Add WifiScanner API that accepts a WorkSource for scans (d24427fa) · Commits · e / os / android_frameworks_base

api/system-current.txt

+2 −0

Original line number	Diff line number	Diff line
		@@ -26814,7 +26814,9 @@ package android.net.wifi {
		method public void configureWifiChange(android.net.wifi.WifiScanner.WifiChangeSettings);
		method public boolean getScanResults();
		method public void startBackgroundScan(android.net.wifi.WifiScanner.ScanSettings, android.net.wifi.WifiScanner.ScanListener);
		method public void startBackgroundScan(android.net.wifi.WifiScanner.ScanSettings, android.net.wifi.WifiScanner.ScanListener, android.os.WorkSource);
		method public void startScan(android.net.wifi.WifiScanner.ScanSettings, android.net.wifi.WifiScanner.ScanListener);
		method public void startScan(android.net.wifi.WifiScanner.ScanSettings, android.net.wifi.WifiScanner.ScanListener, android.os.WorkSource);
		method public void startTrackingBssids(android.net.wifi.WifiScanner.BssidInfo[], int, android.net.wifi.WifiScanner.BssidListener);
		method public void startTrackingWifiChange(android.net.wifi.WifiScanner.WifiChangeListener);
		method public void stopBackgroundScan(android.net.wifi.WifiScanner.ScanListener);

wifi/java/android/net/wifi/WifiScanner.java

+28 −0

Original line number	Diff line number	Diff line
		@@ -27,6 +27,7 @@ import android.os.Messenger;
		import android.os.Parcel;
		import android.os.Parcelable;
		import android.os.RemoteException;
		import android.os.WorkSource;
		import android.util.Log;
		import android.util.SparseArray;

		@@ -661,12 +662,26 @@ public class WifiScanner {
		* scans should also not share this object.
		*/
		public void startBackgroundScan(ScanSettings settings, ScanListener listener) {
		startBackgroundScan(settings, listener, null);
		}

		/** start wifi scan in background
		* @param settings specifies various parameters for the scan; for more information look at
		* {@link ScanSettings}
		* @param workSource WorkSource to blame for power usage
		* @param listener specifies the object to report events to. This object is also treated as a
		* key for this scan, and must also be specified to cancel the scan. Multiple
		* scans should also not share this object.
		*/
		public void startBackgroundScan(ScanSettings settings, ScanListener listener,
		WorkSource workSource) {
		Preconditions.checkNotNull(listener, "listener cannot be null");
		int key = addListener(listener);
		if (key == INVALID_KEY) return;
		validateChannel();
		sAsyncChannel.sendMessage(CMD_START_BACKGROUND_SCAN, 0, key, settings);
		}

		/**
		* stop an ongoing wifi scan
		* @param listener specifies which scan to cancel; must be same object as passed in {@link
		@@ -698,6 +713,19 @@ public class WifiScanner {
		* scans should also not share this object.
		*/
		public void startScan(ScanSettings settings, ScanListener listener) {
		startScan(settings, listener, null);
		}

		/**
		* starts a single scan and reports results asynchronously
		* @param settings specifies various parameters for the scan; for more information look at
		* {@link ScanSettings}
		* @param workSource WorkSource to blame for power usage
		* @param listener specifies the object to report events to. This object is also treated as a
		* key for this scan, and must also be specified to cancel the scan. Multiple
		* scans should also not share this object.
		*/
		public void startScan(ScanSettings settings, ScanListener listener, WorkSource workSource) {
		Preconditions.checkNotNull(listener, "listener cannot be null");
		int key = addListener(listener);
		if (key == INVALID_KEY) return;