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Code Issues Packages Projects Releases Wiki Activity

Introduced simple task

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Loaders are not suitable for one shot tasks which execution needs to be guaranteed
This commit is contained in:
M66B
2018-08-12 07:51:33 +00:00
parent 6d525fb77b
commit 096919e307
16 changed files with 938 additions and 1146 deletions
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122
app/src/main/java/eu/faircode/email/FragmentFolder.java
View File

@@ -22,7 +22,6 @@ package eu.faircode.email;
import android.content.Context;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
@@ -35,9 +34,6 @@ import android.widget.Toast;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.lifecycle.Observer;
import androidx.loader.app.LoaderManager;
import androidx.loader.content.AsyncTaskLoader;
import androidx.loader.content.Loader;
public class FragmentFolder extends FragmentEx {
private ViewGroup view;
@@ -77,8 +73,47 @@ public class FragmentFolder extends FragmentEx {
args.putBoolean("synchronize", cbSynchronize.isChecked());
args.putString("after", etAfter.getText().toString());
LoaderManager.getInstance(FragmentFolder.this)
.restartLoader(ActivityView.LOADER_FOLDER_PUT, args, putLoaderCallbacks).forceLoad();
new SimpleTask<Void>() {
@Override
protected Void onLoad(Context context, Bundle args) throws Throwable {
try {
ServiceSynchronize.stop(getContext(), "folder");
long id = args.getLong("id");
boolean synchronize = args.getBoolean("synchronize");
String after = args.getString("after");
int days = (TextUtils.isEmpty(after) ? 7 : Integer.parseInt(after));
DB db = DB.getInstance(getContext());
DaoFolder dao = db.folder();
EntityFolder folder = dao.getFolder(id);
folder.synchronize = synchronize;
folder.after = days;
dao.updateFolder(folder);
if (!folder.synchronize)
db.message().deleteMessages(folder.id);
return null;
} finally {
ServiceSynchronize.restart(getContext(), "folder");
}
}
@Override
protected void onLoaded(Bundle args, Void data) {
getFragmentManager().popBackStack();
}
@Override
protected void onException(Bundle args, Throwable ex) {
Helper.setViewsEnabled(view, true);
btnSave.setEnabled(true);
pbSave.setVisibility(View.GONE);
Toast.makeText(getContext(), ex.toString(), Toast.LENGTH_LONG).show();
}
}.load(FragmentFolder.this, args);
}
});
@@ -114,79 +149,4 @@ public class FragmentFolder extends FragmentEx {
}
});
}
private static class PutLoader extends AsyncTaskLoader<Throwable> {
private Bundle args;
PutLoader(Context context) {
super(context);
}
void setArgs(Bundle args) {
this.args = args;
}
protected void onStartLoading() {
forceLoad();
}
@Override
public Throwable loadInBackground() {
try {
ServiceSynchronize.stop(getContext(), "folder");
long id = args.getLong("id");
boolean synchronize = args.getBoolean("synchronize");
String after = args.getString("after");
int days = (TextUtils.isEmpty(after) ? 7 : Integer.parseInt(after));
DB db = DB.getInstance(getContext());
DaoFolder dao = db.folder();
EntityFolder folder = dao.getFolder(id);
folder.synchronize = synchronize;
folder.after = days;
dao.updateFolder(folder);
if (!folder.synchronize)
db.message().deleteMessages(folder.id);
return null;
} catch (Throwable ex) {
Log.e(Helper.TAG, ex + "\n" + Log.getStackTraceString(ex));
return ex;
} finally {
ServiceSynchronize.restart(getContext(), "folder");
}
}
}
private LoaderManager.LoaderCallbacks putLoaderCallbacks = new LoaderManager.LoaderCallbacks<Throwable>() {
@NonNull
@Override
public Loader<Throwable> onCreateLoader(int id, Bundle args) {
PutLoader loader = new PutLoader(getContext());
loader.setArgs(args);
return loader;
}
@Override
public void onLoadFinished(@NonNull Loader<Throwable> loader, Throwable ex) {
LoaderManager.getInstance(FragmentFolder.this).destroyLoader(loader.getId());
Helper.setViewsEnabled(view, true);
btnSave.setEnabled(true);
pbSave.setVisibility(View.GONE);
if (ex == null)
getFragmentManager().popBackStack();
else {
Log.w(Helper.TAG, ex + "\n" + Log.getStackTraceString(ex));
Toast.makeText(getContext(), ex.toString(), Toast.LENGTH_LONG).show();
}
}
@Override
public void onLoaderReset(@NonNull Loader<Throwable> loader) {
}
};
}