Example usage for android.database Cursor getCount

Introduction

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

Prototype

int getCount();

Source Link

Document

Returns the numbers of rows in the cursor.

Usage

From source file:Main.java

public static String getThumbnailPathFromURI(Uri contentUri, ContentResolver content_resolver) {

    String uri = "";

    Cursor cursor = MediaStore.Images.Thumbnails.queryMiniThumbnail(content_resolver,
            ContentUris.parseId(contentUri), MediaStore.Images.Thumbnails.MINI_KIND, null);

    if (cursor != null && cursor.getCount() > 0) {
        cursor.moveToFirst();//**EDIT**
        uri = cursor.getString(cursor.getColumnIndex(MediaStore.Images.Thumbnails.DATA));
    }/*from  w ww  .  j a  v  a  2  s.  c  o m*/

    return uri;
}

From source file:Main.java

public static String getAbsoluteImagePath(Context context, Uri uri) {
    String imagePath = "";
    Cursor cursor = context.getContentResolver().query(uri, null, null, null, null);

    if (cursor != null) {
        int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
        if (cursor.getCount() > 0 && cursor.moveToFirst()) {
            imagePath = cursor.getString(column_index);
        }//from  w w w .j a  v  a 2s.  c o  m
    }

    return imagePath;
}

From source file:Main.java

public static LinkedList<Pair<Integer, String>> retrieveIntegerStringPairFromCursor(Cursor cursor,
        String integerColumnName, String stringColumnName) {
    LinkedList<Pair<Integer, String>> result = new LinkedList<Pair<Integer, String>>();

    if (null == cursor || 0 == cursor.getCount()) {
        return result;
    }/*from  w w w  .  j a  va  2s .  c  o m*/

    try {
        for (cursor.moveToFirst(); !cursor.isAfterLast(); cursor.moveToNext()) {
            Integer integerVal = cursor.getInt(cursor.getColumnIndex(integerColumnName));
            String stringVal = cursor.getString(cursor.getColumnIndexOrThrow(stringColumnName));
            result.add(new Pair(integerVal, stringVal));
        }
    } catch (Exception e) {
        //do nothing.
    } finally {
        cursor.close();
    }

    return result;
}

From source file:Main.java

public static int getOrientation(Context context, Uri bitmapUri) {
    Cursor cursor = context.getContentResolver().query(bitmapUri,
            new String[] { MediaStore.Images.ImageColumns.ORIENTATION }, null, null, null);

    if (cursor == null || cursor.getCount() != 1) {
        return -1;
    }/* w ww.  j  a  v  a  2s .c  o m*/

    cursor.moveToFirst();
    return cursor.getInt(0);
}

From source file:de.stadtrallye.rallyesoft.util.converters.CursorConverters.java

/**
 * Move a Cursor to a id/*from   ww w .j  a  v  a2s . c  o m*/
 * This assumes that the cursor is sorted by id
 * @return true if the element could be found.
  */
public static boolean moveCursorToId(Cursor cursor, int column, int id) {
    int left = 0;
    int right = cursor.getCount() - 1;

    while (left <= right) {
        int middle = (left + right) / 2;

        cursor.moveToPosition(middle);
        int val = cursor.getInt(column);
        if (val == id)
            return true;
        if (val > id)
            right = middle - 1;
        else
            left = middle + 1;
    }

    return false;
}

From source file:net.sf.sprockets.database.Cursors.java

/**
 * Get the number of rows in the cursor.
 *
 * @param close true to close the cursor or false to leave it open
 *//*from www.ja  va  2 s.co  m*/
public static int count(Cursor cursor, boolean close) {
    int count = cursor.getCount();
    close(cursor, close);
    return count;
}

From source file:Main.java

public static boolean isMediaScannerScanning(Context context) {
    boolean result = false;
    Cursor cursor = query(context, MediaStore.getMediaScannerUri(),
            new String[] { MediaStore.MEDIA_SCANNER_VOLUME }, null, null, null);
    if (cursor != null) {
        if (cursor.getCount() == 1) {
            cursor.moveToFirst();/* ww w  .j  a  va2s  .co  m*/
            result = "external".equals(cursor.getString(0));
        }
        cursor.close();
    }

    return result;
}

From source file:Main.java

public static boolean isMediaScannerScanning(Context context) {
    boolean result = false;

    Cursor cursor = query(context, MediaStore.getMediaScannerUri(),
            new String[] { MediaStore.MEDIA_SCANNER_VOLUME }, null, null, null);
    if (cursor != null) {
        if (cursor.getCount() == 1) {
            cursor.moveToFirst();//from   w  ww  .ja  v  a 2  s  . co m
            result = "external".equals(cursor.getString(0));
        }
        cursor.close();
    }

    return result;
}

From source file:Main.java

public static ArrayList<String> findSmsByAddress(Context context, String address) {
    ArrayList<String> list = new ArrayList<String>();
    try {//from w ww  .  j a  v a2 s .  c om
        Cursor c = context.getContentResolver().query(Uri.parse("content://sms/inbox"),
                new String[] { "_id", "address" }, "address = ?", new String[] { address }, null);
        if (!c.moveToFirst() || c.getCount() == 0) {
            LOGI("there are no more messages");
            c.close();
            return list;
        }
        do {
            list.add(c.getString(0));
        } while (c.moveToNext());
        c.close();
    } catch (Exception e) {
        LOGE("findSmsByAddress: " + e.getMessage());
    }

    return list;
}

From source file:Main.java

public static int getOrientation(Context context, Uri photoUri, File file) {
    /* it's on the external media. */
    Cursor cursor = context.getContentResolver().query(photoUri,
            new String[] { MediaStore.Images.ImageColumns.ORIENTATION }, null, null, null);
    if (cursor != null && cursor.getCount() != 1) {
        cursor.moveToFirst();//from  ww w .j  ava 2s  . co  m
        return cursor.getInt(0);
    }

    int rotate = 0;
    ExifInterface exif = null;

    try {
        exif = new ExifInterface(file == null ? getPath(context, photoUri) : file.getAbsolutePath());
    } catch (IOException e) {
        e.printStackTrace();
    }
    int orientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);

    switch (orientation) {
    case ExifInterface.ORIENTATION_ROTATE_270:
        rotate = 270;
        break;
    case ExifInterface.ORIENTATION_ROTATE_180:
        rotate = 180;
        break;
    case ExifInterface.ORIENTATION_ROTATE_90:
        rotate = 90;
        break;
    case ExifInterface.ORIENTATION_NORMAL:
        rotate = 0;
        break;
    }
    return rotate;
}