Merge "Fix name collected for scan initiator" (678ba0e2) · Commits · e / os / android_packages_modules_Bluetooth

android/app/src/com/android/bluetooth/gatt/AppScanStats.java

+22 −2

Original line number	Diff line number	Diff line
		@@ -101,8 +101,8 @@ import com.android.bluetooth.btservice.BluetoothProto;
		BluetoothProto.ScanEvent scanEvent = new BluetoothProto.ScanEvent();
		scanEvent.setScanEventType(BluetoothProto.ScanEvent.SCAN_EVENT_START);
		scanEvent.setScanTechnologyType(BluetoothProto.ScanEvent.SCAN_TECH_TYPE_LE);
		scanEvent.setInitiator(appName);
		scanEvent.setEventTimeMillis(System.currentTimeMillis());
		scanEvent.setInitiator(truncateAppName(appName));
		gattService.addScanEvent(scanEvent);
		}

		@@ -129,11 +129,31 @@ import com.android.bluetooth.btservice.BluetoothProto;
		BluetoothProto.ScanEvent scanEvent = new BluetoothProto.ScanEvent();
		scanEvent.setScanEventType(BluetoothProto.ScanEvent.SCAN_EVENT_STOP);
		scanEvent.setScanTechnologyType(BluetoothProto.ScanEvent.SCAN_TECH_TYPE_LE);
		scanEvent.setInitiator(appName);
		scanEvent.setEventTimeMillis(System.currentTimeMillis());
		scanEvent.setInitiator(truncateAppName(appName));
		gattService.addScanEvent(scanEvent);
		}

		// This function truncates the app name for privacy reasons. Apps with
		// four part package names or more get truncated to three parts, and apps
		// with three part package names names get truncated to two. Apps with two
		// or less package names names are untouched.
		// Examples: one.two.three.four => one.two.three
		// one.two.three => one.two
		private String truncateAppName(String name) {
		String initiator = name;
		String[] nameSplit = initiator.split("\\.");
		if (nameSplit.length > 3) {
		initiator = nameSplit[0] + "." +
		nameSplit[1] + "." +
		nameSplit[2];
		} else if (nameSplit.length == 3) {
		initiator = nameSplit[0] + "." + nameSplit[1];
		}

		return initiator;
		}

		synchronized void dumpToString(StringBuilder sb) {
		long currTime = System.currentTimeMillis();
		long maxScan = maxScanTime;