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 boolean isCursorEmpty(Cursor cursor) {
    return cursor == null || cursor.getCount() == 0;
}

From source file:Main.java

public static boolean isCursorRight(Cursor cursor) {
    if (cursor == null || cursor.getCount() <= 0) {
        return false;
    }/*w  ww .  j  a  v a 2 s.c o  m*/
    return true;
}

From source file:Main.java

/**
 * Checks if the passed cursor has at least 1 record.
 * @param cursor The {@link Cursor} to check.
 * @return <code>true</code> if the {@link Cursor} has at least 1 record,
 * <code>false</code> if not.
 */// w  ww  .  j a  v a 2 s  .c om
public static boolean hasRecords(final Cursor cursor) {
    return (isOpen(cursor)) && (cursor.getCount() > 0);
}

From source file:Main.java

public static long[] readIds(Cursor cursor) {
    long[] arr = new long[cursor.getCount()];
    int count = 0;
    try {//  w  w  w .  j a  va  2  s  . c  o m
        while (cursor.moveToNext()) {
            arr[count++] = cursor.getLong(0);
        }
    } finally {
        cursor.close();
    }
    return arr;
}

From source file:Main.java

public static boolean isCursorEmpty(Cursor cursor) {
    return (cursor == null || cursor.isClosed() || cursor.getCount() == 0);
}

From source file:Main.java

public static LinkedList<Integer> retrieveIntegerFromCursor(Cursor cursor, String columnName) {
    if (null == cursor || 0 == cursor.getCount()) {
        return new LinkedList<Integer>();
    }/*  ww  w. j av a2 s .  c o m*/

    LinkedList<Integer> ids = new LinkedList<Integer>();

    try {
        for (cursor.moveToFirst(); !cursor.isAfterLast(); cursor.moveToNext()) {
            int id = cursor.getInt(cursor.getColumnIndexOrThrow(columnName));
            ids.add(new Integer(id));
        }
    } catch (Exception e) {
        //do nothing.
    } finally {
        cursor.close();
    }

    return ids;
}

From source file:Main.java

public static ArrayList<HashMap<String, String>> cursorToHashMap(Cursor cursor) {

    if (cursor != null) {
        int cursorCount = cursor.getCount();
        int columnCount;
        ArrayList<HashMap<String, String>> cursorData = new ArrayList<HashMap<String, String>>();
        HashMap<String, String> rowHashMap;
        for (int i = 0; i < cursorCount; i++) {
            cursor.moveToPosition(i);/*  w ww  .j a  va2 s  . c o m*/
            rowHashMap = new HashMap<String, String>();
            columnCount = cursor.getColumnCount();
            for (int j = 0; j < columnCount; j++) {
                rowHashMap.put(cursor.getColumnName(j), cursor.getString(j));
            }
            cursorData.add(rowHashMap);
        }
        cursor.close();

        return cursorData;
    } else {
        return null;
    }
}

From source file:Main.java

public static int getContactIdFromPhoneNumber(final Context context, final String number) {
    final Uri uri = Uri.withAppendedPath(PhoneLookup.CONTENT_FILTER_URI, Uri.encode(number));
    final String[] projection = { PhoneLookup._ID };
    final Cursor c = context.getContentResolver().query(uri, projection, null, null, null);
    if (c.getCount() > 0) {
        c.moveToFirst();/*from   w  ww  .  ja  v a  2  s.c  o m*/
        return c.getInt(0);
    } else {
        return -1;
    }
}

From source file:Main.java

public static java.util.List<String> getLabelsFromInt(Cursor c) {
    c.moveToFirst();/*from  w w  w. j a  v  a 2 s  .  c om*/
    ArrayList<String> res = new ArrayList<>();
    for (int i = 0; i < c.getCount(); i++) {
        res.add(i, String.valueOf(c.getInt(0)));
        c.moveToNext();
    }
    return res;
}

From source file:Main.java

public static boolean hasDraftsToMigrate(Context context) {
    try {/*w ww .  j av  a  2s. c  om*/
        SQLiteDatabase db = context.openOrCreateDatabase(DEPRECATED_DATABASE_NAME, 0, null);

        String byString = "localDraft=1 OR isLocalChange=1";
        Cursor c = db.query(DEPRECATED_POSTS_TABLE, null, byString, null, null, null, null);
        if (c.getCount() > 0) {
            c.close();
            return true;
        }
        c.close();
        return false;
    } catch (SQLException e) {
        return false;
    }
}