diff --git a/core/java/android/util/PluralsMessageFormatter.java b/core/java/android/util/PluralsMessageFormatter.java new file mode 100644 index 0000000000000..7cb9fb37f055a --- /dev/null +++ b/core/java/android/util/PluralsMessageFormatter.java @@ -0,0 +1,44 @@ +/* + * Copyright (C) 2022 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package android.util; + +import android.annotation.NonNull; +import android.annotation.StringRes; +import android.content.res.Resources; +import android.icu.text.MessageFormat; + +import java.util.Map; + +/** + * Helper class for easier formatting of ICU {@link android.icu.text.MessageFormat} syntax. + * @hide + */ +public class PluralsMessageFormatter { + /** + * Formatting the ICU {@link android.icu.text.MessageFormat} syntax + * + * @param resources the {@link android.content.res.Resources} + * @param arguments the mapping of argument names and values + * @param messageId the string resource id with {@link android.icu.text.MessageFormat} syntax + * @return the formatted result + */ + public static String format(@NonNull Resources resources, + Map arguments, + @StringRes int messageId) { + return new MessageFormat(resources.getString(messageId)).format(arguments); + } +}