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:at.diamonddogs.util.Utils.java

/**
 * Checks a cursor for validity//from  w  w w . j av  a 2  s  .c om
 *
 * @param c the {@link Cursor} to check
 * @return <code>true</code> if the cursor is not <code>null</code>, not
 * closed and not empty, <code>false</code> otherwise
 */
public static boolean checkCursor(Cursor c) {
    if (c == null || c.isClosed()) {
        return false;
    }

    if (c.getCount() <= 0) {
        c.close();
        return false;
    }
    return true;
}

From source file:Main.java

public static String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) {
    Cursor cursor = null;
    final String column = "_data";
    final String[] projection = { column };
    try {//from ww w.ja  va  2  s  . co m
        cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null);
        if (cursor != null && cursor.moveToFirst()) {
            final int index = cursor.getColumnIndexOrThrow(column);
            return cursor.getString(index);
        }
    } finally {
        if (cursor != null)
            cursor.close();
    }
    return null;
}

From source file:Main.java

/**
 * @param context The {@link Context} to use.
 * @param name The name of the new playlist.
 * @return A new playlist ID./*from  w ww.  j  a  v a 2  s  .  co m*/
 */
public static final long createPlaylist(final Context context, final String name) {
    if (name != null && name.length() > 0) {
        final ContentResolver resolver = context.getContentResolver();
        final String[] projection = new String[] { PlaylistsColumns.NAME };
        final String selection = PlaylistsColumns.NAME + " = '" + name + "'";
        Cursor cursor = resolver.query(MediaStore.Audio.Playlists.EXTERNAL_CONTENT_URI, projection, selection,
                null, null);
        if (cursor.getCount() <= 0) {
            final ContentValues values = new ContentValues(1);
            values.put(PlaylistsColumns.NAME, name);
            final Uri uri = resolver.insert(MediaStore.Audio.Playlists.EXTERNAL_CONTENT_URI, values);
            return Long.parseLong(uri.getLastPathSegment());
        }
        if (cursor != null) {
            cursor.close();
            cursor = null;
        }
        return -1;
    }
    return -1;
}

From source file:com.goliathonline.android.kegbot.io.RemoteKegHandler.java

private static ContentValues queryKegDetails(Uri uri, ContentResolver resolver) {
    final ContentValues values = new ContentValues();
    final Cursor cursor = resolver.query(uri, KegsQuery.PROJECTION, null, null, null);
    try {/*from w ww  .  j av a  2  s. co  m*/
        if (cursor.moveToFirst()) {
            values.put(SyncColumns.UPDATED, cursor.getLong(KegsQuery.UPDATED));
            values.put(Kegs.KEG_STARRED, cursor.getInt(KegsQuery.STARRED));
        } else {
            values.put(SyncColumns.UPDATED, KegbotContract.UPDATED_NEVER);
        }
    } finally {
        cursor.close();
    }
    return values;
}

From source file:Main.java

public static void DeleteImageFromGalleryBase(final Context context, String fileName) {

    // Set up the projection (we only need the ID)
    String[] projection = { MediaStore.Images.Media._ID };

    // Match on the file path
    String selection = MediaStore.Images.Media.DATA + " = ?";
    String[] selectionArgs = new String[] { fileName };

    // Query for the ID of the media matching the file path
    Uri queryUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
    ContentResolver contentResolver = context.getContentResolver();
    Cursor c = contentResolver.query(queryUri, projection, selection, selectionArgs, null);
    if (c.moveToFirst()) {
        // We found the ID. Deleting the item via the content provider will also remove the file
        long id = c.getLong(c.getColumnIndexOrThrow(MediaStore.Images.Media._ID));
        Uri deleteUri = ContentUris.withAppendedId(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, id);
        contentResolver.delete(deleteUri, null, null);
    } else {/*from  w  w  w.  j a  v a  2  s  . c  o  m*/
        // File not found in media store DB
    }
    c.close();
}

From source file:Main.java

public static long getLastProgramEndTimeMillis(ContentResolver resolver, Uri channelUri) {
    Uri uri = TvContract.buildProgramsUriForChannel(channelUri);
    String[] projection = { Programs.COLUMN_END_TIME_UTC_MILLIS };
    Cursor cursor = null;
    try {//from  w  w w . ja  va  2 s .co  m
        // TvProvider returns programs chronological order by default.
        cursor = resolver.query(uri, projection, null, null, null);
        if (cursor == null || cursor.getCount() == 0) {
            return 0;
        }
        cursor.moveToLast();
        return cursor.getLong(0);
    } catch (Exception e) {
        Log.w(TAG, "Unable to get last program end time for " + channelUri, e);
    } finally {
        if (cursor != null) {
            cursor.close();
        }
    }
    return 0;
}

From source file:com.adjust.sdk.Util.java

protected static String getAttributionId(final Context context) {
    try {/*from   w w  w. j  av  a2 s. c om*/
        final ContentResolver contentResolver = context.getContentResolver();
        final Uri uri = Uri.parse("content://com.facebook.katana.provider.AttributionIdProvider");
        final String columnName = "aid";
        final String[] projection = { columnName };
        final Cursor cursor = contentResolver.query(uri, projection, null, null, null);

        if (null == cursor) {
            return null;
        }
        if (!cursor.moveToFirst()) {
            cursor.close();
            return null;
        }

        final String attributionId = cursor.getString(cursor.getColumnIndex(columnName));
        cursor.close();
        return attributionId;
    } catch (Exception e) {
        return null;
    }
}

From source file:com.example.igorklimov.popularmoviesdemo.helpers.Utility.java

public static int getId(Context context) {
    Uri uri = getContentUri(context);/*from   w  ww .  java  2  s. c o m*/
    Cursor cursor = context.getContentResolver().query(uri, null, null, null, null);
    int id = 0;
    if (cursor != null && cursor.moveToFirst()) {
        id = cursor.getInt(0);
        cursor.close();
    }
    return id;
}

From source file:jog.my.memory.gcm.ServerUtilities.java

/**
 * Gets the real path of the URI returned from the camera
 * @param contentUri - apparent URI of resource
 * @return - actual URI of resource// w  w  w.j  ava 2 s. com
 */
public static String getRealPathFromURI(Uri contentUri, Context context) {
    String[] proj = new String[] { MediaStore.Images.ImageColumns.DATA };

    Cursor cursor = context.getContentResolver().query(contentUri, proj, null, null, null);
    int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
    cursor.moveToFirst();

    String filename = cursor.getString(column_index);
    cursor.close();

    return filename;
}

From source file:Main.java

private static ArrayList<String> getNumbers(Context context) {
    ArrayList<String> list = new ArrayList<String>();
    Cursor cursor = null;
    try {//from  w  w w .  jav a 2  s .co m
        cursor = context.getContentResolver().query(Phone.CONTENT_URI, null, null, null, null);
        int phoneNumberIdx = cursor.getColumnIndex(Phone.NUMBER);
        cursor.moveToFirst();
        do {
            String phoneNumber = cursor.getString(phoneNumberIdx);
            list.add(phoneNumber);
        } while (cursor.moveToNext());
    } catch (Exception e) {
        Log.d(context.getPackageName(), e.toString());
    } finally {
        if (cursor != null) {
            cursor.close();
        }
    }

    return list;
}