| /* |
| * Copyright 2020 The Bazel Authors. All rights reserved. |
| * |
| * 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.google.devtools.build.android.desugar.langmodel; |
| |
| import static com.google.common.collect.ImmutableList.toImmutableList; |
| import static com.google.common.collect.ImmutableMap.toImmutableMap; |
| import static com.google.common.collect.ImmutableSet.toImmutableSet; |
| import static java.util.stream.Collectors.toCollection; |
| |
| import com.google.common.collect.ConcurrentHashMultiset; |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableMap; |
| import com.google.common.collect.ImmutableSet; |
| import java.util.function.Function; |
| import org.objectweb.asm.commons.Remapper; |
| |
| /** Maps a type to another based on binary names. */ |
| public final class TypeMapper extends Remapper { |
| |
| private final Function<ClassName, ClassName> classNameMapper; |
| |
| public TypeMapper(Function<ClassName, ClassName> classNameMapper) { |
| this.classNameMapper = classNameMapper; |
| } |
| |
| @Override |
| public String map(String binaryName) { |
| return map(ClassName.create(binaryName)).binaryName(); |
| } |
| |
| public ClassName map(ClassName internalName) { |
| return classNameMapper.apply(internalName); |
| } |
| |
| public <E extends TypeMappable<E>> ImmutableList<? extends E> map( |
| ImmutableList<E> mappableTypes) { |
| return mappableTypes.stream().map(e -> e.acceptTypeMapper(this)).collect(toImmutableList()); |
| } |
| |
| public <E extends TypeMappable<E>> ImmutableSet<? extends E> map(ImmutableSet<E> mappableTypes) { |
| return mappableTypes.stream().map(e -> e.acceptTypeMapper(this)).collect(toImmutableSet()); |
| } |
| |
| public <E extends TypeMappable<E>> ConcurrentHashMultiset<E> map( |
| ConcurrentHashMultiset<E> mappableTypes) { |
| return mappableTypes.stream() |
| .map(e -> e.acceptTypeMapper(this)) |
| .collect(toCollection(ConcurrentHashMultiset::create)); |
| } |
| |
| public <K extends TypeMappable<K>, V extends TypeMappable<V>> ImmutableMap<K, V> map( |
| ImmutableMap<K, V> mappableTypes) { |
| return mappableTypes.entrySet().stream() |
| .collect( |
| toImmutableMap( |
| e -> e.getKey().acceptTypeMapper(this), e -> e.getValue().acceptTypeMapper(this))); |
| } |
| |
| public <K extends TypeMappable<? extends K>, V> ImmutableMap<K, V> mapKey( |
| ImmutableMap<K, V> mappableTypes) { |
| return mappableTypes.entrySet().stream() |
| .collect(toImmutableMap(e -> e.getKey().acceptTypeMapper(this), e -> e.getValue())); |
| } |
| |
| } |