Welcome, Java 8/9 APIs

Fix #1162

app/build.gradle

@@ -64,6 +64,7 @@ dependencies {
     fullImplementation project(':app-core')
     fullImplementation 'ru.noties:markwon:2.0.1'
     fullImplementation 'com.caverock:androidsvg-aar:1.3'
+    fullImplementation 'net.sourceforge.streamsupport:android-retrostreams:1.7.0'
 
     def androidXVersion = "1.0.0"
     implementation 'androidx.core:core:1.0.1'

app/proguard-rules.pro

@@ -35,6 +35,9 @@
 # SVG
 -dontwarn com.caverock.androidsvg.SVGAndroidRenderer
 
+# RetroStreams
+-dontwarn java9.**
+
 # Strip logging
 -assumenosideeffects class com.topjohnwu.magisk.utils.Logger {
   public *** debug(...);

app/src/full/java/com/topjohnwu/magisk/adapters/ApplicationAdapter.java

@@ -33,6 +33,7 @@ import androidx.annotation.WorkerThread;
 import androidx.collection.ArraySet;
 import androidx.recyclerview.widget.RecyclerView;
 import butterknife.BindView;
+import java9.util.Comparators;
 
 public class ApplicationAdapter extends RecyclerView.Adapter<ApplicationAdapter.ViewHolder> {
 
@@ -218,12 +219,13 @@ public class ApplicationAdapter extends RecyclerView.Adapter<ApplicationAdapter.
 
         @Override
         public int compareTo(HideAppInfo o) {
-            return Comparator.comparing((HideAppInfo t) -> t.hidden)
+            Comparator<HideAppInfo> c;
-                    .reversed()
+            c = Comparators.comparing((HideAppInfo t) -> t.hidden);
-                    .thenComparing((a, b) -> a.name.compareToIgnoreCase(b.name))
+            c = Comparators.reversed(c);
-                    .thenComparing(t -> t.info.packageName)
+            c = Comparators.thenComparing(c, (a, b) -> a.name.compareToIgnoreCase(b.name));
-                    .thenComparing(t -> t.process)
+            c = Comparators.thenComparing(c, t -> t.info.packageName);
-                    .compare(this, o);
+            c = Comparators.thenComparing(c, t -> t.process);
+            return c.compare(this, o);
         }
     }