# TransportDiscoveryData
Added in[API level 33](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)
Summary:[Inherited Constants](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#inhconstants)\|[Fields](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#lfields)\|[Ctors](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#pubctors)\|[Methods](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#pubmethods)\|[Inherited Methods](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#inhmethods)
# TransportDiscoveryData
*** ** * ** ***
[Kotlin](https://developer.android.com/reference/kotlin/android/bluetooth/le/TransportDiscoveryData "View this page in Kotlin")\|Java
`
public
final
class
TransportDiscoveryData
`
`
extends `[Object](https://developer.android.com/reference/java/lang/Object)`
``
implements
`[Parcelable](https://developer.android.com/reference/android/os/Parcelable)`
`
|---|---------------------------------------------|
| [java.lang.Object](https://developer.android.com/reference/java/lang/Object) ||
| ↳ | android.bluetooth.le.TransportDiscoveryData |
*** ** * ** ***
Wrapper for Transport Discovery Data AD Type. This class contains the Transport Discovery Data AD Type Code as well as a list of potential Transport Blocks.
**See also:**
- [AdvertiseData](https://developer.android.com/reference/android/bluetooth/le/AdvertiseData)
## Summary
| ### Inherited constants |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| From interface[android.os.Parcelable](https://developer.android.com/reference/android/os/Parcelable) |-------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | `int` | [CONTENTS_FILE_DESCRIPTOR](https://developer.android.com/reference/android/os/Parcelable#CONTENTS_FILE_DESCRIPTOR) Descriptor bit used with[describeContents()](https://developer.android.com/reference/android/os/Parcelable#describeContents()): indicates that the Parcelable object's flattened representation includes a file descriptor. | | `int` | [PARCELABLE_WRITE_RETURN_VALUE](https://developer.android.com/reference/android/os/Parcelable#PARCELABLE_WRITE_RETURN_VALUE) Flag for use with[writeToParcel(Parcel, int)](https://developer.android.com/reference/android/os/Parcelable#writeToParcel(android.os.Parcel,%20int)): the object being written is a return value, that is the result of a function such as "`Parcelable someFunction()`", "`void someFunction(out Parcelable)`", or "`void someFunction(inout Parcelable)`". | |
| ### Fields ||
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------|
| ` public static final `[Creator](https://developer.android.com/reference/android/os/Parcelable.Creator)`<`[TransportDiscoveryData](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData)`>` | [CREATOR](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#CREATOR)
|
| ### Public constructors ||
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---|
| ` `[TransportDiscoveryData](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#TransportDiscoveryData(byte[]))`(byte[] transportDiscoveryData) ` Creates a TransportDiscoveryData instance from byte arrays. |
| ` `[TransportDiscoveryData](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#TransportDiscoveryData(int,%20java.util.List))`(int transportDataType, `[List](https://developer.android.com/reference/java/util/List)`<`[TransportBlock](https://developer.android.com/reference/android/bluetooth/le/TransportBlock)`> transportBlocks) ` Creates a TransportDiscoveryData instance. |
| ### Public methods ||
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| ` `[List](https://developer.android.com/reference/java/util/List)`<`[TransportBlock](https://developer.android.com/reference/android/bluetooth/le/TransportBlock)`>` | ` `[getTransportBlocks](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#getTransportBlocks())`() ` |
| ` int` | ` `[getTransportDataType](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#getTransportDataType())`() ` Gets the transport data type. |
| ` byte[]` | ` `[toByteArray](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#toByteArray())`() ` Converts this TransportDiscoveryData to byte array |
| ` `[String](https://developer.android.com/reference/java/lang/String) | ` `[toString](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#toString())`() ` Returns a string representation of the object. |
| ` int` | ` `[totalBytes](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#totalBytes())`() ` |
| ` void` | ` `[writeToParcel](https://developer.android.com/reference/android/bluetooth/le/TransportDiscoveryData#writeToParcel(android.os.Parcel,%20int))`(`[Parcel](https://developer.android.com/reference/android/os/Parcel)` dest, int flags) ` Flatten this object in to a Parcel. |
| ### Inherited methods |
|-----------------------|---|
| From class` `[java.lang.Object](https://developer.android.com/reference/java/lang/Object)` ` |--------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | ` `[Object](https://developer.android.com/reference/java/lang/Object) | ` `[clone](https://developer.android.com/reference/java/lang/Object#clone())`() ` Creates and returns a copy of this object. | | ` boolean` | ` `[equals](https://developer.android.com/reference/java/lang/Object#equals(java.lang.Object))`(`[Object](https://developer.android.com/reference/java/lang/Object)` obj) ` Indicates whether some other object is "equal to" this one. | | ` void` | ` `[finalize](https://developer.android.com/reference/java/lang/Object#finalize())`() ` Called by the garbage collector on an object when garbage collection determines that there are no more references to the object. | | ` final `[Class](https://developer.android.com/reference/java/lang/Class)`` | ` `[getClass](https://developer.android.com/reference/java/lang/Object#getClass())`() ` Returns the runtime class of this`Object`. | | ` int` | ` `[hashCode](https://developer.android.com/reference/java/lang/Object#hashCode())`() ` Returns a hash code value for the object. | | ` final void` | ` `[notify](https://developer.android.com/reference/java/lang/Object#notify())`() ` Wakes up a single thread that is waiting on this object's monitor. | | ` final void` | ` `[notifyAll](https://developer.android.com/reference/java/lang/Object#notifyAll())`() ` Wakes up all threads that are waiting on this object's monitor. | | ` `[String](https://developer.android.com/reference/java/lang/String) | ` `[toString](https://developer.android.com/reference/java/lang/Object#toString())`() ` Returns a string representation of the object. | | ` final void` | ` `[wait](https://developer.android.com/reference/java/lang/Object#wait(long,%20int))`(long timeoutMillis, int nanos) ` Causes the current thread to wait until it is awakened, typically by being*notified* or*interrupted*, or until a certain amount of real time has elapsed. | | ` final void` | ` `[wait](https://developer.android.com/reference/java/lang/Object#wait(long))`(long timeoutMillis) ` Causes the current thread to wait until it is awakened, typically by being*notified* or*interrupted*, or until a certain amount of real time has elapsed. | | ` final void` | ` `[wait](https://developer.android.com/reference/java/lang/Object#wait())`() ` Causes the current thread to wait until it is awakened, typically by being*notified* or*interrupted*. | ||
| From interface` `[android.os.Parcelable](https://developer.android.com/reference/android/os/Parcelable)` ` |------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | ` abstract int` | ` `[describeContents](https://developer.android.com/reference/android/os/Parcelable#describeContents())`() ` Describe the kinds of special objects contained in this Parcelable instance's marshaled representation. | | ` abstract void` | ` `[writeToParcel](https://developer.android.com/reference/android/os/Parcelable#writeToParcel(android.os.Parcel,%20int))`(`[Parcel](https://developer.android.com/reference/android/os/Parcel)` dest, int flags) ` Flatten this object in to a Parcel. | ||
## Fields
### CREATOR
Added in[API level 33](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)
```
public static final Creator CREATOR
```
## Public constructors
### TransportDiscoveryData
Added in[API level 33](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)
```
public TransportDiscoveryData (byte[] transportDiscoveryData)
```
Creates a TransportDiscoveryData instance from byte arrays.
Uses the transport discovery data bytes and parses them into an usable class.
| Parameters ||
|--------------------------|-------------------------------------------------------------------|
| `transportDiscoveryData` | `byte`: the raw discovery data This value cannot be`null`.
|
### TransportDiscoveryData
Added in[API level 33](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)
```
public TransportDiscoveryData (int transportDataType,
List transportBlocks)
```
Creates a TransportDiscoveryData instance.
| Parameters ||
|---------------------|-------------------------------------------------------------------------|
| `transportDataType` | `int`: the Transport Discovery Data AD Type
|
| `transportBlocks` | `List`: the list of Transport Blocks This value cannot be`null`.
|
## Public methods
### getTransportBlocks
Added in[API level 33](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)
```
public List getTransportBlocks ()
```
| Returns ||
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [List](https://developer.android.com/reference/java/util/List)`<`[TransportBlock](https://developer.android.com/reference/android/bluetooth/le/TransportBlock)`>` | the list of[TransportBlock](https://developer.android.com/reference/android/bluetooth/le/TransportBlock)in this TransportDiscoveryData or an empty list if there are no Transport Blocks This value cannot be`null`.
|
### getTransportDataType
Added in[API level 33](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)
```
public int getTransportDataType ()
```
Gets the transport data type.
| Returns ||
|-------|--------|
| `int` |
|
### toByteArray
Added in[API level 33](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)
```
public byte[] toByteArray ()
```
Converts this TransportDiscoveryData to byte array
| Returns ||
|----------|----------------------------------------------------------------------------------------------------|
| `byte[]` | byte array representation of this Transport Discovery Data or null if the conversion failed
|
### toString
Added in[API level 33](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)
```
public String toString ()
```
Returns a string representation of the object.
| Returns ||
|--------------------------------------------------------------------|-----------------------------------------------|
| [String](https://developer.android.com/reference/java/lang/String) | a string representation of the object.
|
### totalBytes
Added in[API level 33](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)
```
public int totalBytes ()
```
| Returns ||
|-------|--------------------------------------------------------|
| `int` | total byte count of this TransportDataDiscovery
|
### writeToParcel
Added in[API level 33](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)
```
public void writeToParcel (Parcel dest,
int flags)
```
Flatten this object in to a Parcel.
| Parameters ||
|---------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| `dest` | `Parcel`: This value cannot be`null`.
|
| `flags` | `int`: Additional flags about how the object should be written. May be 0 or[Parcelable.PARCELABLE_WRITE_RETURN_VALUE](https://developer.android.com/reference/android/os/Parcelable#PARCELABLE_WRITE_RETURN_VALUE). Value is either`0`or a combination of[Parcelable.PARCELABLE_WRITE_RETURN_VALUE](https://developer.android.com/reference/android/os/Parcelable#PARCELABLE_WRITE_RETURN_VALUE), and android.os.Parcelable.PARCELABLE_ELIDE_DUPLICATES
|