION_CACHE_GID = 29999;

		/** {@hide} */
		public static final int MEDIA_AUDIO_GID = 1055;
		/** {@hide} */
		public static final int MEDIA_VIDEO_GID = 1056;
		/** {@hide} */
		public static final int MEDIA_IMAGE_GID = 1057;

		/**
		* Standard priority of application threads.
		* Use with {@link #setThreadPriority(int)} and

services/core/java/com/android/server/StorageManagerService.java

+0 −5

Original line number	Diff line number	Diff line
		@@ -108,8 +108,6 @@ import com.android.server.NativeDaemonConnector.Command;
		import com.android.server.NativeDaemonConnector.SensitiveArg;
		import com.android.server.pm.PackageManagerService;
		import com.android.server.storage.AppFuseBridge;
		import com.android.server.storage.FileCollector;

		import libcore.io.IoUtils;
		import libcore.util.EmptyArray;

		@@ -819,9 +817,6 @@ class StorageManagerService extends IStorageManager.Stub
		}

		private void handleSystemReady() {
		// Register kernel mapping from extensions to statistics GIDs
		FileCollector.updateKernelExtensions();

		initIfReadyAndConnected();
		resetIfReadyAndConnected();

services/core/java/com/android/server/storage/FileCollector.java

+3 −33

Original line number	Diff line number	Diff line
		@@ -26,6 +26,7 @@ import android.util.ArrayMap;
		import java.io.File;
		import java.lang.annotation.Retention;
		import java.lang.annotation.RetentionPolicy;
		import java.util.Map;

		/**
		* FileCollector walks over a directory and categorizes storage usage by their type.
		@@ -43,9 +44,8 @@ public class FileCollector {
		AUDIO })
		private @interface FileTypes {}

		// NOTE: If you update these extensions, you'll also want to update
		// matchgen.py over in installd which is used for non-quota stats.
		private static final ArrayMap<String, Integer> EXTENSION_MAP = new ArrayMap<>();

		private static final Map<String, Integer> EXTENSION_MAP = new ArrayMap<String, Integer>();
		static {
		// Audio
		EXTENSION_MAP.put("aac", AUDIO);
		@@ -144,36 +144,6 @@ public class FileCollector {
		EXTENSION_MAP.put("xwd", IMAGES);
		}

		private static File mkdir(File parent, String name) {
		final File file = new File(parent, name);
		file.mkdir();
		return file;
		}

		/**
		* Update the mapping used by sdcardfs to map from file extensions to GIDs
		* used for statistics purposes.
		*/
		public static void updateKernelExtensions() {
		final File root = new File("/config/sdcardfs/extensions/");
		if (!root.exists()) return;

		final File audio = mkdir(root, Integer.toString(android.os.Process.MEDIA_AUDIO_GID));
		final File video = mkdir(root, Integer.toString(android.os.Process.MEDIA_VIDEO_GID));
		final File image = mkdir(root, Integer.toString(android.os.Process.MEDIA_IMAGE_GID));

		for (int i = 0; i < EXTENSION_MAP.size(); i++) {
		final String ext = EXTENSION_MAP.keyAt(i);
		final int type = EXTENSION_MAP.valueAt(i);

		switch (type) {
		case AUDIO: mkdir(audio, ext); break;
		case VIDEO: mkdir(video, ext); break;
		case IMAGES: mkdir(image, ext); break;
		}
		}
		}

		/**
		* Returns the file categorization measurement result.
		* @param path Directory to collect and categorize storage in.