issue #99: bumped project dependencies, updated configuration, removed legacy support annotations dependency from the library

Author: pwittchen

app/build.gradle

@@ -32,5 +32,5 @@ android {
 
 dependencies {
   implementation project(':library')
-  implementation deps.appcompatv7
+  implementation deps.appcompat
 }

app/src/main/java/com/github/pwittchen/reactivesensors/app/MainActivity.java

@@ -17,10 +17,21 @@
 
 import android.content.Intent;
 import android.os.Bundle;
-import android.support.v7.app.AppCompatActivity;
-import android.view.View;
+import androidx.appcompat.app.AppCompatActivity;
 import com.github.pwittchen.reactivesensors.R;
-import com.github.pwittchen.reactivesensors.app.samples.*;
+import com.github.pwittchen.reactivesensors.app.samples.AccelerometerActivity;
+import com.github.pwittchen.reactivesensors.app.samples.AmbientTemperatureActivity;
+import com.github.pwittchen.reactivesensors.app.samples.GravityActivity;
+import com.github.pwittchen.reactivesensors.app.samples.GyroscopeActivity;
+import com.github.pwittchen.reactivesensors.app.samples.LightActivity;
+import com.github.pwittchen.reactivesensors.app.samples.LinearAccelerationActivity;
+import com.github.pwittchen.reactivesensors.app.samples.MagneticFieldActivity;
+import com.github.pwittchen.reactivesensors.app.samples.OrientationActivity;
+import com.github.pwittchen.reactivesensors.app.samples.PressureActivity;
+import com.github.pwittchen.reactivesensors.app.samples.ProximityActivity;
+import com.github.pwittchen.reactivesensors.app.samples.RelativeHumidityActivity;
+import com.github.pwittchen.reactivesensors.app.samples.RotationVectorActivity;
+import com.github.pwittchen.reactivesensors.app.samples.TemperatureActivity;
 
 public class MainActivity extends AppCompatActivity {
 

app/src/main/java/com/github/pwittchen/reactivesensors/app/SensorActivity.java

@@ -1,8 +1,8 @@
 package com.github.pwittchen.reactivesensors.app;
 
 import android.os.Bundle;
-import android.support.v7.app.AppCompatActivity;
 import android.widget.TextView;
+import androidx.appcompat.app.AppCompatActivity;
 import com.github.pwittchen.reactivesensors.R;
 import com.github.pwittchen.reactivesensors.library.ReactiveSensors;
 import io.reactivex.rxjava3.disposables.Disposable;

build.gradle

@@ -7,21 +7,19 @@ ext {
   compileSdkVersion = 29
   targetSdkVersion = 29
   buildToolsVersion = "29.0.3"
-  kotlinVersion = "1.4.0"
+  kotlinVersion = "1.4.2"
 }
 
-ext.deps = [rxjava            : 'io.reactivex.rxjava3:rxjava:3.0.7',
-            rxandroid         : 'io.reactivex.rxjava3:rxandroid:3.0.0',
-            supportannotations: 'com.android.support:support-annotations:28.0.0',
-            appcompatv7       : 'com.android.support:appcompat-v7:28.0.0',
-            testingsupportlib : 'com.android.support.test:testing-support-lib:0.1',
-            truth             : 'com.google.truth:truth:1.0.1',
+ext.deps = [rxjava            : 'io.reactivex.rxjava3:rxjava:3.1.6',
+            rxandroid         : 'io.reactivex.rxjava3:rxandroid:3.0.2',
+            appcompat         : 'androidx.appcompat:appcompat:1.3.1', // NOTE: newer versions may cause build errors!
+            annotation        : 'androidx.annotation:annotation:1.6.0',
+            truth             : 'com.google.truth:truth:1.1.3',
             kotlinstdlib      : "org.jetbrains.kotlin:kotlin-stdlib:$kotlinVersion",
             kotlingradleplugin: "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion"]
 
 buildscript {
   repositories {
-    jcenter()
     google()
     mavenCentral()
     maven {
@@ -39,7 +37,6 @@ buildscript {
 
 allprojects {
   repositories {
-    jcenter()
     google()
     mavenCentral()
     maven {

config/quality.gradle

@@ -5,7 +5,7 @@ apply plugin: 'pmd'
 check.dependsOn 'checkstyle', 'pmd', 'lint'
 
 checkstyle {
-    toolVersion = "6.0"
+    toolVersion = "6.2"
 }
 
 task checkstyle(type: Checkstyle) {

config/quality/checkstyle/checkstyle.xml

@@ -109,7 +109,6 @@
         <!--<module name="InnerAssignment"/>-->
         <!--module name="MagicNumber"/-->
         <module name="MissingSwitchDefault"/>
-        <module name="RedundantThrows"/>
         <module name="SimplifyBooleanExpression"/>
         <module name="SimplifyBooleanReturn"/>
 

gradle.properties

@@ -14,4 +14,5 @@ POM_DEVELOPER_ID=pwittchen
 POM_DEVELOPER_NAME=Piotr Wittchen
 
 org.gradle.daemon=true
-org.gradle.jvmargs=-XX:MaxPermSize=1024m -XX:+CMSClassUnloadingEnabled -XX:+HeapDumpOnOutOfMemoryError -Xmx2048m -XX:MaxHeapSize=3048
+org.gradle.jvmargs=-XX:MaxPermSize=1024m -XX:+CMSClassUnloadingEnabled -XX:+HeapDumpOnOutOfMemoryError -Xmx4608m -XX:MaxHeapSize=3048
+android.useAndroidX=true

library/build.gradle

@@ -36,9 +36,9 @@ android {
 dependencies {
   api deps.rxjava
   api deps.rxandroid
-  implementation deps.supportannotations
+  api deps.annotation
 
-  androidTestImplementation deps.testingsupportlib
+  androidTestImplementation project(path: ':library')
   androidTestImplementation(deps.truth) {
     exclude group: 'junit' // Android has JUnit built in
   }

library/src/main/java/com/github/pwittchen/reactivesensors/library/ReactiveSensorEvent.java

@@ -18,7 +18,7 @@
 import android.hardware.Sensor;
 import android.hardware.SensorEvent;
 import android.os.Build;
-import android.support.annotation.RequiresApi;
+import androidx.annotation.RequiresApi;
 
 public class ReactiveSensorEvent {
   private SensorEvent sensorEvent;