bump to AndroidX and upgrade SDK version

Author: rogerhu

app/build.gradle

@@ -18,16 +18,15 @@ android {
 }
 
 ext {
-    permissionDispatcherVersion = "3.2.0"
-    supportLibVersion = "28.0.0"
-    googlePlayVersion = "15.0.0"
+    permissionDispatcherVersion = "4.7.0"
+    supportLibVersion = "1.0.0"
+    googlePlayVersion = "17.0.0"
 }
 
 dependencies {
-    implementation "com.android.support:appcompat-v7:$supportLibVersion"
-    implementation "com.android.support:support-v13:$supportLibVersion" // to remove lint error, found in .idea/libraries
+    implementation "androidx.appcompat:appcompat:1.1.0"
     implementation "com.google.android.gms:play-services-maps:$googlePlayVersion"
     implementation "com.google.android.gms:play-services-location:$googlePlayVersion"
-    implementation "com.github.hotchemi:permissionsdispatcher:$permissionDispatcherVersion"
-    annotationProcessor "com.github.hotchemi:permissionsdispatcher-processor:$permissionDispatcherVersion"
+    implementation "org.permissionsdispatcher:permissionsdispatcher:$permissionDispatcherVersion"
+    annotationProcessor "org.permissionsdispatcher:permissionsdispatcher-processor:$permissionDispatcherVersion"
 }

app/src/main/java/com/example/mapdemo/MapDemoActivity.java

@@ -5,12 +5,14 @@
 import android.location.Location;
 import android.os.Bundle;
 import android.os.Looper;
-import android.support.annotation.NonNull;
-import android.support.v7.app.AppCompatActivity;
 import android.text.TextUtils;
 import android.util.Log;
 import android.widget.Toast;
 
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.fragment.app.DialogFragment;
+
 import com.google.android.gms.common.ConnectionResult;
 import com.google.android.gms.common.GooglePlayServicesUtil;
 import com.google.android.gms.location.FusedLocationProviderClient;
@@ -225,7 +227,7 @@ public void onSaveInstanceState(Bundle savedInstanceState) {
     }
 
     // Define a DialogFragment that displays the error dialog
-    public static class ErrorDialogFragment extends android.support.v4.app.DialogFragment {
+    public static class ErrorDialogFragment extends DialogFragment {
 
         // Global field to contain the error dialog
         private Dialog mDialog;

build.gradle

@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.2.0'
+        classpath 'com.android.tools.build:gradle:3.6.2'
     }
 }
 

gradle.properties

@@ -0,0 +1 @@
+android.useAndroidX=true

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Tue Dec 04 23:49:07 PST 2018
+#Sat Apr 04 13:17:28 PDT 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.4-all.zip