| /* GENERATED SOURCE. DO NOT MODIFY. */ |
| /* |
| * Copyright (C) 2022 The Libphonenumber Authors |
| * |
| * 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 com.android.i18n.phonenumbers.metadata.source; |
| |
| import com.android.i18n.phonenumbers.Phonemetadata.PhoneMetadata; |
| import java.util.concurrent.ConcurrentHashMap; |
| import java.util.concurrent.ConcurrentMap; |
| |
| /** |
| * A {@link MetadataContainer} implementation backed by a {@link ConcurrentHashMap} with generic |
| * keys. |
| */ |
| final class MapBackedMetadataContainer<T> implements MetadataContainer { |
| |
| static MapBackedMetadataContainer<String> byRegionCode() { |
| return new MapBackedMetadataContainer<>( |
| new KeyProvider<String>() { |
| @Override |
| public String getKeyOf(PhoneMetadata phoneMetadata) { |
| return phoneMetadata.getId(); |
| } |
| }); |
| } |
| |
| static MapBackedMetadataContainer<Integer> byCountryCallingCode() { |
| return new MapBackedMetadataContainer<>( |
| new KeyProvider<Integer>() { |
| @Override |
| public Integer getKeyOf(PhoneMetadata phoneMetadata) { |
| return phoneMetadata.getCountryCode(); |
| } |
| }); |
| } |
| |
| private final ConcurrentMap<T, PhoneMetadata> metadataMap; |
| |
| private final KeyProvider<T> keyProvider; |
| |
| private MapBackedMetadataContainer(KeyProvider<T> keyProvider) { |
| this.metadataMap = new ConcurrentHashMap<>(); |
| this.keyProvider = keyProvider; |
| } |
| |
| PhoneMetadata getMetadataBy(T key) { |
| return key != null ? metadataMap.get(key) : null; |
| } |
| |
| KeyProvider<T> getKeyProvider() { |
| return keyProvider; |
| } |
| |
| @Override |
| public void accept(PhoneMetadata phoneMetadata) { |
| metadataMap.put(keyProvider.getKeyOf(phoneMetadata), phoneMetadata); |
| } |
| |
| interface KeyProvider<T> { |
| T getKeyOf(PhoneMetadata phoneMetadata); |
| } |
| } |