Example usage for android.database Cursor moveToFirst

Introduction

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

Prototype

boolean moveToFirst();

Source Link

Document

Move the cursor to the first row.

Usage

From source file:Main.java

public static String getAbsoluteImagePath(Context context, Uri uri) {
    String[] proj = { MediaStore.Images.Media.DATA };
    Cursor cursor = context.getContentResolver().query(uri, proj, null, null, null);
    cursor.moveToFirst();
    int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
    return cursor.getString(column_index);
}

From source file:Main.java

public static void removeFromPlaylist(ContentResolver resolver, int audioId, long playlistId) {
    String[] cols = new String[] { "count(*)" };
    Uri uri = MediaStore.Audio.Playlists.Members.getContentUri("external", playlistId);
    Cursor cur = resolver.query(uri, cols, null, null, null);
    cur.moveToFirst();
    final int base = cur.getInt(0);
    cur.close();// w w w.ja va 2s .  c o m
    ContentValues values = new ContentValues();

    resolver.delete(uri, MediaStore.Audio.Playlists.Members.AUDIO_ID + "=" + audioId, null);

}

From source file:Main.java

/**
 * Find a download with the specified name.  Returns -1 if none was
 * found.// ww w . ja v a2  s . c  o  m
 */
static long findPath(DownloadManager dm, String path) {
    DownloadManager.Query query = new DownloadManager.Query();
    query.setFilterByStatus(
            DownloadManager.STATUS_PAUSED | DownloadManager.STATUS_PENDING | DownloadManager.STATUS_RUNNING);
    Cursor c = dm.query(query);

    if (!c.moveToFirst())
        return -1;

    final int columnID = c.getColumnIndexOrThrow(DownloadManager.COLUMN_ID);
    final int columnLocalURI = c.getColumnIndexOrThrow(DownloadManager.COLUMN_LOCAL_URI);

    do {
        final String uri = c.getString(columnLocalURI);
        if (uri != null && uri.endsWith(path))
            return c.getLong(columnID);
    } while (c.moveToNext());

    return -1;
}

From source file:Main.java

public static void addToMediaStorePlaylist(ContentResolver resolver, int audioId, long playlistId) {
    String[] cols = new String[] { "count(*)" };
    Uri uri = MediaStore.Audio.Playlists.Members.getContentUri("external", playlistId);
    Cursor cur = resolver.query(uri, cols, null, null, null);
    cur.moveToFirst();
    final int base = cur.getInt(0);
    cur.close();//  w  ww . j av  a2  s  .co m
    ContentValues values = new ContentValues();
    values.put(MediaStore.Audio.Playlists.Members.PLAY_ORDER, Integer.valueOf(base + audioId));
    values.put(MediaStore.Audio.Playlists.Members.AUDIO_ID, audioId);
    resolver.insert(uri, values);

}

From source file:Main.java

/**
 * Returns the system default ringtone URI {@link Uri}, or
 * the first available ringtone when the system default
 * does not exist (usually tablets)./*from  w  w w .j  av  a2 s.  com*/
 *
 * @param ctx the {@link Context}
 * @return Uri ringtone URI
 */
public static Uri getDefaultRingtoneUri(Context ctx, int type) {
    Uri uri;

    uri = RingtoneManager.getActualDefaultRingtoneUri(ctx, type);

    if (uri == null) {
        // The default ringtone doesn't exist - probably a tablet
        // Return the first available
        RingtoneManager rm = new RingtoneManager(ctx);
        rm.setType(type);

        Cursor cursor = rm.getCursor();
        cursor.moveToFirst();

        String idString = cursor.getString(RingtoneManager.ID_COLUMN_INDEX);
        String uriString = cursor.getString(RingtoneManager.URI_COLUMN_INDEX);

        uri = Uri.parse(uriString + '/' + idString);

        cursor.close();

        return uri;
    } else {
        // Return system default ringtone
        return uri;
    }
}

From source file:Main.java

public static int getApnPortInt(Context context) {
    Cursor c = context.getContentResolver().query(PREFERRED_APN_URI, null, null, null, null);
    c.moveToFirst();
    if (c.isAfterLast()) {
        c.close();/*from  w w w .j  a  v a  2 s  . c om*/
        return -1;
    }
    int result = c.getInt(c.getColumnIndex(APN_PROP_PORT));
    return result;
}

From source file:Main.java

/**
 * Helper method to reslove a uri into a path.
 * //from   w  ww  .  j a v a 2s.  co m
 * @param contentURI
 *            a uri path
 * @return the path as a string
 */
public static String getRealPathFromURI(Uri contentURI, Context context) {
    Cursor cursor = context.getContentResolver().query(contentURI, null, null, null, null);
    cursor.moveToFirst();
    int idx = cursor.getColumnIndex(MediaStore.Images.ImageColumns.DATA);
    String path = cursor.getString(idx);
    cursor.close();
    return path;
}

From source file:Main.java

public static String getApnProxy(Context context) {
    Cursor c = context.getContentResolver().query(PREFERRED_APN_URI, null, null, null, null);
    c.moveToFirst();
    if (c.isAfterLast()) {
        c.close();//  w w  w. j a va  2s.  c  o  m
        return null;
    }
    String strResult = c.getString(c.getColumnIndex(APN_PROP_PROXY));
    c.close();
    return strResult;
}

From source file:Main.java

public static String getApn(Context context) {
    Cursor c = context.getContentResolver().query(PREFERRED_APN_URI, null, null, null, null);
    c.moveToFirst();
    if (c.isAfterLast()) {
        c.close();//from  www .j a v a 2 s. c om
        return null;
    }

    String strResult = c.getString(c.getColumnIndex(APN_PROP_APN));
    c.close();
    return strResult;
}

From source file:Main.java

/**
 * Get the unread count for the given shortcut info
 * @param c cursor holding the unread counts
 * @param packageName the package we are looking for
 * @return int of the unread count/*from w w w .  j a v  a2s. c o  m*/
 */
public static int getUnreadCount(Cursor c, String packageName) {
    int count = 0;

    try {
        if (c.moveToFirst()) {
            String currName = null;
            do {
                currName = c.getString(c.getColumnIndex("package_name"));
                if (currName.equals(packageName)) {
                    count = c.getInt(c.getColumnIndex("count"));
                }
            } while (c.moveToNext());
        }
    } catch (Exception e) {

    }

    return count;
}