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Code Issues Projects Releases Packages Wiki Activity Actions 1

Abstract some parts of the AsyncTasks away into ProgressDialogTask

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This commit is contained in:
Alexander Bakker 2018-01-02 22:11:09 +01:00
parent ca210de78e
commit 4f98d8764c
3 changed files with 40 additions and 30 deletions
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18
app/src/main/java/me/impy/aegis/DerivationTask.java
View file

@ -1,8 +1,6 @@
package me.impy.aegis;
import android.app.ProgressDialog;
import android.content.Context;
import android.os.AsyncTask;
import android.os.Process;
import javax.crypto.SecretKey;
@ -10,14 +8,12 @@ import javax.crypto.SecretKey;
import me.impy.aegis.crypto.CryptoUtils;
import me.impy.aegis.crypto.slots.PasswordSlot;
public class DerivationTask extends AsyncTask<DerivationTask.Params, Void, SecretKey> {
public class DerivationTask extends ProgressDialogTask<DerivationTask.Params, SecretKey> {
private Callback _cb;
private ProgressDialog _dialog;
public DerivationTask(Context context, Callback cb) {
super(context, "Deriving key from password");
_cb = cb;
_dialog = new ProgressDialog(context);
_dialog.setCancelable(false);
}
@Override
@ -35,17 +31,9 @@ public class DerivationTask extends AsyncTask<DerivationTask.Params, Void, Secre
}
}
@Override
protected void onPreExecute() {
_dialog.setMessage("Deriving key from password");
_dialog.show();
}
@Override
protected void onPostExecute(SecretKey key) {
if (_dialog.isShowing()) {
_dialog.dismiss();
}
super.onPostExecute(key);
_cb.onTaskFinished(key);
}

34
app/src/main/java/me/impy/aegis/ProgressDialogTask.java Normal file
View file

@ -0,0 +1,34 @@
package me.impy.aegis;
import android.app.ProgressDialog;
import android.content.Context;
import android.os.AsyncTask;
import android.support.annotation.CallSuper;
public abstract class ProgressDialogTask<Params, Result> extends AsyncTask<Params, Void, Result> {
private ProgressDialog _dialog;
public ProgressDialogTask(Context context, String message) {
_dialog = new ProgressDialog(context);
_dialog.setCancelable(false);
_dialog.setMessage(message);
}
@CallSuper
@Override
protected void onPreExecute() {
_dialog.show();
}
@CallSuper
@Override
protected void onPostExecute(Result result) {
if (_dialog.isShowing()) {
_dialog.dismiss();
}
}
protected final ProgressDialog getDialog() {
return _dialog;
}
}

18
app/src/main/java/me/impy/aegis/SlotCollectionTask.java
View file

@ -1,8 +1,6 @@
package me.impy.aegis;
import android.app.ProgressDialog;
import android.content.Context;
import android.os.AsyncTask;
import android.os.Process;
import java.lang.reflect.UndeclaredThrowableException;
@ -18,16 +16,14 @@ import me.impy.aegis.crypto.slots.Slot;
import me.impy.aegis.crypto.slots.SlotCollection;
import me.impy.aegis.crypto.slots.SlotIntegrityException;
public class SlotCollectionTask<T extends Slot> extends AsyncTask<SlotCollectionTask.Params, Void, MasterKey> {
public class SlotCollectionTask<T extends Slot> extends ProgressDialogTask<SlotCollectionTask.Params, MasterKey> {
private Callback _cb;
private Class<T> _type;
private ProgressDialog _dialog;
public SlotCollectionTask(Class<T> type, Context context, Callback cb) {
super(context, "Decrypting database");
_cb = cb;
_type = type;
_dialog = new ProgressDialog(context);
_dialog.setCancelable(false);
}
@Override
@ -70,17 +66,9 @@ public class SlotCollectionTask<T extends Slot> extends AsyncTask<SlotCollection
}
}
@Override
protected void onPreExecute() {
_dialog.setMessage("Decrypting database");
_dialog.show();
}
@Override
protected void onPostExecute(MasterKey masterKey) {
if (_dialog.isShowing()) {
_dialog.dismiss();
}
super.onPostExecute(masterKey);
_cb.onTaskFinished(masterKey);
}