Merge "Implement NFC Event Listener API" into main (039c061e) · Commits · e / os / android_frameworks_base

nfc/api/current.txt

+2 −0

Original line number	Diff line number	Diff line
		@@ -232,6 +232,8 @@ package android.nfc.cardemulation {
		method public final void notifyUnhandled();
		method public final android.os.IBinder onBind(android.content.Intent);
		method public abstract void onDeactivated(int);
		method @FlaggedApi("android.nfc.nfc_event_listener") public void onObserveModeStateChanged(boolean);
		method @FlaggedApi("android.nfc.nfc_event_listener") public void onPreferredServiceChanged(boolean);
		method public abstract byte[] processCommandApdu(byte[], android.os.Bundle);
		method @FlaggedApi("android.nfc.nfc_read_polling_loop") public void processPollingFrames(@NonNull java.util.List<android.nfc.cardemulation.PollingFrame>);
		method public final void sendResponseApdu(byte[]);

nfc/java/android/nfc/cardemulation/HostApduService.java

+43 −1

Original line number	Diff line number	Diff line
		@@ -239,6 +239,16 @@ public abstract class HostApduService extends Service {
		*/
		public static final int MSG_POLLING_LOOP = 4;

		/**
		* @hide
		*/
		public static final int MSG_OBSERVE_MODE_CHANGE = 5;

		/**
		* @hide
		*/
		public static final int MSG_PREFERRED_SERVICE_CHANGED = 6;

		/**
		* @hide
		*/
		@@ -333,6 +343,16 @@ public abstract class HostApduService extends Service {
		processPollingFrames(pollingFrames);
		}
		break;
		case MSG_OBSERVE_MODE_CHANGE:
		if (android.nfc.Flags.nfcEventListener()) {
		onObserveModeStateChanged(msg.arg1 == 1);
		}
		break;
		case MSG_PREFERRED_SERVICE_CHANGED:
		if (android.nfc.Flags.nfcEventListener()) {
		onPreferredServiceChanged(msg.arg1 == 1);
		}
		break;
		default:
		super.handleMessage(msg);
		}
		@@ -441,4 +461,26 @@ public abstract class HostApduService extends Service {
		* @param reason Either {@link #DEACTIVATION_LINK_LOSS} or {@link #DEACTIVATION_DESELECTED}
		*/
		public abstract void onDeactivated(int reason);


		/**
		* This method is called when this service is the preferred Nfc service and
		* Observe mode has been enabled or disabled.
		*
		* @param isEnabled true if observe mode has been enabled, false if it has been disabled
		*/
		@FlaggedApi(android.nfc.Flags.FLAG_NFC_EVENT_LISTENER)
		public void onObserveModeStateChanged(boolean isEnabled) {

		}

		/**
		* This method is called when this service gains or loses preferred Nfc service status.
		*
		* @param isPreferred true is this service has become the preferred Nfc service,
		* false if it is no longer the preferred service
		*/
		@FlaggedApi(android.nfc.Flags.FLAG_NFC_EVENT_LISTENER)
		public void onPreferredServiceChanged(boolean isPreferred) {
		}
		}

nfc/java/android/nfc/flags.aconfig

+8 −0

Original line number	Diff line number	Diff line
		package: "android.nfc"
		container: "system"

		flag {
		name: "nfc_event_listener"
		is_exported: true
		namespace: "nfc"
		description: "Enable NFC Event listener APIs"
		bug: "356447790"
		}

		flag {
		name: "enable_nfc_mainline"
		is_exported: true