Migrate to AndroidX.

app/build.gradle

@@ -1,12 +1,11 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 26
-    buildToolsVersion '26.0.3'
+    compileSdkVersion 28
     defaultConfig {
         applicationId "com.ajts.androidmads.sqlite2xlDemo"
         minSdkVersion 15
-        targetSdkVersion 26
+        targetSdkVersion 28
         versionCode 1
         versionName "1.0"
     }
@@ -19,11 +18,11 @@ android {
 }
 
 dependencies {
-    compile fileTree(dir: 'libs', include: ['*.jar'])
-    compile project(path: ':library')
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation project(path: ':library')
 //    compile 'com.ajts.androidmads.SQLite2Excel:library:1.0.1'
-    compile 'com.android.support:appcompat-v7:26.1.0'
-    compile 'com.android.support:design:26.1.0'
+    implementation 'androidx.appcompat:appcompat:1.0.2'
+    implementation 'com.google.android.material:material:1.0.0'
 }
 repositories {
     mavenCentral()

app/src/main/java/com/ajts/androidmads/sqlite2xlDemo/Excel2SQLiteActivity.java

@@ -2,7 +2,6 @@
 
 import android.os.Bundle;
 import android.os.Environment;
-import android.support.v7.app.AppCompatActivity;
 import android.view.MenuItem;
 import android.view.View;
 import android.widget.Button;
@@ -15,6 +14,8 @@
 
 import java.io.File;
 
+import androidx.appcompat.app.AppCompatActivity;
+
 public class Excel2SQLiteActivity extends AppCompatActivity {
 
     EditText edtFilePath;

app/src/main/java/com/ajts/androidmads/sqlite2xlDemo/MainActivity.java

@@ -6,13 +6,14 @@
 import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
-import android.support.v4.app.ActivityCompat;
-import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.Toolbar;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+import androidx.core.app.ActivityCompat;
+
 public class MainActivity extends AppCompatActivity {
 
     @Override

app/src/main/java/com/ajts/androidmads/sqlite2xlDemo/SQLite2ExcelActivity.java

@@ -5,7 +5,6 @@
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 import android.os.Environment;
-import android.support.v7.app.AppCompatActivity;
 import android.util.Log;
 import android.view.MenuItem;
 import android.view.View;
@@ -26,6 +25,8 @@
 import java.util.HashMap;
 import java.util.List;
 
+import androidx.appcompat.app.AppCompatActivity;
+
 public class SQLite2ExcelActivity extends AppCompatActivity {
 
     EditText edtUser, edtContactNo;

app/src/main/java/com/ajts/androidmads/sqlite2xlDemo/adapter/CustomAdapter.java

@@ -2,15 +2,10 @@
 
 import android.annotation.SuppressLint;
 import android.content.Context;
-import android.graphics.BitmapFactory;
-import android.support.annotation.NonNull;
-import android.util.Base64;
-import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.BaseAdapter;
-import android.widget.ImageView;
 import android.widget.TextView;
 
 import com.ajts.androidmads.sqlite2xlDemo.R;
@@ -19,6 +14,8 @@
 import java.util.ArrayList;
 import java.util.List;
 
+import androidx.annotation.NonNull;
+
 /**
  * Created by Mushtaq on 12-04-2017.
  */

app/src/main/java/com/ajts/androidmads/sqlite2xlDemo/util/Utils.java

@@ -1,8 +1,9 @@
 package com.ajts.androidmads.sqlite2xlDemo.util;
 
-import android.support.design.widget.Snackbar;
 import android.view.View;
 
+import com.google.android.material.snackbar.Snackbar;
+
 /**
  * Created by Mushtaq on 14-04-2017.
  */

app/src/main/res/layout/activity_main.xml

@@ -1,26 +1,26 @@
 <?xml version="1.0" encoding="utf-8"?>
-<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:fitsSystemWindows="true"
     tools:context="com.ajts.androidmads.sqlite2xlDemo.MainActivity">
 
-    <android.support.design.widget.AppBarLayout
+    <com.google.android.material.appbar.AppBarLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:theme="@style/AppTheme.AppBarOverlay">
 
-        <android.support.v7.widget.Toolbar
+        <androidx.appcompat.widget.Toolbar
             android:id="@+id/toolbar"
             android:layout_width="match_parent"
             android:layout_height="?attr/actionBarSize"
             android:background="?attr/colorPrimary"
-            app:popupTheme="@style/AppTheme.PopupOverlay" />
+            app:popupTheme="@style/AppTheme.AppBarOverlay" />
 
-    </android.support.design.widget.AppBarLayout>
+    </com.google.android.material.appbar.AppBarLayout>
 
     <include layout="@layout/content_main" />
 
-</android.support.design.widget.CoordinatorLayout>
+</androidx.coordinatorlayout.widget.CoordinatorLayout>

app/src/main/res/values-v21/styles.xml

@@ -4,6 +4,6 @@
         <item name="windowActionBar">false</item>
         <item name="windowNoTitle">true</item>
         <item name="android:windowDrawsSystemBarBackgrounds">true</item>
-        <item name="android:statusBarColor">@android:color/transparent</item>
+        <!--<item name="android:statusBarColor">@android:color/transparent</item>-->
     </style>
 </resources>

build.gradle

@@ -7,9 +7,10 @@ buildscript {
             url 'https://maven.google.com/'
             name 'Google'
         }
+        google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.1'
+        classpath 'com.android.tools.build:gradle:3.2.1'
         classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.2'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:1.4.1'
         // NOTE: Do not place your application dependencies here; they belong

gradle.properties

@@ -9,6 +9,8 @@
 
 # Specifies the JVM arguments used for the daemon process.
 # The setting is particularly useful for tweaking memory settings.
+android.enableJetifier=true
+android.useAndroidX=true
 org.gradle.jvmargs=-Xmx1024m
 
 # When configured, Gradle will run in incubating parallel mode.