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long-term downloads resume

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* recovery infrastructure
* bump serialVersionUID of DownloadMission
* misc cleanup in DownloadMission.java
* remove unused/redundant from strings.xml
This commit is contained in:
kapodamy 2019-09-28 18:11:05 -03:00
parent dab53450c1
commit 86dafdd92b
42 changed files with 478 additions and 97 deletions
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36
app/src/main/java/us/shandian/giga/service/DownloadManagerService.java
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@ -23,6 +23,7 @@ import android.os.Handler;
import android.os.Handler.Callback;
import android.os.IBinder;
import android.os.Message;
import android.os.Parcelable;
import android.preference.PreferenceManager;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
@ -40,8 +41,11 @@ import org.schabi.newpipe.player.helper.LockManager;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import us.shandian.giga.get.DownloadMission;
import us.shandian.giga.get.MissionRecoveryInfo;
import us.shandian.giga.io.StoredDirectoryHelper;
import us.shandian.giga.io.StoredFileHelper;
import us.shandian.giga.postprocessing.Postprocessing;
@ -73,6 +77,7 @@ public class DownloadManagerService extends Service {
private static final String EXTRA_PATH = "DownloadManagerService.extra.storagePath";
private static final String EXTRA_PARENT_PATH = "DownloadManagerService.extra.storageParentPath";
private static final String EXTRA_STORAGE_TAG = "DownloadManagerService.extra.storageTag";
private static final String EXTRA_RECOVERY_INFO = "DownloadManagerService.extra.recoveryInfo";
private static final String ACTION_RESET_DOWNLOAD_FINISHED = APPLICATION_ID + ".reset_download_finished";
private static final String ACTION_OPEN_DOWNLOADS_FINISHED = APPLICATION_ID + ".open_downloads_finished";
@ -364,18 +369,20 @@ public class DownloadManagerService extends Service {
/**
* Start a new download mission
*
* @param context the activity context
* @param urls the list of urls to download
* @param storage where the file is saved
* @param kind type of file (a: audio v: video s: subtitle ?: file-extension defined)
* @param threads the number of threads maximal used to download chunks of the file.
* @param psName the name of the required post-processing algorithm, or {@code null} to ignore.
* @param source source url of the resource
* @param psArgs the arguments for the post-processing algorithm.
* @param nearLength the approximated final length of the file
* @param context the activity context
* @param urls array of urls to download
* @param storage where the file is saved
* @param kind type of file (a: audio v: video s: subtitle ?: file-extension defined)
* @param threads the number of threads maximal used to download chunks of the file.
* @param psName the name of the required post-processing algorithm, or {@code null} to ignore.
* @param source source url of the resource
* @param psArgs the arguments for the post-processing algorithm.
* @param nearLength the approximated final length of the file
* @param recoveryInfo array of MissionRecoveryInfo, in case is required recover the download
*/
public static void startMission(Context context, String[] urls, StoredFileHelper storage, char kind,
int threads, String source, String psName, String[] psArgs, long nearLength) {
public static void startMission(Context context, String[] urls, StoredFileHelper storage,
char kind, int threads, String source, String psName,
String[] psArgs, long nearLength, MissionRecoveryInfo[] recoveryInfo) {
Intent intent = new Intent(context, DownloadManagerService.class);
intent.setAction(Intent.ACTION_RUN);
intent.putExtra(EXTRA_URLS, urls);
@ -385,6 +392,7 @@ public class DownloadManagerService extends Service {
intent.putExtra(EXTRA_POSTPROCESSING_NAME, psName);
intent.putExtra(EXTRA_POSTPROCESSING_ARGS, psArgs);
intent.putExtra(EXTRA_NEAR_LENGTH, nearLength);
intent.putExtra(EXTRA_RECOVERY_INFO, recoveryInfo);
intent.putExtra(EXTRA_PARENT_PATH, storage.getParentUri());
intent.putExtra(EXTRA_PATH, storage.getUri());
@ -404,6 +412,7 @@ public class DownloadManagerService extends Service {
String source = intent.getStringExtra(EXTRA_SOURCE);
long nearLength = intent.getLongExtra(EXTRA_NEAR_LENGTH, 0);
String tag = intent.getStringExtra(EXTRA_STORAGE_TAG);
Parcelable[] parcelRecovery = intent.getParcelableArrayExtra(EXTRA_RECOVERY_INFO);
StoredFileHelper storage;
try {
@ -418,10 +427,15 @@ public class DownloadManagerService extends Service {
else
ps = Postprocessing.getAlgorithm(psName, psArgs);
MissionRecoveryInfo[] recovery = new MissionRecoveryInfo[parcelRecovery.length];
for (int i = 0; i < parcelRecovery.length; i++)
recovery[i] = (MissionRecoveryInfo) parcelRecovery[i];
final DownloadMission mission = new DownloadMission(urls, storage, kind, ps);
mission.threadCount = threads;
mission.source = source;
mission.nearLength = nearLength;
mission.recoveryInfo = recovery;
if (ps != null)
ps.setTemporalDir(DownloadManager.pickAvailableTemporalDir(this));