Updated build dependencies

build.gradle

@@ -3,9 +3,13 @@
 buildscript {
     repositories {
         jcenter()
+        maven {
+            url 'https://maven.google.com'
+        }
+        google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:1.5.0'
+        classpath 'com.android.tools.build:gradle:3.2.0'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -15,6 +19,10 @@ buildscript {
 allprojects {
     repositories {
         jcenter()
+        maven {
+            url 'https://maven.google.com'
+        }
+        google()
     }
 }
 

gradle.properties

@@ -16,4 +16,6 @@
 # This option should only be used with decoupled projects. More details, visit
 # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
 # org.gradle.parallel=true
+android.enableJetifier=true
+android.useAndroidX=true
 android.useDeprecatedNdk=true

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Wed Oct 21 11:34:03 PDT 2015
+#Wed Dec 30 21:26:01 CET 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.8-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip

quiet/build.gradle

@@ -3,15 +3,15 @@ import org.apache.tools.ant.taskdefs.condition.Os
 apply plugin: 'com.android.library'
 
 android {
-    compileSdkVersion 23
+    compileSdkVersion 30
     buildToolsVersion "26.0.2"
 
     defaultConfig {
         minSdkVersion 14
-        targetSdkVersion 23
+        targetSdkVersion 29
         versionCode 1
         versionName "1.0"
-        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+        testInstrumentationRunner 'androidx.test.runner.AndroidJUnitRunner'
     }
     buildTypes {
         release {
@@ -31,12 +31,12 @@ android {
 }
 
 dependencies {
-    compile fileTree(dir: 'libs', include: ['*.jar'])
-    testCompile 'junit:junit:4.12'
-    androidTestCompile 'com.android.support:support-annotations:23.0.0'
-    androidTestCompile 'com.android.support.test:rules:0.5'
-    androidTestCompile 'com.android.support.test:runner:0.5'
-    compile 'com.android.support:appcompat-v7:23.1.1'
+    api fileTree(dir: 'libs', include: ['*.jar'])
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'androidx.annotation:annotation:1.0.0'
+    androidTestImplementation 'androidx.test:rules:1.1.1'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.1'
+    api 'androidx.appcompat:appcompat:1.0.0'
 }
 
 def getNdkDir() {
@@ -47,7 +47,7 @@ def getNdkDir() {
     properties.load(project.rootProject.file('local.properties').newDataInputStream())
     def ndkdir = properties.getProperty('ndk.dir', null)
     if (ndkdir == null)
-        throw new GradleException("NDK location not found. Define location with ndk.dir in the local.properties file or with an ANDROID_NDK_ROOT environment variable.")
+        throw new FileNotFoundException("NDK location not found. Define location with ndk.dir in the local.properties file or with an ANDROID_NDK_ROOT environment variable.")
 
     return ndkdir
 }

quiet/local.properties

@@ -0,0 +1,7 @@
+## This file must *NOT* be checked into Version Control Systems,
+# as it contains information specific to your local configuration.
+#
+# Location of the SDK. This is only used by Gradle.
+# For customization when using a Version Control System, please read the
+# header note.
+#Fri Dec 25 10:36:44 CET 2020

quiet/src/androidTest/java/org/quietmodem/Quiet/AudioFrameTest.java

@@ -1,7 +1,7 @@
 package org.quietmodem.Quiet;
 
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 import android.test.suitebuilder.annotation.SmallTest;
 
 import static org.junit.Assert.*;

quiet/src/androidTest/java/org/quietmodem/Quiet/AutoIPTest.java

@@ -1,9 +1,8 @@
 package org.quietmodem.Quiet;
 
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 import android.test.suitebuilder.annotation.LargeTest;
-import android.util.Log;
 
 import org.junit.AfterClass;
 import org.junit.BeforeClass;

quiet/src/androidTest/java/org/quietmodem/Quiet/DatagramTest.java

@@ -1,7 +1,7 @@
 package org.quietmodem.Quiet;
 
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 import android.test.suitebuilder.annotation.MediumTest;
 
 import org.junit.AfterClass;

quiet/src/androidTest/java/org/quietmodem/Quiet/FrameStatsTest.java

@@ -1,7 +1,7 @@
 package org.quietmodem.Quiet;
 
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 import android.test.suitebuilder.annotation.MediumTest;
 import android.util.Log;
 

quiet/src/androidTest/java/org/quietmodem/Quiet/FrameTest.java

@@ -1,7 +1,7 @@
 package org.quietmodem.Quiet;
 
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 import android.test.suitebuilder.annotation.MediumTest;
 
 import static org.junit.Assert.*;

quiet/src/androidTest/java/org/quietmodem/Quiet/SocketTest.java

@@ -1,7 +1,7 @@
 package org.quietmodem.Quiet;
 
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 import android.test.suitebuilder.annotation.MediumTest;
 
 import org.junit.AfterClass;
@@ -13,8 +13,6 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
-import java.io.UnsupportedEncodingException;
-import java.net.SocketException;
 import java.util.Arrays;
 
 @RunWith(AndroidJUnit4.class)