Example usage for android.database Cursor close

Introduction

In this page you can find the example usage for android.database Cursor close.

Prototype

void close();

Source Link

Document

Closes the Cursor, releasing all of its resources and making it completely invalid.

Usage

From source file:edu.stanford.mobisocial.dungbeetle.DungBeetleContentProvider.java

static void notifyDependencies(DBHelper helper, ContentResolver resolver, String feedName) {
    Uri feedUri = Feed.uriForName(feedName);
    if (DBG)//from   w ww  . jav  a  2  s . c  om
        Log.d(TAG, "notifying dependencies of  " + feedUri);
    resolver.notifyChange(feedUri, null);
    resolver.notifyChange(Feed.uriForName(Feed.FEED_NAME_GLOBAL), null);
    if (feedName.contains(":")) {
        feedName = feedName.split(":")[0];
        resolver.notifyChange(Feed.uriForName(feedName), null);
    }
    Cursor c = helper.getFeedDependencies(feedName);
    try {
        while (c.moveToNext()) {
            Uri uri = Feed.uriForName(c.getString(0));
            resolver.notifyChange(uri, null);
        }
    } finally {
        c.close();
    }
}

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From source file:org.jsharkey.sky.WebserviceHelper.java

/**
 * Perform a webservice query to retrieve and store the forecast for the
 * given widget. This call blocks until request is finished and
 * {@link Forecasts#CONTENT_URI} has been updated.
 *//*w  w w .  j a va 2s  .  com*/
public static void updateForecasts(Context context, Uri appWidgetUri, int days) throws ForecastParseException {

    Uri appWidgetForecasts = Uri.withAppendedPath(appWidgetUri, AppWidgets.TWIG_FORECASTS);

    ContentResolver resolver = context.getContentResolver();

    Cursor cursor = null;
    double lat = Double.NaN;
    double lon = Double.NaN;

    // Pull exact forecast location from database
    try {
        cursor = resolver.query(appWidgetUri, PROJECTION_APPWIDGET, null, null, null);
        if (cursor != null && cursor.moveToFirst()) {
            lat = cursor.getDouble(COL_LAT);
            lon = cursor.getDouble(COL_LON);
        }
    } finally {
        if (cursor != null) {
            cursor.close();
        }
    }

    // Query webservice for this location
    List<Forecast> forecasts = queryLocation(lat, lon, days);

    if (forecasts == null || forecasts.size() == 0) {
        throw new ForecastParseException("No forecasts found from webservice query");
    }

    // Purge existing forecasts covered by incoming data, and anything
    // before today
    long lastMidnight = ForecastUtils.getLastMidnight();
    long earliest = Long.MAX_VALUE;
    for (Forecast forecast : forecasts) {
        earliest = Math.min(earliest, forecast.validStart);
    }

    resolver.delete(appWidgetForecasts, ForecastsColumns.VALID_START + " >= " + earliest + " OR "
            + ForecastsColumns.VALID_START + " <= " + lastMidnight, null);

    // Insert any new forecasts found
    ContentValues values = new ContentValues();
    for (Forecast forecast : forecasts) {
        Log.d(TAG, "inserting forecast with validStart=" + forecast.validStart);
        values.clear();
        values.put(ForecastsColumns.VALID_START, forecast.validStart);
        values.put(ForecastsColumns.TEMP_HIGH, forecast.tempHigh);
        values.put(ForecastsColumns.TEMP_LOW, forecast.tempLow);
        values.put(ForecastsColumns.CONDITIONS, forecast.conditions);
        values.put(ForecastsColumns.URL, forecast.url);
        if (forecast.alert) {
            values.put(ForecastsColumns.ALERT, ForecastsColumns.ALERT_TRUE);
        }
        resolver.insert(appWidgetForecasts, values);
    }

    // Mark widget cache as being updated
    values.clear();
    values.put(AppWidgetsColumns.LAST_UPDATED, System.currentTimeMillis());
    resolver.update(appWidgetUri, values, null, null);
}

---

From source file:edu.mit.mobile.android.locast.data.TaggableItem.java

/**
 * TODO make this pick the set of tags for a set of content.
 *
 * @param cr a content resolver/*w  w  w.  ja  v  a2  s. c  om*/
 * @return the top MAX_POPULAR_TAGS most popular tags in the set, with the most popular first.
 */
public static List<String> getPopularTags(ContentResolver cr) {

    final Map<String, Integer> tagPop = new HashMap<String, Integer>();
    final List<String> popTags;

    final Cursor c = cr.query(Tag.CONTENT_URI, Tag.DEFAULT_PROJECTION, null, null, null);
    final int tagColumn = c.getColumnIndex(Tag._NAME);

    for (c.moveToFirst(); !c.isAfterLast(); c.moveToNext()) {
        final String tag = c.getString(tagColumn);

        final Integer count = tagPop.get(tag);
        if (count == null) {
            tagPop.put(tag, 1);
        } else {
            tagPop.put(tag, count + 1);
        }
    }
    c.close();

    popTags = new ArrayList<String>(tagPop.keySet());

    Collections.sort(popTags, new Comparator<String>() {
        public int compare(String object1, String object2) {
            return tagPop.get(object2).compareTo(tagPop.get(object1));
        }

    });
    int limit;
    if (popTags.size() < MAX_POPULAR_TAGS) {
        limit = popTags.size();
    } else {
        limit = MAX_POPULAR_TAGS;
    }
    return popTags.subList(0, limit);
}

---

From source file:nz.co.wholemeal.christchurchmetro.Stop.java

private static ArrayList<Stop> doArrayListQuery(Context context, String query) {
    ArrayList<Stop> stops = new ArrayList<Stop>();

    Log.d(TAG, "query: " + query);

    DatabaseHelper databaseHelper = new DatabaseHelper(context);
    SQLiteDatabase database = databaseHelper.getWritableDatabase();
    Cursor cursor = database.rawQuery(query, null);

    try {/* w w w.ja  v a  2s .  c  o m*/
        if (cursor.moveToFirst()) {
            do {
                Stop stop = new Stop();
                stop.platformTag = cursor.getString(0);
                stop.platformNumber = cursor.getString(1);
                stop.name = cursor.getString(2);
                stop.roadName = cursor.getString(3);
                stop.latitude = cursor.getDouble(4);
                stop.longitude = cursor.getDouble(5);
                stops.add(stop);
            } while (cursor.moveToNext());
        }
    } finally {
        cursor.close();
    }
    Log.d(TAG, "stops.size() = " + stops.size());
    database.close();
    return stops;
}

---

From source file:Main.java

public static File getFromMediaUri(ContentResolver resolver, Uri uri) {
    if (uri == null)
        return null;
    if ("file".equals(uri.getScheme())) {
        return new File(uri.getPath());
    } else if ("content".equals(uri.getScheme())) {
        final String[] filePathColumn = { MediaStore.MediaColumns.DATA, MediaStore.MediaColumns.DISPLAY_NAME };
        Cursor cursor = null;
        try {//w  w  w.  j  av  a2  s  .c  o  m
            cursor = resolver.query(uri, filePathColumn, null, null, null);
            if (cursor != null && cursor.moveToFirst()) {
                final int columnIndex = (uri.toString().startsWith("content://com.google.android.gallery3d"))
                        ? cursor.getColumnIndex(MediaStore.MediaColumns.DISPLAY_NAME)
                        : cursor.getColumnIndex(MediaStore.MediaColumns.DATA);
                if (columnIndex != -1) {
                    String filePath = cursor.getString(columnIndex);
                    if (!TextUtils.isEmpty(filePath)) {
                        return new File(filePath);
                    }
                }
            }
        } catch (SecurityException ignored) {
        } finally {
            if (cursor != null)
                cursor.close();
        }
    }
    return null;
}

---

From source file:Main.java

public static String queryAudioName(Context context, Uri name) {
    String audioId;/* w ww  .j a  v a  2  s .c  o m*/
    String uriName = name.toString();
    uriName = uriName.substring(uriName.lastIndexOf("/") + 1);
    Cursor cursor = context.getContentResolver().query(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, null, null,
            null, MediaStore.Audio.Media.DEFAULT_SORT_ORDER);
    if (cursor != null && cursor.getCount() > 0) {
        cursor.moveToFirst();
        int counter = cursor.getCount();
        for (int j = 0; j < counter; j++) {
            audioId = cursor.getString(cursor.getColumnIndex(MediaStore.Audio.Media._ID));

            if (uriName.equals(audioId)) {
                uriName = cursor.getString(cursor.getColumnIndex(MediaStore.Audio.Media.TITLE));
            } else {
                Ringtone ringtone = RingtoneManager.getRingtone(context, name);
                uriName = ringtone.getTitle(context);
                break;
            }
            cursor.moveToNext();

        }
        cursor.close();
    } else {
        try {
            Ringtone ringtone = RingtoneManager.getRingtone(context, name);
            uriName = ringtone.getTitle(context);
        } catch (Exception e) {
            return uriName;
        }
    }
    return uriName;
}

---

From source file:ro.weednet.contactssync.platform.ContactManager.java

public static int getLocalContactsCount(Context context, Account account) {
    Log.i(TAG, "*** Counting local contacts");

    final Uri uri = RawContacts.CONTENT_URI.buildUpon()
            .appendQueryParameter(RawContacts.ACCOUNT_NAME, account.name)
            .appendQueryParameter(RawContacts.ACCOUNT_TYPE, account.type).build();

    final ContentResolver resolver = context.getContentResolver();
    final Cursor c = resolver.query(uri, new String[] { Contacts._ID, RawContacts.SOURCE_ID }, null, null,
            null);/* ww w .  j  a va2s.c  om*/

    int count = 0;
    try {
        count = c.getCount();
    } catch (Exception e) {
    } finally {
        if (c != null) {
            c.close();
        }
    }

    Log.i(TAG, "*** ... found " + count);
    return count;
}

---

From source file:cc.softwarefactory.lokki.android.utilities.Utils.java

public static Bitmap getPhotoFromEmail(Context context, String email) {

    if (context == null || email == null) {
        return null;
    }// w  ww  . j a va  2 s.  co m

    Bitmap result = MainApplication.avatarCache.get(email);
    if (result != null) {
        Log.e(TAG, "getPhotoFromEmail IN cache, Email: " + email);
        return result;
    }

    if (loadContacts(context)) {
        try {
            Log.e(TAG, "getPhotoFromEmail - Email: " + email + ", id: "
                    + MainApplication.contacts.getJSONObject(email).getLong("id"));
            result = openPhoto(context, MainApplication.contacts.getJSONObject(email).getLong("id"));
        } catch (JSONException e) {
            Log.e(TAG, "getPhotoFromEmail - failed: " + email);
        }
    } else {
        Log.e(TAG, "getPhotoFromEmail - id queried: " + email);
        Cursor emailCursor = context.getContentResolver().query(
                ContactsContract.CommonDataKinds.Email.CONTENT_URI, null,
                ContactsContract.CommonDataKinds.Email.DATA + "='" + email + "'", null, null);
        while (emailCursor != null && emailCursor.moveToNext()) {
            Long contactId = Long.valueOf(emailCursor
                    .getString(emailCursor.getColumnIndex(ContactsContract.CommonDataKinds.Email.CONTACT_ID)));
            result = openPhoto(context, contactId);
        }
        if (emailCursor != null) {
            emailCursor.close();
        }
    }

    if (result == null) {
        String name = getNameFromEmail(context, email);
        result = Utils.getDefaultAvatarInitials(context, name);
    }

    MainApplication.avatarCache.put(email, result);
    return result;
}

---

From source file:com.ubuntuone.android.files.provider.MetaUtilities.java

public static int getCount(String resourcePath) {
    final String[] projection = new String[] { Nodes._ID };
    final String[] selectionArgs = new String[] { resourcePath };
    final Cursor c = sResolver.query(Nodes.CONTENT_URI, projection, sSelection, selectionArgs, null);
    int count = 0;
    try {/*  w  w  w. j av a 2 s. com*/
        count = c.getCount();
    } finally {
        c.close();
    }
    return count;
}

---

From source file:ro.weednet.contactssync.platform.ContactManager.java

public static int getStreamItemLimit(Context context) {
    Cursor c = context.getContentResolver().query(StreamItems.CONTENT_LIMIT_URI,
            new String[] { StreamItems.MAX_ITEMS }, null, null, null);

    try {//from w  w  w.  ja  v  a 2 s. c  om
        c.moveToFirst();
        return c.getInt(0);
    } catch (Exception e) {
    } finally {
        if (c != null) {
            c.close();
        }
    }

    return 1;
}

---

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