Fix NPE on some Android 9 ROMs due to bug in AOSP

app/src/main/java/eu/darken/capod/common/bluetooth/BleScanner.kt

@@ -56,7 +56,11 @@ class BleScanner @Inject constructor(
                     lastScanAt = System.currentTimeMillis()
                     "onScanResult(delay=${delay}ms, callbackType=$callbackType, result=$result)"
                 }
-                val toSend = if (supportsOffloadFiltering || filters.isEmpty() || filters.any { it.matches(result) }) {
+                val toSend = if (
+                    supportsOffloadFiltering
+                    || filters.isEmpty()
+                    || filters.any { it.matchesSafe(result) }
+                ) {
                     listOf(BleScanResult.fromScanResult(result))
                 } else {
                     log(TAG, VERBOSE) { "Manual filtering: No match for $result" }

app/src/main/java/eu/darken/capod/common/bluetooth/BluetoothDeviceExtensions.kt

@@ -1,8 +0,0 @@
-package eu.darken.capod.common.bluetooth
-
-import android.bluetooth.BluetoothDevice
-import android.os.ParcelUuid
-
-fun BluetoothDevice.hasFeature(uuid: ParcelUuid): Boolean {
-    return uuids?.contains(uuid) ?: false
-}

app/src/main/java/eu/darken/capod/common/bluetooth/BluetoothExtensions.kt

@@ -0,0 +1,26 @@
+package eu.darken.capod.common.bluetooth
+
+import android.bluetooth.BluetoothDevice
+import android.bluetooth.le.ScanFilter
+import android.bluetooth.le.ScanResult
+import android.os.ParcelUuid
+import eu.darken.capod.common.debug.logging.asLog
+import eu.darken.capod.common.debug.logging.log
+
+fun BluetoothDevice.hasFeature(uuid: ParcelUuid): Boolean {
+    return uuids?.contains(uuid) ?: false
+}
+
+/**
+ * java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.Object android.util.SparseArray.get(int)' on a null object reference
+ *  at android.bluetooth.le.ScanRecord.getManufacturerSpecificData(ScanRecord.java:118)
+ *  at android.bluetooth.le.ScanFilter.matches(ScanFilter.java:369)
+ * ZenFone Max Pro M1 (ZB602KL) (WW) / Max Pro M1 (ZB601KL) (IN) (ZB602KL), Android 9, PKQ1.WW_Phone-16.2017.2009.087-20200826
+ * Intel Gemini Lake Chromebook (octopus), Android 9, R99-14469.59.0 release-keys
+ */
+fun ScanFilter.matchesSafe(scanResult: ScanResult): Boolean = try {
+    matches(scanResult)
+} catch (e: NullPointerException) {
+    log { "AOSP error: ${e.asLog()}" }
+    false
+}