Migrate to Android 10

Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>

2 files changed, 14 insertions, 6 deletions

diff --git a/app/build.gradle b/app/build.gradle
index cef566fd..1e820455 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -6,17 +6,17 @@ apply from: 'nonnull.gradle'
 final def keystorePropertiesFile = rootProject.file("keystore.properties")
 
 android {
-    buildToolsVersion '28.0.3'
+    buildToolsVersion '29.0.2'
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_1_8
         targetCompatibility JavaVersion.VERSION_1_8
     }
-    compileSdkVersion 28
+    compileSdkVersion 29
     dataBinding.enabled true
     defaultConfig {
         applicationId 'com.wireguard.android'
         minSdkVersion 21
-        targetSdkVersion 28
+        targetSdkVersion 29
         versionCode 451
         versionName '0.0.20190708'
         buildConfigField 'int', 'MIN_SDK_VERSION', "$minSdkVersion.apiLevel"
diff --git a/app/src/main/java/com/wireguard/config/InetAddresses.java b/app/src/main/java/com/wireguard/config/InetAddresses.java
index 69fd6cfb..864082e2 100644
--- a/app/src/main/java/com/wireguard/config/InetAddresses.java
+++ b/app/src/main/java/com/wireguard/config/InetAddresses.java
@@ -5,6 +5,7 @@
 
 package com.wireguard.config;
 
+import android.os.Build;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.net.Inet4Address;
@@ -15,9 +16,12 @@ import java.net.InetAddress;
  * Utility methods for creating instances of {@link InetAddress}.
  */
 public final class InetAddresses {
-    private static final Method PARSER_METHOD;
+    private static Method PARSER_METHOD;
 
-    static {
+
+    private static Method getParserMethod() {
+        if (PARSER_METHOD != null)
+                return PARSER_METHOD;
         try {
             // This method is only present on Android.
             // noinspection JavaReflectionMemberAccess
@@ -25,6 +29,7 @@ public final class InetAddresses {
         } catch (final NoSuchMethodException e) {
             throw new RuntimeException(e);
         }
+        return PARSER_METHOD;
     }
 
     private InetAddresses() {
@@ -41,7 +46,10 @@ public final class InetAddresses {
         if (address.isEmpty())
             throw new ParseException(InetAddress.class, address, "Empty address");
         try {
-            return (InetAddress) PARSER_METHOD.invoke(null, address);
+            if (Build.VERSION.SDK_INT < 29)
+                return (InetAddress) getParserMethod().invoke(null, address);
+            else
+                return android.net.InetAddresses.parseNumericAddress(address);
         } catch (final IllegalAccessException | InvocationTargetException e) {
             final Throwable cause = e.getCause();
             // Re-throw parsing exceptions with the original type, as callers might try to catch