Example usage for android.support.v4.os CancellationSignal CancellationSignal

Introduction

In this page you can find the example usage for android.support.v4.os CancellationSignal CancellationSignal.

Prototype

public CancellationSignal() 

Source Link

Document

Creates a cancellation signal, initially not canceled.

Usage

From source file:eu.geopaparazzi.library.database.RawSqlCursorLoader.java

@Override
public Cursor loadInBackground() {
    synchronized (this) {
        if (isLoadInBackgroundCanceled()) {
            throw new OperationCanceledException();
        }/*  w ww .  jav  a2 s .co  m*/
        mCancellationSignal = new CancellationSignal();
    }
    try {
        Cursor cursor = mDatabase.rawQuery(mSql, null);
        if (cursor != null) {
            try {
                // Ensure the cursor window is filled.
                cursor.getCount();
                cursor.registerContentObserver(mObserver);
            } catch (RuntimeException ex) {
                cursor.close();
                throw ex;
            }
        }
        return cursor;
    } finally {
        synchronized (this) {
            mCancellationSignal = null;
        }
    }
}

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From source file:com.mtramin.rxfingerprint.FingerprintObservable.java

@Override
public void call(AsyncEmitter<T> asyncEmitter) {
    if (!RxFingerprint.isAvailable(context)) {
        asyncEmitter.onError(new IllegalAccessException(
                "Fingerprint authentication is not available on this device! Ensure that the device has a Fingerprint sensor and enrolled Fingerprints by calling RxFingerprint#available(Context) first"));
    }// w ww . ja  v  a2s . co  m

    AuthenticationCallback callback = createAuthenticationCallback(asyncEmitter);
    cancellationSignal = new CancellationSignal();
    FingerprintManagerCompat.CryptoObject cryptoObject = initCryptoObject(asyncEmitter);
    FingerprintManagerCompat.from(context).authenticate(cryptoObject, 0, cancellationSignal, callback, null);

    asyncEmitter.setSubscription(Subscriptions.create(() -> {
        if (cancellationSignal != null && !cancellationSignal.isCanceled()) {
            cancellationSignal.cancel();
        }
    }));

}

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From source file:cn.tangxb.imageselector.PhotoModelTaskLoader.java

@Override
public ArrayList<PhotoModel> loadInBackground() {
    synchronized (this) {
        if (isLoadInBackgroundCanceled()) {
            throw new OperationCanceledException();
        }//  w  ww  .  j  a  v  a  2 s.co m
        mCancellationSignal = new CancellationSignal();
    }
    try {
        Cursor cursor = ContentResolverCompat.query(getContext().getContentResolver(),
                MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
                new String[] { MediaStore.Images.ImageColumns.DATA, MediaStore.Images.ImageColumns.DATE_ADDED,
                        MediaStore.Images.ImageColumns.SIZE },
                null, null, MediaStore.Images.ImageColumns.DATE_ADDED, mCancellationSignal);
        if (cursor != null) {
            try {
                // Ensure the cursor window is filled.
                cursor.getCount();
                cursor.registerContentObserver(mObserver);
                mData = new ArrayList<>();

                if (cursor == null || !cursor.moveToNext())
                    return mData;
                cursor.moveToLast();
                do {
                    if (cursor.getLong(cursor.getColumnIndex(MediaStore.Images.ImageColumns.SIZE)) > 1024
                            * 10) {
                        PhotoModel photoModel = new PhotoModel();
                        photoModel.setOriginalPath(
                                cursor.getString(cursor.getColumnIndex(MediaStore.Images.ImageColumns.DATA)));
                        mData.add(photoModel);
                    }
                } while (cursor.moveToPrevious());
            } catch (RuntimeException ex) {
                cursor.close();
                throw ex;
            }
        }
        return mData;
    } finally {
        synchronized (this) {
            mCancellationSignal = null;
        }
    }
}

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From source file:com.wei.android.lib.fingerprintidentify.impl.AndroidFingerprint.java

@Override
protected void doIdentify() {
    try {/*from   w ww .j ava2  s .  c o m*/
        mCancellationSignal = new CancellationSignal();
        mFingerprintManagerCompat.authenticate(null, 0, mCancellationSignal,
                new FingerprintManagerCompat.AuthenticationCallback() {
                    @Override
                    public void onAuthenticationSucceeded(
                            FingerprintManagerCompat.AuthenticationResult result) {
                        super.onAuthenticationSucceeded(result);
                        onSucceed();
                    }

                    @Override
                    public void onAuthenticationFailed() {
                        super.onAuthenticationFailed();
                        onNotMatch();
                    }

                    @Override
                    public void onAuthenticationError(int errMsgId, CharSequence errString) {
                        super.onAuthenticationError(errMsgId, errString);

                        if (errMsgId == FingerprintManager.FINGERPRINT_ERROR_CANCELED
                                || errMsgId == FingerprintManager.FINGERPRINT_ERROR_USER_CANCELED) {
                            return;
                        }

                        onFailed(errMsgId == FingerprintManager.FINGERPRINT_ERROR_LOCKOUT
                                || errMsgId == FingerprintManager.FINGERPRINT_ERROR_LOCKOUT_PERMANENT);
                    }
                }, null);
    } catch (Throwable e) {
        onCatchException(e);
        onFailed(false);
    }
}

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From source file:com.grarak.kerneladiutor.utils.FingerprintUiHelper.java

public void startListening(FingerprintManagerCompat.CryptoObject cryptoObject) {
    if (!mListening) {
        mListening = true;// w w  w. j a va 2 s  .c  o m
        mCancellationSignal = new CancellationSignal();
        mSelfCancelled = false;
        mFingerprintManagerCompat.authenticate(cryptoObject, 0, mCancellationSignal, this, null);
        mSwirlView.setState(SwirlView.State.ON);
    }
}

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From source file:com.keepassdroid.fingerprint.FingerPrintHelper.java

public void startListening() {
    // no need to start listening when not initialised
    if (!isFingerprintInitialized()) {
        if (fingerPrintCallback != null) {
            fingerPrintCallback.onException();
        }//from   w  w  w  .j a va 2 s . com
        return;
    }

    if (!cryptoInitOk) {
        // Crypto key didn't initialize correctly, don't start listening
        return;
    }

    // starts listening for fingerprints with the initialised crypto object
    cancellationSignal = new CancellationSignal();
    fingerprintManager.authenticate(cryptoObject, 0 /* flags */, cancellationSignal, authenticationCallback,
            null);
}

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From source file:com.example.android.fingerprintdialog.FingerprintUiHelper.java

public void startListening(CryptoObject cryptoObject) {
    if (!isFingerprintAuthAvailable()) {
        return;/*from w w w. j  a  v a  2  s.c  om*/
    }
    mCancellationSignal = new CancellationSignal();
    mSelfCancelled = false;
    mFingerprintManager.authenticate(cryptoObject, 0 /* flags */, mCancellationSignal, this, null);
    mIcon.setImageResource(R.drawable.ic_fp_40px);
}

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From source file:com.cordova.plugin.android.fingerprintkey.FingerprintUiHelper.java

public void startListening(FingerprintManagerCompat.CryptoObject cryptoObject) {
    if (!isFingerprintAuthAvailable()) {
        return;/*from   w  w w  .ja  v a 2s  . co  m*/
    }
    mCancellationSignal = new CancellationSignal();
    mSelfCancelled = false;
    mFingerprintManager.authenticate(cryptoObject, 0 /* flags */, mCancellationSignal, this, null);

    int ic_fp_40px_id = mContext.getResources().getIdentifier("ic_fp_40px", "drawable",
            FingerprintScanner.packageName);
    mIcon.setImageResource(ic_fp_40px_id);
}

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From source file:alexander.martinz.fingerprintfuzzer.FingerPrinter.java

public void startListening() {
    if (hasFingerprintsSetup() != SETUP_OK) {
        return;/*ww w.j  a  va 2 s . co m*/
    }

    cancellationSignal = new CancellationSignal();
    selfCanceled = false;
    fingerprintManager.authenticate(cryptoObjectEnc, 0 /* flags */, cancellationSignal, fingerprinterCallback,
            null);
}

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From source file:de.schildbach.wallet.ui.EnableFingerprintDialog.java

@Override
public Dialog onCreateDialog(final Bundle savedInstanceState) {
    final Activity activity = getActivity();
    final View view = LayoutInflater.from(activity).inflate(R.layout.fingerprint_dialog, null);

    DialogBuilder builder = new DialogBuilder(activity);
    builder.setTitle(R.string.enable_fingerprint);
    builder.setView(view);/*from  w  w  w .  j  a  v  a2  s  .  co  m*/
    builder.setPositiveButton(R.string.notification_inactivity_action_dismiss, null);
    builder.setNegativeButton(R.string.notification_inactivity_action_dismiss_forever,
            new DialogInterface.OnClickListener() {
                @Override
                public void onClick(DialogInterface dialog, int which) {
                    WalletApplication.getInstance().getConfiguration().setRemindEnableFingerprint(false);
                }
            });
    builder.setCancelable(false);

    fingerprintView = view.findViewById(R.id.fingerprint_view);
    fingerprintView.setVisibility(View.VISIBLE);
    fingerprintView.hideSeparator();
    fingerprintView.setText(R.string.touch_fingerprint_to_enable);

    FingerprintHelper fingerprintHelper = new FingerprintHelper(getActivity());
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M && fingerprintHelper.init()) {
        fingerprintCancellationSignal = new CancellationSignal();
        fingerprintHelper.savePassword(getArguments().getString(PASSWORD_ARG), fingerprintCancellationSignal,
                new FingerprintHelper.Callback() {
                    @Override
                    public void onSuccess(String savedPass) {
                        fingerprintCancellationSignal = null;

                        if (activity != null && activity instanceof OnFingerprintEnabledListener) {
                            ((OnFingerprintEnabledListener) activity).onFingerprintEnabled();
                        }

                        dismiss();
                    }

                    @Override
                    public void onFailure(String message, boolean canceled, boolean exceededMaxAttempts) {
                        if (!canceled) {
                            fingerprintView.showError(exceededMaxAttempts);
                        }
                    }

                    @Override
                    public void onHelp(int helpCode, String helpString) {
                        fingerprintView.showError(false);
                    }
                });
    } else {
        dismiss();
    }

    return builder.create();
}

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