Update logic when multiple fingerprint sensors exist (23d24a26) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/biometrics/sensors/fingerprint/FingerprintService.java

+5 −5

Original line number	Original line	Diff line number	Diff line
	@@ -746,14 +746,14 @@ public class FingerprintService extends SystemService implements BiometricServic
	}		}

	/**		/**
	* For devices with only a single provider, returns that provider. If no providers, or multiple		* For devices with only a single provider, returns that provider. If multiple providers,
	* providers exist, returns null.		* returns the first one. If no providers, returns null.
	*/		*/
	@Nullable		@Nullable
	private Pair<Integer, ServiceProvider> getSingleProvider() {		private Pair<Integer, ServiceProvider> getSingleProvider() {
	final List<FingerprintSensorPropertiesInternal> properties = getSensorProperties();		final List<FingerprintSensorPropertiesInternal> properties = getSensorProperties();
	if (properties.size() != 1) {		if (properties.isEmpty()) {
	Slog.e(TAG, "Multiple sensors found: " + properties.size());		Slog.e(TAG, "No providers found");
	return null;		return null;
	}		}

	@@ -766,7 +766,7 @@ public class FingerprintService extends SystemService implements BiometricServic
	}		}
	}		}

	Slog.e(TAG, "Single sensor, but provider not found");		Slog.e(TAG, "Provider not found");
	return null;		return null;
	}		}