List of usage examples for android.os PowerManager newWakeLock
public WakeLock newWakeLock(int levelAndFlags, String tag)
From source file:de.schildbach.wallet.marscoin.service.BlockchainServiceImpl.java
@Override public void onCreate() { Log.d(TAG, ".onCreate()"); super.onCreate(); nm = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); final String lockName = getPackageName() + " blockchain sync"; final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, lockName); final WifiManager wifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE); wifiLock = wifiManager.createWifiLock(WifiManager.WIFI_MODE_FULL, lockName); wifiLock.setReferenceCounted(false); application = (WalletApplication) getApplication(); prefs = PreferenceManager.getDefaultSharedPreferences(this); final Wallet wallet = application.getWallet(); final int versionCode = application.applicationVersionCode(); prefs.edit().putInt(Constants.PREFS_KEY_LAST_VERSION, versionCode).commit(); bestChainHeightEver = prefs.getInt(Constants.PREFS_KEY_BEST_CHAIN_HEIGHT_EVER, 0); peerConnectivityListener = new PeerConnectivityListener(); sendBroadcastPeerState(0);//ww w. j a v a 2 s. c o m final IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); intentFilter.addAction(Intent.ACTION_BATTERY_CHANGED); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_LOW); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_OK); registerReceiver(connectivityReceiver, intentFilter); blockChainFile = new File(getDir("blockstore", Context.MODE_WORLD_READABLE | Context.MODE_WORLD_WRITEABLE), Constants.BLOCKCHAIN_FILENAME); final boolean blockChainFileExists = blockChainFile.exists(); if (!blockChainFileExists) { Log.d(TAG, "blockchain does not exist, resetting wallet"); wallet.clearTransactions(0); copyBlockchainSnapshot(blockChainFile); } try { blockStore = new SPVBlockStore(Constants.NETWORK_PARAMETERS, blockChainFile); if (!blockChainFileExists) { // Starting from scratch try { final long earliestKeyCreationTime = wallet.getEarliestKeyCreationTime(); final InputStream checkpointsFileIn = getAssets().open("checkpoints"); CheckpointManager.checkpoint(Constants.NETWORK_PARAMETERS, checkpointsFileIn, blockStore, earliestKeyCreationTime); } catch (IOException e) { Log.d("marscoin", "Couldn't find checkpoints file; starting from genesis"); } } blockStore.getChainHead(); // detect corruptions as early as possible } catch (final BlockStoreException x) { blockChainFile.delete(); x.printStackTrace(); throw new Error("blockstore cannot be created", x); } catch (final NullPointerException x) { blockChainFile.delete(); x.printStackTrace(); throw new Error("blockstore cannot be created", x); } try { blockChain = new BlockChain(Constants.NETWORK_PARAMETERS, wallet, blockStore); } catch (final BlockStoreException x) { throw new Error("blockchain cannot be created", x); } application.getWallet().addEventListener(walletEventListener); registerReceiver(tickReceiver, new IntentFilter(Intent.ACTION_TIME_TICK)); }
From source file:name.setup.dance.StepService.java
private void acquireWakeLock() { PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); int wakeFlags; if (mDanceStepAppSettings.wakeAggressively()) { wakeFlags = PowerManager.SCREEN_DIM_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP; } else if (mDanceStepAppSettings.keepScreenOn()) { wakeFlags = PowerManager.SCREEN_DIM_WAKE_LOCK; } else {//from w w w. j a va 2 s . com wakeFlags = PowerManager.PARTIAL_WAKE_LOCK; } wakeLock = pm.newWakeLock(wakeFlags, TAG); wakeLock.acquire(); }
From source file:com.inloc.dr.StepService.java
private void acquireWakeLock() { PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); int wakeFlags; if (mPedometerSettings.wakeAggressively()) { wakeFlags = PowerManager.SCREEN_DIM_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP; } else if (mPedometerSettings.keepScreenOn()) { wakeFlags = PowerManager.SCREEN_DIM_WAKE_LOCK; } else {/*from w ww . j a v a 2 s . c om*/ wakeFlags = PowerManager.PARTIAL_WAKE_LOCK; } wakeLock = pm.newWakeLock(wakeFlags, TAG); wakeLock.acquire(); }
From source file:ja.keystore00.wallet.service.BlockchainServiceImpl.java
@Override public void onCreate() { serviceCreatedAt = System.currentTimeMillis(); log.debug(".onCreate()"); super.onCreate(); nm = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); final String lockName = getPackageName() + " blockchain sync"; final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, lockName); application = (WalletApplication) getApplication(); prefs = PreferenceManager.getDefaultSharedPreferences(this); final Wallet wallet = application.getWallet(); bestChainHeightEver = prefs.getInt(Constants.PREFS_KEY_BEST_CHAIN_HEIGHT_EVER, 0); peerConnectivityListener = new PeerConnectivityListener(); sendBroadcastPeerState(0);//from ww w . j a v a 2 s.c o m final IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_LOW); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_OK); registerReceiver(connectivityReceiver, intentFilter); blockChainFile = new File(getDir("blockstore", Context.MODE_PRIVATE), Constants.BLOCKCHAIN_FILENAME); final boolean blockChainFileExists = blockChainFile.exists(); if (!blockChainFileExists) { log.info("blockchain does not exist, resetting wallet"); wallet.clearTransactions(0); wallet.setLastBlockSeenHeight(-1); // magic value wallet.setLastBlockSeenHash(null); } try { blockStore = new SPVBlockStore(Constants.NETWORK_PARAMETERS, blockChainFile); blockStore.getChainHead(); // detect corruptions as early as possible final long earliestKeyCreationTime = wallet.getEarliestKeyCreationTime(); if (!blockChainFileExists && earliestKeyCreationTime > 0) { try { final InputStream checkpointsInputStream = getAssets().open(Constants.CHECKPOINTS_FILENAME); CheckpointManager.checkpoint(Constants.NETWORK_PARAMETERS, checkpointsInputStream, blockStore, earliestKeyCreationTime); } catch (final IOException x) { log.error("problem reading checkpoints, continuing without", x); } } } catch (final BlockStoreException x) { blockChainFile.delete(); final String msg = "blockstore cannot be created"; log.error(msg, x); throw new Error(msg, x); } log.info("using " + blockStore.getClass().getName()); try { blockChain = new BlockChain(Constants.NETWORK_PARAMETERS, wallet, blockStore); } catch (final BlockStoreException x) { throw new Error("blockchain cannot be created", x); } application.getWallet().addEventListener(walletEventListener, Threading.SAME_THREAD); registerReceiver(tickReceiver, new IntentFilter(Intent.ACTION_TIME_TICK)); maybeRotateKeys(); }
From source file:com.bushstar.htmlcoin_android_wallet.service.BlockchainServiceImpl.java
@Override public void onCreate() { serviceCreatedAt = System.currentTimeMillis(); log.debug(".onCreate()"); super.onCreate(); nm = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); final String lockName = getPackageName() + " blockchain sync"; final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, lockName); application = (WalletApplication) getApplication(); config = application.getConfiguration(); final Wallet wallet = application.getWallet(); bestChainHeightEver = config.getBestChainHeightEver(); peerConnectivityListener = new PeerConnectivityListener(); sendBroadcastPeerState(0);// w w w. j a va 2s . co m final IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_LOW); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_OK); registerReceiver(connectivityReceiver, intentFilter); blockChainFile = new File(getDir("blockstore", Context.MODE_PRIVATE), Constants.BLOCKCHAIN_FILENAME); final boolean blockChainFileExists = blockChainFile.exists(); if (!blockChainFileExists) { log.info("blockchain does not exist, resetting wallet"); wallet.clearTransactions(0); wallet.setLastBlockSeenHeight(-1); // magic value wallet.setLastBlockSeenHash(null); } try { blockStore = new SPVBlockStore(Constants.NETWORK_PARAMETERS, blockChainFile); blockStore.getChainHead(); // detect corruptions as early as possible } catch (final BlockStoreException x) { blockChainFile.delete(); final String msg = "blockstore cannot be created"; log.error(msg, x); throw new Error(msg, x); } log.info("using " + blockStore.getClass().getName()); validHashStoreFile = new File(getDir("validhashes", Context.MODE_PRIVATE), Constants.VALID_HASHES_FILENAME); try { validHashStore = new ValidHashStore(validHashStoreFile); } catch (IOException x) { validHashStoreFile.delete(); final String msg = "validhashstore cannot be created"; log.error(msg, x); throw new Error(msg, x); } try { blockChain = new BlockChain(Constants.NETWORK_PARAMETERS, wallet, blockStore, validHashStore); } catch (final BlockStoreException x) { throw new Error("blockchain cannot be created", x); } application.getWallet().addEventListener(walletEventListener, Threading.SAME_THREAD); registerReceiver(tickReceiver, new IntentFilter(Intent.ACTION_TIME_TICK)); maybeRotateKeys(); }
From source file:de.schildbach.wallet.elysium.service.BlockchainServiceImpl.java
@Override public void onCreate() { Log.d(TAG, ".onCreate()"); super.onCreate(); nm = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); final String lockName = getPackageName() + " blockchain sync"; final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, lockName); final WifiManager wifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE); wifiLock = wifiManager.createWifiLock(WifiManager.WIFI_MODE_FULL, lockName); wifiLock.setReferenceCounted(false); application = (WalletApplication) getApplication(); prefs = PreferenceManager.getDefaultSharedPreferences(this); final Wallet wallet = application.getWallet(); final int versionCode = application.applicationVersionCode(); prefs.edit().putInt(Constants.PREFS_KEY_LAST_VERSION, versionCode).commit(); bestChainHeightEver = prefs.getInt(Constants.PREFS_KEY_BEST_CHAIN_HEIGHT_EVER, 0); peerConnectivityListener = new PeerConnectivityListener(); sendBroadcastPeerState(0);/*from w w w . j a v a 2 s.c o m*/ final IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); intentFilter.addAction(Intent.ACTION_BATTERY_CHANGED); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_LOW); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_OK); registerReceiver(connectivityReceiver, intentFilter); blockChainFile = new File(getDir("blockstore", Context.MODE_WORLD_READABLE | Context.MODE_WORLD_WRITEABLE), Constants.BLOCKCHAIN_FILENAME); final boolean blockChainFileExists = blockChainFile.exists(); if (!blockChainFileExists) { Log.d(TAG, "blockchain does not exist, resetting wallet"); wallet.clearTransactions(0); copyBlockchainSnapshot(blockChainFile); } try { blockStore = new SPVBlockStore(Constants.NETWORK_PARAMETERS, blockChainFile); if (!blockChainFileExists) { // Starting from scratch try { final long earliestKeyCreationTime = wallet.getEarliestKeyCreationTime(); final InputStream checkpointsFileIn = getAssets().open("checkpoints"); CheckpointManager.checkpoint(Constants.NETWORK_PARAMETERS, checkpointsFileIn, blockStore, earliestKeyCreationTime); } catch (IOException e) { Log.d("Elysium", "Couldn't find checkpoints file; starting from genesis"); } } blockStore.getChainHead(); // detect corruptions as early as possible } catch (final BlockStoreException x) { blockChainFile.delete(); x.printStackTrace(); throw new Error("blockstore cannot be created", x); } catch (final NullPointerException x) { blockChainFile.delete(); x.printStackTrace(); throw new Error("blockstore cannot be created", x); } try { blockChain = new BlockChain(Constants.NETWORK_PARAMETERS, wallet, blockStore); } catch (final BlockStoreException x) { throw new Error("blockchain cannot be created", x); } application.getWallet().addEventListener(walletEventListener); registerReceiver(tickReceiver, new IntentFilter(Intent.ACTION_TIME_TICK)); }
From source file:devcoin.wallet.service.BlockchainServiceImpl.java
@Override public void onCreate() { serviceCreatedAt = System.currentTimeMillis(); log.debug(".onCreate()"); super.onCreate(); nm = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); final String lockName = getPackageName() + " blockchain sync"; final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, lockName); final WifiManager wifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE); wifiLock = wifiManager.createWifiLock(WifiManager.WIFI_MODE_FULL, lockName); wifiLock.setReferenceCounted(false); application = (WalletApplication) getApplication(); prefs = PreferenceManager.getDefaultSharedPreferences(this); final Wallet wallet = application.getWallet(); bestChainHeightEver = prefs.getInt(Constants.PREFS_KEY_BEST_CHAIN_HEIGHT_EVER, 0); peerConnectivityListener = new PeerConnectivityListener(); sendBroadcastPeerState(0);//from ww w . ja va 2 s. c om final IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_LOW); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_OK); registerReceiver(connectivityReceiver, intentFilter); blockChainFile = new File(getDir("blockstore", Context.MODE_PRIVATE), Constants.BLOCKCHAIN_FILENAME); final boolean blockChainFileExists = blockChainFile.exists(); if (!blockChainFileExists) { log.info("blockchain does not exist, resetting wallet"); wallet.clearTransactions(0); wallet.setLastBlockSeenHeight(-1); // magic value wallet.setLastBlockSeenHash(null); } try { blockStore = new SPVBlockStore(Constants.NETWORK_PARAMETERS, blockChainFile); blockStore.getChainHead(); // detect corruptions as early as possible final long earliestKeyCreationTime = wallet.getEarliestKeyCreationTime(); if (!blockChainFileExists && earliestKeyCreationTime > 0) { try { final InputStream checkpointsInputStream = getAssets().open(Constants.CHECKPOINTS_FILENAME); CheckpointManager.checkpoint(Constants.NETWORK_PARAMETERS, checkpointsInputStream, blockStore, earliestKeyCreationTime); } catch (final IOException x) { log.error("problem reading checkpoints, continuing without", x); } } } catch (final BlockStoreException x) { blockChainFile.delete(); final String msg = "blockstore cannot be created"; log.error(msg, x); throw new Error(msg, x); } log.info("using " + blockStore.getClass().getName()); try { blockChain = new BlockChain(Constants.NETWORK_PARAMETERS, wallet, blockStore); } catch (final BlockStoreException x) { throw new Error("blockchain cannot be created", x); } application.getWallet().addEventListener(walletEventListener); registerReceiver(tickReceiver, new IntentFilter(Intent.ACTION_TIME_TICK)); maybeRotateKeys(); }
From source file:com.mybitcoin.wallet.service.BlockchainServiceImpl.java
@Override public void onCreate() { serviceCreatedAt = System.currentTimeMillis(); // log.debug(".onCreate()"); super.onCreate(); nm = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); final String lockName = getPackageName() + " blockchain sync"; final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, lockName); application = (WalletApplication) getApplication(); config = application.getConfiguration(); final Wallet wallet = application.getWallet(); bestChainHeightEver = config.getBestChainHeightEver(); peerConnectivityListener = new PeerConnectivityListener(); sendBroadcastPeerState(0);/*from w ww. ja v a 2 s.c om*/ final IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_LOW); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_OK); registerReceiver(connectivityReceiver, intentFilter); blockChainFile = new File(getDir("blockstore", Context.MODE_PRIVATE), Constants.BLOCKCHAIN_FILENAME); final boolean blockChainFileExists = blockChainFile.exists(); if (!blockChainFileExists) { log.info("blockchain does not exist, resetting wallet"); wallet.clearTransactions(0); wallet.setLastBlockSeenHeight(-1); // magic value wallet.setLastBlockSeenHash(null); } try { blockStore = new SPVBlockStore(Constants.NETWORK_PARAMETERS, blockChainFile); blockStore.getChainHead(); // detect corruptions as early as possible final long earliestKeyCreationTime = wallet.getEarliestKeyCreationTime(); if (!blockChainFileExists && earliestKeyCreationTime > 0) { try { final InputStream checkpointsInputStream = getAssets().open(Constants.CHECKPOINTS_FILENAME); CheckpointManager.checkpoint(Constants.NETWORK_PARAMETERS, checkpointsInputStream, blockStore, earliestKeyCreationTime); } catch (final IOException x) { log.error("problem reading checkpoints, continuing without", x); } } } catch (final BlockStoreException x) { blockChainFile.delete(); final String msg = "blockstore cannot be created"; log.error(msg, x); throw new Error(msg, x); } log.info("using " + blockStore.getClass().getName()); try { blockChain = new BlockChain(Constants.NETWORK_PARAMETERS, wallet, blockStore); } catch (final BlockStoreException x) { throw new Error("blockchain cannot be created", x); } application.getWallet().addEventListener(walletEventListener, Threading.SAME_THREAD); registerReceiver(tickReceiver, new IntentFilter(Intent.ACTION_TIME_TICK)); maybeRotateKeys(); }
From source file:com.blu3f1re.reddwallet.service.BlockchainServiceImpl.java
@Override public void onCreate() { serviceCreatedAt = System.currentTimeMillis(); log.debug(".onCreate()"); super.onCreate(); nm = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); final String lockName = getPackageName() + " blockchain sync"; final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, lockName); application = (WalletApplication) getApplication(); config = application.getConfiguration(); final Wallet wallet = application.getWallet(); bestChainHeightEver = config.getBestChainHeightEver(); peerConnectivityListener = new PeerConnectivityListener(); sendBroadcastPeerState(0);// w w w .j a v a 2 s. c o m final IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_LOW); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_OK); registerReceiver(connectivityReceiver, intentFilter); blockChainFile = new File(getDir("blockstore", Context.MODE_PRIVATE), Constants.BLOCKCHAIN_FILENAME); final boolean blockChainFileExists = blockChainFile.exists(); if (!blockChainFileExists) { log.info("blockchain does not exist, resetting wallet"); wallet.clearTransactions(0); wallet.setLastBlockSeenHeight(-1); // magic value wallet.setLastBlockSeenHash(null); } try { blockStore = new SPVBlockStore(Constants.NETWORK_PARAMETERS, blockChainFile); blockStore.getChainHead(); // detect corruptions as early as possible final long earliestKeyCreationTime = wallet.getEarliestKeyCreationTime(); if (!blockChainFileExists && earliestKeyCreationTime > 0) { try { final InputStream checkpointsInputStream = getAssets().open(Constants.CHECKPOINTS_FILENAME); CheckpointManager.checkpoint(Constants.NETWORK_PARAMETERS, checkpointsInputStream, blockStore, earliestKeyCreationTime); } catch (final IOException x) { log.error("problem reading checkpoints, continuing without", x); } } } catch (final BlockStoreException x) { blockChainFile.delete(); final String msg = "blockstore cannot be created"; log.error(msg, x); throw new Error(msg, x); } log.info("using " + blockStore.getClass().getName()); try { blockChain = new BlockChain(Constants.NETWORK_PARAMETERS, wallet, blockStore); } catch (final BlockStoreException x) { throw new Error("blockchain cannot be created", x); } application.getWallet().addEventListener(walletEventListener, Threading.SAME_THREAD); registerReceiver(tickReceiver, new IntentFilter(Intent.ACTION_TIME_TICK)); maybeRotateKeys(); }
From source file:de.schildbach.litecoinwallet.service.BlockchainServiceImpl.java
@Override public void onCreate() { serviceCreatedAt = System.currentTimeMillis(); log.debug(".onCreate()"); super.onCreate(); nm = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); final String lockName = getPackageName() + " blockchain sync"; final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, lockName); final WifiManager wifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE); wifiLock = wifiManager.createWifiLock(WifiManager.WIFI_MODE_FULL, lockName); wifiLock.setReferenceCounted(false); application = (WalletApplication) getApplication(); prefs = PreferenceManager.getDefaultSharedPreferences(this); final Wallet wallet = application.getWallet(); bestChainHeightEver = prefs.getInt(Constants.PREFS_KEY_BEST_CHAIN_HEIGHT_EVER, 0); peerConnectivityListener = new PeerConnectivityListener(); sendBroadcastPeerState(0);/*www .j a va2 s.co m*/ final IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_LOW); intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_OK); registerReceiver(connectivityReceiver, intentFilter); blockChainFile = new File(getDir("blockstore", Context.MODE_PRIVATE), Constants.BLOCKCHAIN_FILENAME); final boolean blockChainFileExists = blockChainFile.exists(); if (!blockChainFileExists) { log.info("blockchain does not exist, resetting litecoinwallet"); wallet.clearTransactions(0); wallet.setLastBlockSeenHeight(-1); // magic value wallet.setLastBlockSeenHash(null); } try { blockStore = new SPVBlockStore(Constants.NETWORK_PARAMETERS, blockChainFile); blockStore.getChainHead(); // detect corruptions as early as possible final long earliestKeyCreationTime = wallet.getEarliestKeyCreationTime(); if (!blockChainFileExists && earliestKeyCreationTime > 0) { try { final InputStream checkpointsInputStream = getAssets().open(Constants.CHECKPOINTS_FILENAME); CheckpointManager.checkpoint(Constants.NETWORK_PARAMETERS, checkpointsInputStream, blockStore, earliestKeyCreationTime); } catch (final IOException x) { log.error("problem reading checkpoints, continuing without", x); } } } catch (final BlockStoreException x) { blockChainFile.delete(); final String msg = "blockstore cannot be created"; log.error(msg, x); throw new Error(msg, x); } log.info("using " + blockStore.getClass().getName()); try { blockChain = new BlockChain(Constants.NETWORK_PARAMETERS, wallet, blockStore); } catch (final BlockStoreException x) { throw new Error("blockchain cannot be created", x); } application.getWallet().addEventListener(walletEventListener); registerReceiver(tickReceiver, new IntentFilter(Intent.ACTION_TIME_TICK)); maybeRotateKeys(); }