Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit c0b541b0 authored by Seigo Nonaka's avatar Seigo Nonaka Committed by Automerger Merge Worker
Browse files

Accept repeated locale as an input of LocaleList construction. am: 41b1674f am: 8b4cd9ae 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12540040

Change-Id: If6140b007349d0c4be79c98acc816c9de3c55e61
parents 8cac1f20 8b4cd9ae

core/java/android/os/LocaleList.java

+6 −5
Original line number Diff line number Diff line
@@ -25,6 +25,7 @@ import android.icu.util.ULocale; 


import com.android.internal.annotations.GuardedBy;



import java.util.ArrayList;

import java.util.Arrays;

import java.util.Collection;

import java.util.HashSet;
@@ -151,18 +152,18 @@ public final class LocaleList implements Parcelable { 
    /**

     * Creates a new {@link LocaleList}.

     *

     * If two or more same locales are passed, the repeated locales will be dropped.

     * <p>For empty lists of {@link Locale} items it is better to use {@link #getEmptyLocaleList()},

     * which returns a pre-constructed empty list.</p>

     *

     * @throws NullPointerException if any of the input locales is <code>null</code>.

     * @throws IllegalArgumentException if any of the input locales repeat.

     */

    public LocaleList(@NonNull Locale... list) {

        if (list.length == 0) {

            mList = sEmptyList;

            mStringRepresentation = "";

        } else {

            final Locale[] localeList = new Locale[list.length];

            final ArrayList<Locale> localeList = new ArrayList<>();

            final HashSet<Locale> seenLocales = new HashSet<Locale>();

            final StringBuilder sb = new StringBuilder();

            for (int i = 0; i < list.length; i++) {
@@ -170,10 +171,10 @@ public final class LocaleList implements Parcelable { 
                if (l == null) {

                    throw new NullPointerException("list[" + i + "] is null");

                } else if (seenLocales.contains(l)) {

                    throw new IllegalArgumentException("list[" + i + "] is a repetition");

                    // Dropping duplicated locale entries.

                } else {

                    final Locale localeClone = (Locale) l.clone();

                    localeList[i] = localeClone;

                    localeList.add(localeClone);

                    sb.append(localeClone.toLanguageTag());

                    if (i < list.length - 1) {

                        sb.append(',');
@@ -181,7 +182,7 @@ public final class LocaleList implements Parcelable { 
                    seenLocales.add(localeClone);

                }

            }

            mList = localeList;

            mList = localeList.toArray(new Locale[localeList.size()]);

            mStringRepresentation = sb.toString();

        }

    }