ADD week 5

02-Easy5/E5/sources/androidx/appcompat/app/LocaleOverlayHelper.java

@@ -0,0 +1,46 @@
+package androidx.appcompat.app;
+
+import android.os.LocaleList;
+import androidx.core.os.LocaleListCompat;
+import java.util.LinkedHashSet;
+import java.util.Locale;
+
+/* loaded from: classes.dex */
+final class LocaleOverlayHelper {
+    private LocaleOverlayHelper() {
+    }
+
+    static LocaleListCompat combineLocalesIfOverlayExists(LocaleListCompat localeListCompat, LocaleListCompat localeListCompat2) {
+        if (localeListCompat == null || localeListCompat.isEmpty()) {
+            return LocaleListCompat.getEmptyLocaleList();
+        }
+        return combineLocales(localeListCompat, localeListCompat2);
+    }
+
+    static LocaleListCompat combineLocalesIfOverlayExists(LocaleList localeList, LocaleList localeList2) {
+        boolean isEmpty;
+        if (localeList != null) {
+            isEmpty = localeList.isEmpty();
+            if (!isEmpty) {
+                return combineLocales(LocaleListCompat.wrap(localeList), LocaleListCompat.wrap(localeList2));
+            }
+        }
+        return LocaleListCompat.getEmptyLocaleList();
+    }
+
+    private static LocaleListCompat combineLocales(LocaleListCompat localeListCompat, LocaleListCompat localeListCompat2) {
+        Locale locale;
+        LinkedHashSet linkedHashSet = new LinkedHashSet();
+        for (int i = 0; i < localeListCompat.size() + localeListCompat2.size(); i++) {
+            if (i < localeListCompat.size()) {
+                locale = localeListCompat.get(i);
+            } else {
+                locale = localeListCompat2.get(i - localeListCompat.size());
+            }
+            if (locale != null) {
+                linkedHashSet.add(locale);
+            }
+        }
+        return LocaleListCompat.create((Locale[]) linkedHashSet.toArray(new Locale[linkedHashSet.size()]));
+    }
+}