Representing a Gatt Characteristic Descriptor object from the GATT client perspective. More...
Public Member Functions | |
| BTGattChar | getCharacteristic () |
| Returns the characteristic to which this descriptor belongs to. More... | |
| String | getUUID () |
| Get the UUID of this descriptor. More... | |
| byte[] | getValue () |
| Returns the cached value of this descriptor, if any. More... | |
| byte[] | readValue () |
| Reads the value of this descriptor. More... | |
| String | toString () |
| boolean | writeValue (byte[] argValue) throws BTException |
| Writes the value of this descriptor. More... | |
 Public Member Functions inherited from org.direct_bt.BTObject | |
| void | close () |
| Release the native memory associated with this object The object should not be used following a call to close. More... | |
| boolean | equals (Object obj) |
| int | hashCode () |
Detailed Description
Representing a Gatt Characteristic Descriptor object from the GATT client perspective.
A list of shared BTGattDesc instances is available from BTGattChar via BTGattChar::getDescriptors().
See Direct-BT Overview.
BT Core Spec v5.2: Vol 3, Part G GATT: 3.3.3 Characteristic Descriptor
See DBGattDesc.UUID16 for selected standard GATT descriptor numbers in UUID16 format and BTUtils#toUUID128(String) for their conversion to UUID128.
Definition at line 41 of file BTGattDesc.java.
Member Function Documentation
◆ readValue()
| byte[] org.direct_bt.BTGattDesc.readValue | ( | ) |
Reads the value of this descriptor.
- Returns
- A vector<uchar> containing data from this descriptor
Implemented in jau.direct_bt.DBTGattDesc.
◆ writeValue()
| boolean org.direct_bt.BTGattDesc.writeValue | ( | byte[] | argValue | ) | throws BTException |
Writes the value of this descriptor.
- Parameters
-
[in] arg_value The data as vector<uchar> to be written packed in a GBytes struct
- Returns
- TRUE if value was written succesfully
Implemented in jau.direct_bt.DBTGattDesc.
◆ getUUID()
| String org.direct_bt.BTGattDesc.getUUID | ( | ) |
Get the UUID of this descriptor.
- Returns
- The 128 byte UUID of this descriptor, NULL if an error occurred
Implemented in jau.direct_bt.DBTGattDesc.
◆ getCharacteristic()
| BTGattChar org.direct_bt.BTGattDesc.getCharacteristic | ( | ) |
Returns the characteristic to which this descriptor belongs to.
- Returns
- The characteristic.
Implemented in jau.direct_bt.DBTGattDesc.
◆ getValue()
| byte[] org.direct_bt.BTGattDesc.getValue | ( | ) |
Returns the cached value of this descriptor, if any.
- Returns
- The cached value of this descriptor.
Implemented in jau.direct_bt.DBTGattDesc.
◆ toString()
| String org.direct_bt.BTGattDesc.toString | ( | ) |
Implemented in jau.direct_bt.DBTGattDesc.
The documentation for this interface was generated from the following file:
- java/org/direct_bt/BTGattDesc.java
