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Discovery
@RequiresApi(value = 26) interface Discovery
Entry point for discovering devices.
Summary
Public methods
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Last updated 2025-02-10 UTC.
[null,null,["Last updated 2025-02-10 UTC."],[],[],null,["# Discovery\n=========\n\n*** ** * ** ***\n\n[Kotlin](/reference/kotlin/com/google/ambient/crossdevice/discovery/Discovery \"View this page in Kotlin\") \\|Java\n\n\n```\n@RequiresApi(value = 26) interface Discovery\n```\n\n\u003cbr /\u003e\n\n*** ** * ** ***\n\nEntry point for discovering devices.\n\nSummary\n-------\n\n| ### Nested types ||\n|--------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| [Discovery.Companion](/reference/com/google/ambient/crossdevice/discovery/Discovery.Companion) | |\n| [Discovery.OnDevicePickerResultListener](/reference/com/google/ambient/crossdevice/discovery/Discovery.OnDevicePickerResultListener) | Interface to receive the result from the device picker, for use with [registerForResult](/reference/com/google/ambient/crossdevice/discovery/Discovery#registerForResult(androidx.activity.result.ActivityResultCaller,com.google.ambient.crossdevice.discovery.Discovery.OnDevicePickerResultListener)). |\n\n| ### Public methods ||\n|------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `abstract `[Participant](/reference/com/google/ambient/crossdevice/Participant) | [getParticipantFromIntent](/reference/com/google/ambient/crossdevice/discovery/Discovery#getParticipantFromIntent(android.content.Intent))`(@`[NonNull](/reference/androidx/annotation/NonNull)` `[Intent](/reference/android/content/Intent)` intent)` Gets the participant from an incoming [Intent](/reference/android/content/Intent). |\n| `abstract @`[NonNull](/reference/androidx/annotation/NonNull)` `[DevicePickerLauncher](/reference/com/google/ambient/crossdevice/discovery/DevicePickerLauncher) | [registerForResult](/reference/com/google/ambient/crossdevice/discovery/Discovery#registerForResult(androidx.activity.result.ActivityResultCaller,com.google.ambient.crossdevice.discovery.Discovery.OnDevicePickerResultListener))`(` ` @`[NonNull](/reference/androidx/annotation/NonNull)` `[ActivityResultCaller](/reference/androidx/activity/result/ActivityResultCaller)` caller,` ` @`[NonNull](/reference/androidx/annotation/NonNull)` `[Discovery.OnDevicePickerResultListener](/reference/com/google/ambient/crossdevice/discovery/Discovery.OnDevicePickerResultListener)` callback` `)` Registers a callback for discovery. |\n\nPublic methods\n--------------\n\n### getParticipantFromIntent\n\n```\nabstract Participant getParticipantFromIntent(@NonNull Intent intent)\n```\n\nGets the participant from an incoming [Intent](/reference/android/content/Intent). Used to begin the process of accepting a remote connection with a [Participant](/reference/com/google/ambient/crossdevice/Participant). Returns null if the [Intent](/reference/android/content/Intent) is not valid for getting a [Participant](/reference/com/google/ambient/crossdevice/Participant). \n\n### registerForResult\n\n```\nabstract @NonNull DevicePickerLauncher registerForResult(\n @NonNull ActivityResultCaller caller,\n @NonNull Discovery.OnDevicePickerResultListener callback\n)\n```\n\nRegisters a callback for discovery. \n\n| Parameters ||\n|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------|\n| `@`[NonNull](/reference/androidx/annotation/NonNull)` `[ActivityResultCaller](/reference/androidx/activity/result/ActivityResultCaller)` caller` | The calling activity or fragment. |\n| `@`[NonNull](/reference/androidx/annotation/NonNull)` `[Discovery.OnDevicePickerResultListener](/reference/com/google/ambient/crossdevice/discovery/Discovery.OnDevicePickerResultListener)` callback` | The callback to be called when devices are selected by a user. |\n\n| Returns ||\n|---------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------|\n| `@`[NonNull](/reference/androidx/annotation/NonNull)` `[DevicePickerLauncher](/reference/com/google/ambient/crossdevice/discovery/DevicePickerLauncher) | The launcher to use to show a device picker UI to the user. |"]]
