Example usage for android.database.sqlite SQLiteFullException getCause

Introduction

In this page you can find the example usage for android.database.sqlite SQLiteFullException getCause.

Prototype

public synchronized Throwable getCause() 

Source Link

Document

Returns the cause of this throwable or null if the cause is nonexistent or unknown.

Usage

From source file:com.numenta.core.service.DataSyncService.java

/**
 * This method is execute periodically and update {@link com.numenta.core.data.CoreDatabase}
 * with new data from the// w  w  w .j  a  va 2s  . c  o m
 * server.
 */
protected void synchronizeWithServer() throws IOException {
    Log.i(TAG, "synchronizeWithServer");

    if (_synchronizingWithServer) {
        return;
    }
    if (!NetUtils.isConnected()) {
        // Not connected, skip until we connect
        return;
    }

    final CoreDatabase database = HTMApplication.getDatabase();
    if (database == null) {
        return;
    }
    synchronized (this) {
        if (_synchronizingWithServer) {
            return;
        }
        _synchronizingWithServer = true;
    }
    String result = null;
    try {
        // Guard against blocking the UI Thread
        if (Looper.myLooper() == Looper.getMainLooper()) {
            throw new IllegalStateException("You should not access the database from the UI thread");
        }

        fireRefreshStateEvent(_synchronizingWithServer);

        final Context context = _service.getApplicationContext();
        final long now = System.currentTimeMillis();

        // Check if enough time has passed since we checked for new data
        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
        final long lastConnectedTime = prefs.getLong(PREF_LAST_CONNECTED_TIME, 0);
        if (now - lastConnectedTime < DataUtils.METRIC_DATA_INTERVAL) {
            return;
        }

        // Calculate hours since last update. This information will be
        // passed to the user together with error message
        final CharSequence hoursSinceData = DateUtils.getRelativeTimeSpanString(database.getLastTimestamp(),
                now, DateUtils.MINUTE_IN_MILLIS);

        Future<?> pendingIO = null;
        try {
            // Try to connect to server
            if (_htmClient == null) {
                _htmClient = _service.connectToServer();
            }
            if (_htmClient == null) {
                throw new IOException("Unable to connect to server");
            }

            // Update last connected time
            SharedPreferences.Editor editor = prefs.edit();
            editor.putLong(PREF_LAST_CONNECTED_TIME, now);
            editor.apply();

            // Start by downloading all the metrics available from backend
            // in a background IO thread
            pendingIO = _service.getIOThreadPool().submit(new Callable<Void>() {
                @Override
                public Void call() throws Exception {

                    try {
                        // First load metrics
                        loadAllMetrics();

                        // Load all annotations after metrics
                        loadAllAnnotations();

                        // Load all data after annotations
                        loadAllData();

                        // Synchronize notifications after data
                        synchronizeNotifications();

                        // Synchronize application data last
                        HTMApplication.getInstance().loadApplicationData(_htmClient);

                    } catch (android.database.sqlite.SQLiteFullException e) {
                        // Try to delete old records to make room if possible
                        Log.e(TAG, "Failed to save data into database", e);
                        database.deleteOldRecords();
                    }
                    return null;
                }
            });
            // Wait for metric data to finish
            pendingIO.get();
        } catch (InterruptedException e) {
            // Cancel pending tasks
            if (!pendingIO.isDone()) {
                pendingIO.cancel(true);
            }
            Log.w(TAG, "Interrupted while loading data");
        } catch (ExecutionException e) {
            // Cancel pending tasks
            if (!pendingIO.isDone()) {
                pendingIO.cancel(true);
            }
            Throwable original = e.getCause();
            if (original instanceof AuthenticationException) {
                _service.fireAuthenticationFailedEvent();
            } else if (original instanceof ObjectNotFoundException) {
                Log.e(TAG, "Error loading data", e);
                result = context.getString(R.string.refresh_update_error, hoursSinceData);
            } else if (original instanceof IOException) {
                Log.e(TAG, "Unable to connect", e);
                result = context.getString(R.string.refresh_server_unreachable, hoursSinceData);
            } else {
                Log.e(TAG, "Error loading data", e);
                result = context.getString(R.string.refresh_update_error, hoursSinceData);
            }
        } catch (AuthenticationException e) {
            _service.fireAuthenticationFailedEvent();
        } catch (HTMException e) {
            Log.e(TAG, "Error loading data", e);
            result = context.getString(R.string.refresh_update_error, hoursSinceData);
        } catch (IOException e) {
            Log.e(TAG, "Unable to connect", e);
            result = context.getString(R.string.refresh_server_unreachable, hoursSinceData);
        }
    } finally {
        _synchronizingWithServer = false;
        fireRefreshStateEvent(_synchronizingWithServer, result);
    }
}

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