1 /* 2 * Copyright (C) 2022 The Libphonenumber Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.i18n.phonenumbers.metadata.source; 18 19 /** 20 * Abstraction responsible for inferring the metadata file name. 21 * 22 * <p>Two implementations are available: 23 * 24 * <ul> 25 * <li>{@link SingleFileModeFileNameProvider} for single-file metadata. 26 * <li>{@link MultiFileModeFileNameProvider} for multi-file metadata. 27 * </ul> 28 */ 29 public interface PhoneMetadataFileNameProvider { 30 31 /** 32 * Returns phone metadata file path for the given key. Assumes that key.toString() is 33 * well-defined. 34 */ getFor(Object key)35 String getFor(Object key); 36 } 37