android-9.0-pie

问题 Starting Android Pie (API 28), Google isn't allowing using a single WebView instance in 2 different processes. Documentation: https://developer.android.com/reference/android/webkit/WebView.html#setDataDirectorySuffix(java.lang.String) As required, I called WebView.setDataDirectorySuffix("dir_name_no_separator") but unfortunately, I get an exception. I tried to call this method inside the 2nd process Service onCreate(). java.lang.RuntimeException: Unable to create service com.myapp.service

问题 I used checkDataBase function to ensure if the database already exist to avoid re-copying the file each time you open the application in Oreo. But in Android Pie it is not working. private boolean checkDataBase (String dbName, int dbVersion) { SQLiteDatabase checkDB = null; try { String myPath = DB_PATH + dbName; checkDB = SQLiteDatabase.openDatabase(myPath, null, SQLiteDatabase.CONFLICT_ABORT); if (checkDB.getVersion() < dbVersion) { Timber.d("Delete database called"); myContext

问题 I have already defined a custom network security config and included it in my manifest as recommended here res/xml/network_security_config.xml: <?xml version="1.0" encoding="utf-8"?> <network-security-config> <domain-config cleartextTrafficPermitted="true"> <domain includeSubdomains="true">127.0.0.1</domain> <domain includeSubdomains="true">localhost</domain> </domain-config> </network-security-config> and this is in my Android.manifest : <application android:icon="@drawable/icon" android

问题 How to get scan result from wifi for example every 3 seconds, without mWifimanager.startScan(); Google says : startScan() This method was deprecated in API level P. The ability for apps to trigger scan requests will be removed in a future release. Notice for this API level i'm using List<ScanResult> results = mWifiManager.getScanResults(); without calling startScan , the list contains the wifi AP's but it makes updated very very slow Update to 12 January 2019 : https://issuetracker.google.com

问题 I've configured android-P SDK environment successfully. When I attempt to use the android design support library I face project build errors. Project configurations are: IDE: 3.2 Canary 17 Target API: 28 Compile API: 28 apply plugin: 'com.android.application' apply plugin: 'kotlin-android' apply plugin: 'kotlin-android-extensions' android { compileSdkVersion 28 defaultConfig { applicationId "com.app.navigationpoc" minSdkVersion 21 targetSdkVersion 28 versionCode 1 versionName "1.0"

问题 Is there a way to check programmatically whether MobileData is enabled on Android P? Before P, we can use getMobileDataEnabled() with reflection like this answer. https://stackoverflow.com/a/12864897/3752013 But after P, reflection methods throw exception... https://developer.android.com/about/versions/pie/restrictions-non-sdk-interfaces#results-of-keeping-non-sdk Any ideas? 回答1: Use the following class public class NetworkEventReceiver extends ConnectivityManager.NetworkCallback { private

问题 I have an app that run some security checks and alerts the user using notifications when the device connects to a WIFI network with an specific SSID. The app run checks in background and if there is some security issue alerts the user using notifications. The issue is that I was using a broadcast receiver for this but with Android Oreo or newer is not working any more. I was reading a lot and I can't find a way for running some background action exactly when the WIFI connection is turned on.

问题 FingerprintManager#isHardwareDetected() and FingerprintManager#hasEnrolledFingerprints(). Both of which are deprecated in Android 28. What else could I use in order to see if fingerprints are enrolled in this version? I saw this as an option. KeyguardManager keyguardManager = (KeyguardManager) getSystemService(KEYGUARD_SERVICE); if that option is ok, how to translate it into xamarin forms for example () FingerprintManagerCompat fpm= FingerprintManagerCompat.From(CrossCurrentActivity.Current

问题 I am trying to perform HTTPS requests to a host 10.10.10.1 from Android host with 10.10.10.2 in network without Internet connection - only WiFi 2 peers AP and Android 9 Google Pixel One device. I've created network_security_config.xml with my cert that is self-signed and has CN=10.10.10.1 and SAN= DNS: 10.10.10.1 PI: 10.10.10.1. <?xml version="1.0" encoding="utf-8"?> <network-security-config> <base-config cleartextTrafficPermitted="true"> <trust-anchors> <certificates src="system" />

问题 I'm trying to get my app working on Android 9. The following code works fine up to Android 8, but for some reason, the JobService does not get rescheduled on android 9. It gets scheduled the first time but does not get rescheduled according to the set periodic. class RetrieveJobService : JobService() { override fun onStartJob(params: JobParameters): Boolean { doBackgroundWork(params) return true } private fun doBackgroundWork(params: JobParameters) { Thread { try { doRetrieveBackgroundStuff