ej.bluetooth.util

Class DescriptorHelper

java.lang.Object

ej.bluetooth.util.DescriptorHelper

public class DescriptorHelper
extends java.lang.Object

Provides constants and utility methods related to GATT descriptors.

Field Summary

Fields

Modifier and Type	Field and Description
static ej.bluetooth.BluetoothUuid	CCC_UUID UUID of the Client Characteristic Configuration descriptor.
static ej.bluetooth.BluetoothUuid	CUD_UUID UUID of the Characteristic User Description descriptor.

Method Summary

Modifier and Type	Method and Description
static boolean	checkIndicationsEnabled(byte[] value) Returns whether indications are enabled in the given CCC descriptor value.
static boolean	checkNotificationsEnabled(byte[] value) Returns whether notifications are enabled in the given CCC descriptor value.
static byte[]	createCccValue(boolean notificationsEnabled, boolean indicationsEnabled) Creates a CCC descriptor value specifying whether or not notifications and indications should be enabled.

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

CUD_UUID

public static final ej.bluetooth.BluetoothUuid CUD_UUID

UUID of the Characteristic User Description descriptor.

CCC_UUID

public static final ej.bluetooth.BluetoothUuid CCC_UUID

UUID of the Client Characteristic Configuration descriptor.

Method Detail

createCccValue

public static byte[] createCccValue(boolean notificationsEnabled,
                                    boolean indicationsEnabled)

Creates a CCC descriptor value specifying whether or not notifications and indications should be enabled.

Parameters:

notificationsEnabled - whether notifications should be enabled.

indicationsEnabled - whether indications should be enabled.

Returns:

the CCC descriptor value.

checkNotificationsEnabled

public static boolean checkNotificationsEnabled(byte[] value)

Returns whether notifications are enabled in the given CCC descriptor value.

Parameters:

value - the value of the CCC descriptor.

Returns:

true if notifications are enabled, false otherwise.

checkIndicationsEnabled

public static boolean checkIndicationsEnabled(byte[] value)

Returns whether indications are enabled in the given CCC descriptor value.

Parameters:

value - the value of the CCC descriptor.

Returns:

true if indications are enabled, false otherwise.