Migrate to AndroidX

49 files changed, 178 insertions, 183 deletions

diff --git a/app/src/main/java/SubredditDatabase/SubredditDao.java b/app/src/main/java/SubredditDatabase/SubredditDao.java
index 657da989..b99b8baf 100644
--- a/app/src/main/java/SubredditDatabase/SubredditDao.java
+++ b/app/src/main/java/SubredditDatabase/SubredditDao.java
@@ -1,10 +1,10 @@
 package SubredditDatabase;
 
-import android.arch.lifecycle.LiveData;
-import android.arch.persistence.room.Dao;
-import android.arch.persistence.room.Insert;
-import android.arch.persistence.room.OnConflictStrategy;
-import android.arch.persistence.room.Query;
+import androidx.lifecycle.LiveData;
+import androidx.room.Dao;
+import androidx.room.Insert;
+import androidx.room.OnConflictStrategy;
+import androidx.room.Query;
 
 @Dao
 public interface SubredditDao {
diff --git a/app/src/main/java/SubredditDatabase/SubredditData.java b/app/src/main/java/SubredditDatabase/SubredditData.java
index 973eda18..9af7204d 100644
--- a/app/src/main/java/SubredditDatabase/SubredditData.java
+++ b/app/src/main/java/SubredditDatabase/SubredditData.java
@@ -1,8 +1,8 @@
 package SubredditDatabase;
 
-import android.arch.persistence.room.ColumnInfo;
-import android.arch.persistence.room.Entity;
-import android.support.annotation.NonNull;
+import androidx.room.ColumnInfo;
+import androidx.room.Entity;
+import androidx.annotation.NonNull;
 
 import SubscribedSubredditDatabase.SubscribedSubredditData;
 
diff --git a/app/src/main/java/SubredditDatabase/SubredditRepository.java b/app/src/main/java/SubredditDatabase/SubredditRepository.java
index 4e435da9..5e4cb7d7 100644
--- a/app/src/main/java/SubredditDatabase/SubredditRepository.java
+++ b/app/src/main/java/SubredditDatabase/SubredditRepository.java
@@ -1,7 +1,7 @@
 package SubredditDatabase;
 
 import android.app.Application;
-import android.arch.lifecycle.LiveData;
+import androidx.lifecycle.LiveData;
 import android.os.AsyncTask;
 
 public class SubredditRepository {
diff --git a/app/src/main/java/SubredditDatabase/SubredditRoomDatabase.java b/app/src/main/java/SubredditDatabase/SubredditRoomDatabase.java
index 764a3741..fa656b30 100644
--- a/app/src/main/java/SubredditDatabase/SubredditRoomDatabase.java
+++ b/app/src/main/java/SubredditDatabase/SubredditRoomDatabase.java
@@ -1,8 +1,8 @@
 package SubredditDatabase;
 
-import android.arch.persistence.room.Database;
-import android.arch.persistence.room.Room;
-import android.arch.persistence.room.RoomDatabase;
+import androidx.room.Database;
+import androidx.room.Room;
+import androidx.room.RoomDatabase;
 import android.content.Context;
 
 @Database(entities = {SubredditData.class}, version = 1)
diff --git a/app/src/main/java/SubredditDatabase/SubredditViewModel.java b/app/src/main/java/SubredditDatabase/SubredditViewModel.java
index 19c2d726..a0dfa7c9 100644
--- a/app/src/main/java/SubredditDatabase/SubredditViewModel.java
+++ b/app/src/main/java/SubredditDatabase/SubredditViewModel.java
@@ -1,11 +1,11 @@
 package SubredditDatabase;
 
 import android.app.Application;
-import android.arch.lifecycle.AndroidViewModel;
-import android.arch.lifecycle.LiveData;
-import android.arch.lifecycle.ViewModel;
-import android.arch.lifecycle.ViewModelProvider;
-import android.support.annotation.NonNull;
+import androidx.lifecycle.AndroidViewModel;
+import androidx.lifecycle.LiveData;
+import androidx.lifecycle.ViewModel;
+import androidx.lifecycle.ViewModelProvider;
+import androidx.annotation.NonNull;
 
 public class SubredditViewModel extends AndroidViewModel {
     private SubredditRepository mSubredditRepository;
diff --git a/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditDao.java b/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditDao.java
index 35ceac47..3a5aa9be 100644
--- a/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditDao.java
+++ b/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditDao.java
@@ -1,10 +1,10 @@
 package SubscribedSubredditDatabase;
 
-import android.arch.lifecycle.LiveData;
-import android.arch.persistence.room.Dao;
-import android.arch.persistence.room.Insert;
-import android.arch.persistence.room.OnConflictStrategy;
-import android.arch.persistence.room.Query;
+import androidx.lifecycle.LiveData;
+import androidx.room.Dao;
+import androidx.room.Insert;
+import androidx.room.OnConflictStrategy;
+import androidx.room.Query;
 
 import java.util.List;
 
diff --git a/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditData.java b/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditData.java
index c6812768..4c6f1a49 100644
--- a/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditData.java
+++ b/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditData.java
@@ -1,9 +1,9 @@
 package SubscribedSubredditDatabase;
 
-import android.arch.persistence.room.ColumnInfo;
-import android.arch.persistence.room.Entity;
-import android.arch.persistence.room.PrimaryKey;
-import android.support.annotation.NonNull;
+import androidx.room.ColumnInfo;
+import androidx.room.Entity;
+import androidx.room.PrimaryKey;
+import androidx.annotation.NonNull;
 
 @Entity(tableName = "subscribed_subreddits")
 public class SubscribedSubredditData {
diff --git a/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditRepository.java b/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditRepository.java
index 54b2ddfa..02bb7881 100644
--- a/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditRepository.java
+++ b/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditRepository.java
@@ -1,7 +1,7 @@
 package SubscribedSubredditDatabase;
 
 import android.app.Application;
-import android.arch.lifecycle.LiveData;
+import androidx.lifecycle.LiveData;
 import android.os.AsyncTask;
 
 import java.util.List;
diff --git a/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditRoomDatabase.java b/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditRoomDatabase.java
index abde79b4..48602fcc 100644
--- a/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditRoomDatabase.java
+++ b/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditRoomDatabase.java
@@ -1,8 +1,8 @@
 package SubscribedSubredditDatabase;
 
-import android.arch.persistence.room.Database;
-import android.arch.persistence.room.Room;
-import android.arch.persistence.room.RoomDatabase;
+import androidx.room.Database;
+import androidx.room.Room;
+import androidx.room.RoomDatabase;
 import android.content.Context;
 
 @Database(entities = {SubscribedSubredditData.class}, version = 1)
diff --git a/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditViewModel.java b/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditViewModel.java
index 8598dd55..9ed8ac93 100644
--- a/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditViewModel.java
+++ b/app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditViewModel.java
@@ -1,8 +1,8 @@
 package SubscribedSubredditDatabase;
 
 import android.app.Application;
-import android.arch.lifecycle.AndroidViewModel;
-import android.arch.lifecycle.LiveData;
+import androidx.lifecycle.AndroidViewModel;
+import androidx.lifecycle.LiveData;
 
 import java.util.List;
 
diff --git a/app/src/main/java/SubscribedUserDatabase/SubscribedUserDao.java b/app/src/main/java/SubscribedUserDatabase/SubscribedUserDao.java
index e1810eec..711b02a6 100644
--- a/app/src/main/java/SubscribedUserDatabase/SubscribedUserDao.java
+++ b/app/src/main/java/SubscribedUserDatabase/SubscribedUserDao.java
@@ -1,10 +1,10 @@
 package SubscribedUserDatabase;
 
-import android.arch.lifecycle.LiveData;
-import android.arch.persistence.room.Dao;
-import android.arch.persistence.room.Insert;
-import android.arch.persistence.room.OnConflictStrategy;
-import android.arch.persistence.room.Query;
+import androidx.lifecycle.LiveData;
+import androidx.room.Dao;
+import androidx.room.Insert;
+import androidx.room.OnConflictStrategy;
+import androidx.room.Query;
 
 import java.util.List;
 
diff --git a/app/src/main/java/SubscribedUserDatabase/SubscribedUserData.java b/app/src/main/java/SubscribedUserDatabase/SubscribedUserData.java
index 41947efe..98c5a971 100644
--- a/app/src/main/java/SubscribedUserDatabase/SubscribedUserData.java
+++ b/app/src/main/java/SubscribedUserDatabase/SubscribedUserData.java
@@ -1,9 +1,9 @@
 package SubscribedUserDatabase;
 
-import android.arch.persistence.room.ColumnInfo;
-import android.arch.persistence.room.Entity;
-import android.arch.persistence.room.PrimaryKey;
-import android.support.annotation.NonNull;
+import androidx.room.ColumnInfo;
+import androidx.room.Entity;
+import androidx.room.PrimaryKey;
+import androidx.annotation.NonNull;
 
 @Entity(tableName = "subscribed_users")
 public class SubscribedUserData {
diff --git a/app/src/main/java/SubscribedUserDatabase/SubscribedUserRepository.java b/app/src/main/java/SubscribedUserDatabase/SubscribedUserRepository.java
index 5cab5fa8..10549113 100644
--- a/app/src/main/java/SubscribedUserDatabase/SubscribedUserRepository.java
+++ b/app/src/main/java/SubscribedUserDatabase/SubscribedUserRepository.java
@@ -1,7 +1,7 @@
 package SubscribedUserDatabase;
 
 import android.app.Application;
-import android.arch.lifecycle.LiveData;
+import androidx.lifecycle.LiveData;
 import android.os.AsyncTask;
 
 import java.util.List;
diff --git a/app/src/main/java/SubscribedUserDatabase/SubscribedUserRoomDatabase.java b/app/src/main/java/SubscribedUserDatabase/SubscribedUserRoomDatabase.java
index cf3ea59d..12e6fb90 100644
--- a/app/src/main/java/SubscribedUserDatabase/SubscribedUserRoomDatabase.java
+++ b/app/src/main/java/SubscribedUserDatabase/SubscribedUserRoomDatabase.java
@@ -1,8 +1,8 @@
 package SubscribedUserDatabase;
 
-import android.arch.persistence.room.Database;
-import android.arch.persistence.room.Room;
-import android.arch.persistence.room.RoomDatabase;
+import androidx.room.Database;
+import androidx.room.Room;
+import androidx.room.RoomDatabase;
 import android.content.Context;
 
 @Database(entities = {SubscribedUserData.class}, version = 1)
diff --git a/app/src/main/java/SubscribedUserDatabase/SubscribedUserViewModel.java b/app/src/main/java/SubscribedUserDatabase/SubscribedUserViewModel.java
index 858fac48..ed1db58f 100644
--- a/app/src/main/java/SubscribedUserDatabase/SubscribedUserViewModel.java
+++ b/app/src/main/java/SubscribedUserDatabase/SubscribedUserViewModel.java
@@ -1,8 +1,8 @@
 package SubscribedUserDatabase;
 
 import android.app.Application;
-import android.arch.lifecycle.AndroidViewModel;
-import android.arch.lifecycle.LiveData;
+import androidx.lifecycle.AndroidViewModel;
+import androidx.lifecycle.LiveData;
 
 import java.util.List;
 
diff --git a/app/src/main/java/User/UserDao.java b/app/src/main/java/User/UserDao.java
index 4ce2536b..2bf7b824 100644
--- a/app/src/main/java/User/UserDao.java
+++ b/app/src/main/java/User/UserDao.java
@@ -1,10 +1,10 @@
 package User;
 
-import android.arch.lifecycle.LiveData;
-import android.arch.persistence.room.Dao;
-import android.arch.persistence.room.Insert;
-import android.arch.persistence.room.OnConflictStrategy;
-import android.arch.persistence.room.Query;
+import androidx.lifecycle.LiveData;
+import androidx.room.Dao;
+import androidx.room.Insert;
+import androidx.room.OnConflictStrategy;
+import androidx.room.Query;
 
 @Dao
 public interface UserDao {
diff --git a/app/src/main/java/User/UserData.java b/app/src/main/java/User/UserData.java
index a3b15b0e..c334c289 100644
--- a/app/src/main/java/User/UserData.java
+++ b/app/src/main/java/User/UserData.java
@@ -1,8 +1,8 @@
 package User;
 
-import android.arch.persistence.room.ColumnInfo;
-import android.arch.persistence.room.Entity;
-import android.support.annotation.NonNull;
+import androidx.room.ColumnInfo;
+import androidx.room.Entity;
+import androidx.annotation.NonNull;
 
 import SubscribedUserDatabase.SubscribedUserData;
 
diff --git a/app/src/main/java/User/UserRepository.java b/app/src/main/java/User/UserRepository.java
index d505db2b..b9e36ea4 100644
--- a/app/src/main/java/User/UserRepository.java
+++ b/app/src/main/java/User/UserRepository.java
@@ -1,7 +1,7 @@
 package User;
 
 import android.app.Application;
-import android.arch.lifecycle.LiveData;
+import androidx.lifecycle.LiveData;
 import android.os.AsyncTask;
 
 public class UserRepository {
diff --git a/app/src/main/java/User/UserRoomDatabase.java b/app/src/main/java/User/UserRoomDatabase.java
index 288400a6..7faa7e2c 100644
--- a/app/src/main/java/User/UserRoomDatabase.java
+++ b/app/src/main/java/User/UserRoomDatabase.java
@@ -1,8 +1,8 @@
 package User;
 
-import android.arch.persistence.room.Database;
-import android.arch.persistence.room.Room;
-import android.arch.persistence.room.RoomDatabase;
+import androidx.room.Database;
+import androidx.room.Room;
+import androidx.room.RoomDatabase;
 import android.content.Context;
 
 @Database(entities = {UserData.class}, version = 1)
diff --git a/app/src/main/java/User/UserViewModel.java b/app/src/main/java/User/UserViewModel.java
index a006e253..aab98645 100644
--- a/app/src/main/java/User/UserViewModel.java
+++ b/app/src/main/java/User/UserViewModel.java
@@ -1,13 +1,11 @@
 package User;
 
 import android.app.Application;
-import android.arch.lifecycle.AndroidViewModel;
-import android.arch.lifecycle.LiveData;
-import android.arch.lifecycle.ViewModel;
-import android.arch.lifecycle.ViewModelProvider;
-import android.support.annotation.NonNull;
-
-import SubredditDatabase.SubredditViewModel;
+import androidx.lifecycle.AndroidViewModel;
+import androidx.lifecycle.LiveData;
+import androidx.lifecycle.ViewModel;
+import androidx.lifecycle.ViewModelProvider;
+import androidx.annotation.NonNull;
 
 public class UserViewModel extends AndroidViewModel {
     private UserRepository mSubredditRepository;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/AccessTokenAuthenticator.java b/app/src/main/java/ml/docilealligator/infinityforreddit/AccessTokenAuthenticator.java
index b7f8e104..2aebbd52 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/AccessTokenAuthenticator.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/AccessTokenAuthenticator.java
@@ -1,8 +1,6 @@
 package ml.docilealligator.infinityforreddit;
 
 import android.content.SharedPreferences;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
 import android.util.Log;
 
 import org.json.JSONException;
@@ -12,6 +10,8 @@ import java.io.IOException;
 import java.util.HashMap;
 import java.util.Map;
 
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 import okhttp3.Authenticator;
 import okhttp3.Headers;
 import okhttp3.Request;
@@ -31,7 +31,7 @@ class AccessTokenAuthenticator implements Authenticator {
 
     @Nullable
     @Override
-    public Request authenticate(@NonNull Route route, @NonNull Response response) throws IOException {
+    public Request authenticate(@NonNull Route route, @NonNull Response response) {
         if (response.code() == 401) {
             String accessToken = response.request().header(RedditUtils.AUTHORIZATION_KEY).substring(RedditUtils.AUTHORIZATION_BASE.length());
             synchronized (this) {
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/CommentAdapter.java b/app/src/main/java/ml/docilealligator/infinityforreddit/CommentAdapter.java
index 44bc7fe8..1ec848ad 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/CommentAdapter.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/CommentAdapter.java
@@ -1,16 +1,16 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.arch.paging.PagedListAdapter;
+import androidx.paging.PagedListAdapter;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.graphics.ColorFilter;
 import android.net.Uri;
-import android.support.annotation.NonNull;
-import android.support.customtabs.CustomTabsIntent;
-import android.support.v4.content.ContextCompat;
-import android.support.v7.util.DiffUtil;
-import android.support.v7.widget.RecyclerView;
+import androidx.annotation.NonNull;
+import androidx.browser.customtabs.CustomTabsIntent;
+import androidx.core.content.ContextCompat;
+import androidx.recyclerview.widget.DiffUtil;
+import androidx.recyclerview.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/CommentDataSource.java b/app/src/main/java/ml/docilealligator/infinityforreddit/CommentDataSource.java
index 9e98f29a..99084dbf 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/CommentDataSource.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/CommentDataSource.java
@@ -1,8 +1,8 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.arch.lifecycle.MutableLiveData;
-import android.arch.paging.PageKeyedDataSource;
-import android.support.annotation.NonNull;
+import androidx.lifecycle.MutableLiveData;
+import androidx.paging.PageKeyedDataSource;
+import androidx.annotation.NonNull;
 import android.util.Log;
 
 import java.util.ArrayList;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/CommentDataSourceFactory.java b/app/src/main/java/ml/docilealligator/infinityforreddit/CommentDataSourceFactory.java
index 2c149dbe..1d16e2d2 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/CommentDataSourceFactory.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/CommentDataSourceFactory.java
@@ -1,7 +1,7 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.arch.lifecycle.MutableLiveData;
-import android.arch.paging.DataSource;
+import androidx.lifecycle.MutableLiveData;
+import androidx.paging.DataSource;
 
 import java.util.Locale;
 
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/CommentMultiLevelRecyclerViewAdapter.java b/app/src/main/java/ml/docilealligator/infinityforreddit/CommentMultiLevelRecyclerViewAdapter.java
index 84186625..08b465b3 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/CommentMultiLevelRecyclerViewAdapter.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/CommentMultiLevelRecyclerViewAdapter.java
@@ -5,10 +5,10 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.graphics.ColorFilter;
 import android.net.Uri;
-import android.support.annotation.NonNull;
-import android.support.customtabs.CustomTabsIntent;
-import android.support.v4.content.ContextCompat;
-import android.support.v7.widget.RecyclerView;
+import androidx.annotation.NonNull;
+import androidx.browser.customtabs.CustomTabsIntent;
+import androidx.core.content.ContextCompat;
+import androidx.recyclerview.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/CommentViewModel.java b/app/src/main/java/ml/docilealligator/infinityforreddit/CommentViewModel.java
index 12d28818..def1e287 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/CommentViewModel.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/CommentViewModel.java
@@ -1,12 +1,12 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.arch.lifecycle.LiveData;
-import android.arch.lifecycle.Transformations;
-import android.arch.lifecycle.ViewModel;
-import android.arch.lifecycle.ViewModelProvider;
-import android.arch.paging.LivePagedListBuilder;
-import android.arch.paging.PagedList;
-import android.support.annotation.NonNull;
+import androidx.lifecycle.LiveData;
+import androidx.lifecycle.Transformations;
+import androidx.lifecycle.ViewModel;
+import androidx.lifecycle.ViewModelProvider;
+import androidx.paging.LivePagedListBuilder;
+import androidx.paging.PagedList;
+import androidx.annotation.NonNull;
 
 import java.util.Locale;
 
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/FetchComment.java b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchComment.java
index acd49008..0afb2978 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/FetchComment.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchComment.java
@@ -1,6 +1,6 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.support.annotation.NonNull;
+import androidx.annotation.NonNull;
 import android.util.Log;
 
 import java.util.ArrayList;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/FetchMyInfo.java b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchMyInfo.java
index d638db9c..393349a1 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/FetchMyInfo.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchMyInfo.java
@@ -1,7 +1,7 @@
 package ml.docilealligator.infinityforreddit;
 
 import android.content.SharedPreferences;
-import android.support.annotation.NonNull;
+import androidx.annotation.NonNull;
 import android.util.Log;
 
 import retrofit2.Call;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/FetchSubredditData.java b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchSubredditData.java
index 3949e667..f3f1536b 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/FetchSubredditData.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchSubredditData.java
@@ -1,6 +1,6 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.support.annotation.NonNull;
+import androidx.annotation.NonNull;
 import android.util.Log;
 
 import retrofit2.Call;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/FetchSubscribedThing.java b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchSubscribedThing.java
index 691d170b..c0a96870 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/FetchSubscribedThing.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchSubscribedThing.java
@@ -1,7 +1,7 @@
 package ml.docilealligator.infinityforreddit;
 
 import android.content.SharedPreferences;
-import android.support.annotation.NonNull;
+import androidx.annotation.NonNull;
 import android.util.Log;
 
 import java.util.ArrayList;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/FetchUserData.java b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchUserData.java
index 9bfcf7c3..7415be7e 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/FetchUserData.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchUserData.java
@@ -1,6 +1,6 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.support.annotation.NonNull;
+import androidx.annotation.NonNull;
 import android.util.Log;
 
 import User.UserData;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/LoginActivity.java b/app/src/main/java/ml/docilealligator/infinityforreddit/LoginActivity.java
index 605d2d23..5e392a2c 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/LoginActivity.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/LoginActivity.java
@@ -6,7 +6,7 @@ import android.content.SharedPreferences;
 import android.graphics.Bitmap;
 import android.net.Uri;
 import android.os.Bundle;
-import android.support.v7.app.AppCompatActivity;
+import androidx.appcompat.app.AppCompatActivity;
 import android.view.MenuItem;
 import android.webkit.WebView;
 import android.webkit.WebViewClient;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/MainActivity.java b/app/src/main/java/ml/docilealligator/infinityforreddit/MainActivity.java
index 4e4a30d2..bbd6e60c 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/MainActivity.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/MainActivity.java
@@ -1,19 +1,19 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.arch.lifecycle.ViewModelProviders;
+import androidx.lifecycle.ViewModelProviders;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.os.AsyncTask;
 import android.os.Bundle;
-import android.support.v4.app.Fragment;
-import android.support.v4.view.GravityCompat;
-import android.support.v4.widget.DrawerLayout;
-import android.support.v7.app.ActionBarDrawerToggle;
-import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.LinearLayoutManager;
-import android.support.v7.widget.RecyclerView;
-import android.support.v7.widget.Toolbar;
+import androidx.fragment.app.Fragment;
+import androidx.core.view.GravityCompat;
+import androidx.drawerlayout.widget.DrawerLayout;
+import androidx.appcompat.app.ActionBarDrawerToggle;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+import androidx.appcompat.widget.Toolbar;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/PostDataSource.java b/app/src/main/java/ml/docilealligator/infinityforreddit/PostDataSource.java
index 6f374fb9..6c4ddb8c 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/PostDataSource.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/PostDataSource.java
@@ -1,8 +1,8 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.arch.lifecycle.MutableLiveData;
-import android.arch.paging.PageKeyedDataSource;
-import android.support.annotation.NonNull;
+import androidx.lifecycle.MutableLiveData;
+import androidx.paging.PageKeyedDataSource;
+import androidx.annotation.NonNull;
 import android.util.Log;
 
 import java.util.ArrayList;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/PostDataSourceFactory.java b/app/src/main/java/ml/docilealligator/infinityforreddit/PostDataSourceFactory.java
index 58f67d42..1f8d0ccc 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/PostDataSourceFactory.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/PostDataSourceFactory.java
@@ -1,7 +1,7 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.arch.lifecycle.MutableLiveData;
-import android.arch.paging.DataSource;
+import androidx.lifecycle.MutableLiveData;
+import androidx.paging.DataSource;
 
 import java.util.Locale;
 
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/PostFragment.java b/app/src/main/java/ml/docilealligator/infinityforreddit/PostFragment.java
index 28ad4cef..493eb616 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/PostFragment.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/PostFragment.java
@@ -1,15 +1,15 @@
 package ml.docilealligator.infinityforreddit;
 
 
-import android.arch.lifecycle.ViewModelProviders;
+import androidx.lifecycle.ViewModelProviders;
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.os.Bundle;
-import android.support.annotation.NonNull;
-import android.support.design.widget.CoordinatorLayout;
-import android.support.v4.app.Fragment;
-import android.support.v7.widget.LinearLayoutManager;
-import android.support.v7.widget.RecyclerView;
+import androidx.annotation.NonNull;
+import androidx.coordinatorlayout.widget.CoordinatorLayout;
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/PostRecyclerViewAdapter.java b/app/src/main/java/ml/docilealligator/infinityforreddit/PostRecyclerViewAdapter.java
index d2ca18ea..657919ed 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/PostRecyclerViewAdapter.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/PostRecyclerViewAdapter.java
@@ -1,21 +1,21 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.arch.paging.PagedListAdapter;
+import androidx.paging.PagedListAdapter;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.graphics.ColorFilter;
 import android.graphics.drawable.Drawable;
 import android.net.Uri;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
-import android.support.customtabs.CustomTabsIntent;
-import android.support.design.card.MaterialCardView;
-import android.support.design.chip.Chip;
-import android.support.v4.content.ContextCompat;
-import android.support.v7.util.DiffUtil;
-import android.support.v7.widget.CardView;
-import android.support.v7.widget.RecyclerView;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.browser.customtabs.CustomTabsIntent;
+import com.google.android.material.card.MaterialCardView;
+import com.google.android.material.chip.Chip;
+import androidx.core.content.ContextCompat;
+import androidx.recyclerview.widget.DiffUtil;
+import androidx.cardview.widget.CardView;
+import androidx.recyclerview.widget.RecyclerView;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/PostViewModel.java b/app/src/main/java/ml/docilealligator/infinityforreddit/PostViewModel.java
index 8bfc4560..93d51f25 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/PostViewModel.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/PostViewModel.java
@@ -1,12 +1,12 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.arch.lifecycle.LiveData;
-import android.arch.lifecycle.Transformations;
-import android.arch.lifecycle.ViewModel;
-import android.arch.lifecycle.ViewModelProvider;
-import android.arch.paging.LivePagedListBuilder;
-import android.arch.paging.PagedList;
-import android.support.annotation.NonNull;
+import androidx.lifecycle.LiveData;
+import androidx.lifecycle.Transformations;
+import androidx.lifecycle.ViewModel;
+import androidx.lifecycle.ViewModelProvider;
+import androidx.paging.LivePagedListBuilder;
+import androidx.paging.PagedList;
+import androidx.annotation.NonNull;
 
 import java.util.Locale;
 
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/SharedPreferencesUtils.java b/app/src/main/java/ml/docilealligator/infinityforreddit/SharedPreferencesUtils.java
index 5ab2286d..7df06afc 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/SharedPreferencesUtils.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/SharedPreferencesUtils.java
@@ -10,9 +10,6 @@ public class SharedPreferencesUtils {
     static final String AUTH_CODE_KEY = "code";
     public static final String ACCESS_TOKEN_KEY = "accessToken";
     static final String REFRESH_TOKEN_KEY = "refreshToken";
-    static final String QUERY_ACCESS_TOKEN_TIME_KEY = "queryAccessTokenTime";
-    static final String ACCESS_TOKEN_EXPIRE_INTERVAL_KEY = "accessTokenExpireInterval";
-    static final String MODHASH_KEY = "modhash";
     static final String USER_KEY = "user";
     static final String PROFILE_IMAGE_URL_KEY = "profileImageUrl";
     static final String BANNER_IMAGE_URL_KEY = "bannerImageUrl";
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/SubredditSubscription.java b/app/src/main/java/ml/docilealligator/infinityforreddit/SubredditSubscription.java
index 4a5f9ef5..ceb73e3b 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/SubredditSubscription.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/SubredditSubscription.java
@@ -2,7 +2,7 @@ package ml.docilealligator.infinityforreddit;
 
 import android.content.SharedPreferences;
 import android.os.AsyncTask;
-import android.support.annotation.NonNull;
+import androidx.annotation.NonNull;
 import android.util.Log;
 
 import java.util.HashMap;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/SubscribedSubredditRecyclerViewAdapter.java b/app/src/main/java/ml/docilealligator/infinityforreddit/SubscribedSubredditRecyclerViewAdapter.java
index d4098c1b..305a2657 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/SubscribedSubredditRecyclerViewAdapter.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/SubscribedSubredditRecyclerViewAdapter.java
@@ -2,8 +2,8 @@ package ml.docilealligator.infinityforreddit;
 
 import android.content.Context;
 import android.content.Intent;
-import android.support.annotation.NonNull;
-import android.support.v7.widget.RecyclerView;
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/SubscribedUserRecyclerViewAdapter.java b/app/src/main/java/ml/docilealligator/infinityforreddit/SubscribedUserRecyclerViewAdapter.java
index 8f0e402e..a2fd1aab 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/SubscribedUserRecyclerViewAdapter.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/SubscribedUserRecyclerViewAdapter.java
@@ -2,8 +2,8 @@ package ml.docilealligator.infinityforreddit;
 
 import android.content.Context;
 import android.content.Intent;
-import android.support.annotation.NonNull;
-import android.support.v7.widget.RecyclerView;
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/UserFollowing.java b/app/src/main/java/ml/docilealligator/infinityforreddit/UserFollowing.java
index 92d5012c..ec069664 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/UserFollowing.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/UserFollowing.java
@@ -2,7 +2,7 @@ package ml.docilealligator.infinityforreddit;
 
 import android.content.SharedPreferences;
 import android.os.AsyncTask;
-import android.support.annotation.NonNull;
+import androidx.annotation.NonNull;
 import android.util.Log;
 
 import java.util.HashMap;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/ViewImageActivity.java b/app/src/main/java/ml/docilealligator/infinityforreddit/ViewImageActivity.java
index 5d5fba7f..e610d28d 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/ViewImageActivity.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/ViewImageActivity.java
@@ -15,12 +15,12 @@ import android.os.AsyncTask;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.Environment;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
-import android.support.v4.app.ActivityCompat;
-import android.support.v4.content.ContextCompat;
-import android.support.v7.app.ActionBar;
-import android.support.v7.app.AppCompatActivity;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
+import androidx.appcompat.app.ActionBar;
+import androidx.appcompat.app.AppCompatActivity;
 import android.text.Spannable;
 import android.text.SpannableString;
 import android.text.style.ForegroundColorSpan;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/ViewPostDetailActivity.java b/app/src/main/java/ml/docilealligator/infinityforreddit/ViewPostDetailActivity.java
index f6555da5..86bd6c9b 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/ViewPostDetailActivity.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/ViewPostDetailActivity.java
@@ -7,16 +7,16 @@ import android.graphics.PorterDuff;
 import android.graphics.drawable.Drawable;
 import android.net.Uri;
 import android.os.Bundle;
-import android.support.annotation.Nullable;
-import android.support.customtabs.CustomTabsIntent;
-import android.support.design.chip.Chip;
-import android.support.design.widget.CoordinatorLayout;
-import android.support.design.widget.Snackbar;
-import android.support.v4.content.ContextCompat;
-import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.CardView;
-import android.support.v7.widget.DividerItemDecoration;
-import android.support.v7.widget.LinearLayoutManager;
+import androidx.annotation.Nullable;
+import androidx.browser.customtabs.CustomTabsIntent;
+import com.google.android.material.chip.Chip;
+import androidx.coordinatorlayout.widget.CoordinatorLayout;
+import com.google.android.material.snackbar.Snackbar;
+import androidx.core.content.ContextCompat;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.cardview.widget.CardView;
+import androidx.recyclerview.widget.DividerItemDecoration;
+import androidx.recyclerview.widget.LinearLayoutManager;
 import android.view.MenuItem;
 import android.view.View;
 import android.widget.ImageView;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/ViewSubredditDetailActivity.java b/app/src/main/java/ml/docilealligator/infinityforreddit/ViewSubredditDetailActivity.java
index d24bb0b1..831a22ff 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/ViewSubredditDetailActivity.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/ViewSubredditDetailActivity.java
@@ -1,18 +1,18 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.arch.lifecycle.ViewModelProviders;
+import androidx.lifecycle.ViewModelProviders;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.os.AsyncTask;
 import android.os.Bundle;
-import android.support.design.chip.Chip;
-import android.support.design.widget.AppBarLayout;
-import android.support.design.widget.CollapsingToolbarLayout;
-import android.support.design.widget.CoordinatorLayout;
-import android.support.design.widget.Snackbar;
-import android.support.v4.app.Fragment;
-import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.Toolbar;
+import com.google.android.material.chip.Chip;
+import com.google.android.material.appbar.AppBarLayout;
+import com.google.android.material.appbar.CollapsingToolbarLayout;
+import androidx.coordinatorlayout.widget.CoordinatorLayout;
+import com.google.android.material.snackbar.Snackbar;
+import androidx.fragment.app.Fragment;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/ViewUserDetailActivity.java b/app/src/main/java/ml/docilealligator/infinityforreddit/ViewUserDetailActivity.java
index ed0f2437..c5dedf11 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/ViewUserDetailActivity.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/ViewUserDetailActivity.java
@@ -1,18 +1,18 @@
 package ml.docilealligator.infinityforreddit;
 
-import android.arch.lifecycle.ViewModelProviders;
+import androidx.lifecycle.ViewModelProviders;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.os.AsyncTask;
 import android.os.Bundle;
-import android.support.design.chip.Chip;
-import android.support.design.widget.AppBarLayout;
-import android.support.design.widget.CollapsingToolbarLayout;
-import android.support.design.widget.CoordinatorLayout;
-import android.support.design.widget.Snackbar;
-import android.support.v4.app.Fragment;
-import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.Toolbar;
+import com.google.android.material.chip.Chip;
+import com.google.android.material.appbar.AppBarLayout;
+import com.google.android.material.appbar.CollapsingToolbarLayout;
+import androidx.coordinatorlayout.widget.CoordinatorLayout;
+import com.google.android.material.snackbar.Snackbar;
+import androidx.fragment.app.Fragment;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/ViewVideoActivity.java b/app/src/main/java/ml/docilealligator/infinityforreddit/ViewVideoActivity.java
index 2163fa12..6ef9b47e 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/ViewVideoActivity.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/ViewVideoActivity.java
@@ -16,11 +16,11 @@ import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.Environment;
-import android.support.annotation.NonNull;
-import android.support.v4.app.ActivityCompat;
-import android.support.v4.content.ContextCompat;
-import android.support.v7.app.ActionBar;
-import android.support.v7.app.AppCompatActivity;
+import androidx.annotation.NonNull;
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
+import androidx.appcompat.app.ActionBar;
+import androidx.appcompat.app.AppCompatActivity;
 import android.text.Spannable;
 import android.text.SpannableString;
 import android.text.style.ForegroundColorSpan;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/VoteThing.java b/app/src/main/java/ml/docilealligator/infinityforreddit/VoteThing.java
index 432ad988..175bcf1b 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/VoteThing.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/VoteThing.java
@@ -1,7 +1,7 @@
 package ml.docilealligator.infinityforreddit;
 
 import android.content.SharedPreferences;
-import android.support.annotation.NonNull;
+import androidx.annotation.NonNull;
 import android.util.Log;
 
 import java.util.HashMap;