Example usage for android.util Pair Pair

Introduction

In this page you can find the example usage for android.util Pair Pair.

Prototype

public Pair(F first, S second)

Source Link

Document

Constructor for a Pair.

Usage

From source file:Main.java

private static Pair<Integer, Integer> clampDimensions(int inWidth, int inHeight, int maxWidth, int maxHeight) {
    if (inWidth > maxWidth || inHeight > maxHeight) {
        final float aspectWidth, aspectHeight;

        if (inWidth == 0 || inHeight == 0) {
            aspectWidth = maxWidth;//from  w w  w. ja v a2s .co  m
            aspectHeight = maxHeight;
        } else if (inWidth >= inHeight) {
            aspectWidth = maxWidth;
            aspectHeight = (aspectWidth / inWidth) * inHeight;
        } else {
            aspectHeight = maxHeight;
            aspectWidth = (aspectHeight / inHeight) * inWidth;
        }

        return new Pair<>(Math.round(aspectWidth), Math.round(aspectHeight));
    } else {
        return new Pair<>(inWidth, inHeight);
    }
}

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.ja v a 2s . c om*/

    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 Pair<Integer, String> parseInternalProviderData(String internalData) {
    String[] values = internalData.split(",", 2);
    if (values.length != 2) {
        throw new IllegalArgumentException(internalData);
    }/*from   w w  w  . j  a v  a2s .c om*/
    return new Pair<>(Integer.parseInt(values[0]), values[1]);
}

From source file:Main.java

public static Pair<Integer, String> parseProgramInternalProviderData(String internalData) {
    String[] values = internalData.split(",", 2);
    if (values.length != 2) {
        throw new IllegalArgumentException(internalData);
    }// w ww.j a  v  a2 s.co  m
    return new Pair<>(Integer.parseInt(values[0]), values[1]);
}

From source file:Main.java

public static Pair<Integer, Integer> getWindowDimensionsWithoutMargin(Context context,
        WindowManager windowManager, int dpMarginX, int dpMarginY) {

    dpMarginX *= 2;//from  www  .j  a v  a  2s  .com
    dpMarginY *= 2;

    DisplayMetrics displayMetrics = new DisplayMetrics();
    windowManager.getDefaultDisplay().getMetrics(displayMetrics);
    int screenWidth = displayMetrics.widthPixels;
    int screenHeight = displayMetrics.heightPixels;

    int marginX = dpToPx(context, dpMarginX);
    if (hasSoftNavigation(context)) {
        dpMarginY += 30;
    }
    int marginY = dpToPx(context, dpMarginY);

    Pair<Integer, Integer> dimensions = new Pair<Integer, Integer>(screenWidth - marginX,
            screenHeight - marginY);

    return dimensions;
}

From source file:Main.java

private static Pair<String, String> getAddressVersion0(Uri uri) {
    final String path = uri.getPath();
    if ((path == null) || (path.length() <= 1)) {
        // Missing address.
        return null;
    }//from  w  w w.  j  av  a2 s  .co m

    final String address = path.substring(1);
    if (!BluetoothAdapter.checkBluetoothAddress(address)) {
        // Invalid address.
        return null;
    }

    return new Pair<String, String>(address, null);
}

From source file:Main.java

public static Pair<BluetoothManager, BluetoothAdapter> checkBT(final Activity activity) {
    // Use this check to determine whether BLE is supported on the device. Then
    // you can selectively disable BLE-related features.
    if (!btleSupport(activity)) {
        return null;
    }//from  w  ww.  ja v  a 2  s . c o m
    final BluetoothManager bluetoothManager = (BluetoothManager) activity
            .getSystemService(Context.BLUETOOTH_SERVICE);
    BluetoothAdapter bluetoothAdapter = bluetoothManager.getAdapter();

    //On some devices this does not work
    try {
        bluetoothAdapter.getBluetoothLeScanner();
    } catch (NoSuchMethodError e) {
        return null;
    }

    // Ensures Bluetooth is available on the device and it is enabled. If not,
    // displays a dialog requesting user permission to enable Bluetooth.
    if (bluetoothAdapter == null || !bluetoothAdapter.isEnabled()) {
        Intent enableBtIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
        activity.startActivityForResult(enableBtIntent, 1);
        bluetoothAdapter = bluetoothManager.getAdapter();
    }
    return new Pair<BluetoothManager, BluetoothAdapter>(bluetoothManager, bluetoothAdapter);
}

From source file:Main.java

@SuppressLint("UseSparseArrays")
@SuppressWarnings("ResourceType")
public static Map<Integer, Pair<String, String>> obtainBadgeMap(Context context, @ArrayRes int id) {

    TypedArray badgeArray = context.getResources().obtainTypedArray(id);

    Map<Integer, Pair<String, String>> badgeMap = new HashMap<>();
    for (int i = 0; i < badgeArray.length(); i++) {
        int resId = badgeArray.getResourceId(i, -1);
        if (resId != -1) {
            TypedArray array = context.getResources().obtainTypedArray(resId);
            badgeMap.put(resId, new Pair<>(array.getString(0), array.getString(1)));
            array.recycle();//from w  ww  .j av a 2  s .c o m
        }
    }
    badgeArray.recycle();
    return badgeMap;
}

From source file:Main.java

public static Pair<String, String> getFieldNameAndNamespaceFromFullName(String fullName) {
    String namespace = null;/*from ww w .j a  v  a 2 s  .  c  o  m*/
    String fieldName;
    int index = fullName.indexOf(':');
    if (index != -1 && fullName.length() > index + 1) {
        namespace = fullName.substring(0, index);
        fieldName = fullName.substring(index + 1);
    } else {
        fieldName = fullName;
    }
    return new Pair<>(namespace, fieldName);
}

From source file:Main.java

/**
 * Get a list of initial and end calendar of months in the range received
 * @param cStart Calendar date to start/*from w w w.j  a va 2s  . c  o m*/
 * @param cEnd Calendar date to end
 * @return List<Pair<Calendar, Calendar>> list of calendars (initial and end)
 */
public static List<Pair<Calendar, Calendar>> getRangeInMonths(Calendar cStart, Calendar cEnd) {

    //generate the list
    List<Pair<Calendar, Calendar>> calendars = new ArrayList<>();

    //from the first calendar start adding a month until the actual calendar is after the end
    Calendar cActual = generateCalendar(cStart);
    cActual.set(Calendar.DAY_OF_MONTH, 1);
    Calendar c0;
    Calendar cF;

    while (cActual.compareTo(cEnd) < 0) {

        //calendar start
        if (calendars.size() == 0) {
            c0 = generateCalendar(cStart);
        } else {
            c0 = generateCalendar(cActual);
        }

        //increment a month
        cActual.add(Calendar.MONTH, 1);

        //calendar end
        if (cActual.after(cEnd)) {
            cF = generateCalendar(cEnd);
        } else {
            cF = generateCalendar(cActual);

            //remove 1 day to set the last day of the month
            cF.add(Calendar.DAY_OF_YEAR, -1);
        }

        //add the pair to the list
        calendars.add(new Pair<Calendar, Calendar>(c0, cF));
    }

    //return the list
    return calendars;
}