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author Vinay Kalia <vinaykalia@google.com> 2017-09-06 00:08:24 +0000
committer android-build-merger <android-build-merger@google.com> 2017-09-06 00:08:24 +0000
commit04d061e8917f76a3724f6b6d5e2bce17e5cea5d6 (patch)
tree5f1b45238f763ccd52281463dadb3c79cdfd8d85
parent56d8c8297d24e6d2bf5c54462fe0cf40861a76ad (diff)
parent7d2219d17074be8ca898059904f0b6a461c25b5a (diff)
Merge "Update documentation for startScan"
am: 7d2219d170 Change-Id: I5ea7a5a9b0a69168a1715986e4850276299af78a
-rw-r--r--core/java/android/bluetooth/le/BluetoothLeScanner.java7
1 files changed, 6 insertions, 1 deletions
diff --git a/core/java/android/bluetooth/le/BluetoothLeScanner.java b/core/java/android/bluetooth/le/BluetoothLeScanner.java
index c8ed7ef719d9..7fc79d79a641 100644
--- a/core/java/android/bluetooth/le/BluetoothLeScanner.java
+++ b/core/java/android/bluetooth/le/BluetoothLeScanner.java
@@ -99,7 +99,9 @@ public final class BluetoothLeScanner {
/**
* Start Bluetooth LE scan with default parameters and no filters. The scan results will be
- * delivered through {@code callback}.
+ * delivered through {@code callback}. For unfiltered scans, scanning is stopped on screen
+ * off to save power. Scanning is resumed when screen is turned on again. To avoid this, use
+ * {@link #startScan(List, ScanSettings, ScanCallback)} with desired {@link ScanFilter}.
* <p>
* An app must hold
* {@link android.Manifest.permission#ACCESS_COARSE_LOCATION ACCESS_COARSE_LOCATION} or
@@ -116,6 +118,9 @@ public final class BluetoothLeScanner {
/**
* Start Bluetooth LE scan. The scan results will be delivered through {@code callback}.
+ * For unfiltered scans, scanning is stopped on screen off to save power. Scanning is
+ * resumed when screen is turned on again. To avoid this, do filetered scanning by
+ * using proper {@link ScanFilter}.
* <p>
* An app must hold
* {@link android.Manifest.permission#ACCESS_COARSE_LOCATION ACCESS_COARSE_LOCATION} or