Android Open Source - bitfynd-wallet-android Derive Key Task






From Project

Back to project page bitfynd-wallet-android.

License

The source code is released under:

GNU General Public License

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Java Source Code

/*
 * Copyright 2014 the original author or authors.
 *//from w w  w .  j ava 2s  . com
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package de.schildbach.wallet.ui.send;

import javax.annotation.Nonnull;

import org.bitcoinj.crypto.KeyCrypter;
import org.spongycastle.crypto.params.KeyParameter;

import android.os.Handler;
import android.os.Looper;

/**
 * @author Andreas Schildbach
 */
public abstract class DeriveKeyTask
{
  private final Handler backgroundHandler;
  private final Handler callbackHandler;

  public DeriveKeyTask(@Nonnull final Handler backgroundHandler)
  {
    this.backgroundHandler = backgroundHandler;
    this.callbackHandler = new Handler(Looper.myLooper());
  }

  public final void deriveKey(@Nonnull final KeyCrypter keyCrypter, @Nonnull final String password)
  {
    backgroundHandler.post(new Runnable()
    {
      @Override
      public void run()
      {
        final KeyParameter encryptionKey = keyCrypter.deriveKey(password); // takes time

        callbackHandler.post(new Runnable()
        {
          @Override
          public void run()
          {
            onSuccess(encryptionKey);
          }
        });
      }
    });
  }

  protected abstract void onSuccess(@Nonnull KeyParameter encryptionKey);
}




Java Source Code List

de.schildbach.wallet.AddressBookProvider.java
de.schildbach.wallet.Configuration.java
de.schildbach.wallet.Constants.java
de.schildbach.wallet.ExchangeRatesProvider.java
de.schildbach.wallet.FileAttachmentProvider.java
de.schildbach.wallet.WalletApplication.java
de.schildbach.wallet.WalletBalanceWidgetProvider.java
de.schildbach.wallet.camera.CameraManager.java
de.schildbach.wallet.data.PaymentIntent.java
de.schildbach.wallet.integration.android.BitcoinIntegration.java
de.schildbach.wallet.offline.AcceptBluetoothService.java
de.schildbach.wallet.offline.AcceptBluetoothThread.java
de.schildbach.wallet.offline.DirectPaymentTask.java
de.schildbach.wallet.service.AutosyncReceiver.java
de.schildbach.wallet.service.BlockchainServiceImpl.java
de.schildbach.wallet.service.BlockchainService.java
de.schildbach.wallet.service.BlockchainStateLoader.java
de.schildbach.wallet.service.BlockchainState.java
de.schildbach.wallet.service.UpgradeWalletService.java
de.schildbach.wallet.ui.AbstractBindServiceActivity.java
de.schildbach.wallet.ui.AbstractWalletActivity.java
de.schildbach.wallet.ui.AddressAndLabel.java
de.schildbach.wallet.ui.AddressBookActivity.java
de.schildbach.wallet.ui.BlockListFragment.java
de.schildbach.wallet.ui.CurrencyAmountView.java
de.schildbach.wallet.ui.CurrencyCalculatorLink.java
de.schildbach.wallet.ui.CurrencySymbolDrawable.java
de.schildbach.wallet.ui.CurrencyTextView.java
de.schildbach.wallet.ui.DialogBuilder.java
de.schildbach.wallet.ui.EditAddressBookEntryFragment.java
de.schildbach.wallet.ui.EncryptKeysDialogFragment.java
de.schildbach.wallet.ui.ExchangeRateLoader.java
de.schildbach.wallet.ui.ExchangeRatesActivity.java
de.schildbach.wallet.ui.ExchangeRatesFragment.java
de.schildbach.wallet.ui.FancyListFragment.java
de.schildbach.wallet.ui.FileAdapter.java
de.schildbach.wallet.ui.HelpDialogFragment.java
de.schildbach.wallet.ui.ImportDialogButtonEnablerListener.java
de.schildbach.wallet.ui.InputParser.java
de.schildbach.wallet.ui.MaybeMaintenanceFragment.java
de.schildbach.wallet.ui.NetworkMonitorActivity.java
de.schildbach.wallet.ui.PeerListFragment.java
de.schildbach.wallet.ui.ProgressDialogFragment.java
de.schildbach.wallet.ui.ReportIssueDialogBuilder.java
de.schildbach.wallet.ui.RequestCoinsActivity.java
de.schildbach.wallet.ui.RequestCoinsFragment.java
de.schildbach.wallet.ui.RestoreWalletActivity.java
de.schildbach.wallet.ui.ScanActivity.java
de.schildbach.wallet.ui.ScannerView.java
de.schildbach.wallet.ui.SendCoinsQrActivity.java
de.schildbach.wallet.ui.SendingAddressesFragment.java
de.schildbach.wallet.ui.ShowPasswordCheckListener.java
de.schildbach.wallet.ui.TransactionsListAdapter.java
de.schildbach.wallet.ui.TransactionsListFragment.java
de.schildbach.wallet.ui.WalletActionsFragment.java
de.schildbach.wallet.ui.WalletActivity.java
de.schildbach.wallet.ui.WalletAddressFragment.java
de.schildbach.wallet.ui.WalletAddressesAdapter.java
de.schildbach.wallet.ui.WalletAddressesFragment.java
de.schildbach.wallet.ui.WalletBalanceFragment.java
de.schildbach.wallet.ui.WalletBalanceLoader.java
de.schildbach.wallet.ui.WalletDisclaimerFragment.java
de.schildbach.wallet.ui.WalletTransactionsFragment.java
de.schildbach.wallet.ui.preference.AboutFragment.java
de.schildbach.wallet.ui.preference.DiagnosticsFragment.java
de.schildbach.wallet.ui.preference.PreferenceActivity.java
de.schildbach.wallet.ui.preference.SettingsFragment.java
de.schildbach.wallet.ui.send.DecodePrivateKeyTask.java
de.schildbach.wallet.ui.send.DeriveKeyTask.java
de.schildbach.wallet.ui.send.MaintenanceDialogFragment.java
de.schildbach.wallet.ui.send.RequestPaymentRequestTask.java
de.schildbach.wallet.ui.send.RequestWalletBalanceTask.java
de.schildbach.wallet.ui.send.SendCoinsActivity.java
de.schildbach.wallet.ui.send.SendCoinsFragment.java
de.schildbach.wallet.ui.send.SendCoinsOfflineTask.java
de.schildbach.wallet.ui.send.SweepWalletActivity.java
de.schildbach.wallet.ui.send.SweepWalletFragment.java
de.schildbach.wallet.util.Base43.java
de.schildbach.wallet.util.BitmapFragment.java
de.schildbach.wallet.util.Bluetooth.java
de.schildbach.wallet.util.CircularProgressView.java
de.schildbach.wallet.util.CrashReporter.java
de.schildbach.wallet.util.Crypto.java
de.schildbach.wallet.util.Formats.java
de.schildbach.wallet.util.GenericUtils.java
de.schildbach.wallet.util.HttpGetThread.java
de.schildbach.wallet.util.Io.java
de.schildbach.wallet.util.Iso8601Format.java
de.schildbach.wallet.util.LinuxSecureRandom.java
de.schildbach.wallet.util.MonetarySpannable.java
de.schildbach.wallet.util.Nfc.java
de.schildbach.wallet.util.Qr.java
de.schildbach.wallet.util.ThrottlingWalletChangeListener.java
de.schildbach.wallet.util.ViewPagerTabs.java
de.schildbach.wallet.util.WalletUtils.java
de.schildbach.wallet.util.WholeStringBuilder.java