Added "free memory" check before downloading [Android N / API 24+] (#10505)
Added "free space" check before downloading eliminating bugs related to out-of-memory on Android N / API 24+
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5bdb6f18d6
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2e318b8b03
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@ -16,6 +16,7 @@ import android.net.Uri;
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import android.os.Bundle;
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import android.os.Environment;
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import android.os.IBinder;
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import android.provider.Settings;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.View;
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@ -147,7 +148,6 @@ public class DownloadDialog extends DialogFragment
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registerForActivityResult(
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new StartActivityForResult(), this::requestDownloadPickVideoFolderResult);
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/*//////////////////////////////////////////////////////////////////////////
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// Instance creation
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//////////////////////////////////////////////////////////////////////////*/
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@ -565,7 +565,6 @@ public class DownloadDialog extends DialogFragment
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}
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}
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/*//////////////////////////////////////////////////////////////////////////
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// Listeners
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//////////////////////////////////////////////////////////////////////////*/
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@ -784,6 +783,7 @@ public class DownloadDialog extends DialogFragment
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final StoredDirectoryHelper mainStorage;
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final MediaFormat format;
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final String selectedMediaType;
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final long size;
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// first, build the filename and get the output folder (if possible)
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// later, run a very very very large file checking logic
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@ -795,6 +795,7 @@ public class DownloadDialog extends DialogFragment
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selectedMediaType = getString(R.string.last_download_type_audio_key);
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mainStorage = mainStorageAudio;
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format = audioStreamsAdapter.getItem(selectedAudioIndex).getFormat();
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size = getWrappedAudioStreams().getSizeInBytes(selectedAudioIndex);
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if (format == MediaFormat.WEBMA_OPUS) {
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mimeTmp = "audio/ogg";
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filenameTmp += "opus";
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@ -807,6 +808,7 @@ public class DownloadDialog extends DialogFragment
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selectedMediaType = getString(R.string.last_download_type_video_key);
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mainStorage = mainStorageVideo;
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format = videoStreamsAdapter.getItem(selectedVideoIndex).getFormat();
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size = wrappedVideoStreams.getSizeInBytes(selectedVideoIndex);
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if (format != null) {
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mimeTmp = format.mimeType;
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filenameTmp += format.getSuffix();
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@ -816,6 +818,7 @@ public class DownloadDialog extends DialogFragment
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selectedMediaType = getString(R.string.last_download_type_subtitle_key);
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mainStorage = mainStorageVideo; // subtitle & video files go together
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format = subtitleStreamsAdapter.getItem(selectedSubtitleIndex).getFormat();
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size = wrappedSubtitleStreams.getSizeInBytes(selectedSubtitleIndex);
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if (format != null) {
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mimeTmp = format.mimeType;
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}
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@ -871,6 +874,22 @@ public class DownloadDialog extends DialogFragment
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return;
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}
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// Check for free memory space (for api 24 and up)
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if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.N) {
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final long freeSpace = mainStorage.getFreeMemory();
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if (freeSpace <= size) {
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Toast.makeText(context, getString(R.
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string.error_insufficient_storage), Toast.LENGTH_LONG).show();
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// move the user to storage setting tab
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final Intent storageSettingsIntent = new Intent(Settings.
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ACTION_INTERNAL_STORAGE_SETTINGS);
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if (storageSettingsIntent.resolveActivity(context.getPackageManager()) != null) {
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startActivity(storageSettingsIntent);
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}
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return;
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}
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}
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// check for existing file with the same name
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checkSelectedDownload(mainStorage, mainStorage.findFile(filenameTmp), filenameTmp,
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mimeTmp);
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@ -5,11 +5,15 @@ import android.content.Context;
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import android.content.Intent;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.Build;
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import android.os.storage.StorageManager;
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import android.os.storage.StorageVolume;
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import android.provider.DocumentsContract;
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import android.util.Log;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.annotation.RequiresApi;
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import androidx.documentfile.provider.DocumentFile;
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import org.schabi.newpipe.settings.NewPipeSettings;
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@ -23,6 +27,7 @@ import java.nio.file.Paths;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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import java.util.UUID;
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import java.util.stream.Collectors;
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import java.util.stream.Stream;
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@ -30,6 +35,8 @@ import static android.provider.DocumentsContract.Document.COLUMN_DISPLAY_NAME;
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import static android.provider.DocumentsContract.Root.COLUMN_DOCUMENT_ID;
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import static org.schabi.newpipe.extractor.utils.Utils.isNullOrEmpty;
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import us.shandian.giga.util.Utility;
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public class StoredDirectoryHelper {
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private static final String TAG = StoredDirectoryHelper.class.getSimpleName();
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public static final int PERMISSION_FLAGS = Intent.FLAG_GRANT_READ_URI_PERMISSION
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@ -168,6 +175,44 @@ public class StoredDirectoryHelper {
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return docTree == null;
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}
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/**
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* Get free memory of the storage partition (root of the directory).
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* @return amount of free memory in the volume of current directory (bytes)
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*/
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@RequiresApi(api = Build.VERSION_CODES.N) // Necessary for `getStorageVolume()`
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public long getFreeMemory() {
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final Uri uri = getUri();
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final StorageManager storageManager = (StorageManager) context.
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getSystemService(Context.STORAGE_SERVICE);
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final List<StorageVolume> volumes = storageManager.getStorageVolumes();
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final String docId = DocumentsContract.getDocumentId(uri);
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final String[] split = docId.split(":");
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if (split.length > 0) {
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final String volumeId = split[0];
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for (final StorageVolume volume : volumes) {
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// if the volume is an internal system volume
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if (volume.isPrimary() && volumeId.equalsIgnoreCase("primary")) {
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return Utility.getSystemFreeMemory();
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}
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// if the volume is a removable volume (normally an SD card)
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if (volume.isRemovable() && !volume.isPrimary()) {
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if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.O) {
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try {
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final String sdCardUUID = volume.getUuid();
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return storageManager.getAllocatableBytes(UUID.fromString(sdCardUUID));
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} catch (final Exception e) {
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// do nothing
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}
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}
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}
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}
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}
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return Long.MAX_VALUE;
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}
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/**
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* Only using Java I/O. Creates the directory named by this abstract pathname, including any
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* necessary but nonexistent parent directories.
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@ -2,6 +2,8 @@ package us.shandian.giga.util;
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import android.content.Context;
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import android.os.Build;
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import android.os.Environment;
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import android.os.StatFs;
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import android.util.Log;
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import androidx.annotation.ColorInt;
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@ -26,10 +28,8 @@ import java.io.ObjectOutputStream;
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import java.io.Serializable;
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import java.net.HttpURLConnection;
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import java.util.Locale;
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import java.util.Random;
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import okio.ByteString;
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import us.shandian.giga.get.DownloadMission;
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public class Utility {
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@ -40,6 +40,20 @@ public class Utility {
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UNKNOWN
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}
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/**
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* Get amount of free system's memory.
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* @return free memory (bytes)
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*/
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public static long getSystemFreeMemory() {
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try {
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final StatFs statFs = new StatFs(Environment.getExternalStorageDirectory().getPath());
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return statFs.getAvailableBlocksLong() * statFs.getBlockSizeLong();
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} catch (final Exception e) {
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// do nothing
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}
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return -1;
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}
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public static String formatBytes(long bytes) {
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Locale locale = Locale.getDefault();
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if (bytes < 1024) {
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