Gradle updates

app/build.gradle

@@ -1,16 +1,18 @@
 apply plugin: 'com.android.application'
+apply plugin: 'com.google.gms.google-services'
 
 android {
 
-    compileSdkVersion 27
+    compileSdkVersion 29
     buildToolsVersion '27.0.3'
     defaultConfig {
         applicationId "com.groupwork.kinyua.okoa_loan"
-        minSdkVersion 21
-        targetSdkVersion 27
+        minSdkVersion 17
+        targetSdkVersion 29
         versionCode 1
         versionName "1.0"
-        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
     buildTypes {
         release {
@@ -22,20 +24,19 @@ android {
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation 'com.google.firebase:firebase-auth:16.0.2'
-    implementation 'com.google.firebase:firebase-database:16.0.1'
-    implementation 'com.google.firebase:firebase-storage:16.0.1'
-    implementation 'com.google.firebase:firebase-core:16.0.1'
-    androidTestImplementation('com.android.support.test.espresso:espresso-core:2.2.2', {
+    implementation 'com.google.firebase:firebase-auth:19.4.0'
+    implementation 'com.google.firebase:firebase-database:19.4.0'
+    implementation 'com.google.firebase:firebase-storage:19.2.0'
+    implementation 'com.google.firebase:firebase-core:17.5.0'
+    androidTestImplementation('androidx.test.espresso:espresso-core:3.1.0', {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
-    implementation 'com.android.support:appcompat-v7:27.1.1'
-    implementation 'com.android.support:support-v4:27.1.1'
-    implementation 'com.android.support:design:27.1.1'
-    implementation 'com.android.support.constraint:constraint-layout:1.1.2'
-    testImplementation 'junit:junit:4.12'
-}
+    implementation 'androidx.appcompat:appcompat:1.2.0'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    implementation 'com.google.android.material:material:1.2.1'
+    implementation 'androidx.constraintlayout:constraintlayout:2.0.1'
 
-
-
-apply plugin: 'com.google.gms.google-services'
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.2'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
+}

app/src/androidTest/java/com/groupwork/kinyua/okoa_loan/ExampleInstrumentedTest.java

@@ -1,13 +1,14 @@
 package com.groupwork.kinyua.okoa_loan;
 
 import android.content.Context;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+import androidx.test.platform.app.InstrumentationRegistry;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
-import static org.junit.Assert.*;
+import static org.junit.Assert.assertEquals;
 
 /**
  * Instrumentation test, which will execute on an Android device.
@@ -17,10 +18,9 @@
 @RunWith(AndroidJUnit4.class)
 public class ExampleInstrumentedTest {
     @Test
-    public void useAppContext() throws Exception {
+    public void useAppContext() {
         // Context of the app under test.
-        Context appContext = InstrumentationRegistry.getTargetContext();
-
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
         assertEquals("com.groupwork.kinyua.okoa_loan", appContext.getPackageName());
     }
 }

app/src/main/java/com/groupwork/kinyua/okoa_loan/activity/HistoryActivity.java

@@ -1,9 +1,9 @@
 package com.groupwork.kinyua.okoa_loan.activity;
 
 import android.content.Intent;
-import android.support.v7.app.AppCompatActivity;
+import androidx.appcompat.app.AppCompatActivity;
 import android.os.Bundle;
-import android.support.v7.widget.Toolbar;
+import androidx.appcompat.widget.Toolbar;
 import android.view.View;
 
 import com.groupwork.kinyua.okoa_loan.R;