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Code Issues Releases Wiki Activity

Use RxJava instead of AsyncTask in MissionAdapter.

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This commit is contained in:
Isira Seneviratne 2020-10-12 12:56:16 +05:30
parent 8ec55ef394
commit 3b69e0dd25
1 changed files with 31 additions and 59 deletions
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90
app/src/main/java/us/shandian/giga/ui/adapter/MissionAdapter.java
View File

@ -1,13 +1,11 @@
package us.shandian.giga.ui.adapter;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.Intent;
import android.graphics.Color;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Build;
import android.os.Handler;
import android.os.Message;
@ -26,7 +24,6 @@ import android.widget.TextView;
import android.widget.Toast;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.StringRes;
import androidx.appcompat.app.AlertDialog;
import androidx.core.content.FileProvider;
@ -46,12 +43,15 @@ import org.schabi.newpipe.report.UserAction;
import org.schabi.newpipe.util.NavigationHelper;
import java.io.File;
import java.lang.ref.WeakReference;
import java.net.URI;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import io.reactivex.Observable;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.disposables.CompositeDisposable;
import io.reactivex.schedulers.Schedulers;
import us.shandian.giga.get.DownloadMission;
import us.shandian.giga.get.FinishedMission;
import us.shandian.giga.get.Mission;
@ -116,6 +116,8 @@ public class MissionAdapter extends Adapter<ViewHolder> implements Handler.Callb
private final Runnable rUpdater = this::updater;
private final Runnable rDelete = this::deleteFinishedDownloads;
private final CompositeDisposable compositeDisposable = new CompositeDisposable();
public MissionAdapter(Context context, @NonNull DownloadManager downloadManager, View emptyMessage, View root) {
mContext = context;
mDownloadManager = downloadManager;
@ -675,7 +677,30 @@ public class MissionAdapter extends Adapter<ViewHolder> implements Handler.Callb
return true;
case R.id.md5:
case R.id.sha1:
new ChecksumTask(mContext).execute(h.item.mission.storage, ALGORITHMS.get(id));
ProgressDialog progressDialog = null;
if (mContext != null) {
// Create dialog
progressDialog = new ProgressDialog(mContext);
progressDialog.setCancelable(false);
progressDialog.setMessage(mContext.getString(R.string.msg_wait));
progressDialog.show();
}
final ProgressDialog finalProgressDialog = progressDialog;
final StoredFileHelper storage = h.item.mission.storage;
compositeDisposable.add(
Observable.fromCallable(() -> Utility.checksum(storage, ALGORITHMS.get(id)))
.subscribeOn(Schedulers.computation())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(result -> {
if (finalProgressDialog != null) {
Utility.copyToClipboard(finalProgressDialog.getContext(),
result);
if (mContext != null) {
finalProgressDialog.dismiss();
}
}
})
);
return true;
case R.id.source:
/*Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(h.item.mission.source));
@ -758,8 +783,8 @@ public class MissionAdapter extends Adapter<ViewHolder> implements Handler.Callb
}
}
public void onDestroy() {
compositeDisposable.dispose();
mDeleter.dispose();
}
@ -960,60 +985,7 @@ public class MissionAdapter extends Adapter<ViewHolder> implements Handler.Callb
}
}
static class ChecksumTask extends AsyncTask<Object, Void, String> {
ProgressDialog progressDialog;
WeakReference<Activity> weakReference;
ChecksumTask(@NonNull Context context) {
weakReference = new WeakReference<>((Activity) context);
}
@Override
protected void onPreExecute() {
super.onPreExecute();
Activity activity = getActivity();
if (activity != null) {
// Create dialog
progressDialog = new ProgressDialog(activity);
progressDialog.setCancelable(false);
progressDialog.setMessage(activity.getString(R.string.msg_wait));
progressDialog.show();
}
}
@Override
protected String doInBackground(Object... params) {
return Utility.checksum((StoredFileHelper) params[0], (String) params[1]);
}
@Override
protected void onPostExecute(String result) {
super.onPostExecute(result);
if (progressDialog != null) {
Utility.copyToClipboard(progressDialog.getContext(), result);
if (getActivity() != null) {
progressDialog.dismiss();
}
}
}
@Nullable
private Activity getActivity() {
Activity activity = weakReference.get();
if (activity != null && activity.isFinishing()) {
return null;
} else {
return activity;
}
}
}
public interface RecoverHelper {
void tryRecover(DownloadMission mission);
}
}